Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 4 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 04/12/2022   18:52:39   (   0.04, -75.20) (  -0.16, -76.03)   94.44                80
 04/13/2022   18:31:36   (   0.04, -75.20) (   0.85, -71.58)  412.64                80
 04/15/2022   06:56:35   (  -0.03, -75.20) (   0.35, -76.96)  201.04                80
 04/16/2022   06:35:31   (  -0.04, -75.19) (  -0.66, -72.51)  306.16                80
 04/17/2022   19:00:40   (   0.03, -75.19) (  -0.60, -77.92)  312.02                80
 04/18/2022   18:39:36   (   0.04, -75.19) (   0.41, -73.47)  195.38                80
 04/20/2022   07:04:35   (  -0.03, -75.19) (   0.78, -78.86)  417.85                80
 04/21/2022   06:43:32   (  -0.03, -75.19) (  -0.23, -74.41)   89.52                80
 04/23/2022   18:47:37   (   0.02, -75.19) (   0.00, -75.37)   20.72                80
 04/24/2022   18:29:12   (   0.02, -75.19) (   0.96, -70.91)  487.52                80