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)
 10/25/2018   07:29:01   (   0.31,-135.36) (   0.39,-135.07)   33.67                80
 10/27/2018   07:16:47   (   0.31,-135.30) (   0.96,-132.09)  363.84                80
 10/27/2018   19:38:02   (  -0.31,-135.31) (   0.13,-137.25)  221.56                80
 10/29/2018   19:28:29   (  -0.30,-135.24) (  -0.50,-134.29)  107.67                80
 10/30/2018   07:49:53   (   0.29,-135.21) (  -0.60,-139.48)  485.98                80
 10/31/2018   19:16:16   (  -0.30,-135.16) (  -1.14,-131.33)  436.24                80
 11/01/2018   07:37:39   (   0.29,-135.13) (  -0.02,-136.51)  157.73                80
 11/03/2018   07:22:46   (   0.29,-135.05) (   0.62,-133.55)  170.12                80
 11/03/2018   19:44:01   (  -0.28,-135.03) (   0.48,-138.71)  417.44                80
 11/05/2018   07:10:32   (   0.29,-134.96) (   1.20,-130.58)  497.73                80
 11/05/2018   19:31:47   (  -0.28,-134.95) (  -0.10,-135.74)   89.70                80