Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2023 3 24.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 03/25/2023   22:34:35   (  -0.14,-128.02) (  -0.23,-128.46)   50.19                80
 03/26/2023   22:18:52   (  -0.15,-128.05) (   0.77,-124.01)  461.01                80
 03/28/2023   10:38:33   (   0.15,-128.07) (   0.47,-129.39)  150.79                80
 03/29/2023   10:20:11   (   0.15,-128.10) (  -0.54,-124.94)  360.12                80
 03/30/2023   22:42:41   (  -0.15,-128.17) (  -0.67,-130.36)  249.42                80
 03/31/2023   22:26:59   (  -0.16,-128.20) (   0.34,-125.90)  261.50                80
 04/02/2023   10:46:40   (   0.15,-128.22) (   0.86,-131.29)  350.42                80
 04/03/2023   10:30:58   (   0.16,-128.25) (  -0.16,-126.84)  160.28                80
 04/04/2023   22:50:48   (  -0.15,-128.31) (  -1.03,-132.26)  449.91                80
 04/05/2023   22:35:05   (  -0.15,-128.34) (  -0.00,-127.81)   60.78                80