Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2011 12 23.  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)
 12/24/2011   10:20:08   (  -0.03,-134.74) (  -0.67,-131.84)  330.01                80
 12/26/2011   22:41:30   (   0.04,-134.73) (  -0.61,-137.65)  333.19                80
 12/27/2011   22:30:57   (   0.04,-134.74) (  -0.06,-135.10)   42.08                80
 12/28/2011   22:23:06   (   0.04,-134.75) (   0.56,-132.57)  249.05                80
 12/31/2011   10:44:12   (  -0.05,-134.80) (   0.75,-138.31)  400.62                80
 01/01/2012   10:33:40   (  -0.04,-134.80) (   0.17,-135.77)  109.59                80
 01/02/2012   10:25:47   (  -0.04,-134.81) (  -0.42,-133.22)  181.28                80
 01/03/2012   10:15:15   (  -0.04,-134.81) (  -1.00,-130.68)  472.00                80
 01/04/2012   22:49:49   (   0.05,-134.78) (  -0.94,-139.02)  483.95                80
 01/05/2012   22:39:17   (   0.04,-134.78) (  -0.36,-136.48)  193.85                80