From 8ef5b360c1ecc113cad460d3da625ebd7223ef6f Mon Sep 17 00:00:00 2001
From: Kenan Zhu <62800488+KenanZhu111@users.noreply.github.com>
Date: Tue, 15 Oct 2024 16:09:00 +0800
Subject: [PATCH] Update README.md

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 README.md | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 1094cb1..8cd5192 100644
--- a/README.md
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 # **MAIN FUNCTION INTRODUCTION**
 
-* Read the RINEX of version 3.04 of observation data and navigation data.
+* Read the RINEX of Observation & Navigation of version 3.xx.
+* The reading of RINEX of Observation & Navigation of 4.xx will support in the KNZ_Calculate.[OINP]
+* The reading of RINEX of Observation & Navigation of 2.xx will turn into a convert software with GUI.[OINP]
 * Calculate the coordinates of each epoch of the satellite in the ECEF coordinate system (.sp file).[ADIN 2024/10/5]
 * With the help of KNZ_Plot, the coordinates of the station can be calculated. And draw the image.[ADIN 2024/10/5]
 * Until October 14, 2024, it is possible to calculate and output the satellite coordinates of the GPS & BeiDou & Galileo satellite system with KNZ_Calculate. With KNZ_Plot, pseudo-range single point positioning of GPS & Galileo satellite systems can be performed.[ADIN 2024/10/14]