Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2018 10 13.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 10/13/2018   19:28:44   (  -0.33,-135.63) (  -0.60,-134.34)  146.12                80
 10/14/2018   07:50:08   (   0.33,-135.59) (  -0.50,-139.54)  448.10                80
 10/15/2018   19:16:31   (  -0.33,-135.61) (  -1.22,-131.38)  480.82                80
 10/16/2018   07:37:55   (   0.33,-135.57) (   0.12,-136.57)  113.70                80
 10/18/2018   07:23:02   (   0.32,-135.55) (   0.75,-133.61)  220.17                80
 10/18/2018   19:44:17   (  -0.32,-135.56) (   0.35,-138.77)  364.04                80
 10/20/2018   19:32:04   (  -0.32,-135.53) (  -0.28,-135.81)   30.56                80
 10/22/2018   19:22:31   (  -0.32,-135.50) (  -0.91,-132.85)  302.48                80
 10/23/2018   07:43:54   (   0.32,-135.47) (  -0.24,-138.03)  290.76                80
 10/25/2018   07:29:01   (   0.32,-135.43) (   0.40,-135.07)   41.20                80
 10/27/2018   07:16:48   (   0.31,-135.38) (   1.04,-132.11)  372.38                80