Q81768253

low-mass star in the constellation Cetus

Thing low_mass_star Q81768253

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Q81768253

Summary

Q81768253 is a low-mass star^[1].

Key Facts

Q81768253's instance of is recorded as low-mass star^[2].
Q81768253's constellation is recorded as Cetus^[3].
Q81768253's spectral class is recorded as M4V^[4].
Q81768253's catalog code is recorded as 2MASS J02182718-0050254^[5].
Q81768253's catalog code is recorded as SDSS J021827.18-005025.1^[6].
Q81768253's catalog code is recorded as SDSS J021827.19-005025.2^[7].
Q81768253's catalog code is recorded as Gaia DR2 2494693412709060736^[8].
Q81768253's apparent magnitude is recorded as {'unit': '1', 'amount': '+22.989'}^[9].
Q81768253's apparent magnitude is recorded as {'unit': '1', 'amount': '+21.807'}^[10].
Q81768253's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.321'}^[11].
Q81768253's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.978'}^[12].
Q81768253's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.274'}^[13].
Q81768253's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.885'}^[14].
Q81768253's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.7603'}^[15].
Q81768253's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+2.6728'}^[16].
Q81768253's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+17'}^[17].
Q81768253's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+649.2'}^[18].
Q81768253's SIMBAD ID is recorded as 2MASS J02182718-0050254^[19].
Q81768253's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+34.61329455371710'}^[20].
Q81768253's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.84031884037650'}^[21].
Q81768253's epoch is recorded as J2000.0^[22].
Q81768253's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+1.767'}^[23].
Q81768253's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+13.016'}^[24].
Q81768253's Gaia ID is recorded as 2494693412709060736^[25].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +22.989, unit: 1, amount: +21.807, unit: 1, amount: +20.321, unit: 1, amount: +18.978, unit: 1, amount: +18.274, unit: 1, amount: +16.885, unit: 1, amount: +19.7603

Catalog code 2MASS J02182718-0050254, SDSS J021827.18-005025.1, SDSS J021827.19-005025.2, Gaia DR2 2494693412709060736

Constellation Cetus

Declination unit: www.wikidata.org, amount: -0.84031884037650

Declination component of proper motion unit: www.wikidata.org, amount: +1.767

Distance from earth unit: www.wikidata.org, amount: +649.2

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +2.6728

Radial velocity unit: www.wikidata.org, amount: +17

Right ascension unit: www.wikidata.org, amount: +34.61329455371710

Right ascension component of proper motion unit: www.wikidata.org, amount: +13.016

Spectral class M4V

External References (2)

Gaia id 2494693412709060736

Simbad id 2MASS J02182718-0050254

References

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

Direct Wikidata claims

[2] ↑ Q81768253 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81768253 — constellation (P59): Cetus. wikidata.org.
[4] ↑ Q81768253 — spectral class (P215): M4V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81768253 — catalog code (P528): 2MASS J02182718-0050254. SIMBAD. wikidata.org.
[6] ↑ Q81768253 — catalog code (P528): SDSS J021827.18-005025.1. SIMBAD. wikidata.org.
[7] ↑ Q81768253 — catalog code (P528): SDSS J021827.19-005025.2. SIMBAD. wikidata.org.
[8] ↑ Q81768253 — catalog code (P528): Gaia DR2 2494693412709060736. SIMBAD. wikidata.org.
[9] ↑ Q81768253 — apparent magnitude (P1215): {'unit': '1', 'amount': '+22.989'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[10] ↑ Q81768253 — apparent magnitude (P1215): {'unit': '1', 'amount': '+21.807'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q81768253 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.321'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q81768253 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.978'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[13] ↑ Q81768253 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.274'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[14] ↑ Q81768253 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.885'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q81768253 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.7603'}. Gaia Data Release 2. wikidata.org.
[16] ↑ Q81768253 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+2.6728'}. Gaia Data Release 2. wikidata.org.
[17] ↑ Q81768253 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+17'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[18] ↑ Q81768253 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+649.2'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[19] ↑ Q81768253 — SIMBAD ID (P3083): 2MASS J02182718-0050254. wikidata.org.
[20] ↑ Q81768253 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+34.61329455371710'}. Gaia Data Release 2. wikidata.org.
[21] ↑ Q81768253 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.84031884037650'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q81768253 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81768253 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+1.767'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81768253 — right ascension component of proper motion (P10752): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+13.016'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81768253 — Gaia ID (P13228): 2494693412709060736. wikidata.org.

Class ancestry

[1] ↑ Q81768253 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). Q81768253. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81768253

MLA “Q81768253.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81768253.

BibTeX

@misc{4ortxyz_q81768253_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81768253}}, year = {2026}, url = {https://4ort.xyz/entity/q81768253}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81768253 — https://4ort.xyz/entity/q81768253 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81768253 · Last refreshed: May 7, 2026