Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 9 7.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 09/07/2023   07:20:46   (   0.06, -75.21) (   0.46, -76.94)  197.98                80
 09/08/2023   06:59:43   (   0.06, -75.21) (  -0.57, -72.49)  310.49                80
 09/09/2023   19:22:11   (  -0.05, -75.22) (  -0.64, -77.90)  304.51                80
 09/10/2023   19:06:27   (  -0.05, -75.23) (   0.34, -73.43)  204.49                80
 09/12/2023   07:28:46   (   0.03, -75.23) (   0.82, -78.81)  407.14                80
 09/13/2023   07:07:41   (   0.03, -75.24) (  -0.17, -74.35)  102.30                80
 09/15/2023   19:11:45   (  -0.03, -75.28) (  -0.04, -75.29)    1.59                80
 09/18/2023   07:18:20   (   0.03, -75.32) (   0.21, -76.21)  100.84                80
 09/19/2023   06:57:16   (   0.03, -75.34) (  -0.78, -71.75)  409.47                80
 09/20/2023   19:19:43   (  -0.03, -75.37) (  -0.44, -77.15)  203.21                80