Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 4 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)
 04/03/2023   07:07:51   (  -0.04, -75.22) (   0.12, -76.02)   90.97                80
 04/04/2023   06:46:49   (  -0.04, -75.23) (  -0.89, -71.57)  417.47                80
 04/05/2023   19:11:58   (   0.04, -75.24) (  -0.38, -76.98)  198.83                80
 04/06/2023   18:50:56   (   0.04, -75.25) (   0.64, -72.53)  309.95                80
 04/08/2023   07:15:57   (  -0.04, -75.27) (   0.55, -77.91)  300.47                80
 04/09/2023   06:54:54   (  -0.04, -75.29) (  -0.47, -73.46)  208.32                80
 04/10/2023   19:20:04   (   0.03, -75.30) (  -0.78, -78.87)  407.80                80
 04/11/2023   18:59:01   (   0.03, -75.31) (   0.24, -74.42)  101.14                80
 04/14/2023   07:02:59   (  -0.02, -75.35) (  -0.05, -75.35)    2.57                80