Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 8 18.  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)
 08/19/2020   07:13:28   (   0.02,-137.19) (   0.47,-135.00)  248.81                80
 08/19/2020   19:32:04   (  -0.03,-137.19) (   0.62,-140.16)  337.29                80
 08/21/2020   19:19:55   (  -0.03,-137.18) (  -0.02,-137.21)    2.56                80
 08/23/2020   19:10:26   (  -0.02,-137.17) (  -0.65,-134.26)  331.49                80
 08/24/2020   07:29:11   (   0.02,-137.16) (  -0.45,-139.45)  260.10                80
 08/26/2020   07:19:42   (   0.02,-137.14) (   0.15,-136.50)   72.88                80
 08/28/2020   07:04:53   (   0.01,-137.11) (   0.74,-133.54)  405.29                80
 08/28/2020   19:26:10   (  -0.00,-137.11) (   0.32,-138.71)  181.57                80
 08/30/2020   19:16:42   (  -0.00,-137.08) (  -0.31,-135.76)  149.90                80
 08/31/2020   07:35:27   (  -0.00,-137.06) (  -0.80,-140.96)  442.23                80