Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 6 16.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 06/16/2019   18:48:12   (  -0.12,-128.28) (  -0.83,-124.91)  383.78                80
 06/17/2019   07:12:16   (   0.10,-128.23) (  -0.29,-130.10)  211.82                80
 06/19/2019   06:57:24   (   0.11,-128.19) (   0.35,-127.14)  119.70                80
 06/19/2019   19:21:19   (  -0.09,-128.21) (   0.75,-132.29)  463.20                80
 06/21/2019   06:45:11   (   0.12,-128.14) (   0.93,-124.17)  450.94                80
 06/21/2019   19:09:06   (  -0.10,-128.17) (   0.17,-129.32)  131.93                80
 06/23/2019   18:54:14   (  -0.11,-128.12) (  -0.47,-126.37)  199.19                80
 06/24/2019   07:18:18   (   0.09,-128.07) (  -0.64,-131.56)  395.85                80
 06/26/2019   07:06:05   (   0.09,-128.02) (  -0.06,-128.59)   65.27                80
 06/28/2019   06:51:13   (   0.10,-127.96) (   0.59,-125.63)  264.92                80
 06/28/2019   19:15:08   (  -0.07,-127.98) (   0.52,-130.78)  319.00                80