Q81765034

low-mass star in the constellation Cetus

Thing low_mass_star Q81765034

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Q81765034

Summary

Q81765034 is a low-mass star^[1].

Key Facts

Q81765034's instance of is recorded as low-mass star^[2].
Q81765034's constellation is recorded as Cetus^[3].
Q81765034's spectral class is recorded as M4V^[4].
Q81765034's catalog code is recorded as 2MASS J00394627-0058163^[5].
Q81765034's catalog code is recorded as SDSS J003946.26-005816.3^[6].
Q81765034's catalog code is recorded as SDSS J003946.27-005816.4^[7].
Q81765034's catalog code is recorded as Gaia DR2 2542855178806129920^[8].
Q81765034's apparent magnitude is recorded as {'unit': '1', 'amount': '+23.506'}^[9].
Q81765034's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.497'}^[10].
Q81765034's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.104'}^[11].
Q81765034's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.018'}^[12].
Q81765034's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.547'}^[13].
Q81765034's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.915'}^[14].
Q81765034's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.737'}^[15].
Q81765034's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.742'}^[16].
Q81765034's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.4899'}^[17].
Q81765034's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.5120'}^[18].
Q81765034's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+3'}^[19].
Q81765034's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+333.3'}^[20].
Q81765034's SIMBAD ID is recorded as 2MASS J00394627-0058163^[21].
Q81765034's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+9.94279360442980'}^[22].
Q81765034's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.97120487157340'}^[23].
Q81765034's epoch is recorded as J2000.0^[24].
Q81765034's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-27.286'}^[25].
Q81765034's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+7.457'}^[26].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +23.506, unit: 1, amount: +20.497, unit: 1, amount: +19.104, unit: 1, amount: +17.018, unit: 1, amount: +15.547, unit: 1, amount: +14.915, unit: 1, amount: +14.737, unit: 1, amount: +17.742, unit: 1, amount: +18.4899

Catalog code 2MASS J00394627-0058163, SDSS J003946.26-005816.3, SDSS J003946.27-005816.4, Gaia DR2 2542855178806129920

Constellation Cetus

Declination unit: www.wikidata.org, amount: -0.97120487157340

Declination component of proper motion unit: www.wikidata.org, amount: -27.286

Distance from earth unit: www.wikidata.org, amount: +333.3

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +1.5120

Radial velocity unit: www.wikidata.org, amount: +3

Right ascension unit: www.wikidata.org, amount: +9.94279360442980

Right ascension component of proper motion unit: www.wikidata.org, amount: +7.457

Spectral class M4V

External References (2)

Gaia id 2542855178806129920

Simbad id 2MASS J00394627-0058163

References

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

Direct Wikidata claims

[2] ↑ Q81765034 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81765034 — constellation (P59): Cetus. wikidata.org.
[4] ↑ Q81765034 — spectral class (P215): M4V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81765034 — catalog code (P528): 2MASS J00394627-0058163. SIMBAD. wikidata.org.
[6] ↑ Q81765034 — catalog code (P528): SDSS J003946.26-005816.3. SIMBAD. wikidata.org.
[7] ↑ Q81765034 — catalog code (P528): SDSS J003946.27-005816.4. SIMBAD. wikidata.org.
[8] ↑ Q81765034 — catalog code (P528): Gaia DR2 2542855178806129920. SIMBAD. wikidata.org.
[9] ↑ Q81765034 — apparent magnitude (P1215): {'unit': '1', 'amount': '+23.506'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[10] ↑ Q81765034 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.497'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q81765034 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.104'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q81765034 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.018'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[13] ↑ Q81765034 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.547'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[14] ↑ Q81765034 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.915'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q81765034 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.737'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q81765034 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.742'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[17] ↑ Q81765034 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.4899'}. Gaia Data Release 2. wikidata.org.
[18] ↑ Q81765034 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.5120'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q81765034 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+3'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[20] ↑ Q81765034 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+333.3'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[21] ↑ Q81765034 — SIMBAD ID (P3083): 2MASS J00394627-0058163. wikidata.org.
[22] ↑ Q81765034 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+9.94279360442980'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81765034 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.97120487157340'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81765034 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81765034 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-27.286'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81765034 — right ascension component of proper motion (P10752): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+7.457'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81765034 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). Q81765034. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81765034

MLA “Q81765034.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81765034.

BibTeX

@misc{4ortxyz_q81765034_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81765034}}, year = {2026}, url = {https://4ort.xyz/entity/q81765034}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81765034 — https://4ort.xyz/entity/q81765034 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81765034 · Last refreshed: May 7, 2026