Q81764597

low-mass star in the constellation Cetus

Thing low_mass_star Q81764597

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Q81764597

Summary

Q81764597 is a low-mass star^[1].

Key Facts

Q81764597's instance of is recorded as low-mass star^[2].
Q81764597's constellation is recorded as Cetus^[3].
Q81764597's spectral class is recorded as M3V^[4].
Q81764597's catalog code is recorded as 2MASS J02211519-0027494^[5].
Q81764597's catalog code is recorded as SDSS J022115.19-002749.3^[6].
Q81764597's catalog code is recorded as SDSS J022115.20-002749.3^[7].
Q81764597's catalog code is recorded as Gaia DR2 2500685197029396352^[8].
Q81764597's apparent magnitude is recorded as {'unit': '1', 'amount': '+22.767'}^[9].
Q81764597's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.727'}^[10].
Q81764597's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.292'}^[11].
Q81764597's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.392'}^[12].
Q81764597's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.239'}^[13].
Q81764597's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.075'}^[14].
Q81764597's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.552'}^[15].
Q81764597's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.060'}^[16].
Q81764597's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.8449'}^[17].
Q81764597's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+2.0082'}^[18].
Q81764597's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+126'}^[19].
Q81764597's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+485.2'}^[20].
Q81764597's SIMBAD ID is recorded as 2MASS J02211519-0027494^[21].
Q81764597's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+35.31332452201970'}^[22].
Q81764597's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.46369300598790'}^[23].
Q81764597's epoch is recorded as J2000.0^[24].
Q81764597's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-19.300'}^[25].
Q81764597's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+7.847'}^[26].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +22.767, unit: 1, amount: +20.727, unit: 1, amount: +19.292, unit: 1, amount: +17.392, unit: 1, amount: +16.239, unit: 1, amount: +18.075, unit: 1, amount: +15.552, unit: 1, amount: +15.060, unit: 1, amount: +18.8449

Catalog code 2MASS J02211519-0027494, SDSS J022115.19-002749.3, SDSS J022115.20-002749.3, Gaia DR2 2500685197029396352

Constellation Cetus

Declination unit: www.wikidata.org, amount: -0.46369300598790

Declination component of proper motion unit: www.wikidata.org, amount: -19.300

Distance from earth unit: www.wikidata.org, amount: +485.2

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +2.0082

Radial velocity unit: www.wikidata.org, amount: +126

Right ascension unit: www.wikidata.org, amount: +35.31332452201970

Right ascension component of proper motion unit: www.wikidata.org, amount: +7.847

Spectral class M3V

External References (2)

Gaia id 2500685197029396352

Simbad id 2MASS J02211519-0027494

References

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

Direct Wikidata claims

[2] ↑ Q81764597 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81764597 — constellation (P59): Cetus. wikidata.org.
[4] ↑ Q81764597 — spectral class (P215): M3V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81764597 — catalog code (P528): 2MASS J02211519-0027494. SIMBAD. wikidata.org.
[6] ↑ Q81764597 — catalog code (P528): SDSS J022115.19-002749.3. SIMBAD. wikidata.org.
[7] ↑ Q81764597 — catalog code (P528): SDSS J022115.20-002749.3. SIMBAD. wikidata.org.
[8] ↑ Q81764597 — catalog code (P528): Gaia DR2 2500685197029396352. SIMBAD. wikidata.org.
[9] ↑ Q81764597 — apparent magnitude (P1215): {'unit': '1', 'amount': '+22.767'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[10] ↑ Q81764597 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.727'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q81764597 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.292'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q81764597 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.392'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[13] ↑ Q81764597 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.239'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[14] ↑ Q81764597 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.075'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[15] ↑ Q81764597 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.552'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q81764597 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.060'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[17] ↑ Q81764597 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.8449'}. Gaia Data Release 2. wikidata.org.
[18] ↑ Q81764597 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+2.0082'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q81764597 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+126'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[20] ↑ Q81764597 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+485.2'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[21] ↑ Q81764597 — SIMBAD ID (P3083): 2MASS J02211519-0027494. wikidata.org.
[22] ↑ Q81764597 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+35.31332452201970'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81764597 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.46369300598790'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81764597 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81764597 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-19.300'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81764597 — right ascension component of proper motion (P10752): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+7.847'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81764597 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). Q81764597. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81764597

MLA “Q81764597.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81764597.

BibTeX

@misc{4ortxyz_q81764597_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81764597}}, year = {2026}, url = {https://4ort.xyz/entity/q81764597}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81764597 — https://4ort.xyz/entity/q81764597 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81764597 · Last refreshed: May 7, 2026