Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 12 1.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 12/02/2023   07:36:03   (  -0.01, -75.21) (   0.95, -79.31)  467.86                80
 12/03/2023   07:14:57   (  -0.00, -75.21) (  -0.08, -74.84)   42.59                80
 12/05/2023   19:18:53   (   0.00, -75.24) (  -0.09, -75.76)   58.85                80
 12/06/2023   19:03:06   (   0.00, -75.25) (   0.89, -71.28)  452.54                80
 12/08/2023   07:25:20   (  -0.00, -75.27) (   0.32, -76.63)  154.78                80
 12/09/2023   07:04:14   (  -0.00, -75.28) (  -0.73, -72.16)  356.67                80
 12/10/2023   19:26:36   (   0.00, -75.30) (  -0.53, -77.53)  254.93                80
 12/11/2023   19:10:50   (  -0.00, -75.32) (   0.52, -73.07)  256.79                80
 12/13/2023   07:33:03   (   0.00, -75.35) (   0.72, -78.41)  349.73                80
 12/14/2023   07:11:56   (   0.00, -75.36) (  -0.33, -73.94)  161.77                80