Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 10 12.  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)
 10/12/2020   18:57:54   (   0.14,-128.39) (   0.67,-130.89)  283.45                80
 10/14/2020   18:43:04   (   0.14,-128.38) (   0.03,-127.93)   51.21                80
 10/16/2020   18:30:52   (   0.14,-128.36) (  -0.55,-124.96)  385.45                80
 10/17/2020   06:54:56   (  -0.14,-128.38) (  -0.50,-130.17)  202.02                80
 10/19/2020   06:40:04   (  -0.15,-128.36) (   0.09,-127.20)  131.61                80
 10/19/2020   19:04:00   (   0.15,-128.32) (   0.98,-132.36)  458.58                80
 10/21/2020   06:27:53   (  -0.15,-128.33) (   0.74,-124.25)  464.65                80
 10/21/2020   18:51:48   (   0.16,-128.29) (   0.39,-129.39)  125.72                80
 10/23/2020   18:36:56   (   0.16,-128.25) (  -0.20,-126.43)  206.85                80
 10/24/2020   06:58:20   (  -0.17,-128.27) (  -0.91,-131.62)  381.22                80
 10/26/2020   06:46:09   (  -0.17,-128.23) (  -0.25,-128.67)   48.80                80