Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 10 22.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 10/22/2023   19:30:18   (  -0.02, -75.22) (  -0.91, -79.21)  454.86                80
 10/23/2023   19:14:32   (  -0.02, -75.22) (   0.10, -74.74)   54.94                80
 10/26/2023   07:18:24   (   0.01, -75.25) (   0.09, -75.64)   44.72                80
 10/27/2023   06:57:18   (   0.02, -75.26) (  -0.93, -71.18)  465.84                80
 10/28/2023   19:19:43   (  -0.01, -75.28) (  -0.30, -76.56)  146.46                80
 10/29/2023   19:03:57   (  -0.02, -75.29) (   0.72, -72.10)  364.47                80
 10/31/2023   07:26:14   (   0.01, -75.32) (   0.53, -77.45)  244.06                80
 11/01/2023   07:05:08   (   0.02, -75.33) (  -0.50, -72.99)  266.98                80
 11/02/2023   19:27:32   (  -0.01, -75.36) (  -0.71, -78.38)  344.73                80
 11/03/2023   19:11:47   (  -0.01, -75.38) (   0.32, -73.92)  166.75                80