Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2016 6 15.  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)
 06/16/2016   11:40:13   (  -0.09,-135.40) (  -0.24,-134.68)   81.35                80
 06/17/2016   11:28:53   (  -0.08,-135.42) (  -0.90,-131.93)  398.27                80
 06/19/2016   23:48:06   (   0.11,-135.43) (  -0.27,-137.16)  196.87                80
 06/20/2016   23:39:24   (   0.11,-135.44) (   0.33,-134.39)  119.34                80
 06/21/2016   23:28:04   (   0.10,-135.45) (   0.99,-131.64)  435.37                80
 06/23/2016   11:58:34   (  -0.13,-135.49) (   0.81,-139.61)  470.27                80
 06/24/2016   11:47:12   (  -0.13,-135.50) (   0.19,-136.85)  154.43                80
 06/25/2016   11:38:31   (  -0.12,-135.50) (  -0.43,-134.09)  161.27                80
 06/26/2016   11:27:10   (  -0.12,-135.51) (  -1.05,-131.32)  476.85                80
 06/27/2016   23:57:45   (   0.14,-135.49) (  -0.77,-139.32)  437.64                80
 06/28/2016   23:46:24   (   0.14,-135.49) (  -0.10,-136.56)  122.61                80