Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 12 23.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 12/24/2023   07:30:01   (  -0.03, -75.22) (   0.47, -77.50)  259.92                80
 12/25/2023   07:08:54   (  -0.02, -75.22) (  -0.53, -73.02)  250.52                80
 12/26/2023   19:31:16   (   0.02, -75.22) (  -0.71, -78.39)  362.77                80
 12/27/2023   19:15:29   (   0.02, -75.22) (   0.30, -73.92)  148.18                80
 12/29/2023   07:37:42   (  -0.02, -75.24) (   0.90, -79.26)  459.00                80
 12/30/2023   07:16:34   (  -0.01, -75.25) (  -0.12, -74.79)   52.22                80
 01/01/2024   19:20:29   (   0.01, -75.27) (  -0.10, -75.69)   48.11                80
 01/02/2024   19:04:42   (   0.01, -75.29) (   0.93, -71.22)  463.98                80
 01/04/2024   07:26:55   (  -0.01, -75.32) (   0.25, -76.57)  141.29                80
 01/05/2024   07:05:48   (  -0.01, -75.34) (  -0.77, -72.09)  370.97                80