Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2015 7 10.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 07/10/2015   19:20:06   (  -0.03,-135.01) (  -0.48,-132.79)  251.60                80
 07/11/2015   07:44:11   (   0.01,-135.03) (  -0.60,-137.99)  335.23                80
 07/13/2015   07:31:08   (   0.01,-135.07) (   0.02,-135.03)    4.21                28
 07/15/2015   07:17:09   (   0.02,-135.10) (   0.63,-132.07)  343.10                80
 07/15/2015   19:41:04   (   0.00,-135.09) (   0.43,-137.24)  243.85                80
 07/17/2015   19:26:13   (  -0.01,-135.11) (  -0.20,-134.28)   94.69                80
 07/18/2015   07:50:17   (  -0.02,-135.13) (  -0.93,-139.47)  492.66                80
 07/19/2015   19:14:03   (  -0.02,-135.13) (  -0.83,-131.33)  432.99                80
 07/20/2015   07:38:06   (  -0.01,-135.15) (  -0.29,-136.51)  154.36                80
 07/22/2015   07:23:15   (  -0.00,-135.17) (   0.36,-133.56)  183.53                80
 07/22/2015   19:47:10   (   0.03,-135.16) (   0.77,-138.71)  403.37                80