Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2018 2 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 02/04/2018   07:22:08   (  -0.03,-135.25) (   0.36,-133.28)  223.12                80
 02/04/2018   19:43:24   (   0.03,-135.25) (   0.70,-138.45)  362.89                80
 02/06/2018   19:31:13   (   0.03,-135.30) (   0.07,-135.49)   21.89                80
 02/08/2018   19:21:42   (   0.02,-135.34) (  -0.57,-132.54)  318.55                80
 02/09/2018   07:43:05   (  -0.02,-135.36) (  -0.55,-137.73)  269.64                80
 02/11/2018   07:28:14   (  -0.01,-135.39) (   0.09,-134.78)   69.80                80
 02/13/2018   07:16:04   (  -0.00,-135.42) (   0.74,-131.82)  408.72                80
 02/13/2018   19:37:19   (  -0.00,-135.42) (   0.33,-136.99)  178.29                80
 02/15/2018   19:27:48   (   0.00,-135.44) (  -0.32,-134.03)  160.31                80
 02/16/2018   07:49:12   (   0.00,-135.46) (  -0.80,-139.22)  427.95                80
 02/17/2018   19:15:36   (   0.00,-135.46) (  -0.90,-131.07)  498.43                80