Q81765548

low-mass star in the constellation Cetus

Thing low_mass_star Q81765548

Press Enter · cited answer in seconds

Q81765548

Summary

Q81765548 is a low-mass star^[1].

Key Facts

Q81765548's instance of is recorded as low-mass star^[2].
Q81765548's constellation is recorded as Cetus^[3].
Q81765548's spectral class is recorded as M7V^[4].
Q81765548's catalog code is recorded as 2MASS J02180649+0109155^[5].
Q81765548's catalog code is recorded as SDSS J021806.51+010915.5^[6].
Q81765548's catalog code is recorded as SDSS J021806.51+010915.8^[7].
Q81765548's catalog code is recorded as Gaia DR2 2513206813403812480^[8].
Q81765548's apparent magnitude is recorded as {'unit': '1', 'amount': '+24.974'}^[9].
Q81765548's apparent magnitude is recorded as {'unit': '1', 'amount': '+21.421'}^[10].
Q81765548's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.924'}^[11].
Q81765548's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.055'}^[12].
Q81765548's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.523'}^[13].
Q81765548's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.218'}^[14].
Q81765548's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.832'}^[15].
Q81765548's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.725'}^[16].
Q81765548's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.5998'}^[17].
Q81765548's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+9.3116'}^[18].
Q81765548's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-8'}^[19].
Q81765548's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+107.3929'}^[20].
Q81765548's SIMBAD ID is recorded as 2MASS J02180649+0109155^[21].
Q81765548's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+34.52713183890690'}^[22].
Q81765548's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+1.15437663749350'}^[23].
Q81765548's epoch is recorded as J2000.0^[24].
Q81765548's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-81.006'}^[25].
Q81765548's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+21.409'}^[26].

⭐ Popularity Graph

0/100 long tail

Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +24.974, unit: 1, amount: +21.421, unit: 1, amount: +19.924, unit: 1, amount: +15.055, unit: 1, amount: +14.523, unit: 1, amount: +14.218, unit: 1, amount: +17.832, unit: 1, amount: +16.725, unit: 1, amount: +18.5998

Catalog code 2MASS J02180649+0109155, SDSS J021806.51+010915.5, SDSS J021806.51+010915.8, Gaia DR2 2513206813403812480

Constellation Cetus

Declination unit: www.wikidata.org, amount: +1.15437663749350

Declination component of proper motion unit: www.wikidata.org, amount: -81.006

Distance from earth unit: www.wikidata.org, amount: +107.3929

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +9.3116

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

Right ascension unit: www.wikidata.org, amount: +34.52713183890690

Right ascension component of proper motion unit: www.wikidata.org, amount: +21.409

Spectral class M7V

External References (2)

Gaia id 2513206813403812480

Simbad id 2MASS J02180649+0109155

References

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

Direct Wikidata claims

[2] ↑ Q81765548 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81765548 — constellation (P59): Cetus. wikidata.org.
[4] ↑ Q81765548 — spectral class (P215): M7V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81765548 — catalog code (P528): 2MASS J02180649+0109155. SIMBAD. wikidata.org.
[6] ↑ Q81765548 — catalog code (P528): SDSS J021806.51+010915.5. SIMBAD. wikidata.org.
[7] ↑ Q81765548 — catalog code (P528): SDSS J021806.51+010915.8. SIMBAD. wikidata.org.
[8] ↑ Q81765548 — catalog code (P528): Gaia DR2 2513206813403812480. SIMBAD. wikidata.org.
[9] ↑ Q81765548 — apparent magnitude (P1215): {'unit': '1', 'amount': '+24.974'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[10] ↑ Q81765548 — apparent magnitude (P1215): {'unit': '1', 'amount': '+21.421'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q81765548 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.924'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q81765548 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.055'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[13] ↑ Q81765548 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.523'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[14] ↑ Q81765548 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.218'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q81765548 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.832'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[16] ↑ Q81765548 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.725'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[17] ↑ Q81765548 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.5998'}. Gaia Data Release 2. wikidata.org.
[18] ↑ Q81765548 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+9.3116'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q81765548 — 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] ↑ Q81765548 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+107.3929'}. Gaia Data Release 2. wikidata.org.
[21] ↑ Q81765548 — SIMBAD ID (P3083): 2MASS J02180649+0109155. wikidata.org.
[22] ↑ Q81765548 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+34.52713183890690'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81765548 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+1.15437663749350'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81765548 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81765548 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-81.006'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81765548 — right ascension component of proper motion (P10752): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+21.409'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81765548 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). Q81765548. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81765548

MLA “Q81765548.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81765548.

BibTeX

@misc{4ortxyz_q81765548_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81765548}}, year = {2026}, url = {https://4ort.xyz/entity/q81765548}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81765548 — https://4ort.xyz/entity/q81765548 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81765548 · Last refreshed: May 7, 2026