Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2013 4 11.  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)
 04/11/2013   22:42:11   (  -0.04,-134.63) (  -0.48,-136.56)  220.73                80
 04/12/2013   22:34:06   (  -0.04,-134.58) (   0.09,-133.95)   71.23                80
 04/13/2013   22:23:20   (  -0.05,-134.54) (   0.65,-131.35)  363.05                80
 04/16/2013   10:44:03   (   0.05,-134.43) (   0.62,-136.98)  290.68                80
 04/17/2013   10:35:57   (   0.05,-134.38) (   0.04,-134.38)    1.97                80
 04/18/2013   10:25:12   (   0.05,-134.33) (  -0.55,-131.77)  292.31                80
 04/20/2013   22:45:52   (  -0.06,-134.18) (  -0.81,-137.38)  365.25                80
 04/21/2013   22:35:06   (  -0.06,-134.13) (  -0.22,-134.77)   74.32                80
 04/22/2013   22:27:01   (  -0.06,-134.07) (   0.37,-132.17)  216.51                80
 04/25/2013   10:47:41   (   0.06,-133.93) (   0.94,-137.79)  439.75                80