Q81759660

low-mass star in the constellation Cetus

Thing low_mass_star Q81759660

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Q81759660

Summary

Q81759660 is a low-mass star^[1].

Key Facts

Q81759660's instance of is recorded as low-mass star^[2].
Q81759660's constellation is recorded as Cetus^[3].
Q81759660's spectral class is recorded as M1V^[4].
Q81759660's catalog code is recorded as 2MASS J00394116-0041571^[5].
Q81759660's catalog code is recorded as SDSS J003941.17-004156.5^[6].
Q81759660's catalog code is recorded as SDSS J003941.18-004156.5^[7].
Q81759660's catalog code is recorded as SDSS J003941.17-004156.8^[8].
Q81759660's catalog code is recorded as Gaia DR2 2542875588490798336^[9].
Q81759660's apparent magnitude is recorded as {'unit': '1', 'amount': '+22.140'}^[10].
Q81759660's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.587'}^[11].
Q81759660's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.218'}^[12].
Q81759660's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.537'}^[13].
Q81759660's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.125'}^[14].
Q81759660's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.239'}^[15].
Q81759660's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.980'}^[16].
Q81759660's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.82'}^[17].
Q81759660's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.2091'}^[18].
Q81759660's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.2648'}^[19].
Q81759660's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+30'}^[20].
Q81759660's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+1616.6'}^[21].
Q81759660's SIMBAD ID is recorded as 2MASS J00394116-0041571^[22].
Q81759660's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+9.92157615158450'}^[23].
Q81759660's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.69904835845600'}^[24].
Q81759660's epoch is recorded as J2000.0^[25].
Q81759660's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-6.223'}^[26].

⭐ Popularity Graph

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +22.140, unit: 1, amount: +20.587, unit: 1, amount: +19.218, unit: 1, amount: +18.537, unit: 1, amount: +18.125, unit: 1, amount: +16.239, unit: 1, amount: +16.980, unit: 1, amount: +15.82, unit: 1, amount: +19.2091

Catalog code 2MASS J00394116-0041571, SDSS J003941.17-004156.5, SDSS J003941.18-004156.5, SDSS J003941.17-004156.8, Gaia DR2 2542875588490798336

Constellation Cetus

Declination unit: www.wikidata.org, amount: -0.69904835845600

Declination component of proper motion unit: www.wikidata.org, amount: -6.223

Distance from earth unit: www.wikidata.org, amount: +1616.6

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +0.2648

Radial velocity unit: www.wikidata.org, amount: +30

Right ascension unit: www.wikidata.org, amount: +9.92157615158450

Right ascension component of proper motion unit: www.wikidata.org, amount: -0.179

Spectral class M1V

External References (2)

Gaia id 2542875588490798336

Simbad id 2MASS J00394116-0041571

References

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

Direct Wikidata claims

[2] ↑ Q81759660 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81759660 — constellation (P59): Cetus. wikidata.org.
[4] ↑ Q81759660 — spectral class (P215): M1V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81759660 — catalog code (P528): 2MASS J00394116-0041571. SIMBAD. wikidata.org.
[6] ↑ Q81759660 — catalog code (P528): SDSS J003941.17-004156.5. SIMBAD. wikidata.org.
[7] ↑ Q81759660 — catalog code (P528): SDSS J003941.18-004156.5. SIMBAD. wikidata.org.
[8] ↑ Q81759660 — catalog code (P528): SDSS J003941.17-004156.8. SIMBAD. wikidata.org.
[9] ↑ Q81759660 — catalog code (P528): Gaia DR2 2542875588490798336. SIMBAD. wikidata.org.
[10] ↑ Q81759660 — apparent magnitude (P1215): {'unit': '1', 'amount': '+22.140'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q81759660 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.587'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q81759660 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.218'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[13] ↑ Q81759660 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.537'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[14] ↑ Q81759660 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.125'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[15] ↑ Q81759660 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.239'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q81759660 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.980'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[17] ↑ Q81759660 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.82'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[18] ↑ Q81759660 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.2091'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q81759660 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.2648'}. Gaia Data Release 2. wikidata.org.
[20] ↑ Q81759660 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+30'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[21] ↑ Q81759660 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+1616.6'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[22] ↑ Q81759660 — SIMBAD ID (P3083): 2MASS J00394116-0041571. wikidata.org.
[23] ↑ Q81759660 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+9.92157615158450'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81759660 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.69904835845600'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81759660 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81759660 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-6.223'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81759660 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). Q81759660. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81759660

MLA “Q81759660.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81759660.

BibTeX

@misc{4ortxyz_q81759660_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81759660}}, year = {2026}, url = {https://4ort.xyz/entity/q81759660}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81759660 — https://4ort.xyz/entity/q81759660 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81759660 · Last refreshed: May 7, 2026