Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2017 7 2.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 07/02/2017   07:29:33   (   0.08,-135.42) (   0.18,-134.81)   68.58                 2
 07/04/2017   07:16:05   (   0.08,-135.41) (   0.83,-131.86)  402.59                80
 07/04/2017   19:40:01   (  -0.06,-135.45) (   0.26,-137.02)  178.29                80
 07/06/2017   19:25:11   (  -0.06,-135.43) (  -0.35,-134.07)  154.67                80
 07/07/2017   07:49:14   (   0.04,-135.38) (  -0.79,-139.26)  441.44                80
 07/08/2017   19:13:02   (  -0.07,-135.41) (  -0.99,-131.13)  486.73                80
 07/09/2017   07:37:05   (   0.04,-135.35) (  -0.16,-136.31)  109.60                80
 07/11/2017   07:22:16   (   0.06,-135.31) (   0.45,-133.36)  221.35                80
 07/11/2017   19:46:13   (  -0.03,-135.35) (   0.62,-138.53)  360.43                80
 07/13/2017   19:34:04   (  -0.04,-135.31) (   0.05,-135.57)   30.53                80
 07/15/2017   19:19:17   (  -0.05,-135.27) (  -0.61,-132.64)  298.86                80