Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 10 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 10/20/2023   07:26:18   (   0.03, -75.21) (   0.72, -78.28)  350.00                80
 10/21/2023   07:10:32   (   0.03, -75.21) (  -0.28, -73.81)  159.11                80
 10/22/2023   19:30:17   (  -0.02, -75.21) (  -0.90, -79.21)  455.33                80
 10/23/2023   19:14:32   (  -0.02, -75.22) (   0.11, -74.75)   54.36                80
 10/26/2023   07:15:43   (   0.01, -75.24) (   0.13, -75.63)   45.78                80
 10/27/2023   06:59:57   (   0.02, -75.25) (  -0.89, -71.17)  464.72                80
 10/28/2023   19:19:42   (  -0.01, -75.27) (  -0.33, -76.56)  147.78                80
 10/29/2023   19:03:56   (  -0.02, -75.28) (   0.69, -72.09)  363.03                80
 10/31/2023   07:26:14   (   0.01, -75.30) (   0.49, -77.46)  245.71                80
 11/01/2023   07:05:07   (   0.02, -75.31) (  -0.48, -72.98)  265.22                80