Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2018 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)
 11/14/2018   07:06:35   (   0.25,-128.02) (   0.12,-128.74)   81.63                80
 11/16/2018   06:51:41   (   0.25,-128.08) (   0.72,-125.77)  262.93                80
 11/16/2018   19:12:56   (  -0.23,-128.09) (   0.37,-130.92)  321.97                80
 11/18/2018   19:03:22   (  -0.23,-128.15) (  -0.25,-127.95)   22.73                80
 11/20/2018   18:51:09   (  -0.23,-128.21) (  -0.93,-124.99)  366.58                80
 11/21/2018   07:12:32   (   0.22,-128.25) (  -0.21,-130.17)  219.49                80
 11/23/2018   06:57:38   (   0.22,-128.29) (   0.43,-127.20)  123.38                80
 11/23/2018   19:18:53   (  -0.21,-128.28) (   0.66,-132.36)  464.04                80
 11/25/2018   06:45:24   (   0.22,-128.34) (   1.08,-124.24)  465.54                80
 11/25/2018   19:06:39   (  -0.21,-128.32) (   0.01,-129.39)  121.77                80