Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 10 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 10/18/2023   19:06:40   (  -0.03, -75.21) (   0.46, -72.91)  261.47                80
 10/20/2023   07:26:17   (   0.03, -75.21) (   0.75, -78.27)  350.09                80
 10/21/2023   07:10:33   (   0.03, -75.21) (  -0.31, -73.82)  159.02                80
 10/22/2023   19:30:17   (  -0.02, -75.21) (  -0.94, -79.20)  455.58                80
 10/23/2023   19:14:32   (  -0.02, -75.22) (   0.07, -74.74)   54.06                80
 10/26/2023   07:15:43   (   0.01, -75.24) (   0.11, -75.64)   45.94                80
 10/27/2023   06:57:18   (   0.01, -75.25) (  -0.90, -71.17)  464.42                80
 10/28/2023   19:19:42   (  -0.01, -75.26) (  -0.32, -76.56)  148.22                80
 10/29/2023   19:03:57   (  -0.01, -75.28) (   0.70, -72.10)  362.53                80
 10/31/2023   07:26:14   (   0.01, -75.30) (   0.49, -77.46)  246.15                80
 11/01/2023   07:05:09   (   0.01, -75.31) (  -0.54, -73.00)  264.72                80