Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 1 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)
 01/17/2023   07:00:09   (  -0.05, -75.19) (   0.09, -75.73)   62.53                80
 01/18/2023   06:44:29   (  -0.04, -75.19) (  -0.93, -71.30)  443.61                80
 01/19/2023   19:04:23   (   0.04, -75.19) (  -0.29, -76.73)  175.75                80
 01/20/2023   18:48:43   (   0.03, -75.19) (   0.68, -72.28)  330.56                80
 01/22/2023   07:11:08   (  -0.03, -75.18) (   0.54, -77.68)  285.16                80
 01/23/2023   06:50:09   (  -0.03, -75.19) (  -0.49, -73.25)  221.38                80
 01/24/2023   19:12:42   (   0.03, -75.20) (  -0.77, -78.68)  396.87                80
 01/25/2023   18:57:03   (   0.03, -75.21) (   0.27, -74.24)  110.46                80
 01/28/2023   06:58:27   (  -0.03, -75.24) (  -0.03, -75.20)    4.41                80
 01/30/2023   19:02:40   (   0.02, -75.27) (  -0.21, -76.18)  104.38                80