Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2019 11 14.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 11/15/2019   18:31:08   (  -0.00, -75.21) (   0.02, -75.21)    2.14                80
 11/18/2019   06:33:44   (   0.00, -75.21) (   0.14, -75.84)   70.97                80
 11/19/2019   06:12:08   (   0.01, -75.22) (  -0.87, -71.26)  450.84                80
 11/20/2019   18:33:48   (  -0.00, -75.23) (  -0.31, -76.49)  144.29                80
 11/21/2019   18:17:32   (  -0.00, -75.24) (   0.71, -71.92)  378.12                80
 11/23/2019   06:39:04   (   0.00, -75.25) (   0.42, -77.13)  213.61                80
 11/24/2019   06:17:29   (   0.01, -75.27) (  -0.60, -72.55)  309.07                80
 11/25/2019   18:39:08   (  -0.01, -75.29) (  -0.57, -77.79)  284.91                80
 11/26/2019   18:22:53   (  -0.02, -75.30) (   0.45, -73.21)  238.22                80