Q81756164

low-mass star in the constellation Cetus

Thing low_mass_star Q81756164

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Q81756164

Summary

Q81756164 is a low-mass star^[1].

Key Facts

Q81756164's instance of is recorded as low-mass star^[2].
Q81756164's constellation is recorded as Cetus^[3].
Q81756164's spectral class is recorded as M4V^[4].
Q81756164's catalog code is recorded as 2MASS J00490819-0028174^[5].
Q81756164's catalog code is recorded as SDSS J004908.20-002817.5^[6].
Q81756164's catalog code is recorded as SDSS J004908.21-002817.5^[7].
Q81756164's catalog code is recorded as Gaia DR2 2536751274364879872^[8].
Q81756164's apparent magnitude is recorded as {'unit': '1', 'amount': '+22.689'}^[9].
Q81756164's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.639'}^[10].
Q81756164's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.125'}^[11].
Q81756164's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.174'}^[12].
Q81756164's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.594'}^[13].
Q81756164's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.279'}^[14].
Q81756164's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.554'}^[15].
Q81756164's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.664'}^[16].
Q81756164's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.3028'}^[17].
Q81756164's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+3.4753'}^[18].
Q81756164's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-14'}^[19].
Q81756164's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+287.7449'}^[20].
Q81756164's SIMBAD ID is recorded as 2MASS J00490819-0028174^[21].
Q81756164's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+12.28419037356260'}^[22].
Q81756164's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.47152097988370'}^[23].
Q81756164's epoch is recorded as J2000.0^[24].
Q81756164's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-23.830'}^[25].
Q81756164's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+3.951'}^[26].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +22.689, unit: 1, amount: +20.639, unit: 1, amount: +19.125, unit: 1, amount: +15.174, unit: 1, amount: +14.594, unit: 1, amount: +14.279, unit: 1, amount: +17.554, unit: 1, amount: +16.664, unit: 1, amount: +18.3028

Catalog code 2MASS J00490819-0028174, SDSS J004908.20-002817.5, SDSS J004908.21-002817.5, Gaia DR2 2536751274364879872

Constellation Cetus

Declination unit: www.wikidata.org, amount: -0.47152097988370

Declination component of proper motion unit: www.wikidata.org, amount: -23.830

Distance from earth unit: www.wikidata.org, amount: +287.7449

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +3.4753

Radial velocity unit: www.wikidata.org, amount: -14

Right ascension unit: www.wikidata.org, amount: +12.28419037356260

Right ascension component of proper motion unit: www.wikidata.org, amount: +3.951

Spectral class M4V

External References (2)

Gaia id 2536751274364879872

Simbad id 2MASS J00490819-0028174

References

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

Direct Wikidata claims

[2] ↑ Q81756164 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81756164 — constellation (P59): Cetus. wikidata.org.
[4] ↑ Q81756164 — spectral class (P215): M4V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81756164 — catalog code (P528): 2MASS J00490819-0028174. SIMBAD. wikidata.org.
[6] ↑ Q81756164 — catalog code (P528): SDSS J004908.20-002817.5. SIMBAD. wikidata.org.
[7] ↑ Q81756164 — catalog code (P528): SDSS J004908.21-002817.5. SIMBAD. wikidata.org.
[8] ↑ Q81756164 — catalog code (P528): Gaia DR2 2536751274364879872. SIMBAD. wikidata.org.
[9] ↑ Q81756164 — apparent magnitude (P1215): {'unit': '1', 'amount': '+22.689'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[10] ↑ Q81756164 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.639'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q81756164 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.125'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q81756164 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.174'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[13] ↑ Q81756164 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.594'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[14] ↑ Q81756164 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.279'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q81756164 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.554'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[16] ↑ Q81756164 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.664'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[17] ↑ Q81756164 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.3028'}. Gaia Data Release 2. wikidata.org.
[18] ↑ Q81756164 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+3.4753'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q81756164 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-14'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[20] ↑ Q81756164 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+287.7449'}. Gaia Data Release 2. wikidata.org.
[21] ↑ Q81756164 — SIMBAD ID (P3083): 2MASS J00490819-0028174. wikidata.org.
[22] ↑ Q81756164 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+12.28419037356260'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81756164 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.47152097988370'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81756164 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81756164 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-23.830'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81756164 — right ascension component of proper motion (P10752): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+3.951'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81756164 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). Q81756164. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81756164

MLA “Q81756164.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81756164.

BibTeX

@misc{4ortxyz_q81756164_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81756164}}, year = {2026}, url = {https://4ort.xyz/entity/q81756164}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81756164 — https://4ort.xyz/entity/q81756164 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81756164 · Last refreshed: May 7, 2026