Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 4 17.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 04/17/2023   18:49:51   (   0.03, -75.21) (   0.76, -71.84)  382.90                12
 04/19/2023   07:13:43   (  -0.03, -75.21) (   0.44, -77.22)  229.97                80
 04/20/2023   06:52:41   (  -0.03, -75.20) (  -0.59, -72.77)  277.56                80
 04/21/2023   19:17:50   (   0.03, -75.20) (  -0.65, -78.18)  339.97                80
 04/22/2023   18:56:47   (   0.03, -75.20) (   0.39, -73.74)  167.91                80
 04/24/2023   07:21:47   (  -0.02, -75.21) (   0.87, -79.10)  443.94                80
 04/25/2023   07:00:44   (  -0.02, -75.21) (  -0.18, -74.66)   64.24                80
 04/27/2023   19:07:30   (   0.02, -75.22) (  -0.06, -75.61)   43.81                80
 04/28/2023   18:46:27   (   0.02, -75.23) (   0.93, -71.15)  465.06                80
 04/30/2023   07:11:27   (  -0.01, -75.25) (   0.25, -76.53)  145.17                80
 05/01/2023   06:50:23   (  -0.01, -75.27) (  -0.74, -72.08)  364.11                80