Q81921128

spectroscopic binary in the constellation Ursa Major

Thing spectroscopic_binary Q81921128

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Q81921128

Summary

Q81921128 is a spectroscopic binary^[1].

Key Facts

Q81921128's instance of is recorded as spectroscopic binary^[2].
Q81921128's constellation is recorded as Ursa Major^[3].
Q81921128's spectral class is recorded as K4V^[4].
Q81921128's catalog code is recorded as SBC9 3744^[5].
Q81921128's catalog code is recorded as AC +50 547-135^[6].
Q81921128's catalog code is recorded as HIC 47899^[7].
Q81921128's catalog code is recorded as HIP 47899^[8].
Q81921128's catalog code is recorded as MCC 554^[9].
Q81921128's catalog code is recorded as 2MASS J09454425+5014082^[10].
Q81921128's catalog code is recorded as TYC 3439-96-1^[11].
Q81921128's catalog code is recorded as UCAC4 702-049772^[12].
Q81921128's catalog code is recorded as StKM 2-588^[13].
Q81921128's catalog code is recorded as Gaia DR1 827608621340009728^[14].
Q81921128's catalog code is recorded as Gaia DR2 827608625634836096^[15].
Q81921128's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.19'}^[16].
Q81921128's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.015'}^[17].
Q81921128's apparent magnitude is recorded as {'unit': '1', 'amount': '+8.395'}^[18].
Q81921128's apparent magnitude is recorded as {'unit': '1', 'amount': '+8.286'}^[19].
Q81921128's apparent magnitude is recorded as {'unit': '1', 'amount': '+12.37'}^[20].
Q81921128's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.687'}^[21].
Q81921128's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.698'}^[22].
Q81921128's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.646'}^[23].
Q81921128's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.221'}^[24].
Q81921128's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.6890'}^[25].
Q81921128's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+12.5780'}^[26].

Body

Definition and Type

Q81921128's instance of is recorded as spectroscopic binary^[2].

⭐ Popularity Graph

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Quick Facts

Instance of spectroscopic binary

Properties

Apparent magnitude unit: 1, amount: +11.19, unit: 1, amount: +9.015, unit: 1, amount: +8.395, unit: 1, amount: +8.286, unit: 1, amount: +12.37, unit: 1, amount: +10.687, unit: 1, amount: +11.698, unit: 1, amount: +10.646, unit: 1, amount: +10.221, unit: 1, amount: +10.6890

Catalog code SBC9 3744, AC +50 547-135, HIC 47899, HIP 47899, MCC 554, 2MASS J09454425+5014082, TYC 3439-96-1, UCAC4 702-049772, StKM 2-588, Gaia DR1 827608621340009728, Gaia DR2 827608625634836096

Constellation Ursa Major

Declination unit: www.wikidata.org, amount: +50.23563660063970

Declination component of proper motion unit: www.wikidata.org, amount: -12.277

Distance from earth unit: www.wikidata.org, amount: +79.5039

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +12.5780

Radial velocity unit: www.wikidata.org, amount: -18.94

Right ascension unit: www.wikidata.org, amount: +146.43441964059170

Right ascension component of proper motion unit: www.wikidata.org, amount: +7.689

Spectral class K4V

External References (3)

Aricns 05444

Gaia id 827608625636174720

Simbad id MCC 554

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

[2] ↑ Q81921128 — instance of (P31): spectroscopic binary. SIMBAD. wikidata.org.
[3] ↑ Q81921128 — constellation (P59): Ursa Major. wikidata.org.
[4] ↑ Q81921128 — spectral class (P215): K4V. Dwarf K and M stars of high proper motion found in a hemispheric survey. wikidata.org.
[5] ↑ Q81921128 — catalog code (P528): SBC9 3744. SIMBAD. wikidata.org.
[6] ↑ Q81921128 — catalog code (P528): AC +50 547-135. SIMBAD. wikidata.org.
[7] ↑ Q81921128 — catalog code (P528): HIC 47899. SIMBAD. wikidata.org.
[8] ↑ Q81921128 — catalog code (P528): HIP 47899. SIMBAD. wikidata.org.
[9] ↑ Q81921128 — catalog code (P528): MCC 554. SIMBAD. wikidata.org.
[10] ↑ Q81921128 — catalog code (P528): 2MASS J09454425+5014082. SIMBAD. wikidata.org.
[11] ↑ Q81921128 — catalog code (P528): TYC 3439-96-1. SIMBAD. wikidata.org.
[12] ↑ Q81921128 — catalog code (P528): UCAC4 702-049772. SIMBAD. wikidata.org.
[13] ↑ Q81921128 — catalog code (P528): StKM 2-588. SIMBAD. wikidata.org.
[14] ↑ Q81921128 — catalog code (P528): Gaia DR1 827608621340009728. SIMBAD. wikidata.org.
[15] ↑ Q81921128 — catalog code (P528): Gaia DR2 827608625634836096. SIMBAD. wikidata.org.
[16] ↑ Q81921128 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.19'}. The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
[17] ↑ Q81921128 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.015'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[18] ↑ Q81921128 — apparent magnitude (P1215): {'unit': '1', 'amount': '+8.395'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[19] ↑ Q81921128 — apparent magnitude (P1215): {'unit': '1', 'amount': '+8.286'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[20] ↑ Q81921128 — apparent magnitude (P1215): {'unit': '1', 'amount': '+12.37'}. The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
[21] ↑ Q81921128 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.687'}. Fourth USNO CCD Astrograph Catalog. wikidata.org.
[22] ↑ Q81921128 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.698'}. Fourth USNO CCD Astrograph Catalog. wikidata.org.
[23] ↑ Q81921128 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.646'}. Fourth USNO CCD Astrograph Catalog. wikidata.org.
[24] ↑ Q81921128 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.221'}. Fourth USNO CCD Astrograph Catalog. wikidata.org.
[25] ↑ Q81921128 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.6890'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81921128 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+12.5780'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81921128 is an instance of spectroscopic binary (Q1993624) [P31, primary]. Wikidata. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Q81921128. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81921128

MLA “Q81921128.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81921128.

BibTeX

@misc{4ortxyz_q81921128_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81921128}}, year = {2026}, url = {https://4ort.xyz/entity/q81921128}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81921128 — https://4ort.xyz/entity/q81921128 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81921128 · Last refreshed: May 7, 2026