Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2015 8 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 08/20/2015   19:13:47   (   0.14,-134.64) (  -0.62,-131.22)  389.75                80
 08/21/2015   07:37:50   (  -0.17,-134.60) (  -0.53,-136.40)  204.34                80
 08/23/2015   07:22:57   (  -0.16,-134.53) (   0.09,-133.44)  124.50                80
 08/23/2015   19:46:51   (   0.19,-134.54) (   1.08,-138.58)  460.25                80
 08/25/2015   07:10:43   (  -0.16,-134.45) (   0.66,-130.46)  452.58                80
 08/25/2015   19:34:38   (   0.19,-134.45) (   0.44,-135.62)  132.40                80
 08/27/2015   19:19:45   (   0.19,-134.36) (  -0.20,-132.65)  194.72                80
 08/28/2015   07:43:47   (  -0.22,-134.31) (  -0.94,-137.84)  400.48                80
 08/30/2015   07:31:34   (  -0.21,-134.21) (  -0.35,-134.86)   73.88                80
 09/01/2015   07:16:40   (  -0.20,-134.11) (   0.25,-131.89)  252.26                80
 09/01/2015   19:40:34   (   0.23,-134.12) (   0.86,-137.04)  332.81                80