Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2018 8 30.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 08/31/2018   07:26:05   (   0.25,-134.79) (   0.49,-133.62)  132.77                80
 08/31/2018   19:44:41   (  -0.28,-134.88) (   0.58,-138.78)  444.45                80
 09/02/2018   07:13:53   (   0.24,-134.88) (   1.12,-130.66)  478.87                80
 09/02/2018   19:32:30   (  -0.27,-134.97) (  -0.11,-135.84)   98.40                80
 09/04/2018   19:22:58   (  -0.26,-135.04) (  -0.75,-132.88)  246.71                80
 09/05/2018   07:41:41   (   0.29,-135.00) (  -0.34,-138.07)  348.74                80
 09/07/2018   07:32:09   (   0.28,-135.07) (   0.30,-135.12)    5.31                80
 09/09/2018   07:19:57   (   0.28,-135.14) (   0.88,-132.15)  339.17                80
 09/09/2018   19:38:33   (  -0.30,-135.21) (   0.12,-137.33)  239.71                80
 09/11/2018   19:29:00   (  -0.30,-135.28) (  -0.47,-134.36)  103.99                80
 09/12/2018   07:50:24   (   0.32,-135.24) (  -0.62,-139.55)  490.32                80