Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 7 2.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 07/02/2023   18:53:59   (   0.03, -75.20) (   0.89, -71.43)  429.86                80
 07/04/2023   07:16:20   (  -0.03, -75.21) (   0.33, -76.81)  182.83                80
 07/05/2023   06:55:18   (  -0.04, -75.21) (  -0.68, -72.36)  325.25                80
 07/06/2023   19:17:47   (   0.04, -75.22) (  -0.52, -77.77)  291.04                80
 07/07/2023   19:02:05   (   0.04, -75.23) (   0.50, -73.32)  217.77                80
 07/09/2023   07:24:26   (  -0.04, -75.25) (   0.72, -78.70)  393.07                80
 07/10/2023   07:03:24   (  -0.04, -75.27) (  -0.30, -74.25)  116.17                80
 07/11/2023   19:25:52   (   0.04, -75.28) (  -0.96, -79.65)  498.86                80
 07/12/2023   19:10:09   (   0.05, -75.30) (   0.06, -75.21)   10.64                80
 07/15/2023   07:14:08   (  -0.06, -75.35) (   0.13, -76.14)   89.64                80