Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2018 10 23.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 10/23/2018   07:43:54   (   0.31,-135.41) (  -0.24,-138.03)  297.35                80
 10/25/2018   07:29:01   (   0.31,-135.36) (   0.40,-135.07)   33.69                80
 10/27/2018   07:16:47   (   0.31,-135.30) (   0.98,-132.10)  363.85                80
 10/27/2018   19:38:02   (  -0.31,-135.30) (   0.11,-137.25)  221.77                80
 10/29/2018   19:28:28   (  -0.30,-135.23) (  -0.48,-134.28)  107.53                80
 10/30/2018   07:49:52   (   0.29,-135.20) (  -0.62,-139.48)  485.89                80
 10/31/2018   19:16:15   (  -0.30,-135.16) (  -1.13,-131.33)  436.13                80
 11/01/2018   07:37:38   (   0.29,-135.13) (  -0.02,-136.51)  157.57                80
 11/03/2018   07:22:44   (   0.29,-135.04) (   0.58,-133.54)  170.42                80
 11/03/2018   19:43:58   (  -0.28,-135.03) (   0.51,-138.70)  417.37                80
 11/05/2018   07:10:31   (   0.29,-134.96) (   1.25,-130.59)  498.15                80
 11/05/2018   19:31:45   (  -0.28,-134.95) (  -0.10,-135.73)   89.50                80