Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2021 10 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)
 10/27/2021   19:20:16   (  -0.04,-137.23) (  -0.07,-137.23)    2.96                80
 10/29/2021   19:10:44   (  -0.03,-137.22) (  -0.66,-134.26)  335.96                80
 10/30/2021   07:32:08   (   0.03,-137.21) (  -0.46,-139.45)  255.39                80
 11/01/2021   07:17:17   (   0.03,-137.20) (   0.20,-136.50)   79.76                80
 11/03/2021   07:05:05   (   0.03,-137.18) (   0.80,-133.54)  414.22                80
 11/03/2021   19:26:19   (  -0.03,-137.18) (   0.32,-138.69)  171.91                80
 11/05/2021   19:16:49   (  -0.03,-137.15) (  -0.35,-135.74)  161.57                80
 11/06/2021   07:38:12   (   0.02,-137.14) (  -0.77,-140.93)  430.30                80
 11/07/2021   19:04:37   (  -0.02,-137.12) (  -0.96,-132.78)  494.06                80
 11/08/2021   07:26:00   (   0.02,-137.10) (  -0.15,-137.97)   98.01                80