Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 6 24.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 06/24/2022   23:12:45   (  -0.04,-137.19) (  -0.77,-140.29)  354.86                80
 06/25/2022   22:51:41   (  -0.03,-137.19) (   0.29,-135.85)  152.78                80
 06/27/2022   11:16:40   (   0.04,-137.18) (   0.94,-141.22)  460.69                80
 06/28/2022   10:55:35   (   0.03,-137.18) (  -0.07,-136.77)   46.44                80
 06/30/2022   23:02:17   (  -0.02,-137.15) (  -0.14,-137.72)   64.98                80
 07/01/2022   22:41:13   (  -0.02,-137.14) (   0.87,-133.27)  441.83                80
 07/03/2022   11:06:11   (   0.02,-137.12) (   0.36,-138.64)  172.66                80
 07/04/2022   10:45:06   (   0.02,-137.11) (  -0.66,-134.19)  333.96                80
 07/05/2022   23:10:12   (  -0.03,-137.08) (  -0.62,-139.58)  285.30                80
 07/06/2022   22:49:07   (  -0.02,-137.07) (   0.40,-135.13)  221.02                80