Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2025 6 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 06/22/2025   09:29:33   (  -0.02, -99.83) (  -1.00, -95.66)  476.28                80
 06/23/2025   21:48:38   (   0.02, -99.03) (  -0.41,-100.84)  207.21                80
 06/24/2025   21:32:26   (   0.02, -98.49) (   0.52, -96.24)  255.62                80
 06/26/2025   09:51:22   (  -0.02, -97.65) (   0.84,-101.39)  427.48                80
 06/27/2025   09:35:11   (  -0.02, -97.11) (  -0.09, -96.80)   35.66                80
 06/28/2025   09:16:20   (  -0.02, -96.58) (  -1.02, -92.20)  499.10                80
 06/29/2025   21:35:24   (   0.02, -95.78) (  -0.37, -97.38)  183.15                80
 06/30/2025   21:19:12   (   0.01, -95.25) (   0.56, -92.79)  280.69                80
 07/02/2025   09:38:09   (  -0.02, -94.42) (   0.81, -97.93)  401.12                80
 07/03/2025   09:21:57   (  -0.02, -93.89) (  -0.13, -93.34)   62.84                80