Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2016 10 11.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 10/12/2016   07:22:18   (   0.31,-135.02) (   0.66,-133.41)  184.18                80
 10/12/2016   19:43:33   (  -0.31,-135.03) (   0.47,-138.56)  401.93                80
 10/14/2016   19:31:21   (  -0.30,-134.96) (  -0.15,-135.60)   73.53                80
 10/16/2016   19:21:49   (  -0.30,-134.88) (  -0.78,-132.64)  254.20                80
 10/17/2016   07:43:13   (   0.30,-134.84) (  -0.32,-137.83)  340.04                80
 10/19/2016   07:31:00   (   0.30,-134.75) (   0.26,-134.87)   13.36                80
 10/21/2016   07:16:08   (   0.29,-134.66) (   0.91,-131.91)  312.95                80
 10/21/2016   19:37:23   (  -0.29,-134.64) (   0.22,-137.06)  274.76                80
 10/23/2016   19:27:50   (  -0.28,-134.55) (  -0.37,-134.10)   51.18                80