Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2015 6 14.  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)
 06/14/2015   23:14:44   (   0.07,-134.48) (  -0.28,-136.07)  180.91                80
 06/15/2015   23:06:11   (   0.06,-134.43) (   0.30,-133.33)  124.03                80
 06/16/2015   22:54:58   (   0.06,-134.37) (   0.93,-130.62)  428.89                80
 06/18/2015   11:25:38   (  -0.09,-134.30) (   0.90,-138.63)  493.99                80
 06/19/2015   11:14:24   (  -0.08,-134.25) (   0.30,-135.91)  189.13                80
 06/20/2015   11:05:51   (  -0.08,-134.19) (  -0.30,-133.18)  115.65                80
 06/21/2015   10:54:37   (  -0.08,-134.14) (  -0.90,-130.45)  420.40                80
 06/23/2015   23:14:15   (   0.10,-133.98) (  -0.32,-135.79)  206.47                80
 06/24/2015   23:05:42   (   0.09,-133.92) (   0.27,-133.06)   97.81                80
 06/25/2015   22:54:29   (   0.09,-133.86) (   0.92,-130.35)  401.94                80
 06/28/2015   11:13:52   (  -0.12,-133.71) (   0.32,-135.62)  217.49                80