Q81766268

low-mass star in the constellation Cetus

Thing low_mass_star Q81766268

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Q81766268

Summary

Q81766268 is a low-mass star^[1].

Key Facts

Q81766268's instance of is recorded as low-mass star^[2].
Q81766268's constellation is recorded as Cetus^[3].
Q81766268's spectral class is recorded as M1V^[4].
Q81766268's catalog code is recorded as 2MASS J00391315+0019380^[5].
Q81766268's catalog code is recorded as SDSS J003913.15+001938.0^[6].
Q81766268's catalog code is recorded as SDSS J003913.16+001938.1^[7].
Q81766268's catalog code is recorded as Gaia DR2 2543288008430773504^[8].
Q81766268's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.595'}^[9].
Q81766268's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.216'}^[10].
Q81766268's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.581'}^[11].
Q81766268's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.387'}^[12].
Q81766268's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.941'}^[13].
Q81766268's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.543'}^[14].
Q81766268's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.834'}^[15].
Q81766268's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.406'}^[16].
Q81766268's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.4444'}^[17].
Q81766268's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.6297'}^[18].
Q81766268's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+8'}^[19].
Q81766268's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+613.6099'}^[20].
Q81766268's SIMBAD ID is recorded as 2MASS J00391315+0019380^[21].
Q81766268's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+9.80481494632250'}^[22].
Q81766268's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+0.32724526918230'}^[23].
Q81766268's epoch is recorded as J2000.0^[24].
Q81766268's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-18.439'}^[25].
Q81766268's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+4.966'}^[26].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +20.595, unit: 1, amount: +14.216, unit: 1, amount: +13.581, unit: 1, amount: +13.387, unit: 1, amount: +17.941, unit: 1, amount: +16.543, unit: 1, amount: +15.834, unit: 1, amount: +15.406, unit: 1, amount: +16.4444

Catalog code 2MASS J00391315+0019380, SDSS J003913.15+001938.0, SDSS J003913.16+001938.1, Gaia DR2 2543288008430773504

Constellation Cetus

Declination unit: www.wikidata.org, amount: +0.32724526918230

Declination component of proper motion unit: www.wikidata.org, amount: -18.439

Distance from earth unit: www.wikidata.org, amount: +613.6099

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +1.6297

Radial velocity unit: www.wikidata.org, amount: +8

Right ascension unit: www.wikidata.org, amount: +9.80481494632250

Right ascension component of proper motion unit: www.wikidata.org, amount: +4.966

Spectral class M1V

External References (2)

Gaia id 2543288008430773504

Simbad id 2MASS J00391315+0019380

References

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

Direct Wikidata claims

[2] ↑ Q81766268 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81766268 — constellation (P59): Cetus. wikidata.org.
[4] ↑ Q81766268 — spectral class (P215): M1V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81766268 — catalog code (P528): 2MASS J00391315+0019380. SIMBAD. wikidata.org.
[6] ↑ Q81766268 — catalog code (P528): SDSS J003913.15+001938.0. SIMBAD. wikidata.org.
[7] ↑ Q81766268 — catalog code (P528): SDSS J003913.16+001938.1. SIMBAD. wikidata.org.
[8] ↑ Q81766268 — catalog code (P528): Gaia DR2 2543288008430773504. SIMBAD. wikidata.org.
[9] ↑ Q81766268 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.595'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[10] ↑ Q81766268 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.216'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[11] ↑ Q81766268 — apparent magnitude (P1215): {'unit': '1', 'amount': '+13.581'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[12] ↑ Q81766268 — apparent magnitude (P1215): {'unit': '1', 'amount': '+13.387'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[13] ↑ Q81766268 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.941'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[14] ↑ Q81766268 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.543'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[15] ↑ Q81766268 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.834'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[16] ↑ Q81766268 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.406'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[17] ↑ Q81766268 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.4444'}. Gaia Data Release 2. wikidata.org.
[18] ↑ Q81766268 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.6297'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q81766268 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+8'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[20] ↑ Q81766268 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+613.6099'}. Gaia Data Release 2. wikidata.org.
[21] ↑ Q81766268 — SIMBAD ID (P3083): 2MASS J00391315+0019380. wikidata.org.
[22] ↑ Q81766268 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+9.80481494632250'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81766268 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+0.32724526918230'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81766268 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81766268 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-18.439'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81766268 — right ascension component of proper motion (P10752): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+4.966'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81766268 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). Q81766268. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81766268

MLA “Q81766268.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81766268.

BibTeX

@misc{4ortxyz_q81766268_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81766268}}, year = {2026}, url = {https://4ort.xyz/entity/q81766268}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81766268 — https://4ort.xyz/entity/q81766268 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81766268 · Last refreshed: May 7, 2026