Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 7 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)
 07/30/2022   11:08:56   (   0.06,-137.28) (   0.45,-139.05)  201.80                80
 07/31/2022   10:47:50   (   0.06,-137.27) (  -0.53,-134.59)  305.79                80
 08/01/2022   23:10:18   (  -0.06,-137.26) (  -0.67,-140.00)  312.01                80
 08/02/2022   22:54:32   (  -0.06,-137.26) (   0.30,-135.54)  195.31                80
 08/04/2022   11:14:09   (   0.05,-137.24) (   0.89,-140.91)  419.01                80
 08/05/2022   10:55:45   (   0.05,-137.22) (  -0.14,-136.46)   87.70                80
 08/07/2022   22:59:47   (  -0.04,-137.18) (  -0.08,-137.41)   26.01                80
 08/08/2022   22:44:01   (  -0.04,-137.16) (   0.90,-132.94)  479.79                80
 08/10/2022   11:03:39   (   0.03,-137.12) (   0.29,-138.32)  136.72                80
 08/11/2022   10:47:53   (   0.03,-137.09) (  -0.68,-133.85)  368.67                80