Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2013 10 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)
 10/01/2013   10:42:47   (   0.27,-135.34) (   0.18,-134.95)   44.77                80
 10/02/2013   10:31:57   (   0.28,-135.32) (  -0.42,-132.33)  341.55                80
 10/04/2013   22:52:37   (  -0.24,-135.20) (  -0.86,-137.95)  312.61                80
 10/05/2013   22:41:48   (  -0.25,-135.18) (  -0.26,-135.33)   16.46                80
 10/06/2013   22:33:37   (  -0.26,-135.15) (   0.28,-132.69)  279.66                80
 10/09/2013   10:54:00   (   0.22,-135.13) (   0.91,-138.25)  355.83                80
 10/10/2013   10:43:10   (   0.22,-135.09) (   0.36,-135.62)   60.70                80
 10/11/2013   10:35:00   (   0.23,-135.05) (  -0.24,-133.00)  234.29                80
 10/13/2013   22:55:41   (  -0.18,-134.89) (  -1.01,-138.62)  425.32                80
 10/14/2013   22:44:50   (  -0.19,-134.85) (  -0.46,-135.99)  130.45                80