Q81769365

low-mass star in the constellation Cetus

Thing low_mass_star Q81769365

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Q81769365

Summary

Q81769365 is a low-mass star^[1].

Key Facts

Q81769365's instance of is recorded as low-mass star^[2].
Q81769365's constellation is recorded as Cetus^[3].
Q81769365's spectral class is recorded as M4V^[4].
Q81769365's catalog code is recorded as 2MASS J02540392+0048561^[5].
Q81769365's catalog code is recorded as SDSS J025403.91+004855.9^[6].
Q81769365's catalog code is recorded as SDSS J025403.92+004856.0^[7].
Q81769365's catalog code is recorded as Gaia DR2 2498344753386061056^[8].
Q81769365's apparent magnitude is recorded as {'unit': '1', 'amount': '+21.739'}^[9].
Q81769365's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.629'}^[10].
Q81769365's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.305'}^[11].
Q81769365's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.711'}^[12].
Q81769365's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.321'}^[13].
Q81769365's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.113'}^[14].
Q81769365's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.576'}^[15].
Q81769365's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.739'}^[16].
Q81769365's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.3449'}^[17].
Q81769365's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+7.5184'}^[18].
Q81769365's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-4'}^[19].
Q81769365's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+133.0070'}^[20].
Q81769365's SIMBAD ID is recorded as 2MASS J02540392+0048561^[21].
Q81769365's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+43.51628896770170'}^[22].
Q81769365's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+0.81558707303850'}^[23].
Q81769365's epoch is recorded as J2000.0^[24].
Q81769365's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-72.295'}^[25].
Q81769365's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+85.397'}^[26].

⭐ Popularity Graph

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +21.739, unit: 1, amount: +19.629, unit: 1, amount: +14.305, unit: 1, amount: +13.711, unit: 1, amount: +13.321, unit: 1, amount: +18.113, unit: 1, amount: +16.576, unit: 1, amount: +15.739, unit: 1, amount: +17.3449

Catalog code 2MASS J02540392+0048561, SDSS J025403.91+004855.9, SDSS J025403.92+004856.0, Gaia DR2 2498344753386061056

Constellation Cetus

Declination unit: www.wikidata.org, amount: +0.81558707303850

Declination component of proper motion unit: www.wikidata.org, amount: -72.295

Distance from earth unit: www.wikidata.org, amount: +133.0070

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +7.5184

Radial velocity unit: www.wikidata.org, amount: -4

Right ascension unit: www.wikidata.org, amount: +43.51628896770170

Right ascension component of proper motion unit: www.wikidata.org, amount: +85.397

Spectral class M4V

External References (2)

Gaia id 2498344753386061056

Simbad id 2MASS J02540392+0048561

References

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

Direct Wikidata claims

[2] ↑ Q81769365 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81769365 — constellation (P59): Cetus. wikidata.org.
[4] ↑ Q81769365 — spectral class (P215): M4V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81769365 — catalog code (P528): 2MASS J02540392+0048561. SIMBAD. wikidata.org.
[6] ↑ Q81769365 — catalog code (P528): SDSS J025403.91+004855.9. SIMBAD. wikidata.org.
[7] ↑ Q81769365 — catalog code (P528): SDSS J025403.92+004856.0. SIMBAD. wikidata.org.
[8] ↑ Q81769365 — catalog code (P528): Gaia DR2 2498344753386061056. SIMBAD. wikidata.org.
[9] ↑ Q81769365 — apparent magnitude (P1215): {'unit': '1', 'amount': '+21.739'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[10] ↑ Q81769365 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.629'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q81769365 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.305'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[12] ↑ Q81769365 — apparent magnitude (P1215): {'unit': '1', 'amount': '+13.711'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[13] ↑ Q81769365 — apparent magnitude (P1215): {'unit': '1', 'amount': '+13.321'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[14] ↑ Q81769365 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.113'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[15] ↑ Q81769365 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.576'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[16] ↑ Q81769365 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.739'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[17] ↑ Q81769365 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.3449'}. Gaia Data Release 2. wikidata.org.
[18] ↑ Q81769365 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+7.5184'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q81769365 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-4'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[20] ↑ Q81769365 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+133.0070'}. Gaia Data Release 2. wikidata.org.
[21] ↑ Q81769365 — SIMBAD ID (P3083): 2MASS J02540392+0048561. wikidata.org.
[22] ↑ Q81769365 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+43.51628896770170'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81769365 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+0.81558707303850'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81769365 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81769365 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-72.295'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81769365 — right ascension component of proper motion (P10752): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+85.397'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81769365 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). Q81769365. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81769365

MLA “Q81769365.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81769365.

BibTeX

@misc{4ortxyz_q81769365_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81769365}}, year = {2026}, url = {https://4ort.xyz/entity/q81769365}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81769365 — https://4ort.xyz/entity/q81769365 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81769365 · Last refreshed: May 7, 2026