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Barnard's Star Parallax, Sean Jackson
Barnard's Star Parallax, Sean Jackson

Barnard's Star Parallax

Barnard's Star Parallax, Sean Jackson
Barnard's Star Parallax, Sean Jackson

Barnard's Star Parallax

Description

Best fit ellipse showing the parallax of Barnard's Star over one year. This shows the overall path including proper motion.

Here are the numbers:
Proper motion estimate
mRA  = -0.765 arcsecs/year  (-0.802 on Gaia DR3)
mdec = 10.376 arcsecs/year  (10.362  on Gaia DR3)

Parallax ellipse estimate
major radius=  0.552 arcsecs    (0.547 on Gaia DR3)

Comments

Revisions

  • Barnard's Star Parallax, Sean Jackson
    Original
  • Final
    Barnard's Star Parallax, Sean Jackson
    C
  • Barnard's Star Parallax, Sean Jackson
    D

Histogram

Barnard's Star Parallax, Sean Jackson

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