Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 12 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 12/21/2022   06:57:40   (  -0.03, -75.19) (  -0.11, -74.80)   44.21                80
 12/23/2022   18:59:15   (   0.02, -75.19) (  -0.13, -75.80)   69.78                80
 12/24/2022   18:43:36   (   0.02, -75.19) (   0.86, -71.36)  436.38                80
 12/26/2022   07:03:22   (  -0.02, -75.19) (   0.33, -76.77)  179.55                80
 12/27/2022   06:47:43   (  -0.02, -75.20) (  -0.67, -72.33)  326.94                80
 12/28/2022   19:07:38   (   0.02, -75.21) (  -0.55, -77.77)  291.77                80
 12/29/2022   18:51:59   (   0.02, -75.22) (   0.44, -73.33)  215.43                80
 12/31/2022   07:14:24   (  -0.02, -75.24) (   0.79, -78.73)  398.53                80
 01/01/2023   06:53:24   (  -0.02, -75.25) (  -0.21, -74.29)  109.11                80
 01/03/2023   18:57:40   (   0.01, -75.29) (   0.01, -75.30)    0.30                80