Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 8 23.  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)
 08/23/2020   19:10:23   (  -0.03,-137.17) (  -0.66,-134.25)  333.02                80
 08/24/2020   07:29:07   (   0.03,-137.16) (  -0.48,-139.43)  258.39                80
 08/26/2020   07:19:37   (   0.02,-137.14) (   0.16,-136.48)   75.55                80
 08/28/2020   07:07:27   (   0.02,-137.12) (   0.81,-133.53)  408.72                80
 08/28/2020   19:26:02   (  -0.02,-137.12) (   0.34,-138.68)  178.03                80
 08/30/2020   19:16:32   (  -0.02,-137.09) (  -0.31,-135.72)  154.81                80
 08/31/2020   07:37:56   (   0.01,-137.07) (  -0.82,-140.91)  436.80                80
 09/01/2020   19:04:21   (  -0.01,-137.05) (  -0.90,-132.76)  487.44                80
 09/02/2020   07:25:46   (   0.01,-137.04) (  -0.17,-137.96)  104.28                80
 09/04/2020   07:10:55   (   0.01,-137.00) (   0.42,-135.00)  227.90                80
 09/04/2020   19:32:11   (  -0.01,-137.00) (   0.67,-140.15)  359.11                80