Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2025 6 23.  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) (  -0.38,-100.84)  206.94                80
 06/24/2025   21:32:27   (   0.02, -98.49) (   0.55, -96.25)  255.85                80
 06/26/2025   09:51:23   (  -0.02, -97.64) (   0.82,-101.40)  427.59                80
 06/27/2025   09:35:11   (  -0.02, -97.11) (  -0.11, -96.80)   35.57                80
 06/28/2025   09:16:20   (  -0.02, -96.58) (  -1.04, -92.21)  498.96                80
 06/29/2025   21:35:24   (   0.02, -95.78) (  -0.35, -97.38)  182.95                80
 06/30/2025   21:19:13   (   0.01, -95.25) (   0.58, -92.79)  280.84                80
 07/02/2025   09:38:09   (  -0.02, -94.42) (   0.79, -97.93)  401.27                80
 07/03/2025   09:21:58   (  -0.02, -93.89) (  -0.14, -93.34)   62.63                80
 07/05/2025   21:22:10   (   0.02, -92.57) (  -0.30, -93.93)  154.77                80
 07/06/2025   21:05:59   (   0.02, -92.04) (   0.63, -89.33)  309.15                80