Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2017 4 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)
 04/13/2017   18:28:09   (  -0.04,-135.45) (  -0.13,-135.08)   42.86                80
 04/15/2017   06:47:09   (   0.04,-135.46) (  -0.89,-139.68)  480.66                80
 04/16/2017   06:29:10   (   0.04,-135.47) (   0.23,-134.69)   89.37                80
 04/17/2017   18:48:01   (  -0.05,-135.49) (   0.79,-139.25)  428.70                80
 04/18/2017   18:24:42   (  -0.05,-135.49) (  -0.33,-134.25)  140.66                80
 04/20/2017   06:43:42   (   0.06,-135.48) (  -0.68,-138.86)  384.26                80
 04/21/2017   06:25:42   (   0.06,-135.48) (   0.44,-133.86)  185.08                80
 04/22/2017   18:44:34   (  -0.07,-135.49) (   0.58,-138.42)  333.80                80
 04/23/2017   18:21:14   (  -0.06,-135.49) (  -0.54,-133.43)  234.94                80
 04/25/2017   06:40:14   (   0.07,-135.47) (  -0.52,-138.02)  291.26                80
 04/26/2017   06:22:14   (   0.07,-135.46) (   0.60,-133.03)  277.27                80