See update notes:

README.md

@@ -10,8 +10,8 @@ Support version of RINEX:
 Support system of GNSS:
 * GPS: Satellite position solving & Receiver station orientation
 * Galileo : Satellite position solving & Receiver station orientation
-* GLONASS : Satellite position solving
+* GLONASS : Satellite position solving(OINP)
-* BeiDou / Compass : Satellite position solving
+* BeiDou / Compass : Satellite position solving(OINP)
 
 Support method of orientation
 * Pseudorange positioning
@@ -33,6 +33,10 @@ Support method of orientation
   
 ## Project Update
 
+Update: 2024/11/03:
+1.  KNZ_GeoTrackLab: Fix some bug, Modify some UI logic.
+2.  KNZ_GeoTrackLab: Complete the function of Satellite track plot.
+
 Update: 2024/11/03:
 1.  KNZ_GeoTrackLab: Fix some bug, Modify some UI logic.
 2.  KNZ_GeoTrackLab: Remove 3D plot function.

READMECN.md

@@ -33,10 +33,14 @@
 
 ## 项目更新
 
+更新：2024/10/31:
+1. KNZ_GeoTrackLab: 修复一些bug, 优化UI逻辑。
+2. KNZ_GeoTrackLab: 完成卫星轨迹绘图功能。
+
 更新: 2024/10/31:
-1. KNZ_GeoTrackLab: 修复一些bug, 优化UI逻辑.
+1. KNZ_GeoTrackLab: 修复一些bug, 优化UI逻辑。
 2. KNZ_GeoTrackLab: 移除3D绘图功能。
-2. KNZ_GeoTrackLab: 合并功能并专一化.
+2. KNZ_GeoTrackLab: 合并功能并专一化。
 3. KNZ_GeoTrackLab: 新增: 
                         卫星轨迹投影图（还未实现功能化）。
 

app/Config_file.py

@@ -1,13 +1,15 @@
+#  @ File : Config_file.py
 #
+#  Copyright (c) 2024 KenanZhu. All Right Reserved.
 #
+#  @ Author       : KenanZhu
+#  @ Time         : 2024/11/04
+#  @ Brief        : Initialize the configuration file.
+#  #
+#  @ IDE          : PyCharm 2024.2.1 (Community Edition)
 #
-#
+#  ----------------------------------------------------------------------------------------
-#
+
-#
-#
-#
-#
-#-----------------------------------------------------------------#
 from configparser import ConfigParser
 
 class Configinit:
@@ -20,8 +22,8 @@ class Configinit:
     def load_config(self):
         # -------------------------------------------------------------------------------
         # >
-        # Method:
+        # Method: load_config
-        # Brief :
+        # Brief : Load config file, if not exist, regenerate the config.
         # Author: @KenanZhu All Right Reserved.
         # -------------------------------------------------------------------------------
         try:
@@ -33,8 +35,8 @@ class Configinit:
     def get_config(self):
         # -------------------------------------------------------------------------------
         # >
-        # Method:
+        # Method: get_config
-        # Brief :
+        # Brief : Capture config instance handle.
         # Author: @KenanZhu All Right Reserved.
         # -------------------------------------------------------------------------------
         self.config.read(self.config_filepath)
@@ -43,8 +45,8 @@ class Configinit:
     def create_config(self):
         # -------------------------------------------------------------------------------
         # >
-        # Method:
+        # Method: create_config
-        # Brief :
+        # Brief : Generate the initial config file.
         # Author: @KenanZhu All Right Reserved.
         # -------------------------------------------------------------------------------
         ### Config for software info
@@ -81,8 +83,8 @@ class Configinit:
     def save_config(self):
         # -------------------------------------------------------------------------------
         # >
-        # Method:
+        # Method: save_config
-        # Brief :
+        # Brief : Save changes of config file.
         # Author: @KenanZhu All Right Reserved.
         # -------------------------------------------------------------------------------
         with open(self.config_filepath, 'w') as configfile:

app/Func_callback.py

@@ -1,24 +1,31 @@
+#  @ File : Func_callback.py
 #
+#  Copyright (c) 2024 KenanZhu. All Right Reserved.
 #
+#  @ Author       : KenanZhu
+#  @ Time         : 2024/11/04
+#  @ Brief        : Interactive control callback function class.
+#  #
+#  @ IDE          : PyCharm 2024.2.1 (Community Edition)
 #
-#
+#  ----------------------------------------------------------------------------------------
-#
+
-#
-#
-#
-#
-#-----------------------------------------------------------------#
 ### Std
+import math
 import threading
 
+import numpy as np
 import ctypes as ct
 import tkinter as tk
+import cartopy.crs as ccrs
 
 from tkinter import filedialog
 from tkinter import colorchooser
 
 class CALLBACK:
     def __init__(self, cfg, cfg_get):
+        # init
+        # -------------------------------------------------------------------------------
         self.cfg = cfg
         self.cfg_get = cfg_get
 
@@ -58,20 +65,19 @@ class CALLBACK:
             if self.outdir.get(i):
                 self.outvar += (self.outdir.get(i),)
         ### Const value
-        global blank, C_V
+        global blank
         blank = ' '
-        C_V = 299792458
 
     @staticmethod
     def Move_center(hwnd, win_x, win_y):
         # -------------------------------------------------------------------------------
         # >
-        # Method:
+        # Method: Move_Ccenter
-        # Brief :
+        # Brief : Move the window to the center of screen.
-        # Param :
+        # Param : hwnd : instance handle of window
-        #
+        #         win_x: the x size of window
-        #
+        #         win_y: the y size of window
-        # Return:
+        # Return: none
         # Author: @KenanZhu All Right Reserved.
         # -------------------------------------------------------------------------------
         position_x = int((hwnd.winfo_screenwidth() - win_x) / 2)
@@ -81,12 +87,13 @@ class CALLBACK:
     def Calcuconfirm(self, cionbox, ctrobox, canglebox, systemv):
         # -------------------------------------------------------------------------------
         # >
-        # Method:
+        # Method: Calcuconfirm
-        # Brief :
+        # Brief : Callback function of confirm button of options window
-        # Param :
+        # Param : cionbox  : iono combobox handle
-        #
+        #         ctrobox  : trop combobox handle
-        #
+        #         canglabox: elev angle of sat combobox handle
-        # Return:
+        #         systemv  : sat system button handle
+        # Return: none
         # Author: @KenanZhu All Right Reserved.
         # -------------------------------------------------------------------------------
 
@@ -99,13 +106,13 @@ class CALLBACK:
     def Colorchoose(self, hwndparent, i, colorlab, mode):
         # -------------------------------------------------------------------------------
         # >
-        # Method:
+        # Method: Colorchoose
-        # Brief :
+        # Brief : Color choose card of options callback function.
-        # Param : hwndparent :
+        # Param : hwndparent : instance handle of options window
         #         i          : 0==e    & 1==n      & 2==u & 3==satn
-        #         colorlab   :
+        #         colorlab   : color label handle
-        #         mode       :
+        #         mode       : 0==undo & 1==select & 2==save change
-        # Return:
+        # Return: none
         # Author: @KenanZhu All Right Reserved.
         # -------------------------------------------------------------------------------
         match mode:
@@ -141,13 +148,13 @@ class CALLBACK:
     def Linewchoose(self, entry0, entry1, entry2, mode):
         # -------------------------------------------------------------------------------
         # >
-        # Method:
+        # Method: Linewchoose
-        # Brief :
+        # Brief : Line width selection of plot.
         # Param : entry0 : spinbox handle
         #         entry1 : spinbox handle
         #         entry2 : spinbox handle
         #         mode   : 0==undo & 1==confirm
-        # Return:
+        # Return: none
         # Author: @KenanZhu All Right Reserved.
         # -------------------------------------------------------------------------------
         match mode:
@@ -165,11 +172,11 @@ class CALLBACK:
     def Dir_or_name_get(path, mode):
         # -------------------------------------------------------------------------------
         # >
-        # Method:
+        # Method: Dir_or_name_get
-        # Brief :
+        # Brief : Get the filedir or filename form path
-        # Param : path :
+        # Param : path : file path
         #         mode : 0==get file name & 1==get file dir
-        # Return:
+        # Return: mode==0 return filename,mode==1 return file dir
         # Author: @KenanZhu All Right Reserved.
         # -------------------------------------------------------------------------------
         global nameend, filename, filedir
@@ -198,10 +205,11 @@ class CALLBACK:
     def GetObsFilePath(self, hwndparent, ObsFileSelectBox):
         # -------------------------------------------------------------------------------
         # >
-        # Method:
+        # Method: GetObsFilePath
-        # Brief :
+        # Brief : Get obs file path of RINEX.
-        # Param :
+        # Param : hwndparent       : instance handle of RINEX processor window
-        # Return:
+        #         ObsFileSelectBox : string value of path combobox
+        # Return: none
         # Author: @KenanZhu All Right Reserved.
         # -------------------------------------------------------------------------------
         path = filedialog.askopenfilename(
@@ -222,10 +230,11 @@ class CALLBACK:
     def GetNavFilePath(self, hwndparent, NavFileSelectBox):
         # -------------------------------------------------------------------------------
         # >
-        # Method:
+        # Method: GetNavFilePath
-        # Brief :
+        # Brief : Get nav file path of RINEX.
-        # Param :
+        # Param : hwndparent       : instance handle of RINEX processor window
-        # Return:
+        #         NavFileSelectBox : string value of path combobox
+        # Return: none
         # Author: @KenanZhu All Right Reserved.
         # -------------------------------------------------------------------------------
         path = filedialog.askopenfilename(
@@ -247,10 +256,11 @@ class CALLBACK:
     def AskDirectory(self, hwndparent, AskDirectorySelectBox):
         # -------------------------------------------------------------------------------
         # >
-        # Method:
+        # Method: AskDirectory
-        # Brief :
+        # Brief : Get the output file diectory.
-        # Param :
+        # Param : hwndparent            : instance handle of RINEX processor window
-        # Return:
+        #         AskDirectorySelectBox : instance handle of dir combox
+        # Return: none
         # Author: @KenanZhu All Right Reserved.
         # -------------------------------------------------------------------------------
         path = filedialog.askdirectory(parent=hwndparent)
@@ -269,10 +279,12 @@ class CALLBACK:
                       AskDirectorySelectButton):
         # -------------------------------------------------------------------------------
         # >
-        # Method:
+        # Method: AskOrNotCheck
-        # Brief :
+        # Brief : Check the file diectory.
-        # Param :
+        # Param : AskOrNotCheckVar         : button int value
-        # Return:
+        #         AskDirectorySelectBox    : instance handle of dir combobox
+        #         AskDirectorySelectButton : instance handle dir select button
+        # Return: none
         # Author: @KenanZhu All Right Reserved.
         # -------------------------------------------------------------------------------
         if AskOrNotCheckVar.get() == 0:
@@ -290,11 +302,8 @@ class CALLBACK:
                     DirectorySelectBoxVar):
         # -------------------------------------------------------------------------------
         # >
-        # Method:
+        # Method: ExecuteFile
-        # Brief :
+        # Brief : Execute RINEX file into .ksln.
-        # Param :
-        #
-        # Return:
         # Author: @KenanZhu All Right Reserved.
         # -------------------------------------------------------------------------------
         statemsg = ""
@@ -364,6 +373,227 @@ class CALLBACK:
                                                              DirectorySelectBoxVar))
         T.start()
 
+    def OpenkslnFile(self,
+                     explot,nxplot,uxplot,satnplot,visbplot,
+                     canvas0,canvas1,plotstate):
+        # -------------------------------------------------------------------------------
+        # >
+        # Method: OpenkslnFile
+        # Brief : Plot by open ksln as pos solution.
+        # Author: @KenanZhu All Right Reserved.
+        # -------------------------------------------------------------------------------
+        path = filedialog.askopenfilename(title='Open as Pos Solution',
+                                          filetypes=[('Solution File(*.ksln)', '*.ksln'),
+                                                     ('All Files', '*.*')])
+        with open(path,'r')as f:
+            while 1:
+                line = f.readline()
+                if line.find('APPROX POSITION XYZ')>=0:
+                    apx = float(line[22:35])
+                    apy = float(line[35:48])
+                    apz = float(line[48:61])
+                elif line.find('APPROX POSITION BLH')>=0:
+                    apb = float(line[22:35])
+                    apl = float(line[35:48])
+                    aph = float(line[48:61])
+                    S = np.array([
+                        [-math.sin(apl)              , math.cos(apl)              , 0],
+                        [-math.sin(apb)*math.cos(apl),-math.sin(apb)*math.sin(apl),math.cos(apb)],
+                        [ math.cos(apb)*math.cos(apl), math.cos(apb)*math.sin(apl),math.sin(apb)]
+                    ])
+                elif line.find('INTERVAL')>=0:
+                    ive = float(line[22:27])
+                elif line.find('<END OF HEADER')>=0:
+                    plotstate.config(text="Reading...")
+                    break
+
+            satnum = 0
+            ENU = np.empty((3,0))
+            EPO = np.empty((1,0))
+            NUM = np.empty((1,0))
+            while 1:
+                line = f.readline()
+                if line[0:1]=='>':
+                    satnum = 0
+                    EPO = np.hstack((EPO,[[float(line[1:6])]]))
+                    plotstate.config(text='Reading...%5d/%5d Mode: Single solving'
+                                          %(int(line[1:6]), int(86400/ive)))
+
+                elif line[0:1]==self.system.get(int(
+                        self.cfg_get['Options_Calc']['sat_system']
+                )) and line.find('END')==-1 and line.find('Rec')==-1:
+                    satnum += 1
+
+                elif line.find('Rec:')>=0:
+                    if line.find('insufficient')>=0:
+                        ds = np.array([
+                            [0],
+                            [0],
+                            [0]
+                        ])
+                    else:
+                        ds = np.array([
+                            [float(line[ 4:13])],
+                            [float(line[14:23])],
+                            [float(line[24:33])]
+                        ])
+                    ENU = np.hstack((ENU,S@ds))
+                    NUM = np.hstack((NUM,[[satnum]]))
+                elif line.find('END')>=0:
+                    # plot on the e
+                    # -------------------------------------------------------------------
+                    explot.clear()
+                    nxplot.clear()
+                    uxplot.clear()
+                    # plot on n
+                    # -------------------------------------------------------------------
+                    explot.plot(
+                        EPO[0, :],
+                        ENU[0, :],
+                        marker='.',
+                        linestyle=':',
+                        ms=self.cfg_get['Options_Draw']['e_line'],
+                        color=self.cfg_get['Options_Draw']['e_color'],
+                        linewidth=self.cfg_get['Options_Draw']['e_line'],
+                    )
+                    explot.set_title(' E-W(m)', x=0.02, y=0, fontsize=8)
+                    explot.grid(True, linestyle='--', alpha=0.7)
+                    # plot on u
+                    # -------------------------------------------------------------------
+                    nxplot.plot(
+                        EPO[0, :],
+                        ENU[1, :],
+                        marker='.',
+                        linestyle=':',
+                        ms=self.cfg_get['Options_Draw']['n_line'],
+                        color=self.cfg_get['Options_Draw']['n_color'],
+                        linewidth=self.cfg_get['Options_Draw']['n_line'],
+                    )
+                    nxplot.set_title(' N-S(m)', x=0.02, y=0, fontsize=8)
+                    nxplot.grid(True, linestyle='--', alpha=0.7)
+                    # plot on u
+                    # -------------------------------------------------------------------
+                    uxplot.plot(
+                        EPO[0, :],
+                        ENU[2, :],
+                        marker='.',
+                        linestyle=':',
+                        ms=self.cfg_get['Options_Draw']['u_line'],
+                        color=self.cfg_get['Options_Draw']['u_color'],
+                        linewidth=self.cfg_get['Options_Draw']['u_line'],
+                    )
+                    uxplot.set_title(' U-D(m)', x=0.02, y=0, fontsize=8)
+                    uxplot.grid(True, linestyle='--', alpha=0.7)
+                    canvas0.draw()
+
+                    satnplot.clear()
+                    satnplot.plot(
+                        EPO[0, :],
+                        NUM[0, :],
+                        ms=5,
+                        marker='|',
+                        linewidth=0,
+                        linestyle=None,
+                        color=self.cfg_get['Options_Draw']['sat_amount_color'],
+                    )
+                    satnplot.set_title('Valid Satellite Numbers', loc='left', fontsize=8)
+                    satnplot.set_xlabel('Epochs')
+                    satnplot.grid(True, linestyle='--', alpha=0.7)
+
+                    canvas1.draw()
+
+                    f.close()
+
+                    plotstate.config(text="Plot   form: %s" % path)
+                    break
+
+    def _OpenkslnFile(self,
+                      explot, nxplot, uxplot, satnplot, visbplot,
+                      canvas0, canvas1, plotstate):
+        T = threading.Thread(
+            target=lambda :self.OpenkslnFile(
+            explot,nxplot,uxplot,satnplot,visbplot,
+            canvas0,canvas1,plotstate)
+                             )
+        T.start()
+
+    def Plot2polar(self, sattrack, plotstate, canvas2):
+        # -------------------------------------------------------------------------------
+        # >
+        # Method:
+        # Brief :
+        # Author: @KenanZhu All Right Reserved.
+        # -------------------------------------------------------------------------------
+        path = filedialog.askopenfilename(title='Open as Sat Solution',
+                                          filetypes=[('Solution File(*.ksln)', '*.ksln'),
+                                                     ('All Files', '*.*')])
+        sattrack.clear()
+        with open(path,'r') as f:
+            while 1:
+                line = f.readline()
+                if line.find('APPROX POSITION BLH')>=0:
+                    apb = math.degrees( float(line[22:35]) )
+                    apl = math.degrees( float(line[35:48]) )
+                elif line.find('GENERATE SOURCE')>=0:
+                    marker = line[22:26]
+                elif line.find('INTERVAL')>=0:
+                    ive = float(line[22:27])
+                elif line.find('<END OF HEADER')>=0:
+                    break
+            epoch = 0
+            while 1:
+                line =f.readline()
+                if line[0:1]=='>':
+                    epoch = int(line[1:6])
+                    plotstate.config(text="Reading...%5d/%5d Mode: Sat track plot"
+                                          %(int(line[1:6]), int(86400/ive)))
+                elif line[0:1]==blank:
+                    pass
+                elif line[0:1]==self.system.get(int(self.cfg_get['Options_Calc']['sat_system'])
+                                                ) and line.find('END')==-1 and line.find('Rec')==-1:
+                    if epoch % 10==0:
+                        b = math.degrees( float(line[ 4:13]) )
+                        l = math.degrees( float(line[14:23]) )
+                        sattrack.scatter(l,b,color='b',s=2,
+                                         transform=ccrs.PlateCarree())
+                    else:
+                        pass
+
+                elif line.find('END')>=0:
+                    plotstate.config(text="Plotting...")
+
+                    sattrack.scatter(apl, apb, color='#ff8000', s=35,
+                                     transform=ccrs.PlateCarree())
+                    sattrack.text(apl, apb, blank * 4 + marker, color='#ff8000',
+                                  fontsize=12, fontweight='bold'
+                                  , transform=ccrs.PlateCarree())
+                    plotstate.config(text="Reading...")
+
+                    sattrack.coastlines(resolution='110m')
+                    sattrack.gridlines()
+                    canvas2.draw()
+
+                    plotstate.config(text="Done !")
+
+    def _Plot2polar(self, sattrack, plotstate, canvas2):
+        T = threading.Thread(
+            target=lambda :self.Plot2polar(sattrack, plotstate, canvas2)
+        )
+        T.start()
+
+
+
+
+
+
+
+
+
+
+
+
+
+
 
 
 

app/Ui_about.py

@@ -1,13 +1,14 @@
+#  @ File : UI_about.py
 #
+#  Copyright (c) 2024 KenanZhu. All Right Reserved.
 #
+#  @ Author       : KenanZhu
+#  @ Time         : 2024/11/04
+#  @ Brief        : Help info window class.
+#  #
+#  @ IDE          : PyCharm 2024.2.1 (Community Edition)
 #
-#
+#  ----------------------------------------------------------------------------------------
-#
-#
-#
-#
-#
-#-----------------------------------------------------------------#
 
 ### Std
 import tkinter as tk

app/Ui_main.py

@@ -1,13 +1,14 @@
+#  @ File : UI_main.py
 #
+#  Copyright (c) 2024 KenanZhu. All Right Reserved.
 #
+#  @ Author       : KenanZhu
+#  @ Time         : 2024/11/04
+#  @ Brief        : Main window class.
+#  #
+#  @ IDE          : PyCharm 2024.2.1 (Community Edition)
 #
-#
+#  ----------------------------------------------------------------------------------------
-#
-#
-#
-#
-#
-#-----------------------------------------------------------------#
 
 ### Self
 import Ui_view as vie
@@ -28,6 +29,8 @@ from matplotlib.backends.backend_tkagg import (
 
 import tkinter as tk
 import tkinter.font as tkfont
+import cartopy.crs as ccrs
+#import cartopy.feature as cfeature
 import matplotlib as mpl
 mpl.use('TkAgg')
 import matplotlib.pyplot as plt
@@ -201,12 +204,17 @@ class MAINGUI:
         ### File > Open... > Open Pos Solution
         openmenu.add_command(
             label="Open Pos Solution",
-            accelerator='Ctrl+S'
+            accelerator='Ctrl+S',
+            command=lambda :self.func._OpenkslnFile(
+                self.ex,self.nx,self.ux,self.satn,self.satvisb,
+                self.canvas0,self.canvas1,self.plotstate)
         )
         ### File > Open... > Open Sat Solution
         openmenu.add_command(
             label="Open Sat Solution",
-            accelerator='Ctrl+S'
+            accelerator='Ctrl+S',
+            command=lambda :self.func._Plot2polar(
+                self.sattrack,self.plotstate,self.canvas2)
         )
         ### File > Open... > Open RINEX
         openmenu.add_command(
@@ -380,13 +388,21 @@ class MAINGUI:
 
         plt.rc('font', family='Segoe UI')
         fig = plt.figure()
-        self.sattrack = fig.add_subplot(projection='polar')
+        self.sattrack = fig.add_subplot(
+            projection=ccrs.PlateCarree()
+        )
+        self.sattrack.coastlines(resolution='110m')
+        self.sattrack.gridlines()
         fig.subplots_adjust(
             left=0,
             bottom=0.03,
             right=1,
             top=0.95
         )
+        for spine in ['right', 'left']:
+            self.sattrack.spines[spine].set_visible(False)
+        self.sattrack.set_facecolor('#f5f5f5')
+
         self.canvas2 = FigureCanvasTkAgg(fig, self.Figurefrm_Sky)
         self.canvas2.draw()
         self.canvas2.get_tk_widget().pack(side=tk.BOTTOM, fill=tk.BOTH, expand=tk.YES)

app/Ui_options.py

@@ -1,13 +1,14 @@
+#  @ File : UI_options.py
 #
+#  Copyright (c) 2024 KenanZhu. All Right Reserved.
 #
+#  @ Author       : KenanZhu
+#  @ Time         : 2024/11/04
+#  @ Brief        : Plot options window class.
+#  #
+#  @ IDE          : PyCharm 2024.2.1 (Community Edition)
 #
-#
+#  ----------------------------------------------------------------------------------------
-#
-#
-#
-#
-#
-#-----------------------------------------------------------------#
 
 ### Std
 from PIL import ImageTk

app/Ui_processor.py

@@ -1,13 +1,14 @@
+#  @ File : UI_processor.py
 #
+#  Copyright (c) 2024 KenanZhu. All Right Reserved.
 #
+#  @ Author       : KenanZhu
+#  @ Time         : 2024/11/04
+#  @ Brief        : RINEX file processor window class.
+#  #
+#  @ IDE          : PyCharm 2024.2.1 (Community Edition)
 #
-#
+#  ----------------------------------------------------------------------------------------
-#
-#
-#
-#
-#
-#-----------------------------------------------------------------#
 
 ### Std
 from tkinter import ttk

app/Ui_view.py

@@ -1,13 +1,14 @@
+#  @ File : UI_view.py
 #
+#  Copyright (c) 2024 KenanZhu. All Right Reserved.
 #
+#  @ Author       : KenanZhu
+#  @ Time         : 2024/11/04
+#  @ Brief        : File viewer window class.
+#  #
+#  @ IDE          : PyCharm 2024.2.1 (Community Edition)
 #
-#
+#  ----------------------------------------------------------------------------------------
-#
-#
-#
-#
-#
-#-----------------------------------------------------------------#
 
 ### Std
 from PIL import ImageTk

src/brdm2pos.h

@@ -237,6 +237,7 @@ typedef struct nav_body{//Body data of file of nav: GPS	BeiDou Galileo GLONASS
 typedef struct obs_head{//Header data of file of obs
     double ver;
     char type[30];
+    char marker[10];
 
     double apX;
     double apY;

src/readrnx.cpp

@@ -603,6 +603,10 @@ void read_o_h(FILE* fp_obs, pobs_head obs_h)
             strncpy(obs_h->type, buff + 20, 30);
             continue;
         }
+        else if (strstr(lable, "MARKER NAME")) {
+            strncpy(obs_h->marker, buff + 0, 10);
+            continue;
+        }
         else if (strstr(lable, "APPROX POSITION XYZ")) {
             obs_h->apX = strtonum(buff, 0, 14);
             obs_h->apY = strtonum(buff, 0 + 14, 14);

src/rnx2pos.cpp

@@ -286,7 +286,7 @@ int sat_pos_cal(pobs_head obs_h, pobs_epoch obs_e, pobs_body obs_b,
                 break;
             case GAL:
                 obs.Per1[k] = obs_b->obs_gal[j][code2type(C1, obs_h->obstypenum_gal, obs_h->obscode_gal)];
-                obs.Per2[k] = obs_b->obs_gal[j][code2type(C2, obs_h->obstypenum_gal, obs_h->obscode_gal)];
+                obs.Per2[k] = obs_b->obs_gal[j][code2type(C6, obs_h->obstypenum_gal, obs_h->obscode_gal)];
                 obs.freq1 = FREQ1; obs.freq2 = FREQ6;
                 break;
             case GLO:
@@ -325,7 +325,9 @@ int sat_pos_cal(pobs_head obs_h, pobs_epoch obs_e, pobs_body obs_b,
             stop++;
         }solution(solu, obs_h, ap_X, ap_Y, ap_Z);
     }
-    else;
+    else {
+        fprintf(solu,"\nRec:insufficient quantity of sat, sat=%d",k);
+    }
     free(in_lsq.l); free(in_lsq.m); free(in_lsq.n); free(in_lsq.o);
     free(in_lsq.B); free(in_lsq.P); free(in_lsq.L);
     return 1;

src/solutions.cpp

@@ -35,7 +35,7 @@ static double trosaastamoinen(pobs_head obs_h, double elev)
     return dtrop;
 }
 /*Tropshere correction with hopfiled model*/
-static double trohopfiled(pobs_head obs_h, double elev)
+static double trohopfield(pobs_head obs_h, double elev)
 {
     double P0, e0, T0, deltaSd, deltaSw, dtropd, dtropw, dtrop;
     double B = obs_h->apB, L = obs_h->apL, H = obs_h->apH;
@@ -99,7 +99,7 @@ static double restcorr(pobs_head obs_h, acct_obs obs, int ionopt, int tropopt,
     }
     switch (tropopt) {
     case 0:break;
-    case 1:dtrop = trohopfiled(obs_h, elev); break;
+    case 1:dtrop = trohopfield(obs_h, elev); break;
     case 2:dtrop = trosaastamoinen(obs_h, elev); break;
     }
     P = P - diono - dtrop;
@@ -139,7 +139,8 @@ stations designmat(pobs_head obs_h, acct_obs obs,
         R = sqrt(
             pow(l[i] - X, 2) +
             pow(m[i] - Y, 2) +
-            pow(n[i] - Z, 2));
+            pow(n[i] - Z, 2)
+        );
         B[i + satnum * 0] = -(l[i] - X) / R;
         B[i + satnum * 1] = -(m[i] - Y) / R;
         B[i + satnum * 2] = -(n[i] - Z) / R;
@@ -167,6 +168,7 @@ FILE* headerout(pobs_head obs_h,
     fclose(result_file_clear);
     FILE* result_file = fopen(res_path, "a+");
     fprintf(result_file, ">GENERATE PROGRAM   : KNZ_GeoTrackLab ver%s\n", KNZ_GTL_VER);
+    fprintf(result_file, " GENERATE SOURCE    : %.10s\n", obs_h->marker);
     fprintf(result_file, " GENERATE TYPE      : Satellite  Position\n");
     fprintf(result_file, " GENERATE TIME      : %s", ctime(&gen_time));
     fprintf(result_file, " OBS FILE PATH      : %s\n", obs_path);