Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2018 8 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 08/20/2018   06:18:33   (  -0.05,-134.96) (   0.41,-133.03)  221.06                80
 08/21/2018   18:40:01   (   0.09,-134.95) (   0.69,-137.57)  298.31                80
 08/22/2018   18:16:41   (   0.06,-134.91) (  -0.48,-132.58)  265.89                80
 08/24/2018   06:38:19   (  -0.11,-134.80) (  -0.66,-137.15)  269.22                80
 08/25/2018   06:14:59   (  -0.08,-134.75) (   0.51,-132.17)  294.63                80
 08/26/2018   18:36:27   (   0.12,-134.74) (   0.58,-136.71)  225.67                80
 08/27/2018   18:13:08   (   0.09,-134.69) (  -0.59,-131.73)  337.96                80
 08/29/2018   06:34:46   (  -0.13,-134.57) (  -0.49,-136.31)  197.95                80
 08/30/2018   06:11:26   (  -0.10,-134.52) (   0.62,-131.32)  365.29                80
 08/31/2018   18:32:54   (   0.15,-134.49) (   0.48,-135.86)  156.16                80
 09/01/2018   18:09:35   (   0.11,-134.44) (  -0.69,-130.88)  406.70                80