Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-C
TLE Epoch: 2019 6 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)
 06/22/2019   06:58:34   (   0.02,-137.19) (  -0.95,-141.46)  487.83                80
 06/23/2019   06:35:15   (   0.03,-137.18) (   0.20,-136.48)   80.66                80
 06/24/2019   18:54:08   (  -0.03,-137.19) (   0.85,-141.04)  438.34                80
 06/25/2019   18:36:09   (  -0.03,-137.19) (  -0.30,-136.05)  130.22                80
 06/27/2019   06:55:08   (   0.03,-137.17) (  -0.76,-140.64)  396.02                80
 06/28/2019   06:31:50   (   0.03,-137.16) (   0.39,-135.65)  171.88                80
 06/29/2019   18:50:42   (  -0.03,-137.15) (   0.66,-140.21)  348.66                80
 06/30/2019   18:32:44   (  -0.03,-137.14) (  -0.49,-135.22)  218.93                80
 07/02/2019   06:51:43   (   0.03,-137.10) (  -0.57,-139.81)  308.72                80
 07/03/2019   06:28:24   (   0.04,-137.08) (   0.53,-134.81)  257.88                80
 07/04/2019   18:47:17   (  -0.04,-137.06) (   0.48,-139.38)  264.85                80