Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 4 11.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 04/11/2023   18:59:01   (   0.04, -75.20) (   0.19, -74.41)   89.54                80
 04/14/2023   07:05:39   (  -0.03, -75.20) (   0.02, -75.34)   15.49                80
 04/15/2023   06:44:36   (  -0.03, -75.21) (  -1.01, -70.89)  492.70                80
 04/16/2023   19:09:46   (   0.02, -75.22) (  -0.24, -76.30)  123.35                80
 04/17/2023   18:48:43   (   0.02, -75.23) (   0.78, -71.85)  385.44                80
 04/19/2023   07:13:43   (  -0.02, -75.25) (   0.43, -77.22)  225.34                80
 04/20/2023   06:52:41   (  -0.02, -75.26) (  -0.61, -72.78)  283.70                80
 04/21/2023   19:17:50   (   0.02, -75.28) (  -0.63, -78.19)  331.32                80
 04/22/2023   18:56:48   (   0.02, -75.30) (   0.40, -73.74)  178.13                80
 04/24/2023   07:21:47   (  -0.02, -75.33) (   0.85, -79.11)  431.63                80