Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 3 6.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 03/06/2022   18:33:09   (   0.07, -75.21) (   0.87, -71.62)  408.55                80
 03/08/2022   06:55:29   (  -0.06, -75.21) (   0.36, -77.00)  205.28                80
 03/09/2022   06:34:27   (  -0.06, -75.21) (  -0.67, -72.56)  302.30                80
 03/10/2022   18:56:56   (   0.06, -75.22) (  -0.54, -77.99)  314.95                80
 03/11/2022   18:41:12   (   0.05, -75.22) (   0.44, -73.53)  193.02                80
 03/13/2022   07:03:33   (  -0.05, -75.23) (   0.79, -78.91)  419.65                80
 03/14/2022   06:42:29   (  -0.04, -75.24) (  -0.19, -74.46)   88.55                80
 03/16/2022   18:46:36   (   0.03, -75.27) (   0.01, -75.44)   19.46                80
 03/17/2022   18:30:53   (   0.03, -75.28) (   0.99, -70.99)  489.42                80
 03/19/2022   06:53:13   (  -0.03, -75.31) (   0.22, -76.37)  121.79                80