Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-C
TLE Epoch: 2019 4 11.  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)
 04/11/2019   06:47:49   (   0.01,-137.19) (  -0.36,-138.93)  198.07                80
 04/12/2019   06:24:30   (   0.02,-137.18) (   0.77,-133.94)  370.16                80
 04/13/2019   18:43:22   (  -0.02,-137.22) (   0.24,-138.50)  145.42                80
 04/14/2019   18:25:23   (  -0.02,-137.22) (  -0.83,-133.50)  423.07                80
 04/16/2019   06:44:24   (   0.02,-137.16) (  -0.22,-138.09)  106.82                80
 04/17/2019   06:21:06   (  -0.01,-137.15) (   0.91,-133.10)  461.71                80
 04/18/2019   18:39:57   (   0.02,-137.18) (   0.15,-137.65)   54.60                80
 04/21/2019   06:41:01   (  -0.00,-137.11) (  -0.01,-137.27)   17.43                80
 04/23/2019   18:39:14   (  -0.01,-137.11) (  -0.07,-136.83)   31.84                80