Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 11 20.  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)
 11/20/2020   06:42:39   (  -0.21,-127.60) (  -0.13,-127.14)   51.50                80
 11/22/2020   06:30:29   (  -0.22,-127.67) (   0.54,-124.20)  395.72                80
 11/22/2020   18:49:04   (   0.21,-127.65) (   0.59,-129.34)  193.41                80
 11/24/2020   18:39:34   (   0.21,-127.72) (  -0.08,-126.40)  150.68                80
 11/25/2020   06:58:19   (  -0.20,-127.78) (  -0.99,-131.60)  433.50                80
 11/26/2020   18:27:23   (   0.22,-127.79) (  -0.70,-123.44)  494.42                80
 11/27/2020   06:46:08   (  -0.21,-127.85) (  -0.37,-128.64)   89.83                80
 11/29/2020   06:36:37   (  -0.21,-127.92) (   0.26,-125.69)  253.28                80
 11/29/2020   18:55:13   (   0.20,-127.89) (   0.81,-130.85)  336.02                80
 12/01/2020   18:45:42   (   0.20,-127.95) (   0.19,-127.89)    6.21                80
 12/03/2020   18:33:31   (   0.21,-128.00) (  -0.44,-124.94)  347.83                80