Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2019 6 24.  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)
 06/24/2019   18:30:28   (  -0.12,-128.09) (  -0.78,-125.02)  349.41                80
 06/25/2019   06:54:31   (   0.10,-128.03) (  -0.34,-130.21)  247.16                80
 06/27/2019   06:39:41   (   0.11,-127.97) (   0.27,-127.25)   82.57                80
 06/29/2019   06:27:30   (   0.11,-127.91) (   0.88,-124.28)  411.73                80
 06/29/2019   18:51:24   (  -0.09,-127.93) (   0.26,-129.43)  171.03                80
 07/01/2019   18:36:34   (  -0.10,-127.86) (  -0.42,-126.48)  157.20                80
 07/02/2019   07:00:37   (   0.07,-127.80) (  -0.76,-131.66)  439.26                80
 07/03/2019   18:24:24   (  -0.11,-127.78) (  -1.04,-123.52)  484.50                80
 07/04/2019   06:48:26   (   0.08,-127.72) (  -0.14,-128.70)  112.17                80
 07/06/2019   06:33:35   (   0.09,-127.63) (   0.48,-125.74)  214.43                80
 07/06/2019   18:57:31   (  -0.07,-127.65) (   0.60,-130.90)  369.52                80