Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 12 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 12/27/2022   06:47:43   (  -0.03, -75.18) (  -0.67, -72.33)  325.06                80
 12/28/2022   19:07:38   (   0.04, -75.18) (  -0.56, -77.77)  295.16                80
 12/29/2022   18:51:59   (   0.03, -75.18) (   0.43, -73.33)  211.16                80
 12/31/2022   07:11:45   (  -0.04, -75.19) (   0.75, -78.74)  404.02                80
 01/01/2023   06:56:05   (  -0.03, -75.20) (  -0.25, -74.30)  102.69                80
 01/03/2023   18:57:41   (   0.02, -75.22) (   0.03, -75.30)    9.62                80
 01/04/2023   18:42:01   (   0.01, -75.22) (   0.97, -70.85)  498.05                80
 01/06/2023   07:04:27   (  -0.00, -75.24) (   0.21, -76.26)  115.96                80
 01/07/2023   06:43:28   (   0.00, -75.25) (  -0.79, -71.82)  391.43                80
 01/08/2023   19:06:02   (  -0.01, -75.27) (  -0.47, -77.25)  226.29                80
 01/09/2023   18:50:22   (  -0.01, -75.29) (   0.54, -72.82)  281.54                80