Q81755388

low-mass star in the constellation Cetus

Thing low_mass_star Q81755388

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Q81755388

Summary

Q81755388 is a low-mass star^[1].

Key Facts

Q81755388's instance of is recorded as low-mass star^[2].
Q81755388's constellation is recorded as Cetus^[3].
Q81755388's spectral class is recorded as M2V^[4].
Q81755388's catalog code is recorded as 2MASS J02541329-0015185^[5].
Q81755388's catalog code is recorded as SDSS J025413.30-001518.8^[6].
Q81755388's catalog code is recorded as SDSS J025413.31-001519.0^[7].
Q81755388's catalog code is recorded as Gaia DR2 2497941988532350848^[8].
Q81755388's apparent magnitude is recorded as {'unit': '1', 'amount': '+23.875'}^[9].
Q81755388's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.955'}^[10].
Q81755388's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.535'}^[11].
Q81755388's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.548'}^[12].
Q81755388's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.028'}^[13].
Q81755388's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.273'}^[14].
Q81755388's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.703'}^[15].
Q81755388's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.2632'}^[16].
Q81755388's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+2.1622'}^[17].
Q81755388's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+60'}^[18].
Q81755388's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+998.1'}^[19].
Q81755388's SIMBAD ID is recorded as 2MASS J02541329-0015185^[20].
Q81755388's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+43.55543388763350'}^[21].
Q81755388's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.25524848981390'}^[22].
Q81755388's epoch is recorded as J2000.0^[23].
Q81755388's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-10.799'}^[24].
Q81755388's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+29.058'}^[25].
Q81755388's Gaia ID is recorded as 2497941988532350848^[26].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +23.875, unit: 1, amount: +20.955, unit: 1, amount: +19.535, unit: 1, amount: +18.548, unit: 1, amount: +18.028, unit: 1, amount: +16.273, unit: 1, amount: +16.703, unit: 1, amount: +19.2632

Catalog code 2MASS J02541329-0015185, SDSS J025413.30-001518.8, SDSS J025413.31-001519.0, Gaia DR2 2497941988532350848

Constellation Cetus

Declination unit: www.wikidata.org, amount: -0.25524848981390

Declination component of proper motion unit: www.wikidata.org, amount: -10.799

Distance from earth unit: www.wikidata.org, amount: +998.1

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +2.1622

Radial velocity unit: www.wikidata.org, amount: +60

Right ascension unit: www.wikidata.org, amount: +43.55543388763350

Right ascension component of proper motion unit: www.wikidata.org, amount: +29.058

Spectral class M2V

External References (2)

Gaia id 2497941988532350848

Simbad id 2MASS J02541329-0015185

References

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

Direct Wikidata claims

[2] ↑ Q81755388 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81755388 — constellation (P59): Cetus. wikidata.org.
[4] ↑ Q81755388 — spectral class (P215): M2V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81755388 — catalog code (P528): 2MASS J02541329-0015185. SIMBAD. wikidata.org.
[6] ↑ Q81755388 — catalog code (P528): SDSS J025413.30-001518.8. SIMBAD. wikidata.org.
[7] ↑ Q81755388 — catalog code (P528): SDSS J025413.31-001519.0. SIMBAD. wikidata.org.
[8] ↑ Q81755388 — catalog code (P528): Gaia DR2 2497941988532350848. SIMBAD. wikidata.org.
[9] ↑ Q81755388 — apparent magnitude (P1215): {'unit': '1', 'amount': '+23.875'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[10] ↑ Q81755388 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.955'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q81755388 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.535'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q81755388 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.548'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[13] ↑ Q81755388 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.028'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[14] ↑ Q81755388 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.273'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q81755388 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.703'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q81755388 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.2632'}. Gaia Data Release 2. wikidata.org.
[17] ↑ Q81755388 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+2.1622'}. Gaia Data Release 2. wikidata.org.
[18] ↑ Q81755388 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+60'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[19] ↑ Q81755388 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+998.1'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[20] ↑ Q81755388 — SIMBAD ID (P3083): 2MASS J02541329-0015185. wikidata.org.
[21] ↑ Q81755388 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+43.55543388763350'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q81755388 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.25524848981390'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81755388 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81755388 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-10.799'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81755388 — right ascension component of proper motion (P10752): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+29.058'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81755388 — Gaia ID (P13228): 2497941988532350848. wikidata.org.

Class ancestry

[1] ↑ Q81755388 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). Q81755388. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81755388

MLA “Q81755388.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81755388.

BibTeX

@misc{4ortxyz_q81755388_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81755388}}, year = {2026}, url = {https://4ort.xyz/entity/q81755388}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81755388 — https://4ort.xyz/entity/q81755388 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81755388 · Last refreshed: May 7, 2026