Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 12 25.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 12/26/2022   07:03:22   (  -0.03, -75.20) (   0.34, -76.76)  179.21                80
 12/27/2022   06:47:43   (  -0.03, -75.20) (  -0.65, -72.32)  327.44                80
 12/28/2022   19:07:39   (   0.04, -75.22) (  -0.52, -77.78)  291.05                80
 12/29/2022   18:51:59   (   0.03, -75.23) (   0.48, -73.34)  216.31                80
 12/31/2022   07:11:45   (  -0.04, -75.25) (   0.76, -78.74)  397.51                80
 01/01/2023   06:53:25   (  -0.03, -75.27) (  -0.24, -74.30)  110.21                80
 01/03/2023   19:00:21   (   0.02, -75.31) (   0.02, -75.30)    1.17                80
 01/06/2023   07:04:27   (  -0.00, -75.36) (   0.21, -76.26)  103.27                80
 01/07/2023   06:43:27   (   0.00, -75.38) (  -0.79, -71.82)  405.12                80