Q81761320

low-mass star in the constellation Cetus

Thing low_mass_star Q81761320

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Q81761320

Summary

Q81761320 is a low-mass star^[1].

Key Facts

Q81761320's instance of is recorded as low-mass star^[2].
Q81761320's constellation is recorded as Cetus^[3].
Q81761320's spectral class is recorded as M4V^[4].
Q81761320's catalog code is recorded as 2MASS J02015626+0102491^[5].
Q81761320's catalog code is recorded as SDSS J020156.26+010249.3^[6].
Q81761320's catalog code is recorded as SDSS J020156.27+010249.3^[7].
Q81761320's catalog code is recorded as SDSS J020156.27+010249.4^[8].
Q81761320's catalog code is recorded as Gaia DR2 2508264375493110272^[9].
Q81761320's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.293'}^[10].
Q81761320's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.934'}^[11].
Q81761320's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.322'}^[12].
Q81761320's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.093'}^[13].
Q81761320's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.594'}^[14].
Q81761320's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.348'}^[15].
Q81761320's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.045'}^[16].
Q81761320's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.332'}^[17].
Q81761320's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.7550'}^[18].
Q81761320's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+4.3713'}^[19].
Q81761320's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+51'}^[20].
Q81761320's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+228.7649'}^[21].
Q81761320's SIMBAD ID is recorded as 2MASS J02015626+0102491^[22].
Q81761320's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+30.48437821277950'}^[23].
Q81761320's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+1.04698636465090'}^[24].
Q81761320's epoch is recorded as J2000.0^[25].
Q81761320's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+8.056'}^[26].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +20.293, unit: 1, amount: +13.934, unit: 1, amount: +13.322, unit: 1, amount: +13.093, unit: 1, amount: +18.594, unit: 1, amount: +17.348, unit: 1, amount: +16.045, unit: 1, amount: +15.332, unit: 1, amount: +16.7550

Catalog code 2MASS J02015626+0102491, SDSS J020156.26+010249.3, SDSS J020156.27+010249.3, SDSS J020156.27+010249.4, Gaia DR2 2508264375493110272

Constellation Cetus

Declination unit: www.wikidata.org, amount: +1.04698636465090

Declination component of proper motion unit: www.wikidata.org, amount: +8.056

Distance from earth unit: www.wikidata.org, amount: +228.7649

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +4.3713

Radial velocity unit: www.wikidata.org, amount: +51

Right ascension unit: www.wikidata.org, amount: +30.48437821277950

Right ascension component of proper motion unit: www.wikidata.org, amount: +78.340

Spectral class M4V

External References (2)

Gaia id 2508264375493110272

Simbad id 2MASS J02015626+0102491

References

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

Direct Wikidata claims

[2] ↑ Q81761320 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81761320 — constellation (P59): Cetus. wikidata.org.
[4] ↑ Q81761320 — spectral class (P215): M4V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81761320 — catalog code (P528): 2MASS J02015626+0102491. SIMBAD. wikidata.org.
[6] ↑ Q81761320 — catalog code (P528): SDSS J020156.26+010249.3. SIMBAD. wikidata.org.
[7] ↑ Q81761320 — catalog code (P528): SDSS J020156.27+010249.3. SIMBAD. wikidata.org.
[8] ↑ Q81761320 — catalog code (P528): SDSS J020156.27+010249.4. SIMBAD. wikidata.org.
[9] ↑ Q81761320 — catalog code (P528): Gaia DR2 2508264375493110272. SIMBAD. wikidata.org.
[10] ↑ Q81761320 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.293'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q81761320 — apparent magnitude (P1215): {'unit': '1', 'amount': '+13.934'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[12] ↑ Q81761320 — apparent magnitude (P1215): {'unit': '1', 'amount': '+13.322'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[13] ↑ Q81761320 — apparent magnitude (P1215): {'unit': '1', 'amount': '+13.093'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[14] ↑ Q81761320 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.594'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[15] ↑ Q81761320 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.348'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[16] ↑ Q81761320 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.045'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[17] ↑ Q81761320 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.332'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[18] ↑ Q81761320 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.7550'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q81761320 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+4.3713'}. Gaia Data Release 2. wikidata.org.
[20] ↑ Q81761320 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+51'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[21] ↑ Q81761320 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+228.7649'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q81761320 — SIMBAD ID (P3083): 2MASS J02015626+0102491. wikidata.org.
[23] ↑ Q81761320 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+30.48437821277950'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81761320 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+1.04698636465090'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81761320 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81761320 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+8.056'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81761320 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). Q81761320. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81761320

MLA “Q81761320.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81761320.

BibTeX

@misc{4ortxyz_q81761320_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81761320}}, year = {2026}, url = {https://4ort.xyz/entity/q81761320}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81761320 — https://4ort.xyz/entity/q81761320 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81761320 · Last refreshed: May 7, 2026