Q81761892

low-mass star in the constellation Cetus

Thing low_mass_star Q81761892

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Q81761892

Summary

Q81761892 is a low-mass star^[1].

Key Facts

Q81761892's instance of is recorded as low-mass star^[2].
Q81761892's constellation is recorded as Cetus^[3].
Q81761892's spectral class is recorded as M3V^[4].
Q81761892's catalog code is recorded as 2MASS J00394356-0057105^[5].
Q81761892's catalog code is recorded as SDSS J003943.54-005710.7^[6].
Q81761892's catalog code is recorded as SDSS J003943.55-005710.7^[7].
Q81761892's catalog code is recorded as Gaia DR2 2542858138040085376^[8].
Q81761892's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.304'}^[9].
Q81761892's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.218'}^[10].
Q81761892's apparent magnitude is recorded as {'unit': '1', 'amount': '+12.677'}^[11].
Q81761892's apparent magnitude is recorded as {'unit': '1', 'amount': '+12.452'}^[12].
Q81761892's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.699'}^[13].
Q81761892's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.319'}^[14].
Q81761892's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.154'}^[15].
Q81761892's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.525'}^[16].
Q81761892's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.8739'}^[17].
Q81761892's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+6.7158'}^[18].
Q81761892's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-12'}^[19].
Q81761892's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+148.9026'}^[20].
Q81761892's SIMBAD ID is recorded as 2MASS J00394356-0057105^[21].
Q81761892's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+9.93147107668010'}^[22].
Q81761892's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.95294647541290'}^[23].
Q81761892's epoch is recorded as J2000.0^[24].
Q81761892's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-60.972'}^[25].
Q81761892's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-28.912'}^[26].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +20.304, unit: 1, amount: +13.218, unit: 1, amount: +12.677, unit: 1, amount: +12.452, unit: 1, amount: +17.699, unit: 1, amount: +16.319, unit: 1, amount: +15.154, unit: 1, amount: +14.525, unit: 1, amount: +15.8739

Catalog code 2MASS J00394356-0057105, SDSS J003943.54-005710.7, SDSS J003943.55-005710.7, Gaia DR2 2542858138040085376

Constellation Cetus

Declination unit: www.wikidata.org, amount: -0.95294647541290

Declination component of proper motion unit: www.wikidata.org, amount: -60.972

Distance from earth unit: www.wikidata.org, amount: +148.9026

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +6.7158

Radial velocity unit: www.wikidata.org, amount: -12

Right ascension unit: www.wikidata.org, amount: +9.93147107668010

Right ascension component of proper motion unit: www.wikidata.org, amount: -28.912

Spectral class M3V

External References (2)

Gaia id 2542858138040085376

Simbad id 2MASS J00394356-0057105

References

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

Direct Wikidata claims

[2] ↑ Q81761892 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81761892 — constellation (P59): Cetus. wikidata.org.
[4] ↑ Q81761892 — spectral class (P215): M3V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81761892 — catalog code (P528): 2MASS J00394356-0057105. SIMBAD. wikidata.org.
[6] ↑ Q81761892 — catalog code (P528): SDSS J003943.54-005710.7. SIMBAD. wikidata.org.
[7] ↑ Q81761892 — catalog code (P528): SDSS J003943.55-005710.7. SIMBAD. wikidata.org.
[8] ↑ Q81761892 — catalog code (P528): Gaia DR2 2542858138040085376. SIMBAD. wikidata.org.
[9] ↑ Q81761892 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.304'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[10] ↑ Q81761892 — apparent magnitude (P1215): {'unit': '1', 'amount': '+13.218'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[11] ↑ Q81761892 — apparent magnitude (P1215): {'unit': '1', 'amount': '+12.677'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[12] ↑ Q81761892 — apparent magnitude (P1215): {'unit': '1', 'amount': '+12.452'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[13] ↑ Q81761892 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.699'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[14] ↑ Q81761892 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.319'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[15] ↑ Q81761892 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.154'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[16] ↑ Q81761892 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.525'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[17] ↑ Q81761892 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.8739'}. Gaia Data Release 2. wikidata.org.
[18] ↑ Q81761892 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+6.7158'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q81761892 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-12'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[20] ↑ Q81761892 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+148.9026'}. Gaia Data Release 2. wikidata.org.
[21] ↑ Q81761892 — SIMBAD ID (P3083): 2MASS J00394356-0057105. wikidata.org.
[22] ↑ Q81761892 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+9.93147107668010'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81761892 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.95294647541290'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81761892 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81761892 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-60.972'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81761892 — right ascension component of proper motion (P10752): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-28.912'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81761892 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). Q81761892. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81761892

MLA “Q81761892.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81761892.

BibTeX

@misc{4ortxyz_q81761892_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81761892}}, year = {2026}, url = {https://4ort.xyz/entity/q81761892}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81761892 — https://4ort.xyz/entity/q81761892 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81761892 · Last refreshed: May 7, 2026