Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2017 12 6.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 12/06/2017   19:21:43   (  -0.12,-135.35) (  -0.68,-132.59)  313.02                80
 12/07/2017   07:43:07   (   0.11,-135.41) (  -0.41,-137.79)  270.17                80
 12/09/2017   07:28:15   (   0.11,-135.43) (   0.23,-134.83)   68.40                80
 12/11/2017   07:16:03   (   0.11,-135.44) (   0.86,-131.87)  406.79                80
 12/11/2017   19:37:18   (  -0.10,-135.39) (   0.26,-137.01)  185.22                80
 12/13/2017   19:27:46   (  -0.10,-135.40) (  -0.37,-134.06)  152.87                80
 12/14/2017   07:49:10   (   0.08,-135.47) (  -0.71,-139.25)  429.60                80
 12/15/2017   19:15:34   (  -0.10,-135.41) (  -1.02,-131.10)  490.39                80
 12/16/2017   07:36:58   (   0.09,-135.47) (  -0.07,-136.29)   92.37                80
 12/18/2017   07:22:06   (   0.09,-135.47) (   0.57,-133.33)  244.26                80
 12/18/2017   19:43:21   (  -0.08,-135.40) (   0.56,-138.48)  349.25                80