Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2016 10 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 10/12/2016   07:22:18   (   0.31,-135.02) (   0.66,-133.41)  184.23                80
 10/12/2016   19:43:33   (  -0.31,-135.03) (   0.47,-138.56)  401.61                80
 10/14/2016   19:31:21   (  -0.31,-134.96) (  -0.14,-135.60)   73.16                80
 10/16/2016   19:21:49   (  -0.30,-134.88) (  -0.76,-132.64)  254.67                80
 10/17/2016   07:43:13   (   0.30,-134.84) (  -0.34,-137.83)  339.80                80
 10/19/2016   07:31:01   (   0.30,-134.76) (   0.28,-134.87)   13.04                80
 10/21/2016   07:16:09   (   0.29,-134.66) (   0.91,-131.91)  313.19                80
 10/21/2016   19:37:24   (  -0.29,-134.65) (   0.22,-137.06)  274.30                80
 10/23/2016   19:27:52   (  -0.28,-134.56) (  -0.41,-134.11)   51.67                80
 10/25/2016   19:15:39   (  -0.28,-134.46) (  -0.98,-131.14)  377.27                80