Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-C
TLE Epoch: 2019 12 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  METOP-C Lat/Lon    Distance(km)  Time Diff(sec)
 12/23/2019   06:44:56   (  -0.02,-137.20) (  -0.41,-138.82)  185.09                80
 12/24/2019   06:26:45   (  -0.03,-137.20) (   0.74,-133.78)  388.98                80
 12/25/2019   18:42:39   (   0.03,-137.19) (   0.25,-138.27)  122.50                80
 12/26/2019   18:24:27   (   0.03,-137.18) (  -0.84,-133.22)  451.32                80
 12/28/2019   06:40:30   (  -0.04,-137.16) (  -0.19,-137.74)   66.52                80
 12/30/2019   18:38:12   (   0.05,-137.13) (   0.08,-137.17)    5.43                80
 01/02/2020   06:38:45   (  -0.05,-137.09) (   0.05,-136.65)   49.84                80
 01/03/2020   18:54:38   (   0.05,-137.07) (   0.93,-141.14)  463.01                80
 01/04/2020   18:36:27   (   0.05,-137.05) (  -0.16,-136.09)  109.83                80