Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2017 11 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)
 11/13/2017   19:15:44   (  -0.21,-134.77) (  -0.97,-131.16)  409.91                80
 11/14/2017   07:37:07   (   0.20,-134.83) (  -0.14,-136.35)  172.79                80
 11/16/2017   07:22:16   (   0.20,-134.92) (   0.52,-133.40)  172.51                80
 11/16/2017   19:43:31   (  -0.19,-134.89) (   0.62,-138.55)  416.76                80
 11/18/2017   19:31:20   (  -0.19,-134.96) (  -0.04,-135.59)   71.86                80
 11/20/2017   19:21:49   (  -0.19,-135.04) (  -0.70,-132.64)  272.48                80
 11/21/2017   07:43:13   (   0.17,-135.11) (  -0.40,-137.83)  309.36                80
 11/23/2017   07:28:22   (   0.17,-135.17) (   0.26,-134.88)   34.12                80
 11/25/2017   07:16:10   (   0.17,-135.23) (   0.87,-131.91)  376.88                80
 11/25/2017   19:37:25   (  -0.16,-135.18) (   0.27,-137.06)  214.18                80