Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 8 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 08/16/2023   07:22:55   (   0.02, -75.20) (   0.74, -78.43)  368.20                80
 08/17/2023   07:07:12   (   0.01, -75.20) (  -0.27, -73.98)  139.81                80
 08/18/2023   19:27:00   (  -0.01, -75.21) (  -0.98, -79.38)  475.99                80
 08/19/2023   19:11:17   (  -0.01, -75.21) (   0.04, -74.92)   32.74                80
 08/22/2023   07:15:12   (   0.01, -75.22) (   0.15, -75.84)   70.37                80
 08/23/2023   06:54:09   (   0.01, -75.23) (  -0.87, -71.39)  438.44                80
 08/24/2023   19:16:37   (  -0.00, -75.24) (  -0.37, -76.79)  176.87                80
 08/25/2023   19:00:54   (   0.01, -75.25) (   0.64, -72.33)  331.84                80
 08/27/2023   07:23:13   (  -0.01, -75.25) (   0.55, -77.71)  279.80                80
 08/28/2023   07:02:10   (  -0.00, -75.26) (  -0.47, -73.25)  229.27                80