Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 9 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 09/15/2022   06:36:44   (   0.05, -75.19) (  -0.79, -71.40)  431.80                80
 09/16/2022   18:59:10   (  -0.05, -75.20) (  -0.39, -76.81)  183.43                80
 09/17/2022   18:43:25   (  -0.05, -75.20) (   0.60, -72.35)  325.37                80
 09/19/2022   07:05:42   (   0.04, -75.20) (   0.60, -77.72)  287.15                80
 09/20/2022   06:44:37   (   0.03, -75.21) (  -0.39, -73.26)  221.79                80
 09/21/2022   19:07:02   (  -0.02, -75.22) (  -0.83, -78.66)  392.72                80
 09/22/2022   18:51:17   (  -0.02, -75.23) (   0.23, -74.21)  116.81                80
 09/24/2022   07:13:35   (   0.01, -75.25) (   0.98, -79.59)  494.33                80
 09/25/2022   06:52:29   (   0.02, -75.26) (  -0.02, -75.12)   15.54                80
 09/27/2022   18:56:29   (  -0.02, -75.30) (  -0.19, -76.07)   87.28                80
 09/28/2022   18:40:44   (  -0.02, -75.32) (   0.82, -71.61)  423.07                80