Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 12 31.  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   (  -0.05, -75.19) (   0.75, -78.74)  404.57                80
 01/01/2023   06:56:05   (  -0.04, -75.19) (  -0.25, -74.30)  101.91                80
 01/03/2023   18:57:41   (   0.04, -75.20) (   0.03, -75.30)   10.76                80
 01/04/2023   18:42:02   (   0.03, -75.21) (   1.03, -70.86)  496.31                80
 01/06/2023   07:04:27   (  -0.03, -75.22) (   0.21, -76.26)  117.88                80
 01/07/2023   06:43:28   (  -0.02, -75.23) (  -0.80, -71.82)  389.24                80
 01/08/2023   19:06:02   (   0.02, -75.25) (  -0.46, -77.25)  229.14                80
 01/09/2023   18:50:22   (   0.02, -75.26) (   0.54, -72.81)  278.52                80
 01/11/2023   07:12:49   (  -0.02, -75.29) (   0.64, -78.22)  334.38                80
 01/12/2023   06:51:49   (  -0.02, -75.31) (  -0.37, -73.79)  173.51                80
 01/13/2023   19:14:24   (   0.02, -75.33) (  -0.87, -79.22)  443.72                80