Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 12 2.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 12/02/2022   18:46:41   (   0.01, -75.19) (   0.66, -72.35)  323.90                80
 12/04/2022   07:06:27   (  -0.01, -75.20) (   0.58, -77.75)  291.71                80
 12/05/2022   06:50:48   (  -0.01, -75.21) (  -0.45, -73.33)  214.79                80
 12/06/2022   19:10:44   (   0.01, -75.22) (  -0.80, -78.76)  404.59                80
 12/07/2022   18:55:05   (   0.00, -75.22) (   0.23, -74.33)  102.22                80
 12/10/2022   06:56:32   (   0.00, -75.25) (   0.02, -75.29)    5.56                80
 12/12/2022   19:00:49   (  -0.00, -75.28) (  -0.24, -76.30)  116.75                80
 12/13/2022   18:45:10   (  -0.01, -75.30) (   0.80, -71.88)  390.79                80
 12/15/2022   07:07:37   (   0.00, -75.33) (   0.42, -77.28)  222.22                80