Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 1 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 01/28/2023   06:58:26   (  -0.05, -75.19) (  -0.04, -75.19)    2.02                80
 01/30/2023   19:02:39   (   0.05, -75.20) (  -0.20, -76.18)  112.13                80
 01/31/2023   18:47:00   (   0.04, -75.21) (   0.85, -71.75)  395.23                80
 02/02/2023   07:09:24   (  -0.04, -75.22) (   0.41, -77.14)  218.58                80
 02/03/2023   06:48:24   (  -0.03, -75.23) (  -0.59, -72.69)  288.93                80
 02/04/2023   19:10:57   (   0.03, -75.25) (  -0.61, -78.13)  328.29                80
 02/05/2023   18:52:36   (   0.02, -75.26) (   0.39, -73.69)  180.00                80
 02/07/2023   07:17:41   (  -0.00, -75.29) (   0.86, -79.07)  432.10                80
 02/08/2023   06:56:40   (  -0.01, -75.30) (  -0.14, -74.63)   76.21                80