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)
 03/07/2023   07:03:52   (  -0.06, -75.21) (  -0.02, -75.40)   21.06                80
 03/08/2023   06:42:50   (  -0.06, -75.22) (  -1.02, -70.95)  486.84                80
 03/09/2023   19:08:01   (   0.06, -75.23) (  -0.19, -76.38)  130.03                80
 03/10/2023   18:49:40   (   0.06, -75.25) (   0.81, -71.93)  378.26                80
 03/12/2023   07:12:03   (  -0.05, -75.27) (   0.40, -77.32)  233.36                80
 03/13/2023   06:51:02   (  -0.05, -75.28) (  -0.60, -72.87)  274.89                80
 03/14/2023   19:16:12   (   0.05, -75.29) (  -0.65, -78.29)  341.90                80
 03/15/2023   18:57:51   (   0.05, -75.30) (   0.36, -73.84)  166.58                80
 03/17/2023   07:20:14   (  -0.04, -75.33) (   0.84, -79.23)  444.35                80
 03/18/2023   06:59:12   (  -0.03, -75.35) (  -0.18, -74.79)   64.45                80