Q81938530

low-mass star in the constellation Ursa Major

Thing low_mass_star Q81938530

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Q81938530

Summary

Q81938530 is a low-mass star^[1].

Key Facts

Q81938530's instance of is recorded as low-mass star^[2].
Q81938530's constellation is recorded as Ursa Major^[3].
Q81938530's spectral class is recorded as M8V^[4].
Q81938530's catalog code is recorded as 2MASS J09381115+4913012^[5].
Q81938530's catalog code is recorded as SDSS J093811.13+491301.3^[6].
Q81938530's catalog code is recorded as SDSS J093811.13+491301.2^[7].
Q81938530's catalog code is recorded as Gaia DR2 825951691676529920^[8].
Q81938530's redshift is recorded as {'unit': '1', 'amount': '-0.00024'}^[9].
Q81938530's apparent magnitude is recorded as {'unit': '1', 'amount': '+23.565'}^[10].
Q81938530's apparent magnitude is recorded as {'unit': '1', 'amount': '+22.587'}^[11].
Q81938530's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.620'}^[12].
Q81938530's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.189'}^[13].
Q81938530's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.551'}^[14].
Q81938530's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.170'}^[15].
Q81938530's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.751'}^[16].
Q81938530's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.126'}^[17].
Q81938530's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.3404'}^[18].
Q81938530's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+21.6094'}^[19].
Q81938530's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-3'}^[20].
Q81938530's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+46.2762'}^[21].
Q81938530's SIMBAD ID is recorded as 2MASS J09381115+4913012^[22].
Q81938530's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+144.54647511530630'}^[23].
Q81938530's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+49.21700272402230'}^[24].
Q81938530's epoch is recorded as J2000.0^[25].
Q81938530's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+33.783'}^[26].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +23.565, unit: 1, amount: +22.587, unit: 1, amount: +20.620, unit: 1, amount: +14.189, unit: 1, amount: +13.551, unit: 1, amount: +13.170, unit: 1, amount: +17.751, unit: 1, amount: +16.126, unit: 1, amount: +18.3404

Catalog code 2MASS J09381115+4913012, SDSS J093811.13+491301.3, SDSS J093811.13+491301.2, Gaia DR2 825951691676529920

Constellation Ursa Major

Declination unit: www.wikidata.org, amount: +49.21700272402230

Declination component of proper motion unit: www.wikidata.org, amount: +33.783

Distance from earth unit: www.wikidata.org, amount: +46.2762

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +21.6094

Radial velocity unit: www.wikidata.org, amount: -3

Redshift unit: 1, amount: -0.00024

Right ascension unit: www.wikidata.org, amount: +144.54647511530630

Right ascension component of proper motion unit: www.wikidata.org, amount: -96.968

Spectral class M8V

External References (2)

Gaia id 825951691676529920

Simbad id 2MASS J09381115+4913012

References

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

Direct Wikidata claims

[2] ↑ Q81938530 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81938530 — constellation (P59): Ursa Major. wikidata.org.
[4] ↑ Q81938530 — spectral class (P215): M8V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81938530 — catalog code (P528): 2MASS J09381115+4913012. SIMBAD. wikidata.org.
[6] ↑ Q81938530 — catalog code (P528): SDSS J093811.13+491301.3. SIMBAD. wikidata.org.
[7] ↑ Q81938530 — catalog code (P528): SDSS J093811.13+491301.2. SIMBAD. wikidata.org.
[8] ↑ Q81938530 — catalog code (P528): Gaia DR2 825951691676529920. SIMBAD. wikidata.org.
[9] ↑ Q81938530 — redshift (P1090): {'unit': '1', 'amount': '-0.00024'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[10] ↑ Q81938530 — apparent magnitude (P1215): {'unit': '1', 'amount': '+23.565'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q81938530 — apparent magnitude (P1215): {'unit': '1', 'amount': '+22.587'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q81938530 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.620'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[13] ↑ Q81938530 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.189'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[14] ↑ Q81938530 — apparent magnitude (P1215): {'unit': '1', 'amount': '+13.551'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q81938530 — apparent magnitude (P1215): {'unit': '1', 'amount': '+13.170'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q81938530 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.751'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[17] ↑ Q81938530 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.126'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[18] ↑ Q81938530 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.3404'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q81938530 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+21.6094'}. Gaia Data Release 2. wikidata.org.
[20] ↑ Q81938530 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-3'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[21] ↑ Q81938530 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+46.2762'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q81938530 — SIMBAD ID (P3083): 2MASS J09381115+4913012. wikidata.org.
[23] ↑ Q81938530 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+144.54647511530630'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81938530 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+49.21700272402230'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81938530 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81938530 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+33.783'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81938530 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). Q81938530. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81938530

MLA “Q81938530.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81938530.

BibTeX

@misc{4ortxyz_q81938530_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81938530}}, year = {2026}, url = {https://4ort.xyz/entity/q81938530}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81938530 — https://4ort.xyz/entity/q81938530 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81938530 · Last refreshed: May 7, 2026