Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2020 11 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)
 12/02/2020   06:35:14   (   0.02, -75.19) (   0.06, -75.24)    6.59                80
 12/04/2020   18:35:15   (  -0.02, -75.19) (  -0.17, -75.88)   77.70                80
 12/05/2020   18:18:59   (  -0.02, -75.20) (   0.88, -71.30)  445.15                80
 12/07/2020   06:40:28   (   0.02, -75.20) (   0.29, -76.48)  145.95                80
 12/08/2020   06:18:51   (   0.02, -75.21) (  -0.70, -71.89)  377.03                80
 12/09/2020   18:40:28   (  -0.02, -75.22) (  -0.45, -77.11)  216.17                80
 12/10/2020   18:24:11   (  -0.02, -75.23) (   0.60, -72.53)  307.41                80
 12/12/2020   06:45:41   (   0.02, -75.24) (   0.58, -77.72)  282.31                80
 12/13/2020   06:24:04   (   0.02, -75.25) (  -0.47, -73.14)  241.21                80