Q81755284

low-mass star in the constellation Cetus

Thing low_mass_star Q81755284

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Q81755284

Summary

Q81755284 is a low-mass star^[1].

Key Facts

Q81755284's instance of is recorded as low-mass star^[2].
Q81755284's constellation is recorded as Cetus^[3].
Q81755284's spectral class is recorded as M2V^[4].
Q81755284's catalog code is recorded as 2MASS J02500882-0030115^[5].
Q81755284's catalog code is recorded as SDSS J025008.82-003011.7^[6].
Q81755284's catalog code is recorded as SDSS J025008.83-003011.7^[7].
Q81755284's catalog code is recorded as Gaia DR2 2497731496480116736^[8].
Q81755284's apparent magnitude is recorded as {'unit': '1', 'amount': '+24.343'}^[9].
Q81755284's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.425'}^[10].
Q81755284's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.871'}^[11].
Q81755284's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.108'}^[12].
Q81755284's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.742'}^[13].
Q81755284's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.797'}^[14].
Q81755284's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.276'}^[15].
Q81755284's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.900'}^[16].
Q81755284's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.4627'}^[17].
Q81755284's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+2.4099'}^[18].
Q81755284's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+7'}^[19].
Q81755284's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+499.3'}^[20].
Q81755284's SIMBAD ID is recorded as 2MASS J02500882-0030115^[21].
Q81755284's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+42.53680241806520'}^[22].
Q81755284's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.50326885670140'}^[23].
Q81755284's epoch is recorded as J2000.0^[24].
Q81755284's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+3.232'}^[25].
Q81755284's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+3.489'}^[26].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +24.343, unit: 1, amount: +20.425, unit: 1, amount: +18.871, unit: 1, amount: +17.108, unit: 1, amount: +17.742, unit: 1, amount: +15.797, unit: 1, amount: +15.276, unit: 1, amount: +14.900, unit: 1, amount: +18.4627

Catalog code 2MASS J02500882-0030115, SDSS J025008.82-003011.7, SDSS J025008.83-003011.7, Gaia DR2 2497731496480116736

Constellation Cetus

Declination unit: www.wikidata.org, amount: -0.50326885670140

Declination component of proper motion unit: www.wikidata.org, amount: +3.232

Distance from earth unit: www.wikidata.org, amount: +499.3

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +2.4099

Radial velocity unit: www.wikidata.org, amount: +7

Right ascension unit: www.wikidata.org, amount: +42.53680241806520

Right ascension component of proper motion unit: www.wikidata.org, amount: +3.489

Spectral class M2V

External References (2)

Gaia id 2497731496480116736

Simbad id 2MASS J02500882-0030115

References

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

Direct Wikidata claims

[2] ↑ Q81755284 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81755284 — constellation (P59): Cetus. wikidata.org.
[4] ↑ Q81755284 — spectral class (P215): M2V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81755284 — catalog code (P528): 2MASS J02500882-0030115. SIMBAD. wikidata.org.
[6] ↑ Q81755284 — catalog code (P528): SDSS J025008.82-003011.7. SIMBAD. wikidata.org.
[7] ↑ Q81755284 — catalog code (P528): SDSS J025008.83-003011.7. SIMBAD. wikidata.org.
[8] ↑ Q81755284 — catalog code (P528): Gaia DR2 2497731496480116736. SIMBAD. wikidata.org.
[9] ↑ Q81755284 — apparent magnitude (P1215): {'unit': '1', 'amount': '+24.343'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[10] ↑ Q81755284 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.425'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q81755284 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.871'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q81755284 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.108'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[13] ↑ Q81755284 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.742'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[14] ↑ Q81755284 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.797'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q81755284 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.276'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q81755284 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.900'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[17] ↑ Q81755284 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.4627'}. Gaia Data Release 2. wikidata.org.
[18] ↑ Q81755284 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+2.4099'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q81755284 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+7'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[20] ↑ Q81755284 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+499.3'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[21] ↑ Q81755284 — SIMBAD ID (P3083): 2MASS J02500882-0030115. wikidata.org.
[22] ↑ Q81755284 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+42.53680241806520'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81755284 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.50326885670140'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81755284 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81755284 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+3.232'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81755284 — right ascension component of proper motion (P10752): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+3.489'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81755284 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). Q81755284. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81755284

MLA “Q81755284.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81755284.

BibTeX

@misc{4ortxyz_q81755284_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81755284}}, year = {2026}, url = {https://4ort.xyz/entity/q81755284}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81755284 — https://4ort.xyz/entity/q81755284 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81755284 · Last refreshed: May 7, 2026