Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2023 6 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 06/29/2023   08:47:22   (  -0.01,-104.73) (  -0.98,-100.51)  482.41                80
 06/30/2023   21:09:50   (   0.01,-104.70) (  -0.29,-105.91)  138.69                80
 07/01/2023   20:54:07   (   0.01,-104.69) (   0.72,-101.46)  367.85                80
 07/03/2023   09:16:30   (  -0.01,-104.69) (   0.45,-106.85)  245.12                80
 07/04/2023   08:55:26   (  -0.01,-104.67) (  -0.51,-102.38)  260.90                80
 07/05/2023   21:17:56   (   0.01,-104.63) (  -0.69,-107.80)  361.15                80
 07/06/2023   21:02:13   (   0.01,-104.62) (   0.33,-103.35)  145.42                80
 07/08/2023   09:24:34   (  -0.01,-104.63) (   0.89,-108.73)  466.39                80
 07/09/2023   09:03:31   (  -0.01,-104.62) (  -0.07,-104.26)   40.27                80
 07/11/2023   21:07:37   (   0.02,-104.56) (  -0.16,-105.22)   74.98                80
 07/12/2023   20:51:54   (   0.01,-104.56) (   0.87,-100.77)  431.93                80