Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 10 6.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 10/06/2023   19:25:05   (  -0.03, -75.21) (  -0.70, -78.19)  339.71                80
 10/07/2023   19:09:21   (  -0.03, -75.22) (   0.34, -73.74)  169.50                80
 10/09/2023   07:31:38   (   0.02, -75.22) (   0.90, -79.09)  442.16                80
 10/10/2023   07:10:33   (   0.02, -75.22) (  -0.14, -74.64)   67.47                80
 10/12/2023   19:14:34   (  -0.01, -75.26) (  -0.06, -75.57)   35.37                80
 10/13/2023   18:58:49   (  -0.02, -75.27) (   0.93, -71.11)  475.22                80
 10/15/2023   07:21:06   (   0.01, -75.29) (   0.29, -76.46)  134.56                80
 10/16/2023   07:00:01   (   0.02, -75.30) (  -0.70, -72.00)  375.99                80
 10/17/2023   19:22:26   (  -0.01, -75.33) (  -0.50, -77.39)  235.99                80
 10/18/2023   19:06:40   (  -0.02, -75.34) (   0.50, -72.93)  274.74                80