Q81763844

low-mass star in the constellation Cetus

Thing low_mass_star Q81763844

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Q81763844

Summary

Q81763844 is a low-mass star^[1].

Key Facts

Q81763844's instance of is recorded as low-mass star^[2].
Q81763844's constellation is recorded as Cetus^[3].
Q81763844's spectral class is recorded as M2V^[4].
Q81763844's catalog code is recorded as 2MASS J01394544-0020013^[5].
Q81763844's catalog code is recorded as SDSS J013945.42-002001.1^[6].
Q81763844's catalog code is recorded as Gaia DR2 2509032586228045824^[7].
Q81763844's apparent magnitude is recorded as {'unit': '1', 'amount': '+24.061'}^[8].
Q81763844's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.968'}^[9].
Q81763844's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.512'}^[10].
Q81763844's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.577'}^[11].
Q81763844's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.006'}^[12].
Q81763844's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.494'}^[13].
Q81763844's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.827'}^[14].
Q81763844's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.2625'}^[15].
Q81763844's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.2495'}^[16].
Q81763844's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+50'}^[17].
Q81763844's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+986.4'}^[18].
Q81763844's SIMBAD ID is recorded as 2MASS J01394544-0020013^[19].
Q81763844's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+24.93925121134610'}^[20].
Q81763844's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.33362488357050'}^[21].
Q81763844's epoch is recorded as J2000.0^[22].
Q81763844's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-8.029'}^[23].
Q81763844's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+5.955'}^[24].
Q81763844's Gaia ID is recorded as 2509032586228045824^[25].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +24.061, unit: 1, amount: +20.968, unit: 1, amount: +19.512, unit: 1, amount: +18.577, unit: 1, amount: +18.006, unit: 1, amount: +16.494, unit: 1, amount: +16.827, unit: 1, amount: +19.2625

Catalog code 2MASS J01394544-0020013, SDSS J013945.42-002001.1, Gaia DR2 2509032586228045824

Constellation Cetus

Declination unit: www.wikidata.org, amount: -0.33362488357050

Declination component of proper motion unit: www.wikidata.org, amount: -8.029

Distance from earth unit: www.wikidata.org, amount: +986.4

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +0.2495

Radial velocity unit: www.wikidata.org, amount: +50

Right ascension unit: www.wikidata.org, amount: +24.93925121134610

Right ascension component of proper motion unit: www.wikidata.org, amount: +5.955

Spectral class M2V

External References (2)

Gaia id 2509032586228045824

Simbad id 2MASS J01394544-0020013

References

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

Direct Wikidata claims

[2] ↑ Q81763844 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81763844 — constellation (P59): Cetus. wikidata.org.
[4] ↑ Q81763844 — spectral class (P215): M2V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81763844 — catalog code (P528): 2MASS J01394544-0020013. SIMBAD. wikidata.org.
[6] ↑ Q81763844 — catalog code (P528): SDSS J013945.42-002001.1. SIMBAD. wikidata.org.
[7] ↑ Q81763844 — catalog code (P528): Gaia DR2 2509032586228045824. SIMBAD. wikidata.org.
[8] ↑ Q81763844 — apparent magnitude (P1215): {'unit': '1', 'amount': '+24.061'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[9] ↑ Q81763844 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.968'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[10] ↑ Q81763844 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.512'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q81763844 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.577'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q81763844 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.006'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[13] ↑ Q81763844 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.494'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[14] ↑ Q81763844 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.827'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q81763844 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.2625'}. Gaia Data Release 2. wikidata.org.
[16] ↑ Q81763844 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.2495'}. Gaia Data Release 2. wikidata.org.
[17] ↑ Q81763844 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+50'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[18] ↑ Q81763844 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+986.4'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[19] ↑ Q81763844 — SIMBAD ID (P3083): 2MASS J01394544-0020013. wikidata.org.
[20] ↑ Q81763844 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+24.93925121134610'}. Gaia Data Release 2. wikidata.org.
[21] ↑ Q81763844 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.33362488357050'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q81763844 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81763844 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-8.029'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81763844 — right ascension component of proper motion (P10752): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+5.955'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81763844 — Gaia ID (P13228): 2509032586228045824. wikidata.org.

Class ancestry

[1] ↑ Q81763844 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). Q81763844. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81763844

MLA “Q81763844.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81763844.

BibTeX

@misc{4ortxyz_q81763844_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81763844}}, year = {2026}, url = {https://4ort.xyz/entity/q81763844}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81763844 — https://4ort.xyz/entity/q81763844 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81763844 · Last refreshed: May 7, 2026