Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 3 10.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 03/11/2022   11:04:02   (  -0.05,-137.20) (   0.41,-139.11)  217.98                80
 03/12/2022   10:42:59   (  -0.04,-137.19) (  -0.63,-134.67)  288.19                80
 03/13/2022   23:05:28   (   0.03,-137.16) (  -0.64,-140.08)  332.42                80
 03/14/2022   22:49:45   (   0.03,-137.15) (   0.40,-135.63)  173.50                80
 03/16/2022   11:12:05   (  -0.02,-137.13) (   0.88,-141.01)  442.12                80
 03/17/2022   10:51:02   (  -0.02,-137.12) (  -0.17,-136.57)   63.45                80
 03/19/2022   22:55:08   (   0.02,-137.06) (  -0.06,-137.54)   53.29                80
 03/20/2022   22:39:24   (   0.02,-137.04) (   0.92,-133.08)  451.69                80
 03/22/2022   11:01:44   (  -0.02,-137.01) (   0.34,-138.46)  165.57                80
 03/23/2022   10:40:41   (  -0.02,-136.98) (  -0.71,-134.02)  338.74                80