Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 8 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)
 08/22/2023   07:15:12   (   0.05, -75.21) (   0.19, -75.83)   70.52                80
 08/23/2023   06:54:08   (   0.05, -75.21) (  -0.83, -71.37)  437.57                80
 08/24/2023   19:16:37   (  -0.05, -75.21) (  -0.41, -76.78)  179.35                80
 08/25/2023   19:00:53   (  -0.04, -75.21) (   0.61, -72.32)  328.75                80
 08/27/2023   07:23:12   (   0.03, -75.21) (   0.57, -77.70)  283.46                80
 08/28/2023   07:02:08   (   0.03, -75.21) (  -0.39, -73.23)  224.73                80
 08/29/2023   19:24:37   (  -0.01, -75.21) (  -0.78, -78.65)  391.96                80
 08/30/2023   19:08:54   (  -0.01, -75.22) (   0.25, -74.20)  116.89                80
 09/01/2023   07:28:32   (   0.01, -75.23) (   0.99, -79.56)  493.62                80
 09/02/2023   07:12:49   (   0.01, -75.24) (  -0.04, -75.11)   16.04                80
 09/04/2023   19:14:12   (  -0.01, -75.27) (  -0.20, -76.05)   89.10                80