Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 4 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 04/14/2023   07:05:39   (  -0.03, -75.21) (  -0.01, -75.34)   15.32                80
 04/15/2023   06:44:37   (  -0.03, -75.21) (  -1.03, -70.89)  492.84                80
 04/16/2023   19:09:46   (   0.03, -75.22) (  -0.23, -76.30)  122.83                80
 04/17/2023   18:48:44   (   0.03, -75.24) (   0.80, -71.85)  386.01                80
 04/19/2023   07:13:44   (  -0.02, -75.26) (   0.42, -77.23)  224.82                80
 04/20/2023   06:52:41   (  -0.03, -75.27) (  -0.61, -72.78)  284.29                80
 04/21/2023   19:17:51   (   0.02, -75.29) (  -0.64, -78.19)  330.41                80
 04/22/2023   18:56:48   (   0.03, -75.31) (   0.40, -73.74)  179.09                80
 04/24/2023   07:21:49   (  -0.02, -75.34) (   0.81, -79.12)  430.72                80
 04/25/2023   07:00:45   (  -0.02, -75.35) (  -0.17, -74.66)   78.98                80