Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 12 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 12/26/2022   07:03:22   (  -0.03, -75.19) (   0.32, -76.77)  180.37                80
 12/27/2022   06:47:43   (  -0.03, -75.18) (  -0.67, -72.33)  325.43                80
 12/28/2022   19:07:38   (   0.04, -75.19) (  -0.55, -77.77)  294.57                80
 12/29/2022   18:51:59   (   0.03, -75.19) (   0.44, -73.33)  211.92                80
 12/31/2022   07:11:45   (  -0.04, -75.20) (   0.74, -78.74)  402.94                80
 01/01/2023   06:56:06   (  -0.03, -75.21) (  -0.26, -74.30)  103.98                80
 01/03/2023   18:57:40   (   0.02, -75.23) (  -0.02, -75.29)    7.88                80
 01/04/2023   18:42:01   (   0.01, -75.24) (   0.98, -70.85)  499.90                80
 01/06/2023   07:04:27   (  -0.01, -75.26) (   0.20, -76.26)  113.81                80
 01/07/2023   06:43:28   (   0.00, -75.27) (  -0.80, -71.83)  393.79                80
 01/08/2023   19:06:02   (  -0.01, -75.30) (  -0.45, -77.26)  223.69                80