Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 12 30.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 12/31/2022   07:11:45   (  -0.04, -75.19) (   0.73, -78.74)  404.33                80
 01/01/2023   06:56:06   (  -0.04, -75.19) (  -0.26, -74.30)  102.30                80
 01/03/2023   18:57:41   (   0.03, -75.21) (  -0.01, -75.29)   10.24                80
 01/04/2023   18:42:01   (   0.02, -75.22) (   0.99, -70.85)  497.14                80
 01/06/2023   07:04:27   (  -0.02, -75.23) (   0.19, -76.26)  116.91                80
 01/07/2023   06:43:28   (  -0.01, -75.24) (  -0.81, -71.82)  390.39                80
 01/08/2023   19:06:02   (   0.01, -75.26) (  -0.45, -77.25)  227.69                80
 01/09/2023   18:50:23   (   0.00, -75.27) (   0.55, -72.82)  280.05                80
 01/11/2023   07:12:49   (  -0.01, -75.30) (   0.63, -78.23)  332.74                80
 01/12/2023   06:51:50   (  -0.01, -75.32) (  -0.38, -73.79)  175.28                80