Q81945558

low-mass star in the constellation Ursa Major

Thing low_mass_star Q81945558

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Q81945558

Summary

Q81945558 is a low-mass star^[1].

Key Facts

Q81945558's instance of is recorded as low-mass star^[2].
Q81945558's constellation is recorded as Ursa Major^[3].
Q81945558's spectral class is recorded as M2V^[4].
Q81945558's catalog code is recorded as 2MASS J09204259+4606104^[5].
Q81945558's catalog code is recorded as SDSS J092042.60+460610.4^[6].
Q81945558's catalog code is recorded as SDSS J092042.59+460610.4^[7].
Q81945558's catalog code is recorded as SDSS J092042.60+460610.5^[8].
Q81945558's catalog code is recorded as Gaia DR2 819392971673881728^[9].
Q81945558's redshift is recorded as {'unit': '1', 'amount': '-0.00005'}^[10].
Q81945558's apparent magnitude is recorded as {'unit': '1', 'amount': '+21.953'}^[11].
Q81945558's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.151'}^[12].
Q81945558's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.803'}^[13].
Q81945558's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.208'}^[14].
Q81945558's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.119'}^[15].
Q81945558's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.622'}^[16].
Q81945558's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.674'}^[17].
Q81945558's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.104'}^[18].
Q81945558's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.3256'}^[19].
Q81945558's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+3.8334'}^[20].
Q81945558's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-9'}^[21].
Q81945558's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+260.8650'}^[22].
Q81945558's SIMBAD ID is recorded as 2MASS J09204259+4606104^[23].
Q81945558's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+140.17746598473930'}^[24].
Q81945558's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+46.10287652624370'}^[25].
Q81945558'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: +21.953, unit: 1, amount: +19.151, unit: 1, amount: +14.803, unit: 1, amount: +14.208, unit: 1, amount: +14.119, unit: 1, amount: +17.622, unit: 1, amount: +16.674, unit: 1, amount: +16.104, unit: 1, amount: +17.3256

Catalog code 2MASS J09204259+4606104, SDSS J092042.60+460610.4, SDSS J092042.59+460610.4, SDSS J092042.60+460610.5, Gaia DR2 819392971673881728

Constellation Ursa Major

Declination unit: www.wikidata.org, amount: +46.10287652624370

Declination component of proper motion unit: www.wikidata.org, amount: +26.683

Distance from earth unit: www.wikidata.org, amount: +260.8650

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +3.8334

Radial velocity unit: www.wikidata.org, amount: -9

Redshift unit: 1, amount: -0.00005

Right ascension unit: www.wikidata.org, amount: +140.17746598473930

Right ascension component of proper motion unit: www.wikidata.org, amount: +22.388

Spectral class M2V

External References (2)

Gaia id 819392971673881728

Simbad id 2MASS J09204259+4606104

References

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

Direct Wikidata claims

[2] ↑ Q81945558 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81945558 — constellation (P59): Ursa Major. wikidata.org.
[4] ↑ Q81945558 — spectral class (P215): M2V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81945558 — catalog code (P528): 2MASS J09204259+4606104. SIMBAD. wikidata.org.
[6] ↑ Q81945558 — catalog code (P528): SDSS J092042.60+460610.4. SIMBAD. wikidata.org.
[7] ↑ Q81945558 — catalog code (P528): SDSS J092042.59+460610.4. SIMBAD. wikidata.org.
[8] ↑ Q81945558 — catalog code (P528): SDSS J092042.60+460610.5. SIMBAD. wikidata.org.
[9] ↑ Q81945558 — catalog code (P528): Gaia DR2 819392971673881728. SIMBAD. wikidata.org.
[10] ↑ Q81945558 — redshift (P1090): {'unit': '1', 'amount': '-0.00005'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[11] ↑ Q81945558 — apparent magnitude (P1215): {'unit': '1', 'amount': '+21.953'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q81945558 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.151'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[13] ↑ Q81945558 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.803'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[14] ↑ Q81945558 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.208'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q81945558 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.119'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q81945558 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.622'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[17] ↑ Q81945558 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.674'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[18] ↑ Q81945558 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.104'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[19] ↑ Q81945558 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.3256'}. Gaia Data Release 2. wikidata.org.
[20] ↑ Q81945558 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+3.8334'}. Gaia Data Release 2. wikidata.org.
[21] ↑ Q81945558 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-9'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[22] ↑ Q81945558 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+260.8650'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81945558 — SIMBAD ID (P3083): 2MASS J09204259+4606104. wikidata.org.
[24] ↑ Q81945558 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+140.17746598473930'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81945558 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+46.10287652624370'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81945558 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81945558 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). Q81945558. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81945558

MLA “Q81945558.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81945558.

BibTeX

@misc{4ortxyz_q81945558_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81945558}}, year = {2026}, url = {https://4ort.xyz/entity/q81945558}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81945558 — https://4ort.xyz/entity/q81945558 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81945558 · Last refreshed: May 7, 2026