Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2012 7 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 07/20/2012   07:27:55   (  -0.11,-135.36) (  -0.00,-134.87)   56.60                80
 07/22/2012   07:15:43   (  -0.10,-135.35) (   0.63,-131.91)  391.59                80
 07/22/2012   19:39:37   (   0.14,-135.36) (   0.48,-137.06)  192.93                80
 07/24/2012   19:24:44   (   0.13,-135.34) (  -0.10,-134.09)  141.40                80
 07/25/2012   07:48:48   (  -0.17,-135.33) (  -1.00,-139.28)  449.76                80
 07/26/2012   19:12:33   (   0.13,-135.31) (  -0.76,-131.14)  474.96                80
 07/27/2012   07:36:35   (  -0.17,-135.30) (  -0.40,-136.32)  116.43                80
 07/29/2012   07:21:43   (  -0.16,-135.26) (   0.27,-133.36)  216.14                80
 07/29/2012   19:45:37   (   0.20,-135.26) (   0.89,-138.50)  369.44                80
 07/31/2012   19:33:24   (   0.19,-135.22) (   0.27,-135.54)   37.30                80
 08/02/2012   19:18:31   (   0.18,-135.17) (  -0.36,-132.58)  294.70                80