Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 7 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)
 07/20/2020   07:00:38   (   0.00,-128.40) (  -0.68,-131.67)  371.81                80
 07/22/2020   06:48:27   (   0.00,-128.41) (  -0.07,-128.71)   34.59                80
 07/24/2020   06:33:37   (   0.00,-128.41) (   0.59,-125.76)  302.43                80
 07/24/2020   18:54:52   (  -0.01,-128.40) (   0.54,-130.91)  285.68                80
 07/26/2020   18:45:22   (  -0.01,-128.40) (  -0.13,-127.96)   51.06                80
 07/28/2020   18:33:11   (  -0.01,-128.40) (  -0.74,-125.00)  387.03                80
 07/29/2020   06:54:35   (   0.01,-128.42) (  -0.39,-130.18)  201.12                80
 07/31/2020   06:39:45   (   0.01,-128.41) (   0.29,-127.24)  134.11                80
 07/31/2020   19:01:00   (  -0.01,-128.38) (   0.85,-132.38)  455.34                80
 08/02/2020   06:27:34   (   0.01,-128.40) (   0.90,-124.28)  468.94                80
 08/02/2020   18:48:49   (  -0.02,-128.37) (   0.24,-129.42)  120.48                80