Q81764806

low-mass star in the constellation Cetus

Thing low_mass_star Q81764806

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Q81764806

Summary

Q81764806 is a low-mass star^[1].

Key Facts

Q81764806's instance of is recorded as low-mass star^[2].
Q81764806's constellation is recorded as Cetus^[3].
Q81764806's spectral class is recorded as M7V^[4].
Q81764806's catalog code is recorded as 2MASS J00440513-0054545^[5].
Q81764806's catalog code is recorded as SDSS J004405.13-005454.7^[6].
Q81764806's catalog code is recorded as SDSS J004405.13-005454.6^[7].
Q81764806's catalog code is recorded as SDSS J004405.14-005454.6^[8].
Q81764806's catalog code is recorded as Gaia DR2 2530904861802466688^[9].
Q81764806's apparent magnitude is recorded as {'unit': '1', 'amount': '+25.681'}^[10].
Q81764806's apparent magnitude is recorded as {'unit': '1', 'amount': '+23.031'}^[11].
Q81764806's apparent magnitude is recorded as {'unit': '1', 'amount': '+21.408'}^[12].
Q81764806's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.413'}^[13].
Q81764806's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.289'}^[14].
Q81764806's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.610'}^[15].
Q81764806's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.810'}^[16].
Q81764806's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.2128'}^[17].
Q81764806's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+2.7704'}^[18].
Q81764806's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-73'}^[19].
Q81764806's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+240.4'}^[20].
Q81764806's SIMBAD ID is recorded as 2MASS J00440513-0054545^[21].
Q81764806's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+11.02137704657590'}^[22].
Q81764806's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.91517510104240'}^[23].
Q81764806's epoch is recorded as J2000.0^[24].
Q81764806's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-50.774'}^[25].
Q81764806's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-14.205'}^[26].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +25.681, unit: 1, amount: +23.031, unit: 1, amount: +21.408, unit: 1, amount: +19.413, unit: 1, amount: +18.289, unit: 1, amount: +16.610, unit: 1, amount: +15.810, unit: 1, amount: +20.2128

Catalog code 2MASS J00440513-0054545, SDSS J004405.13-005454.7, SDSS J004405.13-005454.6, SDSS J004405.14-005454.6, Gaia DR2 2530904861802466688

Constellation Cetus

Declination unit: www.wikidata.org, amount: -0.91517510104240

Declination component of proper motion unit: www.wikidata.org, amount: -50.774

Distance from earth unit: www.wikidata.org, amount: +240.4

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +2.7704

Radial velocity unit: www.wikidata.org, amount: -73

Right ascension unit: www.wikidata.org, amount: +11.02137704657590

Right ascension component of proper motion unit: www.wikidata.org, amount: -14.205

Spectral class M7V

External References (2)

Gaia id 2530904861802466688

Simbad id 2MASS J00440513-0054545

References

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

Direct Wikidata claims

[2] ↑ Q81764806 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81764806 — constellation (P59): Cetus. wikidata.org.
[4] ↑ Q81764806 — spectral class (P215): M7V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81764806 — catalog code (P528): 2MASS J00440513-0054545. SIMBAD. wikidata.org.
[6] ↑ Q81764806 — catalog code (P528): SDSS J004405.13-005454.7. SIMBAD. wikidata.org.
[7] ↑ Q81764806 — catalog code (P528): SDSS J004405.13-005454.6. SIMBAD. wikidata.org.
[8] ↑ Q81764806 — catalog code (P528): SDSS J004405.14-005454.6. SIMBAD. wikidata.org.
[9] ↑ Q81764806 — catalog code (P528): Gaia DR2 2530904861802466688. SIMBAD. wikidata.org.
[10] ↑ Q81764806 — apparent magnitude (P1215): {'unit': '1', 'amount': '+25.681'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q81764806 — apparent magnitude (P1215): {'unit': '1', 'amount': '+23.031'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q81764806 — apparent magnitude (P1215): {'unit': '1', 'amount': '+21.408'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[13] ↑ Q81764806 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.413'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[14] ↑ Q81764806 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.289'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[15] ↑ Q81764806 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.610'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q81764806 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.810'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[17] ↑ Q81764806 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.2128'}. Gaia Data Release 2. wikidata.org.
[18] ↑ Q81764806 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+2.7704'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q81764806 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-73'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[20] ↑ Q81764806 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+240.4'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[21] ↑ Q81764806 — SIMBAD ID (P3083): 2MASS J00440513-0054545. wikidata.org.
[22] ↑ Q81764806 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+11.02137704657590'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81764806 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.91517510104240'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81764806 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81764806 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-50.774'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81764806 — right ascension component of proper motion (P10752): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-14.205'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81764806 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). Q81764806. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81764806

MLA “Q81764806.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81764806.

BibTeX

@misc{4ortxyz_q81764806_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81764806}}, year = {2026}, url = {https://4ort.xyz/entity/q81764806}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81764806 — https://4ort.xyz/entity/q81764806 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81764806 · Last refreshed: May 7, 2026