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

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 10/15/2018   19:16:31   (  -0.32,-135.59) (  -1.20,-131.37)  478.59                80
 10/16/2018   07:37:54   (   0.33,-135.55) (   0.11,-136.57)  115.62                80
 10/18/2018   07:23:01   (   0.32,-135.52) (   0.70,-133.60)  217.60                80
 10/18/2018   19:44:15   (  -0.32,-135.53) (   0.39,-138.75)  367.26                80
 10/20/2018   19:32:01   (  -0.32,-135.49) (  -0.23,-135.79)   34.33                80
 10/22/2018   19:22:27   (  -0.32,-135.45) (  -0.86,-132.82)  298.34                80
 10/23/2018   07:43:51   (   0.31,-135.42) (  -0.22,-138.02)  294.55                80
 10/25/2018   07:28:56   (   0.31,-135.37) (   0.38,-135.04)   37.12                80
 10/27/2018   07:16:41   (   0.31,-135.31) (   0.99,-132.07)  368.09                80
 10/27/2018   19:37:56   (  -0.31,-135.30) (   0.08,-137.23)  218.72                80