Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2012 3 8.  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)
 03/08/2012   10:32:41   (   0.05,-135.39) (  -0.09,-134.87)   60.33                80
 03/09/2012   10:22:07   (   0.05,-135.38) (  -0.65,-132.31)  350.32                80
 03/11/2012   22:43:16   (  -0.05,-135.35) (  -0.64,-138.06)  308.76                80
 03/12/2012   22:32:42   (  -0.05,-135.33) (  -0.07,-135.51)   19.46                80
 03/13/2012   22:24:47   (  -0.05,-135.32) (   0.50,-132.95)  269.93                80
 03/16/2012   10:45:58   (   0.05,-135.26) (   0.81,-138.71)  393.33                80
 03/17/2012   10:35:24   (   0.06,-135.23) (   0.24,-136.15)  104.43                80
 03/18/2012   10:27:29   (   0.06,-135.21) (  -0.32,-133.60)  184.47                80
 03/19/2012   10:16:55   (   0.06,-135.19) (  -0.89,-131.04)  473.29                80
 03/20/2012   22:48:38   (  -0.05,-135.16) (  -0.98,-139.35)  476.76                80
 03/21/2012   22:38:04   (  -0.06,-135.14) (  -0.41,-136.79)  188.11                80