Q81941000

low-mass star in the constellation Ursa Major

Thing low_mass_star Q81941000

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Q81941000

Summary

Q81941000 is a low-mass star^[1].

Key Facts

Q81941000's instance of is recorded as low-mass star^[2].
Q81941000's constellation is recorded as Ursa Major^[3].
Q81941000's spectral class is recorded as M7V^[4].
Q81941000's catalog code is recorded as 2MASS J09405720+5052051^[5].
Q81941000's catalog code is recorded as SDSS J094057.20+505204.8^[6].
Q81941000's catalog code is recorded as SDSS J094057.21+505204.8^[7].
Q81941000's catalog code is recorded as Gaia DR2 826395894374089984^[8].
Q81941000's redshift is recorded as {'unit': '1', 'amount': '-0.00014'}^[9].
Q81941000's apparent magnitude is recorded as {'unit': '1', 'amount': '+24.373'}^[10].
Q81941000's apparent magnitude is recorded as {'unit': '1', 'amount': '+22.937'}^[11].
Q81941000's apparent magnitude is recorded as {'unit': '1', 'amount': '+21.538'}^[12].
Q81941000's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.044'}^[13].
Q81941000's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.739'}^[14].
Q81941000's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.824'}^[15].
Q81941000's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.177'}^[16].
Q81941000's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.873'}^[17].
Q81941000's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.7774'}^[18].
Q81941000's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+8.6354'}^[19].
Q81941000's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+1'}^[20].
Q81941000's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+115.8024'}^[21].
Q81941000's SIMBAD ID is recorded as 2MASS J09405720+5052051^[22].
Q81941000's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+145.23841099583550'}^[23].
Q81941000's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+50.86806462545870'}^[24].
Q81941000's epoch is recorded as J2000.0^[25].
Q81941000's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-4.756'}^[26].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +24.373, unit: 1, amount: +22.937, unit: 1, amount: +21.538, unit: 1, amount: +19.044, unit: 1, amount: +17.739, unit: 1, amount: +15.824, unit: 1, amount: +15.177, unit: 1, amount: +14.873, unit: 1, amount: +19.7774

Catalog code 2MASS J09405720+5052051, SDSS J094057.20+505204.8, SDSS J094057.21+505204.8, Gaia DR2 826395894374089984

Constellation Ursa Major

Declination unit: www.wikidata.org, amount: +50.86806462545870

Declination component of proper motion unit: www.wikidata.org, amount: -4.756

Distance from earth unit: www.wikidata.org, amount: +115.8024

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +8.6354

Radial velocity unit: www.wikidata.org, amount: +1

Redshift unit: 1, amount: -0.00014

Right ascension unit: www.wikidata.org, amount: +145.23841099583550

Right ascension component of proper motion unit: www.wikidata.org, amount: -26.944

Spectral class M7V

External References (2)

Gaia id 826395894374089984

Simbad id 2MASS J09405720+5052051

References

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

Direct Wikidata claims

[2] ↑ Q81941000 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81941000 — constellation (P59): Ursa Major. wikidata.org.
[4] ↑ Q81941000 — spectral class (P215): M7V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81941000 — catalog code (P528): 2MASS J09405720+5052051. SIMBAD. wikidata.org.
[6] ↑ Q81941000 — catalog code (P528): SDSS J094057.20+505204.8. SIMBAD. wikidata.org.
[7] ↑ Q81941000 — catalog code (P528): SDSS J094057.21+505204.8. SIMBAD. wikidata.org.
[8] ↑ Q81941000 — catalog code (P528): Gaia DR2 826395894374089984. SIMBAD. wikidata.org.
[9] ↑ Q81941000 — redshift (P1090): {'unit': '1', 'amount': '-0.00014'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[10] ↑ Q81941000 — apparent magnitude (P1215): {'unit': '1', 'amount': '+24.373'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q81941000 — apparent magnitude (P1215): {'unit': '1', 'amount': '+22.937'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q81941000 — apparent magnitude (P1215): {'unit': '1', 'amount': '+21.538'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[13] ↑ Q81941000 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.044'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[14] ↑ Q81941000 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.739'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[15] ↑ Q81941000 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.824'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q81941000 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.177'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[17] ↑ Q81941000 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.873'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[18] ↑ Q81941000 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.7774'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q81941000 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+8.6354'}. Gaia Data Release 2. wikidata.org.
[20] ↑ Q81941000 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+1'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[21] ↑ Q81941000 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+115.8024'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q81941000 — SIMBAD ID (P3083): 2MASS J09405720+5052051. wikidata.org.
[23] ↑ Q81941000 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+145.23841099583550'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81941000 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+50.86806462545870'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81941000 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81941000 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-4.756'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81941000 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). Q81941000. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81941000

MLA “Q81941000.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81941000.

BibTeX

@misc{4ortxyz_q81941000_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81941000}}, year = {2026}, url = {https://4ort.xyz/entity/q81941000}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81941000 — https://4ort.xyz/entity/q81941000 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81941000 · Last refreshed: May 7, 2026