Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2021 10 22.  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)
 10/23/2021   07:26:02   (   0.05,-137.21) (  -0.14,-137.98)   87.48                80
 10/25/2021   07:11:11   (   0.04,-137.22) (   0.50,-135.02)  249.96                80
 10/25/2021   19:32:27   (  -0.04,-137.23) (   0.56,-140.19)  335.82                80
 10/27/2021   19:22:55   (  -0.04,-137.23) (  -0.02,-137.22)    1.54                80
 10/29/2021   19:10:44   (  -0.03,-137.23) (  -0.68,-134.27)  336.72                80
 10/30/2021   07:32:08   (   0.03,-137.22) (  -0.44,-139.46)  254.02                80
 11/01/2021   07:17:16   (   0.02,-137.21) (   0.16,-136.49)   81.36                80
 11/03/2021   07:05:05   (   0.02,-137.20) (   0.82,-133.54)  416.07                80
 11/03/2021   19:26:20   (  -0.02,-137.19) (   0.30,-138.69)  170.54                80