Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 6 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 06/19/2019   06:57:24   (   0.11,-128.18) (   0.36,-127.14)  119.19                80
 06/19/2019   19:21:18   (  -0.09,-128.21) (   0.81,-132.28)  463.28                80
 06/21/2019   06:45:11   (   0.12,-128.13) (   0.94,-124.17)  450.11                80
 06/21/2019   19:09:06   (  -0.10,-128.16) (   0.17,-129.32)  132.28                80
 06/23/2019   18:54:14   (  -0.11,-128.11) (  -0.47,-126.37)  198.52                80
 06/24/2019   07:18:18   (   0.09,-128.06) (  -0.64,-131.56)  397.14                80
 06/26/2019   07:06:05   (   0.09,-128.01) (  -0.06,-128.59)   66.83                80
 06/28/2019   06:51:13   (   0.10,-127.95) (   0.59,-125.63)  263.01                80
 06/28/2019   19:15:08   (  -0.07,-127.97) (   0.52,-130.79)  320.45                80
 06/30/2019   19:00:16   (  -0.08,-127.90) (  -0.12,-127.83)    8.99                80
 07/02/2019   18:48:03   (  -0.09,-127.82) (  -0.70,-124.86)  336.63                80