Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2016 6 30.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 07/01/2016   07:16:55   (   0.07,-135.53) (   0.83,-132.06)  395.40                80
 07/01/2016   19:40:50   (  -0.05,-135.53) (   0.29,-137.21)  190.53                80
 07/03/2016   19:25:59   (  -0.06,-135.53) (  -0.35,-134.26)  145.09                80
 07/04/2016   07:50:03   (   0.03,-135.53) (  -0.77,-139.45)  444.79                80
 07/05/2016   19:13:47   (  -0.07,-135.52) (  -0.94,-131.29)  480.26                80
 07/06/2016   07:37:51   (   0.04,-135.52) (  -0.19,-136.48)  109.68                80
 07/08/2016   07:23:00   (   0.05,-135.51) (   0.46,-133.53)  225.22                80
 07/08/2016   19:46:55   (  -0.03,-135.51) (   0.67,-138.68)  361.08                80
 07/10/2016   19:34:44   (  -0.04,-135.49) (   0.02,-135.73)   26.51                80
 07/12/2016   19:19:53   (  -0.04,-135.48) (  -0.63,-132.77)  307.57                80
 07/13/2016   07:43:56   (   0.02,-135.47) (  -0.49,-137.96)  282.48                80