Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2014 6 20.  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)
 06/20/2014   22:43:09   (   0.06,-135.45) (   0.72,-132.66)  318.67                80
 06/23/2014   11:03:05   (  -0.09,-135.46) (   0.52,-138.09)  300.07                80
 06/24/2014   10:54:46   (  -0.09,-135.46) (  -0.11,-135.43)    4.16                80
 06/25/2014   10:43:45   (  -0.08,-135.45) (  -0.68,-132.75)  307.57                80
 06/27/2014   23:04:01   (   0.11,-135.44) (  -0.51,-138.27)  322.77                80
 06/28/2014   22:53:01   (   0.10,-135.43) (   0.06,-135.60)   19.28                80
 06/29/2014   22:44:41   (   0.10,-135.42) (   0.69,-132.94)  284.12                80
 07/02/2014   11:04:36   (  -0.12,-135.41) (   0.56,-138.36)  336.73                80
 07/03/2014   10:53:37   (  -0.12,-135.40) (  -0.07,-135.70)   33.84                80
 07/04/2014   10:45:16   (  -0.11,-135.39) (  -0.65,-133.03)  269.11                80