Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2012 4 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)
 04/24/2012   10:35:07   (   0.04,-134.94) (   0.26,-136.03)  123.27                80
 04/25/2012   10:27:11   (   0.04,-134.98) (  -0.33,-133.47)  172.53                80
 04/26/2012   10:16:35   (   0.04,-135.01) (  -0.86,-130.90)  468.14                80
 04/27/2012   22:48:24   (  -0.02,-135.08) (  -0.94,-139.24)  474.27                80
 04/28/2012   22:37:49   (  -0.03,-135.11) (  -0.37,-136.68)  179.07                80
 04/29/2012   22:29:53   (  -0.03,-135.14) (   0.20,-134.12)  115.98                80
 04/30/2012   22:19:18   (  -0.04,-135.16) (   0.77,-131.56)  410.91                80
 05/03/2012   10:40:19   (   0.02,-135.21) (   0.48,-137.28)  236.05                80
 05/04/2012   10:32:23   (   0.02,-135.23) (  -0.11,-134.72)   58.22                80
 05/05/2012   10:21:48   (   0.02,-135.25) (  -0.69,-132.16)  352.26                80