Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 3 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 03/04/2023   18:59:49   (   0.07, -75.19) (   0.23, -74.45)   83.92                80
 03/07/2023   07:03:51   (  -0.06, -75.21) (   0.01, -75.39)   21.28                80
 03/08/2023   06:42:51   (  -0.06, -75.22) (  -1.05, -70.96)  486.86                80
 03/09/2023   19:08:01   (   0.05, -75.23) (  -0.22, -76.37)  130.10                80
 03/10/2023   18:49:39   (   0.06, -75.24) (   0.78, -71.92)  378.20                80
 03/12/2023   07:12:04   (  -0.05, -75.27) (   0.38, -77.32)  233.38                80
 03/13/2023   06:51:02   (  -0.05, -75.28) (  -0.63, -72.88)  274.89                80
 03/14/2023   19:16:12   (   0.05, -75.29) (  -0.63, -78.29)  341.97                80
 03/15/2023   18:55:11   (   0.05, -75.30) (   0.38, -73.85)  166.49                80
 03/17/2023   07:20:14   (  -0.03, -75.33) (   0.82, -79.24)  444.40                80