Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2021 11 13.  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)
 11/14/2021   19:07:59   (  -0.04,-137.22) (  -0.65,-134.24)  337.45                80
 11/15/2021   07:32:03   (   0.04,-137.22) (  -0.46,-139.43)  252.33                80
 11/17/2021   07:17:11   (   0.04,-137.23) (   0.18,-136.48)   84.94                80
 11/19/2021   07:04:59   (   0.04,-137.22) (   0.83,-133.52)  421.54                80
 11/19/2021   19:26:14   (  -0.03,-137.22) (   0.28,-138.67)  165.01                80
 11/21/2021   19:16:42   (  -0.03,-137.21) (  -0.37,-135.71)  170.73                80
 11/22/2021   07:38:05   (   0.02,-137.21) (  -0.74,-140.90)  419.51                80
 11/24/2021   07:25:53   (   0.02,-137.19) (  -0.14,-137.94)   84.66                80
 11/26/2021   07:11:00   (   0.01,-137.17) (   0.45,-134.97)  249.67                80
 11/26/2021   19:32:15   (  -0.01,-137.16) (   0.60,-140.13)  337.68                80