Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2018 6 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)
 06/09/2018   19:14:15   (  -0.15,-134.60) (  -0.84,-131.34)  369.74                80
 06/10/2018   07:38:18   (   0.13,-134.52) (  -0.30,-136.53)  228.52                80
 06/12/2018   07:23:27   (   0.14,-134.42) (   0.30,-133.57)   95.98                80
 06/12/2018   19:47:23   (  -0.12,-134.44) (   0.78,-138.73)  487.66                80
 06/14/2018   07:11:16   (   0.14,-134.31) (   0.90,-130.61)  419.45                80
 06/14/2018   19:35:12   (  -0.13,-134.33) (   0.18,-135.77)  164.41                80
 06/16/2018   19:20:21   (  -0.14,-134.21) (  -0.42,-132.81)  158.09                80
 06/17/2018   07:44:25   (   0.12,-134.13) (  -0.71,-138.00)  440.82                80
 06/18/2018   19:08:11   (  -0.15,-134.09) (  -1.07,-129.87)  480.25                80
 06/19/2018   07:32:14   (   0.13,-134.00) (  -0.12,-135.04)  118.68                80
 06/21/2018   07:17:24   (   0.14,-133.88) (   0.54,-132.10)  203.37                80
 06/21/2018   19:41:19   (  -0.11,-133.90) (   0.60,-137.24)  380.75                80