Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2025 6 22.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 06/23/2025   21:48:38   (   0.02, -99.03) (  -0.39,-100.84)  206.98                80
 06/24/2025   21:32:26   (   0.02, -98.49) (   0.54, -96.25)  255.80                80
 06/26/2025   09:51:23   (  -0.02, -97.65) (   0.83,-101.39)  427.45                80
 06/27/2025   09:35:11   (  -0.02, -97.11) (  -0.10, -96.80)   35.70                80
 06/28/2025   09:16:20   (  -0.01, -96.58) (  -1.03, -92.20)  499.17                80
 06/29/2025   21:35:24   (   0.01, -95.78) (  -0.36, -97.38)  182.80                80
 06/30/2025   21:19:13   (   0.01, -95.25) (   0.57, -92.79)  281.04                80
 07/02/2025   09:38:09   (  -0.01, -94.42) (   0.80, -97.93)  400.87                80
 07/03/2025   09:21:57   (  -0.01, -93.89) (  -0.13, -93.34)   63.06                80
 07/05/2025   21:22:10   (   0.01, -92.57) (  -0.30, -93.93)  154.42                80