Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2012 4 12.  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)
 04/14/2012   10:40:28   (   0.05,-134.07) (   0.79,-137.30)  367.93                80
 04/15/2012   10:29:53   (   0.06,-134.01) (   0.21,-134.74)   82.48                80
 04/16/2012   10:21:57   (   0.06,-133.95) (  -0.36,-132.18)  202.94                80
 04/17/2012   10:11:21   (   0.06,-133.89) (  -0.88,-129.61)  488.24                80
 04/18/2012   22:43:07   (  -0.04,-133.83) (  -0.97,-137.93)  467.50                80
 04/19/2012   22:32:32   (  -0.05,-133.77) (  -0.41,-135.37)  182.53                80
 04/20/2012   22:24:36   (  -0.05,-133.70) (   0.15,-132.80)  102.23                80
 04/21/2012   22:14:01   (  -0.05,-133.64) (   0.71,-130.24)  386.88                80
 04/24/2012   10:35:04   (   0.03,-133.44) (   0.59,-135.96)  287.94                80
 04/25/2012   10:27:08   (   0.03,-133.37) (   0.01,-133.41)    4.70                80