Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 7 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  LANDSAT-8 Lat/Lon    Distance(km)  Time Diff(sec)
 07/27/2020   07:07:16   (   0.02,-137.19) (   0.83,-133.53)  416.86                80
 07/27/2020   19:25:50   (  -0.02,-137.19) (   0.30,-138.68)  169.29                80
 07/29/2020   19:16:19   (  -0.01,-137.18) (  -0.32,-135.72)  165.65                80
 07/30/2020   07:37:43   (  -0.02,-137.17) (  -0.82,-140.91)  424.81                80
 08/01/2020   07:25:32   (  -0.01,-137.15) (  -0.20,-137.95)   91.19                80
 08/03/2020   07:10:41   (  -0.00,-137.12) (   0.43,-134.99)  242.30                80
 08/03/2020   19:31:57   (   0.00,-137.12) (   0.64,-140.15)  344.43                80
 08/05/2020   19:19:46   (   0.00,-137.09) (   0.02,-137.19)   11.17                80
 08/07/2020   19:10:15   (  -0.00,-137.06) (  -0.61,-134.23)  321.84                80
 08/08/2020   07:31:39   (   0.00,-137.05) (  -0.52,-139.42)  269.54                80