Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 3 10.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 03/10/2023   18:49:40   (   0.07, -75.20) (   0.82, -71.93)  373.17                80
 03/12/2023   07:12:03   (  -0.06, -75.21) (   0.39, -77.32)  240.28                80
 03/13/2023   06:51:01   (  -0.06, -75.21) (  -0.62, -72.87)  267.18                80
 03/14/2023   19:13:32   (   0.06, -75.21) (  -0.62, -78.29)  350.30                80
 03/15/2023   18:57:50   (   0.06, -75.22) (   0.40, -73.84)  157.39                80
 03/17/2023   07:20:13   (  -0.05, -75.23) (   0.85, -79.22)  455.37                80
 03/18/2023   06:59:11   (  -0.04, -75.24) (  -0.18, -74.78)   52.69                80
 03/20/2023   19:05:59   (   0.03, -75.26) (  -0.08, -75.74)   55.22                80
 03/21/2023   18:44:57   (   0.04, -75.27) (   0.95, -71.30)  453.62                80
 03/23/2023   07:10:00   (  -0.03, -75.30) (   0.27, -76.68)  157.06                80