Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 4 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)
 04/17/2023   18:48:44   (   0.03, -75.22) (   0.82, -71.85)  384.84                80
 04/19/2023   07:13:43   (  -0.03, -75.25) (   0.44, -77.22)  225.65                80
 04/20/2023   06:52:41   (  -0.03, -75.26) (  -0.59, -72.77)  283.33                80
 04/21/2023   19:17:50   (   0.03, -75.27) (  -0.65, -78.18)  332.20                80
 04/22/2023   18:56:47   (   0.03, -75.29) (   0.38, -73.73)  177.07                80
 04/24/2023   07:21:48   (  -0.02, -75.32) (   0.81, -79.11)  432.46                80
 04/25/2023   07:00:44   (  -0.02, -75.33) (  -0.17, -74.66)   77.11                80
 04/27/2023   19:07:31   (   0.02, -75.38) (  -0.01, -75.62)   27.59                80
 04/28/2023   18:46:28   (   0.02, -75.40) (   0.98, -71.16)  482.85                80
 04/30/2023   07:11:27   (  -0.01, -75.44) (   0.26, -76.53)  125.09                80