Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2012 6 30.  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)
 07/01/2012   10:20:00   (  -0.22,-135.23) (  -1.04,-131.66)  407.44                80
 07/03/2012   22:41:05   (   0.25,-135.26) (  -0.21,-137.40)  243.17                80
 07/04/2012   22:33:07   (   0.25,-135.28) (   0.32,-134.82)   51.60                80
 07/05/2012   22:22:29   (   0.24,-135.30) (   0.91,-132.26)  346.23                80
 07/08/2012   10:43:31   (  -0.27,-135.34) (   0.31,-137.99)  300.74                80
 07/09/2012   10:35:34   (  -0.27,-135.36) (  -0.28,-135.42)    6.92                80
 07/10/2012   10:24:56   (  -0.26,-135.37) (  -0.86,-132.85)  287.77                80
 07/12/2012   22:45:58   (   0.29,-135.38) (  -0.42,-138.57)  363.93                80
 07/13/2012   22:35:21   (   0.29,-135.39) (   0.18,-136.01)   70.21                80