Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2015 6 9.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 06/09/2015   07:43:50   (   0.09,-134.76) (  -0.61,-137.91)  359.72                80
 06/11/2015   07:31:40   (   0.09,-134.67) (   0.03,-134.97)   33.84                80
 06/13/2015   07:16:50   (   0.09,-134.57) (   0.64,-132.01)  291.58                80
 06/13/2015   19:40:44   (  -0.08,-134.54) (   0.50,-137.15)  297.78                80
 06/15/2015   19:25:53   (  -0.08,-134.44) (  -0.12,-134.20)   27.14                80
 06/17/2015   19:13:42   (  -0.09,-134.33) (  -0.74,-131.24)  351.49                80
 06/18/2015   07:37:46   (   0.08,-134.31) (  -0.38,-136.43)  240.96                80
 06/20/2015   07:22:55   (   0.09,-134.20) (   0.26,-133.48)   83.14                80
 06/22/2015   07:10:43   (   0.09,-134.09) (   0.86,-130.51)  406.98                80
 06/22/2015   19:34:38   (  -0.08,-134.05) (   0.27,-135.66)  182.84                80