Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 6 17.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  LANDSAT-8 Lat/Lon    Distance(km)  Time Diff(sec)
 06/17/2020   18:38:57   (   0.08,-127.72) (  -0.20,-126.44)  146.01                80
 06/18/2020   07:00:20   (  -0.07,-127.74) (  -0.93,-131.62)  442.22                80
 06/19/2020   18:26:47   (   0.08,-127.81) (  -0.84,-123.48)  491.92                80
 06/20/2020   06:48:11   (  -0.07,-127.83) (  -0.23,-128.68)   96.68                80
 06/22/2020   06:33:21   (  -0.07,-127.91) (   0.41,-125.73)  248.13                80
 06/22/2020   18:54:37   (   0.06,-127.93) (   0.68,-130.89)  336.36                80
 06/24/2020   18:45:07   (   0.06,-128.00) (   0.03,-127.94)    7.89                80
 06/26/2020   18:32:57   (   0.06,-128.07) (  -0.61,-124.98)  351.48                80
 06/27/2020   06:54:21   (  -0.05,-128.09) (  -0.51,-130.17)  236.51                80
 06/29/2020   06:39:31   (  -0.05,-128.16) (   0.14,-127.22)  106.81                80
 06/29/2020   19:00:47   (   0.04,-128.17) (   0.96,-132.38)  478.99                80