Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2011 12 19.  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)
 12/19/2011   22:17:23   (   0.03,-134.62) (   0.83,-131.18)  393.34                80
 12/22/2011   10:38:32   (  -0.04,-134.71) (   0.47,-136.93)  253.77                80
 12/23/2011   10:30:40   (  -0.04,-134.72) (  -0.09,-134.39)   37.80                80
 12/24/2011   10:20:08   (  -0.03,-134.73) (  -0.72,-131.85)  329.16                80
 12/26/2011   22:41:29   (   0.04,-134.70) (  -0.64,-137.65)  335.91                80
 12/27/2011   22:33:38   (   0.04,-134.71) (  -0.03,-135.11)   45.00                80
 12/28/2011   22:23:05   (   0.04,-134.72) (   0.53,-132.56)  246.05                80
 12/31/2011   10:44:13   (  -0.05,-134.78) (   0.75,-138.31)  402.41                80
 01/01/2012   10:33:41   (  -0.04,-134.79) (   0.18,-135.77)  111.55                80