Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 7 16.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 07/17/2022   06:41:59   (   0.03, -75.20) (  -0.40, -73.24)  223.36                80
 07/18/2022   19:04:26   (  -0.03, -75.21) (  -0.78, -78.65)  391.99                80
 07/19/2022   18:48:41   (  -0.03, -75.22) (   0.18, -74.19)  117.24                80
 07/21/2022   07:10:59   (   0.03, -75.24) (   1.00, -79.57)  493.69                80
 07/22/2022   06:49:54   (   0.02, -75.25) (  -0.02, -75.11)   15.70                80
 07/24/2022   18:53:57   (   0.01, -75.28) (  -0.14, -76.08)   90.24                80
 07/25/2022   18:38:12   (   0.01, -75.30) (   0.82, -71.61)  419.61                80
 07/27/2022   07:00:30   (  -0.01, -75.32) (   0.34, -76.99)  190.12                80
 07/28/2022   06:39:25   (  -0.01, -75.34) (  -0.63, -72.53)  320.00                80
 07/29/2022   19:01:52   (   0.01, -75.37) (  -0.56, -77.95)  293.64                80