Q81756721

low-mass star in the constellation Cetus

Thing low_mass_star Q81756721

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Q81756721

Summary

Q81756721 is a low-mass star^[1].

Key Facts

Q81756721's instance of is recorded as low-mass star^[2].
Q81756721's constellation is recorded as Cetus^[3].
Q81756721's spectral class is recorded as M3V^[4].
Q81756721's catalog code is recorded as 2MASS J00545101-0008078^[5].
Q81756721's catalog code is recorded as SDSS J005451.01-000807.7^[6].
Q81756721's catalog code is recorded as SDSS J005451.02-000807.8^[7].
Q81756721's catalog code is recorded as Gaia DR2 2536835009046825472^[8].
Q81756721's apparent magnitude is recorded as {'unit': '1', 'amount': '+22.327'}^[9].
Q81756721's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.017'}^[10].
Q81756721's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.837'}^[11].
Q81756721's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.583'}^[12].
Q81756721's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.920'}^[13].
Q81756721's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.656'}^[14].
Q81756721's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.626'}^[15].
Q81756721's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.451'}^[16].
Q81756721's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.2018'}^[17].
Q81756721's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+2.5304'}^[18].
Q81756721's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+4'}^[19].
Q81756721's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+395.1944'}^[20].
Q81756721's SIMBAD ID is recorded as 2MASS J00545101-0008078^[21].
Q81756721's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+13.71259125417290'}^[22].
Q81756721's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.13546486610350'}^[23].
Q81756721's epoch is recorded as J2000.0^[24].
Q81756721's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-19.339'}^[25].
Q81756721's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+0.282'}^[26].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +22.327, unit: 1, amount: +20.017, unit: 1, amount: +16.837, unit: 1, amount: +15.583, unit: 1, amount: +14.920, unit: 1, amount: +14.656, unit: 1, amount: +18.626, unit: 1, amount: +17.451, unit: 1, amount: +18.2018

Catalog code 2MASS J00545101-0008078, SDSS J005451.01-000807.7, SDSS J005451.02-000807.8, Gaia DR2 2536835009046825472

Constellation Cetus

Declination unit: www.wikidata.org, amount: -0.13546486610350

Declination component of proper motion unit: www.wikidata.org, amount: -19.339

Distance from earth unit: www.wikidata.org, amount: +395.1944

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +2.5304

Radial velocity unit: www.wikidata.org, amount: +4

Right ascension unit: www.wikidata.org, amount: +13.71259125417290

Right ascension component of proper motion unit: www.wikidata.org, amount: +0.282

Spectral class M3V

External References (2)

Gaia id 2536835009046825472

Simbad id 2MASS J00545101-0008078

References

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

Direct Wikidata claims

[2] ↑ Q81756721 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81756721 — constellation (P59): Cetus. wikidata.org.
[4] ↑ Q81756721 — spectral class (P215): M3V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81756721 — catalog code (P528): 2MASS J00545101-0008078. SIMBAD. wikidata.org.
[6] ↑ Q81756721 — catalog code (P528): SDSS J005451.01-000807.7. SIMBAD. wikidata.org.
[7] ↑ Q81756721 — catalog code (P528): SDSS J005451.02-000807.8. SIMBAD. wikidata.org.
[8] ↑ Q81756721 — catalog code (P528): Gaia DR2 2536835009046825472. SIMBAD. wikidata.org.
[9] ↑ Q81756721 — apparent magnitude (P1215): {'unit': '1', 'amount': '+22.327'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[10] ↑ Q81756721 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.017'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q81756721 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.837'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q81756721 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.583'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[13] ↑ Q81756721 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.920'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[14] ↑ Q81756721 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.656'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q81756721 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.626'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[16] ↑ Q81756721 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.451'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[17] ↑ Q81756721 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.2018'}. Gaia Data Release 2. wikidata.org.
[18] ↑ Q81756721 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+2.5304'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q81756721 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+4'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[20] ↑ Q81756721 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+395.1944'}. Gaia Data Release 2. wikidata.org.
[21] ↑ Q81756721 — SIMBAD ID (P3083): 2MASS J00545101-0008078. wikidata.org.
[22] ↑ Q81756721 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+13.71259125417290'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81756721 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.13546486610350'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81756721 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81756721 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-19.339'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81756721 — right ascension component of proper motion (P10752): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+0.282'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81756721 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). Q81756721. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81756721

MLA “Q81756721.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81756721.

BibTeX

@misc{4ortxyz_q81756721_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81756721}}, year = {2026}, url = {https://4ort.xyz/entity/q81756721}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81756721 — https://4ort.xyz/entity/q81756721 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81756721 · Last refreshed: May 7, 2026