Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 12 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 12/29/2022   18:51:59   (   0.04, -75.18) (   0.44, -73.33)  210.90                80
 12/31/2022   07:11:45   (  -0.04, -75.19) (   0.74, -78.74)  404.23                80
 01/01/2023   06:56:06   (  -0.04, -75.19) (  -0.26, -74.30)  102.42                80
 01/03/2023   18:57:40   (   0.03, -75.21) (  -0.02, -75.29)   10.29                80
 01/04/2023   18:42:01   (   0.02, -75.22) (   0.98, -70.85)  497.34                80
 01/06/2023   07:04:27   (  -0.01, -75.23) (   0.20, -76.26)  116.63                80
 01/07/2023   06:43:28   (  -0.01, -75.25) (  -0.80, -71.82)  390.68                80
 01/08/2023   19:06:02   (   0.01, -75.26) (  -0.46, -77.25)  227.38                80
 01/09/2023   18:50:23   (   0.00, -75.28) (   0.54, -72.82)  280.40                80
 01/11/2023   07:12:49   (  -0.00, -75.31) (   0.64, -78.22)  332.32                80