Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2024 12 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)
 12/22/2024   09:50:05   (   0.00,-104.72) (   0.13,-105.19)   54.90                80
 12/23/2024   09:28:43   (  -0.00,-104.72) (  -0.94,-100.66)  462.98                80
 12/24/2024   21:50:40   (  -0.01,-104.66) (  -0.30,-105.92)  144.28                80
 12/25/2024   21:34:36   (  -0.02,-104.66) (   0.71,-101.37)  374.35                80
 12/27/2024   09:56:26   (   0.02,-104.73) (   0.45,-106.61)  215.29                80
 12/28/2024   09:35:02   (   0.02,-104.72) (  -0.57,-102.07)  302.51                80
 12/29/2024   21:57:01   (  -0.02,-104.65) (  -0.60,-107.34)  306.15                80
 12/30/2024   21:40:57   (  -0.02,-104.65) (   0.43,-102.80)  211.88                80
 01/01/2025   10:02:45   (   0.02,-104.72) (   0.78,-108.03)  377.42                80
 01/02/2025   09:41:22   (   0.02,-104.71) (  -0.26,-103.48)  140.23                80
 01/03/2025   22:03:19   (  -0.01,-104.64) (  -0.96,-108.75)  468.90                80