Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2013 7 13.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 07/13/2013   22:45:23   (   0.21,-135.30) (  -0.16,-136.82)  174.47                80
 07/14/2013   22:37:15   (   0.21,-135.31) (   0.45,-134.22)  125.01                80
 07/15/2013   22:26:28   (   0.20,-135.32) (   1.06,-131.61)  424.30                80
 07/18/2013   10:47:01   (  -0.23,-135.35) (   0.21,-137.20)  210.68                80
 07/19/2013   10:38:53   (  -0.23,-135.36) (  -0.39,-134.59)   87.61                80
 07/20/2013   10:28:06   (  -0.23,-135.36) (  -0.99,-131.97)  385.73                80
 07/22/2013   22:48:44   (   0.25,-135.35) (  -0.26,-137.59)  255.86                80
 07/23/2013   22:40:35   (   0.25,-135.34) (   0.31,-134.97)   42.32                80
 07/24/2013   22:29:48   (   0.25,-135.34) (   0.93,-132.36)  340.26                80
 07/27/2013   10:50:22   (  -0.27,-135.35) (   0.32,-137.96)  297.65                80