Q81947979

low-mass star in the constellation Ursa Major

Thing low_mass_star Q81947979

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Q81947979

Summary

Q81947979 is a low-mass star^[1].

Key Facts

Q81947979's instance of is recorded as low-mass star^[2].
Q81947979's constellation is recorded as Ursa Major^[3].
Q81947979's spectral class is recorded as M9V^[4].
Q81947979's catalog code is recorded as 2MASS J09435145+5149144^[5].
Q81947979's catalog code is recorded as SDSS J094351.44+514914.5^[6].
Q81947979's catalog code is recorded as SDSS J094351.45+514914.6^[7].
Q81947979's catalog code is recorded as Gaia DR2 1020102664635771264^[8].
Q81947979's redshift is recorded as {'unit': '1', 'amount': '-0.00008'}^[9].
Q81947979's apparent magnitude is recorded as {'unit': '1', 'amount': '+23.400'}^[10].
Q81947979's apparent magnitude is recorded as {'unit': '1', 'amount': '+22.991'}^[11].
Q81947979's apparent magnitude is recorded as {'unit': '1', 'amount': '+21.536'}^[12].
Q81947979's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.941'}^[13].
Q81947979's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.442'}^[14].
Q81947979's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.344'}^[15].
Q81947979's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.749'}^[16].
Q81947979's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.539'}^[17].
Q81947979's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.6042'}^[18].
Q81947979's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+7.2308'}^[19].
Q81947979's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+38'}^[20].
Q81947979's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+138.2973'}^[21].
Q81947979's SIMBAD ID is recorded as 2MASS J09435145+5149144^[22].
Q81947979's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+145.96442071602000'}^[23].
Q81947979's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+51.82073194746520'}^[24].
Q81947979's epoch is recorded as J2000.0^[25].
Q81947979's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-24.441'}^[26].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +23.400, unit: 1, amount: +22.991, unit: 1, amount: +21.536, unit: 1, amount: +18.941, unit: 1, amount: +17.442, unit: 1, amount: +15.344, unit: 1, amount: +14.749, unit: 1, amount: +14.539, unit: 1, amount: +19.6042

Catalog code 2MASS J09435145+5149144, SDSS J094351.44+514914.5, SDSS J094351.45+514914.6, Gaia DR2 1020102664635771264

Constellation Ursa Major

Declination unit: www.wikidata.org, amount: +51.82073194746520

Declination component of proper motion unit: www.wikidata.org, amount: -24.441

Distance from earth unit: www.wikidata.org, amount: +138.2973

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +7.2308

Radial velocity unit: www.wikidata.org, amount: +38

Redshift unit: 1, amount: -0.00008

Right ascension unit: www.wikidata.org, amount: +145.96442071602000

Right ascension component of proper motion unit: www.wikidata.org, amount: -54.706

Spectral class M9V

External References (2)

Gaia id 1020102664635771264

Simbad id 2MASS J09435145+5149144

References

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

Direct Wikidata claims

[2] ↑ Q81947979 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81947979 — constellation (P59): Ursa Major. wikidata.org.
[4] ↑ Q81947979 — spectral class (P215): M9V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81947979 — catalog code (P528): 2MASS J09435145+5149144. SIMBAD. wikidata.org.
[6] ↑ Q81947979 — catalog code (P528): SDSS J094351.44+514914.5. SIMBAD. wikidata.org.
[7] ↑ Q81947979 — catalog code (P528): SDSS J094351.45+514914.6. SIMBAD. wikidata.org.
[8] ↑ Q81947979 — catalog code (P528): Gaia DR2 1020102664635771264. SIMBAD. wikidata.org.
[9] ↑ Q81947979 — redshift (P1090): {'unit': '1', 'amount': '-0.00008'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[10] ↑ Q81947979 — apparent magnitude (P1215): {'unit': '1', 'amount': '+23.400'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q81947979 — apparent magnitude (P1215): {'unit': '1', 'amount': '+22.991'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q81947979 — apparent magnitude (P1215): {'unit': '1', 'amount': '+21.536'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[13] ↑ Q81947979 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.941'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[14] ↑ Q81947979 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.442'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[15] ↑ Q81947979 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.344'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q81947979 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.749'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[17] ↑ Q81947979 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.539'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[18] ↑ Q81947979 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.6042'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q81947979 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+7.2308'}. Gaia Data Release 2. wikidata.org.
[20] ↑ Q81947979 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+38'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[21] ↑ Q81947979 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+138.2973'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q81947979 — SIMBAD ID (P3083): 2MASS J09435145+5149144. wikidata.org.
[23] ↑ Q81947979 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+145.96442071602000'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81947979 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+51.82073194746520'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81947979 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81947979 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-24.441'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81947979 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). Q81947979. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81947979

MLA “Q81947979.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81947979.

BibTeX

@misc{4ortxyz_q81947979_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81947979}}, year = {2026}, url = {https://4ort.xyz/entity/q81947979}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81947979 — https://4ort.xyz/entity/q81947979 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81947979 · Last refreshed: May 7, 2026