Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 4 22.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 04/24/2023   07:21:47   (  -0.03, -75.20) (   0.85, -79.10)  445.14                80
 04/25/2023   07:00:43   (  -0.03, -75.20) (  -0.13, -74.64)   62.65                80
 04/27/2023   19:07:30   (   0.02, -75.20) (  -0.05, -75.61)   46.47                80
 04/28/2023   18:46:27   (   0.02, -75.20) (   0.95, -71.15)  462.07                80
 04/30/2023   07:11:26   (  -0.01, -75.22) (   0.28, -76.52)  148.57                80
 05/01/2023   06:50:22   (  -0.02, -75.23) (  -0.71, -72.07)  360.33                80
 05/02/2023   19:15:32   (   0.01, -75.24) (  -0.49, -77.48)  255.29                80
 05/03/2023   18:54:28   (   0.01, -75.25) (   0.51, -73.02)  253.96                80
 05/05/2023   07:19:27   (  -0.01, -75.28) (   0.71, -78.40)  355.77                80
 05/06/2023   06:58:24   (  -0.01, -75.29) (  -0.30, -73.94)  153.55                80