Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2024 4 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 04/21/2024   07:29:33   (  -0.00, -75.21) (   0.03, -75.27)    8.20                80
 04/23/2024   19:33:19   (   0.00, -75.21) (  -0.23, -76.13)  105.70                80
 04/24/2024   19:12:09   (   0.01, -75.22) (   0.83, -71.65)  406.98                80
 04/26/2024   07:36:56   (  -0.00, -75.23) (   0.37, -76.97)  197.28                80
 04/27/2024   07:15:45   (  -0.01, -75.24) (  -0.64, -72.47)  315.40                80
 04/28/2024   19:38:01   (   0.00, -75.24) (  -0.59, -77.82)  294.57                80
 04/29/2024   19:22:09   (   0.00, -75.24) (   0.43, -73.33)  218.40                80
 05/01/2024   07:44:17   (  -0.00, -75.27) (   0.74, -78.65)  385.08                80
 05/02/2024   07:23:04   (  -0.00, -75.27) (  -0.23, -74.14)  128.30                80
 05/03/2024   19:45:21   (  -0.00, -75.29) (  -0.97, -79.50)  480.59                80