Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 8 17.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 08/17/2023   07:04:31   (   0.04, -75.20) (  -0.25, -73.97)  140.39                80
 08/18/2023   19:27:00   (  -0.03, -75.21) (  -0.99, -79.37)  475.44                80
 08/19/2023   19:11:16   (  -0.03, -75.21) (   0.02, -74.92)   33.26                80
 08/22/2023   07:15:12   (   0.03, -75.22) (   0.16, -75.84)   69.84                80
 08/23/2023   06:54:09   (   0.03, -75.23) (  -0.85, -71.38)  438.99                80
 08/24/2023   19:16:37   (  -0.02, -75.24) (  -0.39, -76.79)  176.23                80
 08/25/2023   19:00:54   (  -0.02, -75.25) (   0.64, -72.33)  332.53                80
 08/27/2023   07:23:13   (  -0.01, -75.26) (   0.55, -77.71)  279.54                80
 08/28/2023   07:02:09   (  -0.01, -75.26) (  -0.47, -73.25)  229.42                80
 08/29/2023   19:24:38   (   0.01, -75.28) (  -0.76, -78.66)  385.06                80
 08/30/2023   19:08:54   (   0.01, -75.29) (   0.27, -74.21)  124.60                80