Q81768508

low-mass star in the constellation Cetus

Thing low_mass_star Q81768508

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Q81768508

Summary

Q81768508 is a low-mass star^[1].

Key Facts

Q81768508's instance of is recorded as low-mass star^[2].
Q81768508's constellation is recorded as Cetus^[3].
Q81768508's spectral class is recorded as M4V^[4].
Q81768508's catalog code is recorded as 2MASS J00452938+0021563^[5].
Q81768508's catalog code is recorded as SDSS J004529.38+002156.2^[6].
Q81768508's catalog code is recorded as EPIC 220210222^[7].
Q81768508's catalog code is recorded as Gaia DR2 2549054195299531392^[8].
Q81768508's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.796'}^[9].
Q81768508's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.423'}^[10].
Q81768508's apparent magnitude is recorded as {'unit': '1', 'amount': '+12.786'}^[11].
Q81768508's apparent magnitude is recorded as {'unit': '1', 'amount': '+12.475'}^[12].
Q81768508's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.282'}^[13].
Q81768508's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.862'}^[14].
Q81768508's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.538'}^[15].
Q81768508's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.801'}^[16].
Q81768508's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.2770'}^[17].
Q81768508's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+5.7589'}^[18].
Q81768508's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+9'}^[19].
Q81768508's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+173.6443'}^[20].
Q81768508's SIMBAD ID is recorded as 2MASS J00452938+0021563^[21].
Q81768508's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+11.37239551576300'}^[22].
Q81768508's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+0.36564228736540'}^[23].
Q81768508's epoch is recorded as J2000.0^[24].
Q81768508's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-19.462'}^[25].
Q81768508's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+9.072'}^[26].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +20.796, unit: 1, amount: +13.423, unit: 1, amount: +12.786, unit: 1, amount: +12.475, unit: 1, amount: +18.282, unit: 1, amount: +16.862, unit: 1, amount: +15.538, unit: 1, amount: +14.801, unit: 1, amount: +16.2770

Catalog code 2MASS J00452938+0021563, SDSS J004529.38+002156.2, EPIC 220210222, Gaia DR2 2549054195299531392

Constellation Cetus

Declination unit: www.wikidata.org, amount: +0.36564228736540

Declination component of proper motion unit: www.wikidata.org, amount: -19.462

Distance from earth unit: www.wikidata.org, amount: +173.6443

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +5.7589

Radial velocity unit: www.wikidata.org, amount: +9

Right ascension unit: www.wikidata.org, amount: +11.37239551576300

Right ascension component of proper motion unit: www.wikidata.org, amount: +9.072

Spectral class M4V

External References (2)

Gaia id 2549054195299531392

Simbad id 2MASS J00452938+0021563

References

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

Direct Wikidata claims

[2] ↑ Q81768508 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81768508 — constellation (P59): Cetus. wikidata.org.
[4] ↑ Q81768508 — spectral class (P215): M4V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81768508 — catalog code (P528): 2MASS J00452938+0021563. SIMBAD. wikidata.org.
[6] ↑ Q81768508 — catalog code (P528): SDSS J004529.38+002156.2. SIMBAD. wikidata.org.
[7] ↑ Q81768508 — catalog code (P528): EPIC 220210222. SIMBAD. wikidata.org.
[8] ↑ Q81768508 — catalog code (P528): Gaia DR2 2549054195299531392. SIMBAD. wikidata.org.
[9] ↑ Q81768508 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.796'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[10] ↑ Q81768508 — apparent magnitude (P1215): {'unit': '1', 'amount': '+13.423'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[11] ↑ Q81768508 — apparent magnitude (P1215): {'unit': '1', 'amount': '+12.786'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[12] ↑ Q81768508 — apparent magnitude (P1215): {'unit': '1', 'amount': '+12.475'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[13] ↑ Q81768508 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.282'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[14] ↑ Q81768508 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.862'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[15] ↑ Q81768508 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.538'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[16] ↑ Q81768508 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.801'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[17] ↑ Q81768508 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.2770'}. Gaia Data Release 2. wikidata.org.
[18] ↑ Q81768508 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+5.7589'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q81768508 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+9'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[20] ↑ Q81768508 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+173.6443'}. Gaia Data Release 2. wikidata.org.
[21] ↑ Q81768508 — SIMBAD ID (P3083): 2MASS J00452938+0021563. wikidata.org.
[22] ↑ Q81768508 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+11.37239551576300'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81768508 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+0.36564228736540'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81768508 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81768508 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-19.462'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81768508 — right ascension component of proper motion (P10752): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+9.072'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81768508 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). Q81768508. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81768508

MLA “Q81768508.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81768508.

BibTeX

@misc{4ortxyz_q81768508_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81768508}}, year = {2026}, url = {https://4ort.xyz/entity/q81768508}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81768508 — https://4ort.xyz/entity/q81768508 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81768508 · Last refreshed: May 7, 2026