Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 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)
 03/10/2022   18:56:55   (   0.07, -75.21) (  -0.56, -77.98)  315.60                80
 03/11/2022   18:41:12   (   0.06, -75.21) (   0.41, -73.52)  192.23                80
 03/13/2022   07:03:33   (  -0.05, -75.23) (   0.75, -78.92)  420.51                80
 03/14/2022   06:42:30   (  -0.05, -75.23) (  -0.23, -74.47)   87.48                80
 03/16/2022   18:46:35   (   0.04, -75.25) (   0.00, -75.43)   20.97                80
 03/17/2022   18:30:52   (   0.04, -75.26) (   0.99, -70.98)  487.67                80
 03/19/2022   06:53:12   (  -0.04, -75.29) (   0.22, -76.37)  123.52                80
 03/20/2022   06:32:10   (  -0.04, -75.30) (  -0.83, -71.93)  385.19                80
 03/21/2022   18:54:39   (   0.04, -75.32) (  -0.39, -77.35)  231.07                80
 03/22/2022   18:38:56   (   0.04, -75.33) (   0.60, -72.90)  277.89                80