Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2012 12 28.  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)
 12/28/2012   22:52:34   (   0.10,-135.42) (  -0.86,-139.63)  480.16                80
 12/29/2012   22:41:51   (   0.09,-135.41) (  -0.27,-137.04)  185.63                80
 12/30/2012   22:33:49   (   0.09,-135.40) (   0.32,-134.45)  108.75                80
 12/31/2012   22:23:06   (   0.09,-135.39) (   0.91,-131.86)  403.06                80
 01/03/2013   10:43:50   (  -0.10,-135.39) (   0.37,-137.50)  241.06                80
 01/04/2013   10:35:19   (  -0.10,-135.37) (  -0.20,-134.90)   52.81                52
 01/05/2013   10:25:03   (  -0.09,-135.35) (  -0.76,-132.31)  346.49                80
 01/07/2013   22:45:56   (   0.10,-135.26) (  -0.53,-137.98)  311.00                80
 01/08/2013   22:35:13   (   0.09,-135.23) (   0.03,-135.39)   18.19                80
 01/09/2013   22:27:10   (   0.09,-135.21) (   0.66,-132.80)  274.92                80