Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2017 8 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 08/14/2017   06:42:41   (   0.09,-134.90) (  -0.77,-138.86)  451.20                80
 08/15/2017   06:24:41   (   0.06,-134.91) (   0.32,-133.86)  120.18                80
 08/16/2017   18:40:52   (  -0.10,-135.05) (   0.65,-138.43)  385.88                80
 08/17/2017   18:22:51   (  -0.07,-135.06) (  -0.44,-133.43)  185.31                80
 08/19/2017   06:39:11   (   0.11,-134.96) (  -0.59,-138.03)  349.63                80
 08/20/2017   06:21:10   (   0.09,-134.97) (   0.50,-133.03)  220.86                80
 08/21/2017   18:37:23   (  -0.13,-135.09) (   0.42,-137.61)  286.57                80
 08/22/2017   18:19:22   (  -0.11,-135.10) (  -0.67,-132.61)  284.22                80
 08/24/2017   06:35:41   (   0.14,-135.01) (  -0.34,-137.21)  250.59                80
 08/25/2017   06:17:41   (   0.12,-135.01) (   0.75,-132.21)  319.60                80
 08/26/2017   18:33:52   (  -0.15,-135.13) (   0.23,-136.78)  188.78                80