Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 9 23.  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, -78.03)  321.65                80
 09/24/2023   07:07:52   (   0.05, -75.22) (  -0.31, -73.57)  187.04                80
 09/25/2023   19:27:39   (  -0.04, -75.22) (  -0.90, -78.98)  428.53                80
 09/26/2023   19:11:54   (  -0.04, -75.23) (   0.11, -74.52)   80.77                80
 09/29/2023   07:13:08   (   0.03, -75.25) (   0.08, -75.42)   19.60                80
 09/30/2023   06:57:24   (   0.03, -75.27) (  -0.93, -70.96)  490.47                80
 10/01/2023   19:17:11   (  -0.03, -75.29) (  -0.25, -76.37)  123.09                80
 10/02/2023   19:01:26   (  -0.03, -75.30) (   0.71, -71.90)  387.37                80
 10/04/2023   07:21:04   (   0.03, -75.33) (   0.48, -77.27)  221.57                80
 10/05/2023   07:02:39   (   0.03, -75.34) (  -0.54, -72.81)  288.93                80
 10/06/2023   19:25:06   (  -0.02, -75.37) (  -0.67, -78.21)  323.93                80