Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 8 30.  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)
 08/30/2020   19:16:33   (  -0.03,-137.20) (  -0.36,-135.73)  166.85                80
 08/31/2020   07:35:16   (   0.04,-137.20) (  -0.78,-140.92)  423.76                80
 09/02/2020   07:23:06   (   0.04,-137.19) (  -0.13,-137.97)   88.38                80
 09/04/2020   07:10:56   (   0.04,-137.18) (   0.53,-135.02)  246.82                80
 09/04/2020   19:32:11   (  -0.04,-137.18) (   0.61,-140.16)  339.94                80
 09/06/2020   19:20:01   (  -0.04,-137.17) (  -0.04,-137.22)    5.60                80
 09/08/2020   19:10:30   (  -0.03,-137.14) (  -0.64,-134.25)  328.48                80
 09/09/2020   07:31:55   (   0.03,-137.14) (  -0.43,-139.45)  262.47                80
 09/11/2020   07:17:28   (   0.03,-137.11) (   0.17,-136.49)   70.34                56