Q81943118

low-mass star in the constellation Ursa Major

Thing low_mass_star Q81943118

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Q81943118

Summary

Q81943118 is a low-mass star^[1].

Key Facts

Q81943118's instance of is recorded as low-mass star^[2].
Q81943118's constellation is recorded as Ursa Major^[3].
Q81943118's spectral class is recorded as M2V^[4].
Q81943118's catalog code is recorded as 2MASS J08574031+5411579^[5].
Q81943118's catalog code is recorded as SDSS J085740.29+541157.3^[6].
Q81943118's catalog code is recorded as SDSS J085740.30+541157.3^[7].
Q81943118's catalog code is recorded as SDSS J085740.31+541157.3^[8].
Q81943118's catalog code is recorded as Gaia DR2 1029817846300670336^[9].
Q81943118's redshift is recorded as {'unit': '1', 'amount': '-0.00006'}^[10].
Q81943118's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.735'}^[11].
Q81943118's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.687'}^[12].
Q81943118's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.648'}^[13].
Q81943118's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.993'}^[14].
Q81943118's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.481'}^[15].
Q81943118's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.734'}^[16].
Q81943118's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.091'}^[17].
Q81943118's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.83'}^[18].
Q81943118's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.6469'}^[19].
Q81943118's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.4949'}^[20].
Q81943118's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+8'}^[21].
Q81943118's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+978.1'}^[22].
Q81943118's SIMBAD ID is recorded as 2MASS J08574031+5411579^[23].
Q81943118's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+134.41793209763210'}^[24].
Q81943118's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+54.19924149670250'}^[25].
Q81943118's epoch is recorded as J2000.0^[26].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +20.735, unit: 1, amount: +18.687, unit: 1, amount: +17.648, unit: 1, amount: +16.993, unit: 1, amount: +16.481, unit: 1, amount: +16.734, unit: 1, amount: +16.091, unit: 1, amount: +15.83, unit: 1, amount: +19.6469

Catalog code 2MASS J08574031+5411579, SDSS J085740.29+541157.3, SDSS J085740.30+541157.3, SDSS J085740.31+541157.3, Gaia DR2 1029817846300670336

Constellation Ursa Major

Declination unit: www.wikidata.org, amount: +54.19924149670250

Declination component of proper motion unit: www.wikidata.org, amount: -7.800

Distance from earth unit: www.wikidata.org, amount: +978.1

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +1.4949

Radial velocity unit: www.wikidata.org, amount: +8

Redshift unit: 1, amount: -0.00006

Right ascension unit: www.wikidata.org, amount: +134.41793209763210

Right ascension component of proper motion unit: www.wikidata.org, amount: -2.901

Spectral class M2V

External References (2)

Gaia id 1029817846300670336

Simbad id 2MASS J08574031+5411579

References

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

Direct Wikidata claims

[2] ↑ Q81943118 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81943118 — constellation (P59): Ursa Major. wikidata.org.
[4] ↑ Q81943118 — spectral class (P215): M2V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81943118 — catalog code (P528): 2MASS J08574031+5411579. SIMBAD. wikidata.org.
[6] ↑ Q81943118 — catalog code (P528): SDSS J085740.29+541157.3. SIMBAD. wikidata.org.
[7] ↑ Q81943118 — catalog code (P528): SDSS J085740.30+541157.3. SIMBAD. wikidata.org.
[8] ↑ Q81943118 — catalog code (P528): SDSS J085740.31+541157.3. SIMBAD. wikidata.org.
[9] ↑ Q81943118 — catalog code (P528): Gaia DR2 1029817846300670336. SIMBAD. wikidata.org.
[10] ↑ Q81943118 — redshift (P1090): {'unit': '1', 'amount': '-0.00006'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[11] ↑ Q81943118 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.735'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q81943118 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.687'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[13] ↑ Q81943118 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.648'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[14] ↑ Q81943118 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.993'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[15] ↑ Q81943118 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.481'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[16] ↑ Q81943118 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.734'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[17] ↑ Q81943118 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.091'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[18] ↑ Q81943118 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.83'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[19] ↑ Q81943118 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.6469'}. Gaia Data Release 2. wikidata.org.
[20] ↑ Q81943118 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.4949'}. Gaia Data Release 2. wikidata.org.
[21] ↑ Q81943118 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+8'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[22] ↑ Q81943118 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+978.1'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[23] ↑ Q81943118 — SIMBAD ID (P3083): 2MASS J08574031+5411579. wikidata.org.
[24] ↑ Q81943118 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+134.41793209763210'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81943118 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+54.19924149670250'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81943118 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81943118 is an instance of low-mass star (Q12795622) [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). Q81943118. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81943118

MLA “Q81943118.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81943118.

BibTeX

@misc{4ortxyz_q81943118_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81943118}}, year = {2026}, url = {https://4ort.xyz/entity/q81943118}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81943118 — https://4ort.xyz/entity/q81943118 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81943118 · Last refreshed: May 7, 2026