Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2018 11 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)
 11/18/2018   19:03:24   (  -0.23,-128.16) (  -0.29,-127.96)   22.57                80
 11/20/2018   18:51:11   (  -0.23,-128.22) (  -0.94,-125.00)  366.33                80
 11/21/2018   07:12:34   (   0.22,-128.25) (  -0.20,-130.18)  220.43                80
 11/23/2018   06:57:41   (   0.22,-128.29) (   0.45,-127.22)  122.06                80
 11/23/2018   19:18:55   (  -0.21,-128.28) (   0.65,-132.37)  464.84                80
 11/25/2018   06:45:28   (   0.22,-128.34) (   1.11,-124.26)  463.85                80
 11/25/2018   19:06:42   (  -0.21,-128.33) (  -0.01,-129.41)  122.99                80
 11/27/2018   18:57:08   (  -0.20,-128.36) (  -0.60,-126.44)  218.28                80
 11/28/2018   07:18:32   (   0.19,-128.40) (  -0.47,-131.63)  366.98                80
 11/30/2018   07:06:18   (   0.19,-128.43) (   0.13,-128.66)   26.36                80