Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 8 22.  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)
 08/22/2020   18:27:11   (  -0.01,-127.79) (  -0.91,-123.48)  488.87                80
 08/23/2020   06:48:36   (   0.00,-127.78) (  -0.17,-128.68)  101.89                80
 08/25/2020   06:33:45   (   0.00,-127.70) (   0.40,-125.72)  225.34                80
 08/25/2020   18:55:01   (   0.00,-127.66) (   0.68,-130.87)  365.18                80
 08/27/2020   18:42:50   (   0.01,-127.58) (   0.11,-127.91)   38.76                80
 08/29/2020   18:33:20   (   0.00,-127.49) (  -0.53,-124.96)  287.54                80
 08/30/2020   06:54:44   (  -0.01,-127.48) (  -0.61,-130.14)  302.93                80
 09/01/2020   06:39:54   (  -0.01,-127.39) (   0.03,-127.19)   22.99                80
 09/03/2020   06:27:44   (  -0.00,-127.30) (   0.67,-124.24)  348.83                80
 09/03/2020   18:48:59   (   0.01,-127.25) (   0.49,-129.38)  242.53                80