Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2018 8 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)
 08/20/2018   07:44:19   (  -0.18,-134.96) (  -0.80,-137.98)  343.33                80
 08/22/2018   07:32:07   (  -0.18,-134.88) (  -0.18,-135.02)   16.06                80
 08/24/2018   07:17:15   (  -0.17,-134.80) (   0.44,-132.07)  311.23                80
 08/24/2018   19:41:10   (   0.21,-134.82) (   0.70,-137.21)  271.64                80
 08/26/2018   19:26:18   (   0.20,-134.73) (   0.07,-134.26)   54.91                80
 08/28/2018   19:14:06   (   0.19,-134.64) (  -0.55,-131.30)  380.97                80
 08/29/2018   07:38:09   (  -0.23,-134.57) (  -0.60,-136.48)  216.06                80
 08/31/2018   07:23:16   (  -0.22,-134.47) (  -0.03,-133.51)  109.25                80
 08/31/2018   19:47:10   (   0.26,-134.49) (   1.16,-138.66)  474.50                80
 09/02/2018   07:11:04   (  -0.22,-134.36) (   0.60,-130.55)  433.82                80
 09/02/2018   19:34:59   (   0.26,-134.38) (   0.53,-135.70)  150.11                80