Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2016 1 11.  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)
 01/12/2016   06:45:58   (   0.02,-134.67) (  -0.92,-138.83)  474.17                80
 01/13/2016   06:22:39   (   0.02,-134.71) (   0.23,-133.84)   99.22                80
 01/14/2016   18:44:11   (  -0.01,-134.75) (   0.80,-138.40)  415.50                80
 01/15/2016   18:20:53   (  -0.02,-134.79) (  -0.35,-133.41)  158.05                80
 01/17/2016   06:42:33   (   0.00,-134.87) (  -0.67,-138.00)  356.26                80
 01/18/2016   06:19:14   (   0.01,-134.91) (   0.42,-133.00)  216.39                80
 01/19/2016   18:40:46   (  -0.00,-134.93) (   0.59,-137.56)  299.94                80
 01/20/2016   18:17:28   (  -0.01,-134.97) (  -0.56,-132.58)  272.86                80
 01/22/2016   06:39:08   (   0.00,-135.04) (  -0.46,-137.17)  242.10                80
 01/23/2016   06:15:48   (   0.01,-135.07) (   0.64,-132.17)  330.09                80
 01/24/2016   18:34:41   (   0.01,-135.09) (   0.37,-136.73)  187.16                80