Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 6 17.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 06/17/2019   07:12:16   (   0.10,-128.23) (  -0.30,-130.09)  212.01                80
 06/19/2019   06:57:24   (   0.11,-128.18) (   0.34,-127.14)  119.41                80
 06/19/2019   19:21:19   (  -0.09,-128.21) (   0.77,-132.29)  463.32                80
 06/21/2019   06:45:12   (   0.12,-128.14) (   0.98,-124.18)  450.58                80
 06/21/2019   19:09:07   (  -0.10,-128.17) (   0.13,-129.33)  132.12                80
 06/23/2019   18:54:14   (  -0.11,-128.12) (  -0.46,-126.36)  198.93                80
 06/24/2019   07:18:18   (   0.09,-128.07) (  -0.65,-131.55)  396.30                80
 06/26/2019   07:06:05   (   0.09,-128.01) (  -0.06,-128.59)   65.76                80
 06/28/2019   06:51:13   (   0.10,-127.96) (   0.60,-125.63)  264.35                80
 06/28/2019   19:15:07   (  -0.07,-127.97) (   0.51,-130.79)  319.42                80
 06/30/2019   19:02:55   (  -0.08,-127.91) (  -0.08,-127.82)    9.97                80