Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2015 4 11.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 04/12/2015   19:27:59   (  -0.02,-135.00) (  -0.19,-134.11)  101.03                80
 04/13/2015   07:49:22   (   0.02,-135.02) (  -0.90,-139.30)  486.34                80
 04/14/2015   19:15:46   (  -0.02,-135.06) (  -0.82,-131.14)  444.46                80
 04/15/2015   07:37:09   (   0.02,-135.08) (  -0.28,-136.33)  143.14                80
 04/17/2015   07:22:17   (   0.02,-135.13) (   0.37,-133.37)  199.83                80
 04/17/2015   19:43:31   (  -0.02,-135.13) (   0.73,-138.52)  386.42                80
 04/19/2015   19:31:18   (  -0.02,-135.18) (   0.07,-135.56)   43.95                80
 04/21/2015   19:21:45   (  -0.02,-135.22) (  -0.60,-132.60)  297.96                80
 04/22/2015   07:43:08   (   0.02,-135.25) (  -0.54,-137.79)  289.28                80
 04/24/2015   07:28:15   (   0.03,-135.28) (   0.15,-134.83)   52.12                80