Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2016 5 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)
 05/23/2016   23:52:59   (   0.02,-134.60) (  -0.96,-138.88)  487.88                80
 05/24/2016   23:41:39   (   0.01,-134.55) (  -0.32,-136.12)  178.18                80
 05/25/2016   23:32:57   (   0.01,-134.51) (   0.26,-133.35)  131.36                80
 05/26/2016   23:21:37   (   0.01,-134.46) (   0.90,-130.59)  440.78                80
 05/28/2016   11:52:10   (  -0.03,-134.40) (   0.96,-138.57)  476.83                80
 05/29/2016   11:40:49   (  -0.02,-134.35) (   0.32,-135.82)  167.91                80
 05/30/2016   11:32:09   (  -0.02,-134.29) (  -0.32,-133.06)  140.89                80
 05/31/2016   11:20:47   (  -0.01,-134.23) (  -0.91,-130.29)  449.48                80
 06/01/2016   23:51:19   (   0.04,-134.12) (  -0.93,-138.27)  473.55                80
 06/02/2016   23:39:58   (   0.04,-134.06) (  -0.29,-135.51)  165.26                80
 06/03/2016   23:31:17   (   0.04,-134.00) (   0.30,-132.74)  142.84                80
 06/04/2016   23:19:56   (   0.03,-133.94) (   0.94,-129.99)  450.80                80
 06/06/2016   11:50:30   (  -0.06,-133.87) (   0.89,-137.97)  468.15                80