Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2016 7 28.  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)
 07/29/2016   11:51:31   (  -0.27,-135.01) (   0.20,-137.13)  241.36                80
 07/30/2016   11:42:49   (  -0.27,-134.97) (  -0.38,-134.35)   69.82                80
 07/31/2016   11:31:27   (  -0.27,-134.93) (  -1.02,-131.59)  380.76                80
 08/02/2016   23:50:46   (   0.29,-134.84) (  -0.19,-136.84)  228.45                80
 08/03/2016   23:42:05   (   0.29,-134.80) (   0.46,-134.08)   82.44                80
 08/04/2016   23:30:43   (   0.28,-134.76) (   1.11,-131.32)  393.32                80
 08/07/2016   11:49:42   (  -0.29,-134.65) (   0.13,-136.48)  209.26                80
 08/08/2016   11:41:00   (  -0.29,-134.60) (  -0.52,-133.72)  101.21                80
 08/09/2016   11:29:38   (  -0.29,-134.56) (  -1.11,-130.95)  411.49                80