Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2011 12 9.  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)
 12/09/2011   22:21:58   (   0.02,-131.63) (  -0.11,-132.18)   62.24                80
 12/10/2011   22:08:50   (   0.01,-132.35) (   0.65,-129.68)  305.53                80
 12/13/2011   10:35:29   (  -0.03,-133.98) (   0.32,-135.52)  176.42                80
 12/14/2011   10:22:19   (  -0.02,-134.68) (  -0.41,-133.02)  190.12                80
 12/16/2011   22:46:26   (   0.04,-136.64) (  -0.48,-138.91)  258.55                80
 12/17/2011   22:35:56   (   0.03,-137.35) (   0.23,-136.39)  108.34                80
 12/18/2011   22:25:28   (   0.03,-138.06) (   1.00,-133.90)  474.98                80
 12/20/2011   11:02:33   (  -0.04,-138.97) (   0.72,-142.24)  372.63                80
 12/21/2011   10:52:04   (  -0.04,-139.67) (  -0.01,-139.73)    7.13                80
 12/22/2011   10:38:54   (  -0.03,-140.36) (  -0.75,-137.22)  358.17                80