Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 5 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 05/21/2023   07:25:06   (  -0.02, -75.20) (   0.96, -79.54)  494.52                80
 05/22/2023   07:04:03   (  -0.03, -75.20) (  -0.06, -75.08)   13.94                80
 05/24/2023   19:08:08   (   0.03, -75.22) (  -0.13, -76.04)   92.99                80
 05/25/2023   18:52:23   (   0.03, -75.23) (   0.84, -71.57)  416.28                80
 05/27/2023   07:12:02   (  -0.04, -75.25) (   0.36, -76.95)  194.11                80
 05/28/2023   06:56:19   (  -0.03, -75.26) (  -0.67, -72.49)  315.56                80
 05/29/2023   19:16:06   (   0.04, -75.28) (  -0.58, -77.89)  298.56                80
 05/30/2023   19:00:23   (   0.04, -75.30) (   0.46, -73.44)  211.51                80
 06/01/2023   07:22:42   (  -0.05, -75.33) (   0.75, -78.81)  397.93                80
 06/02/2023   07:04:19   (  -0.05, -75.34) (  -0.29, -74.36)  112.17                80