Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 8 13.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 08/13/2023   19:18:59   (  -0.03, -75.22) (  -0.54, -77.51)  261.33                80
 08/14/2023   19:03:16   (  -0.03, -75.23) (   0.47, -73.06)  247.29                80
 08/16/2023   07:25:35   (   0.01, -75.23) (   0.75, -78.43)  365.20                80
 08/17/2023   07:04:32   (   0.01, -75.24) (  -0.27, -73.97)  143.90                80
 08/18/2023   19:27:01   (  -0.00, -75.27) (  -0.92, -79.39)  469.92                80
 08/19/2023   19:11:17   (  -0.01, -75.28) (   0.09, -74.94)   39.86                80
 08/22/2023   07:15:12   (   0.01, -75.31) (   0.15, -75.84)   60.92                80
 08/23/2023   06:54:09   (   0.01, -75.33) (  -0.86, -71.39)  449.00                80
 08/24/2023   19:16:38   (   0.00, -75.36) (  -0.31, -76.80)  164.37                80
 08/25/2023   19:00:55   (   0.01, -75.38) (   0.71, -72.35)  345.48                80