Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 4 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 04/15/2023   06:44:36   (  -0.03, -75.21) (  -0.99, -70.88)  492.96                80
 04/16/2023   19:09:46   (   0.03, -75.23) (  -0.21, -76.30)  122.55                80
 04/17/2023   18:48:44   (   0.03, -75.24) (   0.82, -71.85)  386.35                80
 04/19/2023   07:13:44   (  -0.02, -75.26) (   0.39, -77.23)  224.49                80
 04/20/2023   06:52:41   (  -0.03, -75.27) (  -0.58, -72.77)  284.71                80
 04/21/2023   19:17:51   (   0.02, -75.30) (  -0.61, -78.19)  329.82                80
 04/22/2023   18:56:47   (   0.03, -75.31) (   0.37, -73.73)  179.75                80
 04/24/2023   07:21:48   (  -0.02, -75.34) (   0.83, -79.11)  430.02                80
 04/25/2023   07:00:44   (  -0.02, -75.36) (  -0.15, -74.65)   79.80                80
 04/27/2023   19:07:31   (   0.01, -75.41) (  -0.03, -75.62)   23.59                80
 04/28/2023   18:46:28   (   0.01, -75.44) (   0.96, -71.16)  486.95                80