Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 4 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 04/20/2022   07:04:35   (  -0.04, -75.22) (   0.79, -78.85)  414.07                80
 04/21/2022   06:43:32   (  -0.04, -75.21) (  -0.22, -74.40)   92.39                80
 04/23/2022   18:50:17   (   0.03, -75.20) (  -0.02, -75.36)   19.22                80
 04/24/2022   18:31:53   (   0.03, -75.20) (   0.99, -70.92)  488.13                80
 04/26/2022   06:54:13   (  -0.02, -75.19) (   0.20, -76.30)  125.35                80
 04/27/2022   06:33:08   (  -0.02, -75.20) (  -0.75, -71.84)  382.39                80
 04/28/2022   18:55:37   (   0.02, -75.20) (  -0.43, -77.26)  234.32                80
 04/29/2022   18:38:28   (   0.02, -75.21) (   0.59, -72.81)  274.04                 6
 05/01/2022   07:02:12   (  -0.02, -75.22) (   0.67, -78.18)  337.97                80
 05/02/2022   06:41:09   (  -0.02, -75.23) (  -0.35, -73.73)  170.41                80
 05/03/2022   19:03:37   (   0.02, -75.24) (  -0.87, -79.15)  445.69                80