Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2017 7 5.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 07/06/2017   19:25:08   (  -0.06,-135.43) (  -0.33,-134.06)  155.74                80
 07/07/2017   07:49:12   (   0.04,-135.37) (  -0.79,-139.25)  440.84                80
 07/08/2017   19:12:58   (  -0.07,-135.40) (  -1.00,-131.11)  488.28                80
 07/09/2017   07:37:01   (   0.04,-135.34) (  -0.18,-136.29)  108.47                80
 07/11/2017   07:22:11   (   0.06,-135.30) (   0.49,-133.35)  223.25                80
 07/11/2017   19:46:06   (  -0.03,-135.35) (   0.66,-138.49)  357.75                80
 07/13/2017   19:33:56   (  -0.04,-135.31) (  -0.01,-135.55)   26.81                80
 07/15/2017   19:19:05   (  -0.05,-135.26) (  -0.61,-132.59)  303.75                80
 07/16/2017   07:43:09   (   0.02,-135.19) (  -0.51,-137.78)  293.21                80
 07/18/2017   07:28:18   (   0.02,-135.14) (   0.09,-134.82)   36.25                80