BIG UPDATE:

1. Full gui
2. Integrated KNZ_Calculate and KNZ_Plot
3. Realized GPS, BeiDou, Galileo, GLONASS satellite position calculation,
4. New module added: 3D satellite orbit display

app/Trocor.py

@@ -0,0 +1,36 @@
+##Tro correct-Hopfield
+import math
+def Hop_tro_cor(H, ma):
+    global e
+    P0 = 1013.25
+    e0 = 11.69
+    T0 = 288.15
+    p = P0 * pow((1.0 - 0.0068 / T0 / H) , 5)
+    T = 288.15 - 0.0068 * H
+    if H > 11000:
+        e = 0
+    if H <= 11000:
+        e = e0 * pow( (1.0 - 0.0068 * H / T0) , 4)
+    deltaSd = 1.552e-5 * p * (40136 + 148.72 * (T - 273.16) - H) / T
+    deltaSw = 1.552e-5 * 4810 * e * (11000 - H) / pow(T , 2)
+    #Dry
+    dtropd = deltaSd / math.sqrt( math.sin( math.radians( math.degrees( pow(math.radians(ma) , 2) ) + 6.25) ) )
+    #Wet
+    dtropw = deltaSw / math.sqrt( math.sin( math.radians( math.degrees( pow(math.radians(ma) , 2) ) + 6.25) ) )
+    dtrop = dtropw + dtropd
+    return dtrop
+
+#Tro corrct-Saastamoinen
+def Sas_tro_cor(B, H, ma):
+    global e
+    P0 = 1013.25 * pow( (1 - 2.2557 * 10e-5 * H), 5.2568)
+    e0 = 11.69
+    T0 = 15 - 6.5 * 10e-3 * H + 273.15
+    deltaSd = 2.2768e-3 * P0 / (1 - 2.66e-3 * math.cos(2 * B) - 2.8e-4 * H * 1e3)
+    deltaSw = 2.2768e-3 * (1255 / T0 + 0.05) * e0
+    # Dry
+    dtropd = deltaSd / math.sqrt( math.sin( math.radians( math.degrees( pow(math.radians(ma), 2) ) + 6.25) ) )
+    # Wet
+    dtropw = deltaSw / math.sqrt( math.sin( math.radians( math.degrees( pow(math.radians(ma), 2) ) + 6.25) ) )
+    dtrop = dtropw + dtropd
+    return dtrop