Q81755778

low-mass star in the constellation Cetus

Thing low_mass_star Q81755778

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Q81755778

Summary

Q81755778 is a low-mass star^[1].

Key Facts

Q81755778's instance of is recorded as low-mass star^[2].
Q81755778's constellation is recorded as Cetus^[3].
Q81755778's spectral class is recorded as M2V^[4].
Q81755778's catalog code is recorded as 2MASS J02345819+0013431^[5].
Q81755778's catalog code is recorded as SDSS J023458.20+001343.0^[6].
Q81755778's catalog code is recorded as Gaia DR2 2500314421093018496^[7].
Q81755778's apparent magnitude is recorded as {'unit': '1', 'amount': '+23.634'}^[8].
Q81755778's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.299'}^[9].
Q81755778's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.259'}^[10].
Q81755778's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.930'}^[11].
Q81755778's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.277'}^[12].
Q81755778's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.772'}^[13].
Q81755778's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.817'}^[14].
Q81755778's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.161'}^[15].
Q81755778's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.9873'}^[16].
Q81755778's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.8945'}^[17].
Q81755778's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-8'}^[18].
Q81755778's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+671.4'}^[19].
Q81755778's SIMBAD ID is recorded as 2MASS J02345819+0013431^[20].
Q81755778's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+38.74250988575090'}^[21].
Q81755778's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+0.22866737451040'}^[22].
Q81755778's epoch is recorded as J2000.0^[23].
Q81755778's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+1.506'}^[24].
Q81755778's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-10.749'}^[25].
Q81755778's Gaia ID is recorded as 2500314425387452800^[26].

⭐ Popularity Graph

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +23.634, unit: 1, amount: +20.299, unit: 1, amount: +17.259, unit: 1, amount: +15.930, unit: 1, amount: +15.277, unit: 1, amount: +18.772, unit: 1, amount: +17.817, unit: 1, amount: +15.161, unit: 1, amount: +18.9873

Catalog code 2MASS J02345819+0013431, SDSS J023458.20+001343.0, Gaia DR2 2500314421093018496

Constellation Cetus

Declination unit: www.wikidata.org, amount: +0.22866737451040

Declination component of proper motion unit: www.wikidata.org, amount: +1.506

Distance from earth unit: www.wikidata.org, amount: +671.4

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +1.8945

Radial velocity unit: www.wikidata.org, amount: -8

Right ascension unit: www.wikidata.org, amount: +38.74250988575090

Right ascension component of proper motion unit: www.wikidata.org, amount: -10.749

Spectral class M2V

External References (2)

Gaia id 2500314425387452800

Simbad id 2MASS J02345819+0013431

References

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

Direct Wikidata claims

[2] ↑ Q81755778 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81755778 — constellation (P59): Cetus. wikidata.org.
[4] ↑ Q81755778 — spectral class (P215): M2V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81755778 — catalog code (P528): 2MASS J02345819+0013431. SIMBAD. wikidata.org.
[6] ↑ Q81755778 — catalog code (P528): SDSS J023458.20+001343.0. SIMBAD. wikidata.org.
[7] ↑ Q81755778 — catalog code (P528): Gaia DR2 2500314421093018496. SIMBAD. wikidata.org.
[8] ↑ Q81755778 — apparent magnitude (P1215): {'unit': '1', 'amount': '+23.634'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[9] ↑ Q81755778 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.299'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[10] ↑ Q81755778 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.259'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q81755778 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.930'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[12] ↑ Q81755778 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.277'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[13] ↑ Q81755778 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.772'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[14] ↑ Q81755778 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.817'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[15] ↑ Q81755778 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.161'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q81755778 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.9873'}. Gaia Data Release 2. wikidata.org.
[17] ↑ Q81755778 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.8945'}. Gaia Data Release 2. wikidata.org.
[18] ↑ Q81755778 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-8'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[19] ↑ Q81755778 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+671.4'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[20] ↑ Q81755778 — SIMBAD ID (P3083): 2MASS J02345819+0013431. wikidata.org.
[21] ↑ Q81755778 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+38.74250988575090'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q81755778 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+0.22866737451040'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81755778 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81755778 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+1.506'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81755778 — right ascension component of proper motion (P10752): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-10.749'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81755778 — Gaia ID (P13228): 2500314425387452800. wikidata.org.

Class ancestry

[1] ↑ Q81755778 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). Q81755778. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81755778

MLA “Q81755778.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81755778.

BibTeX

@misc{4ortxyz_q81755778_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81755778}}, year = {2026}, url = {https://4ort.xyz/entity/q81755778}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81755778 — https://4ort.xyz/entity/q81755778 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81755778 · Last refreshed: May 7, 2026