Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2016 8 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 08/18/2016   07:19:16   (   0.19,-134.86) (   0.79,-131.97)  328.03                80
 08/18/2016   19:37:52   (  -0.22,-134.91) (   0.27,-137.13)  253.09                80
 08/20/2016   19:28:20   (  -0.22,-134.99) (  -0.39,-134.18)   91.74                80
 08/22/2016   19:16:08   (  -0.22,-135.05) (  -1.05,-131.22)  436.04                80
 08/23/2016   07:34:52   (   0.24,-135.04) (  -0.03,-136.42)  156.18                80
 08/25/2016   07:25:19   (   0.24,-135.10) (   0.57,-133.45)  187.12                80
 08/25/2016   19:43:55   (  -0.26,-135.14) (   0.50,-138.61)  395.55                80
 08/27/2016   19:31:43   (  -0.25,-135.19) (  -0.16,-135.66)   52.90                80
 08/29/2016   19:22:11   (  -0.25,-135.24) (  -0.81,-132.70)  289.24                80
 08/30/2016   07:40:54   (   0.27,-135.23) (  -0.27,-137.90)  302.29                80