Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 4 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 04/19/2023   07:13:43   (  -0.03, -75.21) (   0.42, -77.22)  229.78                80
 04/20/2023   06:52:40   (  -0.03, -75.21) (  -0.56, -72.76)  277.75                80
 04/21/2023   19:17:50   (   0.03, -75.20) (  -0.63, -78.19)  339.98                80
 04/22/2023   18:56:47   (   0.03, -75.20) (   0.35, -73.73)  167.87                80
 04/24/2023   07:21:47   (  -0.02, -75.21) (   0.84, -79.11)  443.83                80
 04/25/2023   07:00:44   (  -0.02, -75.21) (  -0.15, -74.65)   64.30                80
 04/27/2023   19:07:29   (   0.02, -75.22) (  -0.09, -75.60)   43.90                80
 04/28/2023   18:46:27   (   0.02, -75.23) (   0.96, -71.16)  465.01                80
 04/30/2023   07:11:26   (  -0.01, -75.25) (   0.28, -76.53)  145.07                80
 05/01/2023   06:50:23   (  -0.01, -75.27) (  -0.72, -72.07)  364.19                80