Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 6 16.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 06/18/2023   07:07:46   (  -0.02, -75.21) (   0.05, -75.61)   45.26                80
 06/19/2023   06:52:03   (  -0.02, -75.21) (  -0.95, -71.16)  463.04                80
 06/20/2023   19:11:52   (   0.03, -75.23) (  -0.28, -76.56)  152.51                80
 06/21/2023   18:56:10   (   0.02, -75.24) (   0.72, -72.11)  356.30                80
 06/23/2023   07:15:52   (  -0.02, -75.26) (   0.47, -77.50)  255.47                80
 06/24/2023   07:00:10   (  -0.02, -75.27) (  -0.53, -73.05)  253.82                80
 06/25/2023   19:19:59   (   0.02, -75.30) (  -0.69, -78.46)  360.35                80
 06/26/2023   19:04:17   (   0.02, -75.32) (   0.31, -74.01)  149.33                80
 06/28/2023   07:23:59   (  -0.03, -75.34) (   0.88, -79.39)  461.43                80
 06/29/2023   07:08:16   (  -0.03, -75.36) (  -0.13, -74.94)   48.33                80