Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 12 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)
 12/26/2023   19:31:17   (   0.03, -75.20) (  -0.66, -78.41)  364.38                80
 12/27/2023   19:15:29   (   0.03, -75.21) (   0.35, -73.93)  146.14                80
 12/29/2023   07:37:42   (  -0.03, -75.21) (   0.90, -79.26)  461.87                80
 12/30/2023   07:16:34   (  -0.03, -75.22) (  -0.11, -74.79)   48.88                80
 01/01/2024   19:20:29   (   0.03, -75.23) (  -0.10, -75.69)   52.73                80
 01/02/2024   19:04:42   (   0.03, -75.25) (   0.92, -71.22)  458.98                80
 01/04/2024   07:26:55   (  -0.03, -75.27) (   0.26, -76.56)  147.04                80
 01/05/2024   07:05:47   (  -0.02, -75.29) (  -0.76, -72.09)  364.73                80
 01/06/2024   19:28:10   (   0.02, -75.30) (  -0.45, -77.47)  246.99                80
 01/07/2024   19:12:21   (   0.01, -75.31) (   0.52, -72.98)  265.18                80