Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2015 10 9.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 10/10/2015   07:22:24   (   0.32,-134.89) (   0.63,-133.40)  169.22                80
 10/10/2015   19:43:40   (  -0.32,-134.93) (   0.47,-138.56)  412.50                80
 10/12/2015   07:10:15   (   0.32,-134.83) (   1.28,-130.46)  498.05                80
 10/12/2015   19:31:31   (  -0.32,-134.88) (  -0.18,-135.61)   83.71                80
 10/14/2015   19:22:01   (  -0.32,-134.81) (  -0.78,-132.66)  244.52                80
 10/15/2015   07:43:25   (   0.32,-134.74) (  -0.36,-137.85)  354.01                80
 10/17/2015   07:31:15   (   0.31,-134.66) (   0.25,-134.90)   26.74                80
 10/19/2015   07:16:25   (   0.31,-134.58) (   0.87,-131.94)  299.81                80
 10/19/2015   19:37:41   (  -0.30,-134.61) (   0.22,-137.10)  283.26                80
 10/21/2015   19:28:11   (  -0.30,-134.52) (  -0.41,-134.15)   42.69                80