Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 8 23.  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)
 08/23/2020   06:48:36   (   0.00,-127.78) (  -0.19,-128.68)  101.80                80
 08/25/2020   06:33:46   (   0.00,-127.70) (   0.45,-125.72)  225.47                80
 08/25/2020   18:55:00   (   0.00,-127.66) (   0.69,-130.87)  365.01                80
 08/27/2020   18:42:50   (   0.01,-127.58) (   0.05,-127.92)   38.51                80
 08/29/2020   18:33:20   (   0.01,-127.49) (  -0.53,-124.96)  287.85                80
 08/30/2020   06:54:43   (  -0.01,-127.48) (  -0.60,-130.14)  302.61                80
 09/01/2020   06:39:53   (  -0.01,-127.39) (   0.05,-127.19)   23.45                80
 09/03/2020   06:27:42   (  -0.00,-127.30) (   0.64,-124.23)  349.35                80
 09/03/2020   18:48:58   (   0.01,-127.25) (   0.45,-129.39)  241.96                80
 09/05/2020   18:39:27   (   0.01,-127.16) (  -0.14,-126.42)   83.77                80