Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 8 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 08/05/2023   07:27:56   (  -0.00, -75.20) (   0.91, -79.15)  451.24                80
 08/06/2023   07:06:53   (  -0.00, -75.21) (  -0.15, -74.71)   58.35                80
 08/08/2023   19:10:58   (   0.00, -75.26) (  -0.11, -75.65)   45.62                80
 08/09/2023   18:55:15   (  -0.00, -75.27) (   0.89, -71.19)  464.45                80
 08/11/2023   07:17:35   (   0.01, -75.30) (   0.28, -76.58)  145.21                80
 08/12/2023   06:56:31   (   0.01, -75.32) (  -0.73, -72.12)  365.03                80
 08/13/2023   19:19:00   (  -0.01, -75.35) (  -0.52, -77.52)  247.78                80
 08/14/2023   19:03:16   (  -0.01, -75.38) (   0.49, -73.07)  262.96                80
 08/16/2023   07:25:36   (   0.01, -75.42) (   0.67, -78.45)  345.33                80
 08/17/2023   07:04:33   (   0.01, -75.44) (  -0.34, -73.99)  165.80                80