Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 9 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)
 09/23/2023   07:23:36   (   0.05, -75.21) (   0.69, -78.04)  321.75                80
 09/24/2023   07:07:52   (   0.05, -75.22) (  -0.31, -73.57)  186.88                80
 09/25/2023   19:27:39   (  -0.04, -75.22) (  -0.90, -78.98)  428.82                80
 09/26/2023   19:11:55   (  -0.03, -75.22) (   0.11, -74.52)   80.41                80
 09/29/2023   07:13:08   (   0.03, -75.25) (   0.08, -75.42)   20.09                80
 09/30/2023   06:57:24   (   0.03, -75.26) (  -0.93, -70.96)  489.92                80
 10/01/2023   19:17:11   (  -0.03, -75.28) (  -0.25, -76.37)  123.77                80
 10/02/2023   19:01:26   (  -0.03, -75.29) (   0.71, -71.90)  386.61                80
 10/04/2023   07:21:04   (   0.03, -75.32) (   0.49, -77.27)  222.40                80
 10/05/2023   07:02:40   (   0.03, -75.34) (  -0.53, -72.81)  288.04                80