Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 12 1.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 12/02/2023   07:36:03   (  -0.01, -75.21) (   0.94, -79.31)  467.89                80
 12/03/2023   07:14:57   (  -0.00, -75.21) (  -0.10, -74.84)   42.56                80
 12/05/2023   19:18:53   (   0.00, -75.24) (  -0.13, -75.75)   58.81                80
 12/06/2023   19:03:06   (   0.00, -75.25) (   0.91, -71.28)  452.55                80
 12/08/2023   07:25:20   (  -0.01, -75.27) (   0.29, -76.63)  154.80                80
 12/09/2023   07:04:13   (  -0.00, -75.28) (  -0.71, -72.15)  356.66                80
 12/10/2023   19:26:36   (   0.00, -75.30) (  -0.48, -77.54)  254.84                80
 12/11/2023   19:10:49   (  -0.00, -75.32) (   0.52, -73.07)  256.91                80
 12/13/2023   07:33:02   (   0.00, -75.34) (   0.72, -78.40)  349.60                80
 12/14/2023   07:11:55   (   0.00, -75.35) (  -0.29, -73.93)  161.94                80
 12/15/2023   19:34:18   (  -0.00, -75.37) (  -0.88, -79.32)  449.74                80