Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2018 10 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 10/27/2018   07:16:47   (   0.31,-135.30) (   0.96,-132.09)  364.52                80
 10/27/2018   19:38:03   (  -0.31,-135.31) (   0.08,-137.25)  220.09                80
 10/29/2018   19:28:29   (  -0.30,-135.25) (  -0.50,-134.28)  109.62                80
 10/30/2018   07:49:53   (   0.29,-135.21) (  -0.59,-139.48)  484.59                80
 10/31/2018   19:16:16   (  -0.30,-135.17) (  -1.14,-131.32)  438.68                80
 11/01/2018   07:37:39   (   0.29,-135.13) (  -0.00,-136.50)  155.83                80
 11/03/2018   07:22:45   (   0.29,-135.05) (   0.58,-133.53)  172.54                80
 11/03/2018   19:43:59   (  -0.28,-135.05) (   0.52,-138.69)  414.18                80
 11/05/2018   19:31:47   (  -0.28,-134.97) (  -0.13,-135.73)   85.90                80
 11/07/2018   19:22:13   (  -0.28,-134.89) (  -0.72,-132.76)  241.91                80
 11/08/2018   07:43:36   (   0.27,-134.86) (  -0.36,-137.95)  351.13                80