Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 4 11.  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)
 04/11/2020   07:25:13   (  -0.03,-137.20) (  -0.19,-137.96)   86.25                80
 04/13/2020   07:10:21   (  -0.03,-137.19) (   0.42,-135.00)  248.41                80
 04/13/2020   19:31:37   (   0.03,-137.21) (   0.64,-140.17)  336.40                80
 04/15/2020   19:19:25   (   0.02,-137.19) (   0.04,-137.21)    2.51                80
 04/17/2020   19:09:54   (   0.02,-137.17) (  -0.62,-134.26)  331.34                80
 04/18/2020   07:31:18   (  -0.02,-137.15) (  -0.50,-139.45)  261.68                80
 04/20/2020   07:16:27   (  -0.02,-137.13) (   0.14,-136.51)   71.69                80
 04/22/2020   07:04:15   (  -0.02,-137.11) (   0.72,-133.55)  404.48                80
 04/22/2020   19:25:31   (   0.02,-137.12) (   0.35,-138.71)  181.12                80
 04/24/2020   19:16:00   (   0.02,-137.08) (  -0.28,-135.76)  150.77                80