Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 1 5.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 01/06/2023   07:04:27   (  -0.04, -75.19) (   0.20, -76.26)  121.69                80
 01/07/2023   06:43:27   (  -0.03, -75.19) (  -0.81, -71.82)  384.68                80
 01/08/2023   19:06:02   (   0.03, -75.20) (  -0.45, -77.25)  234.97                80
 01/09/2023   18:50:22   (   0.03, -75.20) (   0.56, -72.81)  271.93                80
 01/11/2023   07:12:49   (  -0.04, -75.22) (   0.61, -78.23)  341.96                80
 01/12/2023   06:51:48   (  -0.04, -75.23) (  -0.34, -73.78)  165.24                80
 01/13/2023   19:14:23   (   0.04, -75.24) (  -0.84, -79.22)  453.28                80
 01/14/2023   18:58:43   (   0.04, -75.26) (   0.11, -74.77)   54.49                80
 01/17/2023   07:02:49   (  -0.03, -75.30) (   0.10, -75.74)   50.61                80
 01/18/2023   06:41:49   (  -0.02, -75.31) (  -0.92, -71.30)  457.17                80