Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2021 11 8.  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)
 11/08/2021   07:26:00   (   0.04,-137.21) (  -0.13,-137.97)   86.49                80
 11/10/2021   07:11:08   (   0.03,-137.21) (   0.50,-135.01)  249.73                80
 11/10/2021   19:32:23   (  -0.03,-137.20) (   0.61,-140.16)  337.03                80
 11/12/2021   19:20:11   (  -0.02,-137.19) (  -0.02,-137.20)    1.08                80
 11/14/2021   19:10:39   (  -0.02,-137.19) (  -0.67,-134.25)  334.90                80
 11/15/2021   07:32:03   (   0.02,-137.19) (  -0.44,-139.44)  255.09                80
 11/17/2021   07:17:10   (   0.02,-137.18) (   0.15,-136.47)   80.38                80
 11/19/2021   07:04:58   (   0.02,-137.16) (   0.80,-133.51)  415.15                80
 11/19/2021   19:26:13   (  -0.01,-137.15) (   0.31,-138.66)  172.16                80
 11/21/2021   19:16:40   (  -0.01,-137.12) (  -0.29,-135.69)  161.78                80