Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 9 26.  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)
 09/26/2020   06:34:47   (  -0.08,-128.40) (   0.45,-125.74)  302.48                30
 09/26/2020   18:57:53   (   0.09,-128.36) (   0.62,-130.90)  288.41                80
 09/28/2020   18:43:02   (   0.09,-128.38) (   0.00,-127.94)   49.82                80
 09/30/2020   18:30:51   (   0.09,-128.40) (  -0.62,-124.98)  387.94                80
 10/01/2020   06:54:56   (  -0.10,-128.45) (  -0.44,-130.18)  196.30                80
 10/03/2020   06:40:05   (  -0.10,-128.47) (   0.19,-127.23)  141.50                80
 10/03/2020   19:04:00   (   0.11,-128.42) (   0.95,-132.37)  449.75                80
 10/05/2020   06:27:54   (  -0.10,-128.48) (   0.82,-124.27)  478.77                80
 10/05/2020   18:51:49   (   0.11,-128.43) (   0.31,-129.42)  112.62                80
 10/07/2020   18:36:58   (   0.11,-128.43) (  -0.32,-126.46)  223.87                80
 10/08/2020   07:01:02   (  -0.12,-128.48) (  -0.79,-131.65)  360.75                80