Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 2 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 02/20/2023   19:17:24   (   0.05, -75.18) (  -0.93, -79.49)  491.02                80
 02/21/2023   19:01:43   (   0.05, -75.18) (   0.10, -75.05)   15.79                80
 02/24/2023   07:05:46   (  -0.05, -75.19) (   0.12, -76.00)   91.93                80
 02/25/2023   06:44:45   (  -0.05, -75.19) (  -0.86, -71.55)  415.24                80
 02/26/2023   19:07:16   (   0.05, -75.20) (  -0.36, -76.97)  202.14                80
 02/27/2023   18:51:35   (   0.05, -75.20) (   0.63, -72.52)  305.46                80
 03/01/2023   07:13:59   (  -0.04, -75.22) (   0.56, -77.92)  307.84                80
 03/02/2023   06:52:57   (  -0.03, -75.22) (  -0.44, -73.47)  200.05                80
 03/03/2023   19:18:08   (   0.02, -75.24) (  -0.82, -78.88)  416.23                80
 03/04/2023   18:57:06   (   0.02, -75.25) (   0.18, -74.44)   92.25                80