Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 10 20.  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)
 10/20/2020   07:25:56   (   0.04,-137.20) (  -0.13,-137.97)   87.69                80
 10/22/2020   07:11:06   (   0.04,-137.18) (   0.52,-135.01)  246.92                80
 10/22/2020   19:32:20   (  -0.04,-137.17) (   0.61,-140.16)  340.30                80
 10/24/2020   19:20:09   (  -0.03,-137.15) (  -0.05,-137.21)    6.92                80
 10/26/2020   19:10:37   (  -0.02,-137.13) (  -0.64,-134.25)  327.89                80
 10/27/2020   07:32:01   (   0.02,-137.13) (  -0.47,-139.44)  262.60                80
 10/29/2020   07:17:09   (   0.02,-137.10) (   0.13,-136.47)   71.03                80
 10/31/2020   07:04:58   (   0.02,-137.07) (   0.80,-133.52)  404.01                80
 10/31/2020   19:26:13   (  -0.02,-137.06) (   0.33,-138.67)  183.72                80
 11/02/2020   19:16:41   (  -0.02,-137.02) (  -0.27,-135.71)  148.44                80