Q81766471

low-mass star in the constellation Cetus

Thing low_mass_star Q81766471

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Q81766471

Summary

Q81766471 is a low-mass star^[1].

Key Facts

Q81766471's instance of is recorded as low-mass star^[2].
Q81766471's constellation is recorded as Cetus^[3].
Q81766471's spectral class is recorded as M2V^[4].
Q81766471's catalog code is recorded as 2MASS J01583759-0059500^[5].
Q81766471's catalog code is recorded as SDSS J015837.58-005950.0^[6].
Q81766471's catalog code is recorded as SDSS J015837.59-005950.0^[7].
Q81766471's catalog code is recorded as SDSS J015837.59-005950.1^[8].
Q81766471's catalog code is recorded as Gaia DR2 2507388988143625600^[9].
Q81766471's apparent magnitude is recorded as {'unit': '1', 'amount': '+24.630'}^[10].
Q81766471's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.270'}^[11].
Q81766471's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.290'}^[12].
Q81766471's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.931'}^[13].
Q81766471's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.282'}^[14].
Q81766471's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.826'}^[15].
Q81766471's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.822'}^[16].
Q81766471's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.204'}^[17].
Q81766471's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.5157'}^[18].
Q81766471's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.2757'}^[19].
Q81766471's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-38'}^[20].
Q81766471's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+664.4'}^[21].
Q81766471's SIMBAD ID is recorded as 2MASS J01583759-0059500^[22].
Q81766471's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+29.65662244569540'}^[23].
Q81766471's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.99725214736370'}^[24].
Q81766471's epoch is recorded as J2000.0^[25].
Q81766471's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-1.225'}^[26].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +24.630, unit: 1, amount: +20.270, unit: 1, amount: +17.290, unit: 1, amount: +15.931, unit: 1, amount: +15.282, unit: 1, amount: +18.826, unit: 1, amount: +17.822, unit: 1, amount: +15.204, unit: 1, amount: +18.5157

Catalog code 2MASS J01583759-0059500, SDSS J015837.58-005950.0, SDSS J015837.59-005950.0, SDSS J015837.59-005950.1, Gaia DR2 2507388988143625600

Constellation Cetus

Declination unit: www.wikidata.org, amount: -0.99725214736370

Declination component of proper motion unit: www.wikidata.org, amount: -1.225

Distance from earth unit: www.wikidata.org, amount: +664.4

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +1.2757

Radial velocity unit: www.wikidata.org, amount: -38

Right ascension unit: www.wikidata.org, amount: +29.65662244569540

Right ascension component of proper motion unit: www.wikidata.org, amount: -4.741

Spectral class M2V

External References (2)

Gaia id 2507388988143625600

Simbad id 2MASS J01583759-0059500

References

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

Direct Wikidata claims

[2] ↑ Q81766471 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81766471 — constellation (P59): Cetus. wikidata.org.
[4] ↑ Q81766471 — spectral class (P215): M2V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81766471 — catalog code (P528): 2MASS J01583759-0059500. SIMBAD. wikidata.org.
[6] ↑ Q81766471 — catalog code (P528): SDSS J015837.58-005950.0. SIMBAD. wikidata.org.
[7] ↑ Q81766471 — catalog code (P528): SDSS J015837.59-005950.0. SIMBAD. wikidata.org.
[8] ↑ Q81766471 — catalog code (P528): SDSS J015837.59-005950.1. SIMBAD. wikidata.org.
[9] ↑ Q81766471 — catalog code (P528): Gaia DR2 2507388988143625600. SIMBAD. wikidata.org.
[10] ↑ Q81766471 — apparent magnitude (P1215): {'unit': '1', 'amount': '+24.630'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q81766471 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.270'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q81766471 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.290'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[13] ↑ Q81766471 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.931'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[14] ↑ Q81766471 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.282'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q81766471 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.826'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[16] ↑ Q81766471 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.822'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[17] ↑ Q81766471 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.204'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[18] ↑ Q81766471 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.5157'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q81766471 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.2757'}. Gaia Data Release 2. wikidata.org.
[20] ↑ Q81766471 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-38'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[21] ↑ Q81766471 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+664.4'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[22] ↑ Q81766471 — SIMBAD ID (P3083): 2MASS J01583759-0059500. wikidata.org.
[23] ↑ Q81766471 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+29.65662244569540'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81766471 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.99725214736370'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81766471 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81766471 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-1.225'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81766471 is an instance of low-mass star (Q12795622) [P31, primary]. Wikidata. wikidata.org.

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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). Q81766471. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81766471

MLA “Q81766471.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81766471.

BibTeX

@misc{4ortxyz_q81766471_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81766471}}, year = {2026}, url = {https://4ort.xyz/entity/q81766471}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81766471 — https://4ort.xyz/entity/q81766471 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81766471 · Last refreshed: May 7, 2026