Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 10 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)
 10/20/2023   07:26:18   (   0.03, -75.21) (   0.72, -78.28)  349.85                80
 10/21/2023   07:10:32   (   0.03, -75.21) (  -0.28, -73.81)  159.34                80
 10/22/2023   19:30:17   (  -0.02, -75.22) (  -0.91, -79.21)  455.01                80
 10/23/2023   19:14:32   (  -0.02, -75.22) (   0.10, -74.74)   54.73                80
 10/26/2023   07:18:24   (   0.01, -75.24) (   0.08, -75.64)   45.11                80
 10/27/2023   06:59:58   (   0.02, -75.25) (  -0.94, -71.18)  465.43                80
 10/28/2023   19:19:43   (  -0.01, -75.27) (  -0.29, -76.57)  147.00                80
 10/29/2023   19:03:56   (  -0.02, -75.29) (   0.68, -72.09)  363.88                80
 10/31/2023   07:26:13   (   0.01, -75.31) (   0.51, -77.45)  244.71                80
 11/01/2023   07:05:08   (   0.02, -75.32) (  -0.52, -72.99)  266.26                80
 11/02/2023   19:27:32   (  -0.01, -75.35) (  -0.68, -78.38)  345.53                80