Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2015 5 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)
 05/12/2015   07:16:35   (   0.09,-135.42) (   0.82,-131.99)  390.23                80
 05/12/2015   19:37:51   (  -0.09,-135.40) (   0.28,-137.15)  199.19                80
 05/14/2015   19:28:21   (  -0.09,-135.38) (  -0.32,-134.19)  133.95                80
 05/15/2015   07:49:46   (   0.09,-135.39) (  -0.77,-139.39)  454.62                80
 05/16/2015   19:16:12   (  -0.09,-135.35) (  -0.99,-131.25)  466.59                80
 05/17/2015   07:37:36   (   0.09,-135.37) (  -0.15,-136.44)  122.13                80
 05/19/2015   07:22:46   (   0.09,-135.33) (   0.47,-133.49)  209.88                80
 05/19/2015   19:44:02   (  -0.09,-135.30) (   0.62,-138.64)  380.27                80
 05/21/2015   19:31:52   (  -0.09,-135.26) (  -0.03,-135.70)   48.79                80
 05/23/2015   19:22:21   (  -0.10,-135.22) (  -0.63,-132.73)  282.61                80
 05/24/2015   07:43:45   (   0.10,-135.24) (  -0.50,-137.92)  305.97                80