Q81766669

low-mass star in the constellation Cetus

Thing low_mass_star Q81766669

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Q81766669

Summary

Q81766669 is a low-mass star^[1].

Key Facts

Q81766669's instance of is recorded as low-mass star^[2].
Q81766669's constellation is recorded as Cetus^[3].
Q81766669's spectral class is recorded as M2V^[4].
Q81766669's catalog code is recorded as 2MASS J02520400+0022319^[5].
Q81766669's catalog code is recorded as SDSS J025204.00+002231.9^[6].
Q81766669's catalog code is recorded as Gaia DR2 2498212773335877632^[7].
Q81766669's apparent magnitude is recorded as {'unit': '1', 'amount': '+24.829'}^[8].
Q81766669's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.248'}^[9].
Q81766669's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.943'}^[10].
Q81766669's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.618'}^[11].
Q81766669's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.056'}^[12].
Q81766669's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.616'}^[13].
Q81766669's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.540'}^[14].
Q81766669's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.813'}^[15].
Q81766669's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.2888'}^[16].
Q81766669's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+2.4353'}^[17].
Q81766669's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+55'}^[18].
Q81766669's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+511.8'}^[19].
Q81766669's SIMBAD ID is recorded as 2MASS J02520400+0022319^[20].
Q81766669's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+43.01665400988440'}^[21].
Q81766669's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+0.37553805674820'}^[22].
Q81766669's epoch is recorded as J2000.0^[23].
Q81766669's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-24.083'}^[24].
Q81766669's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+16.002'}^[25].
Q81766669's Gaia ID is recorded as 2498212773335877632^[26].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +24.829, unit: 1, amount: +20.248, unit: 1, amount: +16.943, unit: 1, amount: +15.618, unit: 1, amount: +15.056, unit: 1, amount: +18.616, unit: 1, amount: +17.540, unit: 1, amount: +14.813, unit: 1, amount: +18.2888

Catalog code 2MASS J02520400+0022319, SDSS J025204.00+002231.9, Gaia DR2 2498212773335877632

Constellation Cetus

Declination unit: www.wikidata.org, amount: +0.37553805674820

Declination component of proper motion unit: www.wikidata.org, amount: -24.083

Distance from earth unit: www.wikidata.org, amount: +511.8

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +2.4353

Radial velocity unit: www.wikidata.org, amount: +55

Right ascension unit: www.wikidata.org, amount: +43.01665400988440

Right ascension component of proper motion unit: www.wikidata.org, amount: +16.002

Spectral class M2V

External References (2)

Gaia id 2498212773335877632

Simbad id 2MASS J02520400+0022319

References

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

Direct Wikidata claims

[2] ↑ Q81766669 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81766669 — constellation (P59): Cetus. wikidata.org.
[4] ↑ Q81766669 — spectral class (P215): M2V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81766669 — catalog code (P528): 2MASS J02520400+0022319. SIMBAD. wikidata.org.
[6] ↑ Q81766669 — catalog code (P528): SDSS J025204.00+002231.9. SIMBAD. wikidata.org.
[7] ↑ Q81766669 — catalog code (P528): Gaia DR2 2498212773335877632. SIMBAD. wikidata.org.
[8] ↑ Q81766669 — apparent magnitude (P1215): {'unit': '1', 'amount': '+24.829'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[9] ↑ Q81766669 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.248'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[10] ↑ Q81766669 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.943'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q81766669 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.618'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[12] ↑ Q81766669 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.056'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[13] ↑ Q81766669 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.616'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[14] ↑ Q81766669 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.540'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[15] ↑ Q81766669 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.813'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q81766669 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.2888'}. Gaia Data Release 2. wikidata.org.
[17] ↑ Q81766669 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+2.4353'}. Gaia Data Release 2. wikidata.org.
[18] ↑ Q81766669 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+55'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[19] ↑ Q81766669 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+511.8'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[20] ↑ Q81766669 — SIMBAD ID (P3083): 2MASS J02520400+0022319. wikidata.org.
[21] ↑ Q81766669 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+43.01665400988440'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q81766669 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+0.37553805674820'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81766669 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81766669 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-24.083'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81766669 — right ascension component of proper motion (P10752): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+16.002'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81766669 — Gaia ID (P13228): 2498212773335877632. wikidata.org.

Class ancestry

[1] ↑ Q81766669 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). Q81766669. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81766669

MLA “Q81766669.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81766669.

BibTeX

@misc{4ortxyz_q81766669_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81766669}}, year = {2026}, url = {https://4ort.xyz/entity/q81766669}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81766669 — https://4ort.xyz/entity/q81766669 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81766669 · Last refreshed: May 7, 2026