Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2018 11 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 11/05/2018   07:10:15   (   0.28,-129.89) (   0.16,-130.34)   51.83                80
 11/07/2018   07:00:37   (   0.28,-128.22) (   0.49,-127.31)  103.94                80
 11/09/2018   06:48:18   (   0.27,-126.55) (   0.76,-124.27)  259.49                80
 11/09/2018   19:09:31   (  -0.26,-126.10) (   0.46,-129.40)  375.04                80
 11/11/2018   06:35:59   (   0.27,-124.88) (   1.02,-121.23)  414.62                80
 11/11/2018   18:57:13   (  -0.26,-124.43) (   0.14,-126.37)  219.77                80
 11/13/2018   18:44:54   (  -0.25,-122.75) (  -0.13,-123.32)   64.83                80
 11/15/2018   18:29:55   (  -0.24,-121.08) (  -0.39,-120.28)   89.87                80
 11/17/2018   18:17:37   (  -0.24,-119.40) (  -0.72,-117.25)  244.30                80