Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 6 9.  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)
 06/10/2020   18:32:47   (   0.11,-127.88) (  -0.54,-124.96)  332.37                80
 06/11/2020   06:54:11   (  -0.09,-127.83) (  -0.59,-130.15)  264.02                80
 06/13/2020   06:39:21   (  -0.09,-127.76) (   0.04,-127.19)   65.27                80
 06/15/2020   06:27:10   (  -0.09,-127.70) (   0.62,-124.23)  394.31                80
 06/15/2020   18:48:27   (   0.08,-127.72) (   0.41,-129.40)  190.43                80
 06/17/2020   18:38:56   (   0.08,-127.65) (  -0.17,-126.43)  138.14                80
 06/18/2020   07:00:21   (  -0.07,-127.60) (  -0.90,-131.63)  457.56                80
 06/19/2020   18:26:46   (   0.08,-127.57) (  -0.81,-123.48)  466.02                80
 06/20/2020   06:48:10   (  -0.07,-127.52) (  -0.32,-128.66)  129.98                80
 06/22/2020   06:33:20   (  -0.07,-127.44) (   0.32,-125.71)  196.82                80
 06/22/2020   18:54:36   (   0.06,-127.44) (   0.77,-130.87)  389.55                80