Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2012 3 18.  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)
 03/19/2012   10:14:12   (   0.06,-135.22) (  -0.90,-131.03)  478.66                80
 03/20/2012   22:48:34   (  -0.06,-135.22) (  -0.98,-139.33)  468.28                80
 03/21/2012   22:37:59   (  -0.06,-135.20) (  -0.44,-136.76)  179.08                80
 03/22/2012   22:30:04   (  -0.06,-135.17) (   0.15,-134.21)  110.06                80
 03/23/2012   22:19:30   (  -0.06,-135.15) (   0.75,-131.66)  399.07                80
 03/26/2012   10:40:39   (   0.06,-135.06) (   0.58,-137.40)  267.23                80
 03/27/2012   10:30:03   (   0.06,-135.03) (   0.03,-134.84)   21.22                80
 03/28/2012   10:22:08   (   0.06,-135.00) (  -0.53,-132.28)  309.44                80
 03/30/2012   22:43:15   (  -0.06,-134.94) (  -0.73,-138.03)  352.25                80
 03/31/2012   22:32:40   (  -0.06,-134.90) (  -0.18,-135.47)   64.40                80