Q81767521

low-mass star in the constellation Cetus

Thing low_mass_star Q81767521

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Q81767521

Summary

Q81767521 is a low-mass star^[1].

Key Facts

Q81767521's instance of is recorded as low-mass star^[2].
Q81767521's constellation is recorded as Cetus^[3].
Q81767521's spectral class is recorded as M2V^[4].
Q81767521's catalog code is recorded as 2MASS J01522074+0001485^[5].
Q81767521's catalog code is recorded as SDSS J015220.75+000148.5^[6].
Q81767521's catalog code is recorded as SDSS J015220.75+000148.4^[7].
Q81767521's catalog code is recorded as SDSS J015220.76+000148.5^[8].
Q81767521's catalog code is recorded as Gaia DR2 2509255928822949376^[9].
Q81767521's apparent magnitude is recorded as {'unit': '1', 'amount': '+23.261'}^[10].
Q81767521's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.354'}^[11].
Q81767521's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.897'}^[12].
Q81767521's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.552'}^[13].
Q81767521's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.137'}^[14].
Q81767521's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.543'}^[15].
Q81767521's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.968'}^[16].
Q81767521's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.56'}^[17].
Q81767521's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.6680'}^[18].
Q81767521's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.0190'}^[19].
Q81767521's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-4'}^[20].
Q81767521's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+870.0'}^[21].
Q81767521's SIMBAD ID is recorded as 2MASS J01522074+0001485^[22].
Q81767521's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+28.08651031609970'}^[23].
Q81767521's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+0.03014536868040'}^[24].
Q81767521's epoch is recorded as J2000.0^[25].
Q81767521's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-9.800'}^[26].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +23.261, unit: 1, amount: +20.354, unit: 1, amount: +18.897, unit: 1, amount: +17.552, unit: 1, amount: +16.137, unit: 1, amount: +15.543, unit: 1, amount: +17.968, unit: 1, amount: +15.56, unit: 1, amount: +18.6680

Catalog code 2MASS J01522074+0001485, SDSS J015220.75+000148.5, SDSS J015220.75+000148.4, SDSS J015220.76+000148.5, Gaia DR2 2509255928822949376

Constellation Cetus

Declination unit: www.wikidata.org, amount: +0.03014536868040

Declination component of proper motion unit: www.wikidata.org, amount: -9.800

Distance from earth unit: www.wikidata.org, amount: +870.0

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +1.0190

Radial velocity unit: www.wikidata.org, amount: -4

Right ascension unit: www.wikidata.org, amount: +28.08651031609970

Right ascension component of proper motion unit: www.wikidata.org, amount: -7.652

Spectral class M2V

External References (2)

Gaia id 2509255928822949376

Simbad id 2MASS J01522074+0001485

References

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

Direct Wikidata claims

[2] ↑ Q81767521 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81767521 — constellation (P59): Cetus. wikidata.org.
[4] ↑ Q81767521 — spectral class (P215): M2V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81767521 — catalog code (P528): 2MASS J01522074+0001485. SIMBAD. wikidata.org.
[6] ↑ Q81767521 — catalog code (P528): SDSS J015220.75+000148.5. SIMBAD. wikidata.org.
[7] ↑ Q81767521 — catalog code (P528): SDSS J015220.75+000148.4. SIMBAD. wikidata.org.
[8] ↑ Q81767521 — catalog code (P528): SDSS J015220.76+000148.5. SIMBAD. wikidata.org.
[9] ↑ Q81767521 — catalog code (P528): Gaia DR2 2509255928822949376. SIMBAD. wikidata.org.
[10] ↑ Q81767521 — apparent magnitude (P1215): {'unit': '1', 'amount': '+23.261'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q81767521 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.354'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q81767521 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.897'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[13] ↑ Q81767521 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.552'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[14] ↑ Q81767521 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.137'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q81767521 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.543'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q81767521 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.968'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[17] ↑ Q81767521 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.56'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[18] ↑ Q81767521 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.6680'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q81767521 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.0190'}. Gaia Data Release 2. wikidata.org.
[20] ↑ Q81767521 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-4'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[21] ↑ Q81767521 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+870.0'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[22] ↑ Q81767521 — SIMBAD ID (P3083): 2MASS J01522074+0001485. wikidata.org.
[23] ↑ Q81767521 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+28.08651031609970'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81767521 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+0.03014536868040'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81767521 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81767521 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-9.800'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81767521 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). Q81767521. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81767521

MLA “Q81767521.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81767521.

BibTeX

@misc{4ortxyz_q81767521_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81767521}}, year = {2026}, url = {https://4ort.xyz/entity/q81767521}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81767521 — https://4ort.xyz/entity/q81767521 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81767521 · Last refreshed: May 7, 2026