Q81767912

low-mass star in the constellation Cetus

Thing low_mass_star Q81767912

Press Enter · cited answer in seconds

Q81767912

Summary

Q81767912 is a low-mass star^[1].

Key Facts

Q81767912's instance of is recorded as low-mass star^[2].
Q81767912's constellation is recorded as Cetus^[3].
Q81767912's spectral class is recorded as M2V^[4].
Q81767912's catalog code is recorded as 2MASS J02150709-0016581^[5].
Q81767912's catalog code is recorded as SDSS J021507.11-001658.4^[6].
Q81767912's catalog code is recorded as SDSS J021507.11-001658.5^[7].
Q81767912's catalog code is recorded as SDSS J021507.12-001658.6^[8].
Q81767912's catalog code is recorded as Gaia DR2 2494973783879245824^[9].
Q81767912's apparent magnitude is recorded as {'unit': '1', 'amount': '+22.768'}^[10].
Q81767912's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.509'}^[11].
Q81767912's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.168'}^[12].
Q81767912's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.729'}^[13].
Q81767912's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.449'}^[14].
Q81767912's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.205'}^[15].
Q81767912's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.710'}^[16].
Q81767912's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.79'}^[17].
Q81767912's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.9018'}^[18].
Q81767912's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.1870'}^[19].
Q81767912's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-83'}^[20].
Q81767912's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+913.8'}^[21].
Q81767912's SIMBAD ID is recorded as 2MASS J02150709-0016581^[22].
Q81767912's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+33.77963139149870'}^[23].
Q81767912's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.28293045640280'}^[24].
Q81767912's epoch is recorded as J2000.0^[25].
Q81767912's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-9.447'}^[26].

⭐ Popularity Graph

0/100 long tail

Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +22.768, unit: 1, amount: +20.509, unit: 1, amount: +19.168, unit: 1, amount: +17.729, unit: 1, amount: +16.449, unit: 1, amount: +18.205, unit: 1, amount: +15.710, unit: 1, amount: +15.79, unit: 1, amount: +18.9018

Catalog code 2MASS J02150709-0016581, SDSS J021507.11-001658.4, SDSS J021507.11-001658.5, SDSS J021507.12-001658.6, Gaia DR2 2494973783879245824

Constellation Cetus

Declination unit: www.wikidata.org, amount: -0.28293045640280

Declination component of proper motion unit: www.wikidata.org, amount: -9.447

Distance from earth unit: www.wikidata.org, amount: +913.8

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +1.1870

Radial velocity unit: www.wikidata.org, amount: -83

Right ascension unit: www.wikidata.org, amount: +33.77963139149870

Right ascension component of proper motion unit: www.wikidata.org, amount: +2.990

Spectral class M2V

External References (2)

Gaia id 2494973783879245824

Simbad id 2MASS J02150709-0016581

References

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

Direct Wikidata claims

[2] ↑ Q81767912 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81767912 — constellation (P59): Cetus. wikidata.org.
[4] ↑ Q81767912 — spectral class (P215): M2V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81767912 — catalog code (P528): 2MASS J02150709-0016581. SIMBAD. wikidata.org.
[6] ↑ Q81767912 — catalog code (P528): SDSS J021507.11-001658.4. SIMBAD. wikidata.org.
[7] ↑ Q81767912 — catalog code (P528): SDSS J021507.11-001658.5. SIMBAD. wikidata.org.
[8] ↑ Q81767912 — catalog code (P528): SDSS J021507.12-001658.6. SIMBAD. wikidata.org.
[9] ↑ Q81767912 — catalog code (P528): Gaia DR2 2494973783879245824. SIMBAD. wikidata.org.
[10] ↑ Q81767912 — apparent magnitude (P1215): {'unit': '1', 'amount': '+22.768'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q81767912 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.509'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q81767912 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.168'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[13] ↑ Q81767912 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.729'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[14] ↑ Q81767912 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.449'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q81767912 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.205'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[16] ↑ Q81767912 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.710'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[17] ↑ Q81767912 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.79'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[18] ↑ Q81767912 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.9018'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q81767912 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.1870'}. Gaia Data Release 2. wikidata.org.
[20] ↑ Q81767912 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-83'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[21] ↑ Q81767912 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+913.8'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[22] ↑ Q81767912 — SIMBAD ID (P3083): 2MASS J02150709-0016581. wikidata.org.
[23] ↑ Q81767912 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+33.77963139149870'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81767912 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.28293045640280'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81767912 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81767912 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-9.447'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81767912 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). Q81767912. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81767912

MLA “Q81767912.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81767912.

BibTeX

@misc{4ortxyz_q81767912_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81767912}}, year = {2026}, url = {https://4ort.xyz/entity/q81767912}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81767912 — https://4ort.xyz/entity/q81767912 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81767912 · Last refreshed: May 7, 2026