Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 10 9.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 10/09/2023   07:31:38   (   0.02, -75.20) (   0.89, -79.10)  443.52                80
 10/10/2023   07:10:33   (   0.02, -75.20) (  -0.09, -74.63)   65.06                80
 10/12/2023   19:14:33   (  -0.02, -75.21) (  -0.11, -75.56)   40.31                80
 10/13/2023   18:58:49   (  -0.02, -75.21) (   0.94, -71.11)  469.12                80
 10/15/2023   07:21:06   (   0.02, -75.21) (   0.28, -76.46)  142.24                80
 10/16/2023   07:00:01   (   0.02, -75.22) (  -0.71, -72.00)  367.27                80
 10/17/2023   19:22:26   (  -0.02, -75.23) (  -0.50, -77.39)  246.32                80
 10/18/2023   19:06:41   (  -0.02, -75.24) (   0.50, -72.92)  263.32                80
 10/20/2023   07:28:58   (   0.01, -75.24) (   0.72, -78.28)  347.73                80
 10/21/2023   07:07:52   (   0.01, -75.24) (  -0.29, -73.82)  161.84                80
 10/22/2023   19:30:18   (  -0.01, -75.26) (  -0.90, -79.22)  451.59                80