Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2013 8 1.  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)
 08/01/2013   22:41:13   (   0.28,-135.35) (   0.20,-135.71)   42.01                80
 08/02/2013   22:33:05   (   0.28,-135.34) (   0.77,-133.10)  255.16                80
 08/05/2013   10:53:41   (  -0.30,-135.32) (   0.47,-138.70)  385.27                80
 08/06/2013   10:42:52   (  -0.30,-135.31) (  -0.10,-136.08)   88.58                80
 08/07/2013   10:34:45   (  -0.30,-135.30) (  -0.73,-133.48)  208.12                80
 08/09/2013   22:55:18   (   0.31,-135.24) (  -0.58,-139.06)  436.36                80
 08/10/2013   22:44:30   (   0.31,-135.22) (   0.06,-136.45)  140.10                80
 08/11/2013   22:36:22   (   0.31,-135.20) (   0.64,-133.84)  156.03                80
 08/12/2013   22:25:33   (   0.31,-135.18) (   1.23,-131.22)  451.85                80
 08/14/2013   10:56:57   (  -0.32,-135.16) (   0.65,-139.43)  487.44                80