Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 4 26.  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)
 04/27/2020   07:25:05   (  -0.03,-137.20) (  -0.20,-137.97)   87.65                80
 04/29/2020   07:10:13   (  -0.03,-137.20) (   0.45,-135.02)  248.53                80
 04/29/2020   19:31:28   (   0.02,-137.20) (   0.66,-140.17)  337.79                80
 05/01/2020   19:19:16   (   0.02,-137.20) (   0.01,-137.22)    3.01                80
 05/03/2020   19:09:43   (   0.02,-137.19) (  -0.59,-134.26)  332.60                80
 05/04/2020   07:31:07   (  -0.01,-137.18) (  -0.51,-139.45)  258.29                80
 05/06/2020   07:16:15   (  -0.01,-137.17) (   0.15,-136.50)   76.22                80
 05/08/2020   07:04:02   (  -0.01,-137.15) (   0.75,-133.54)  409.92                80
 05/08/2020   19:25:17   (   0.01,-137.14) (   0.36,-138.69)  177.26                80