Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2018 6 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)
 06/07/2018   19:26:26   (  -0.15,-134.69) (  -0.25,-134.31)   44.07                80
 06/09/2018   19:14:15   (  -0.15,-134.59) (  -0.85,-131.35)  369.33                80
 06/10/2018   07:38:19   (   0.14,-134.52) (  -0.28,-136.54)  229.10                80
 06/12/2018   07:23:28   (   0.14,-134.41) (   0.33,-133.58)   95.20                80
 06/12/2018   19:47:22   (  -0.12,-134.44) (   0.81,-138.73)  488.41                80
 06/14/2018   07:11:17   (   0.15,-134.30) (   0.94,-130.62)  418.49                80
 06/14/2018   19:35:11   (  -0.13,-134.32) (   0.20,-135.77)  165.35                80
 06/16/2018   19:20:21   (  -0.14,-134.20) (  -0.41,-132.81)  157.02                80
 06/17/2018   07:44:24   (   0.12,-134.12) (  -0.72,-138.00)  441.97                80
 06/18/2018   19:08:10   (  -0.15,-134.07) (  -1.02,-129.86)  479.03                80
 06/19/2018   07:32:13   (   0.13,-133.99) (  -0.10,-135.04)  119.96                80