21Sig Aur

21Sig Aur

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21Sig Aur is a K-type (Orange) star. It carries the designation 21Sig Aur.

Located approximately 467.3 light-years from Earth, 21Sig Aur resides within the broader disk of our Milky Way galaxy.

21Sig Aur is classified as a spectral class K star (K-type (Orange)) on the Harvard spectral classification system.

With an apparent magnitude of +5.02, 21Sig Aur sits near the limit of naked-eye visibility. It can be glimpsed without optical aid under dark skies, but binoculars will make observation much easier. Observers will note its red hue, which corresponds to a B-V color index of +1.445.

Physical Properties

Spectral Class K Class K — K-type (Orange)
Color Index (B−V) 1.445

Observation

Apparent Magnitude +5.02
Absolute Magnitude -0.76
Distance 467 ly

Position

Right Ascension 5h 24.65m
Declination 37° 23.12′

Frequently Asked Questions

What type of star is 21Sig Aur?
21Sig Aur is a Class K — K-type (Orange) star.
How far is 21Sig Aur from Earth?
21Sig Aur is approximately 467.3 light-years from Earth.
Can you see 21Sig Aur with the naked eye?
With an apparent magnitude of 5.02, 21Sig Aur is visible to the naked eye.