Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 8 13.  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)
 08/13/2020   18:33:13   (  -0.01,-128.10) (  -0.70,-124.97)  356.58                80
 08/14/2020   06:54:36   (   0.01,-128.10) (  -0.44,-130.16)  234.40                80
 08/16/2020   06:39:45   (   0.01,-128.03) (   0.19,-127.20)   94.33                80
 08/16/2020   19:01:00   (  -0.00,-128.00) (   0.94,-132.35)  495.23                80
 08/18/2020   06:27:35   (   0.01,-127.95) (   0.81,-124.24)  422.44                80
 08/18/2020   18:48:49   (  -0.01,-127.92) (   0.31,-129.39)  167.17                80
 08/20/2020   18:39:18   (  -0.02,-127.84) (  -0.31,-126.43)  160.53                80
 08/21/2020   07:00:42   (   0.01,-127.84) (  -0.82,-131.62)  430.18                80
 08/22/2020   18:27:07   (  -0.02,-127.76) (  -0.94,-123.47)  487.92                80
 08/23/2020   06:48:31   (   0.01,-127.76) (  -0.19,-128.66)  102.94                80
 08/25/2020   06:33:40   (   0.02,-127.67) (   0.43,-125.70)  223.79                80
 08/25/2020   18:54:55   (  -0.01,-127.63) (   0.70,-130.85)  366.87                80