Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 11 22.  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)
 11/23/2020   07:11:05   (   0.04,-137.23) (   0.50,-135.00)  252.34                80
 11/23/2020   19:35:00   (  -0.04,-137.22) (   0.57,-140.17)  334.17                80
 11/25/2020   19:20:10   (  -0.04,-137.24) (  -0.04,-137.21)    3.26                80
 11/27/2020   19:07:59   (  -0.04,-137.25) (  -0.67,-134.25)  340.14                80
 11/28/2020   07:32:02   (   0.03,-137.25) (  -0.46,-139.44)  249.41                80
 11/30/2020   07:17:11   (   0.03,-137.25) (   0.16,-136.48)   86.63                80
 12/02/2020   07:05:00   (   0.03,-137.24) (   0.79,-133.53)  421.72                80
 12/02/2020   19:26:16   (  -0.02,-137.23) (   0.28,-138.69)  165.75                80
 12/04/2020   19:16:45   (  -0.02,-137.21) (  -0.35,-135.74)  168.48                80
 12/05/2020   07:38:09   (   0.01,-137.21) (  -0.77,-140.92)  421.64                80