Q81764512

low-mass star in the constellation Cetus

Thing low_mass_star Q81764512

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Q81764512

Summary

Q81764512 is a low-mass star^[1].

Key Facts

Q81764512's instance of is recorded as low-mass star^[2].
Q81764512's constellation is recorded as Cetus^[3].
Q81764512's spectral class is recorded as M3V^[4].
Q81764512's catalog code is recorded as 2MASS J02194517-0013059^[5].
Q81764512's catalog code is recorded as SDSS J021945.19-001305.7^[6].
Q81764512's catalog code is recorded as SDSS J021945.17-001305.8^[7].
Q81764512's catalog code is recorded as Gaia DR2 2500754947298086400^[8].
Q81764512's apparent magnitude is recorded as {'unit': '1', 'amount': '+25.647'}^[9].
Q81764512's apparent magnitude is recorded as {'unit': '1', 'amount': '+21.624'}^[10].
Q81764512's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.019'}^[11].
Q81764512's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.737'}^[12].
Q81764512's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.089'}^[13].
Q81764512's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.609'}^[14].
Q81764512's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.890'}^[15].
Q81764512's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.4852'}^[16].
Q81764512's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.3026'}^[17].
Q81764512's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-47'}^[18].
Q81764512's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+646.4'}^[19].
Q81764512's SIMBAD ID is recorded as 2MASS J02194517-0013059^[20].
Q81764512's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+34.93829589436500'}^[21].
Q81764512's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.21825502085240'}^[22].
Q81764512's epoch is recorded as J2000.0^[23].
Q81764512's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-21.990'}^[24].
Q81764512's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+18.606'}^[25].
Q81764512's Gaia ID is recorded as 2500754947298086400^[26].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +25.647, unit: 1, amount: +21.624, unit: 1, amount: +20.019, unit: 1, amount: +18.737, unit: 1, amount: +18.089, unit: 1, amount: +16.609, unit: 1, amount: +15.890, unit: 1, amount: +19.4852

Catalog code 2MASS J02194517-0013059, SDSS J021945.19-001305.7, SDSS J021945.17-001305.8, Gaia DR2 2500754947298086400

Constellation Cetus

Declination unit: www.wikidata.org, amount: -0.21825502085240

Declination component of proper motion unit: www.wikidata.org, amount: -21.990

Distance from earth unit: www.wikidata.org, amount: +646.4

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +1.3026

Radial velocity unit: www.wikidata.org, amount: -47

Right ascension unit: www.wikidata.org, amount: +34.93829589436500

Right ascension component of proper motion unit: www.wikidata.org, amount: +18.606

Spectral class M3V

External References (2)

Gaia id 2500754947298086400

Simbad id 2MASS J02194517-0013059

References

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

Direct Wikidata claims

[2] ↑ Q81764512 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81764512 — constellation (P59): Cetus. wikidata.org.
[4] ↑ Q81764512 — spectral class (P215): M3V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81764512 — catalog code (P528): 2MASS J02194517-0013059. SIMBAD. wikidata.org.
[6] ↑ Q81764512 — catalog code (P528): SDSS J021945.19-001305.7. SIMBAD. wikidata.org.
[7] ↑ Q81764512 — catalog code (P528): SDSS J021945.17-001305.8. SIMBAD. wikidata.org.
[8] ↑ Q81764512 — catalog code (P528): Gaia DR2 2500754947298086400. SIMBAD. wikidata.org.
[9] ↑ Q81764512 — apparent magnitude (P1215): {'unit': '1', 'amount': '+25.647'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[10] ↑ Q81764512 — apparent magnitude (P1215): {'unit': '1', 'amount': '+21.624'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q81764512 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.019'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q81764512 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.737'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[13] ↑ Q81764512 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.089'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[14] ↑ Q81764512 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.609'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q81764512 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.890'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q81764512 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.4852'}. Gaia Data Release 2. wikidata.org.
[17] ↑ Q81764512 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.3026'}. Gaia Data Release 2. wikidata.org.
[18] ↑ Q81764512 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-47'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[19] ↑ Q81764512 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+646.4'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[20] ↑ Q81764512 — SIMBAD ID (P3083): 2MASS J02194517-0013059. wikidata.org.
[21] ↑ Q81764512 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+34.93829589436500'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q81764512 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.21825502085240'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81764512 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81764512 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-21.990'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81764512 — right ascension component of proper motion (P10752): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+18.606'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81764512 — Gaia ID (P13228): 2500754947298086400. wikidata.org.

Class ancestry

[1] ↑ Q81764512 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). Q81764512. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81764512

MLA “Q81764512.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81764512.

BibTeX

@misc{4ortxyz_q81764512_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81764512}}, year = {2026}, url = {https://4ort.xyz/entity/q81764512}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81764512 — https://4ort.xyz/entity/q81764512 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81764512 · Last refreshed: May 7, 2026