Q91073459

red giant branch star in the constellation Cygnus

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Q91073459

Summary

Q91073459 is a red giant branch star^[1].

Key Facts

Q91073459's instance of is recorded as red giant branch star^[2].
Q91073459's constellation is recorded as Cygnus^[3].
Q91073459's spectral class is recorded as K2^[4].
Q91073459's catalog code is recorded as BD+39 3889^[5].
Q91073459's catalog code is recorded as CCDM J19438+3953A^[6].
Q91073459's catalog code is recorded as GSC 03140-02613^[7].
Q91073459's catalog code is recorded as HD 225559^[8].
Q91073459's catalog code is recorded as IDS 19403+3939 A^[9].
Q91073459's catalog code is recorded as TYC 3140-2613-1^[10].
Q91073459's catalog code is recorded as 2MASS J19434730+3953080^[11].
Q91073459's catalog code is recorded as WDS J19437+3953A^[12].
Q91073459's catalog code is recorded as KIC 4763063^[13].
Q91073459's catalog code is recorded as Gaia DR1 2076321812345274496^[14].
Q91073459's catalog code is recorded as Gaia DR2 2076321812345274496^[15].
Q91073459's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.25'}^[16].
Q91073459's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.21'}^[17].
Q91073459's apparent magnitude is recorded as {'unit': '1', 'amount': '+8.484'}^[18].
Q91073459's apparent magnitude is recorded as {'unit': '1', 'amount': '+8.011'}^[19].
Q91073459's apparent magnitude is recorded as {'unit': '1', 'amount': '+7.909'}^[20].
Q91073459's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.9547'}^[21].
Q91073459's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.2981'}^[22].
Q91073459's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-25.55'}^[23].
Q91073459's metallicity is recorded as {'unit': '1', 'amount': '+0.130'}^[24].
Q91073459's diameter is recorded as {'unit': 'http://www.wikidata.org/entity/Q828224', 'amount': '+12700000'}^[25].
Q91073459's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+770.357'}^[26].

Body

Definition and Type

Q91073459's instance of is recorded as red giant branch star^[2].

⭐ Popularity Graph

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Quick Facts

Instance of red giant branch star

Properties

Apparent magnitude unit: 1, amount: +11.25, unit: 1, amount: +10.21, unit: 1, amount: +8.484, unit: 1, amount: +8.011, unit: 1, amount: +7.909, unit: 1, amount: +9.9547

Catalog code BD+39 3889, CCDM J19438+3953A, GSC 03140-02613, HD 225559, IDS 19403+3939 A, TYC 3140-2613-1, 2MASS J19434730+3953080, WDS J19437+3953A, KIC 4763063, Gaia DR1 2076321812345274496, Gaia DR2 2076321812345274496

Constellation Cygnus

Declination unit: www.wikidata.org, amount: +39.88554608310190

Declination component of proper motion unit: www.wikidata.org, amount: -2.037

Diameter unit: www.wikidata.org, amount: +12700000

Distance from earth unit: www.wikidata.org, amount: +770.357, unit: www.wikidata.org, amount: +770.3567

Effective temperature unit: www.wikidata.org, amount: +5090

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Metallicity unit: 1, amount: +0.130

Parallax unit: www.wikidata.org, amount: +1.2981

Radial velocity unit: www.wikidata.org, amount: -25.55

Right ascension unit: www.wikidata.org, amount: +295.94715830760300

Right ascension component of proper motion unit: www.wikidata.org, amount: -5.619

Spectral class K2

Surface gravity unit: www.wikidata.org, amount: +1318

External References (2)

Gaia id 2076321812345274496

Simbad id HD 225559

References

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

Direct Wikidata claims

[2] ↑ Q91073459 — instance of (P31): red giant branch star. SIMBAD. wikidata.org.
[3] ↑ Q91073459 — constellation (P59): Cygnus. wikidata.org.
[4] ↑ Q91073459 — spectral class (P215): K2. VizieR Online Data Catalog: Henry Draper Catalogue and Extension, published in Ann. Harvard Obs. 91-100 (1918-1925). wikidata.org.
[5] ↑ Q91073459 — catalog code (P528): BD+39 3889. SIMBAD. wikidata.org.
[6] ↑ Q91073459 — catalog code (P528): CCDM J19438+3953A. SIMBAD. wikidata.org.
[7] ↑ Q91073459 — catalog code (P528): GSC 03140-02613. SIMBAD. wikidata.org.
[8] ↑ Q91073459 — catalog code (P528): HD 225559. SIMBAD. wikidata.org.
[9] ↑ Q91073459 — catalog code (P528): IDS 19403+3939 A. SIMBAD. wikidata.org.
[10] ↑ Q91073459 — catalog code (P528): TYC 3140-2613-1. SIMBAD. wikidata.org.
[11] ↑ Q91073459 — catalog code (P528): 2MASS J19434730+3953080. SIMBAD. wikidata.org.
[12] ↑ Q91073459 — catalog code (P528): WDS J19437+3953A. SIMBAD. wikidata.org.
[13] ↑ Q91073459 — catalog code (P528): KIC 4763063. SIMBAD. wikidata.org.
[14] ↑ Q91073459 — catalog code (P528): Gaia DR1 2076321812345274496. SIMBAD. wikidata.org.
[15] ↑ Q91073459 — catalog code (P528): Gaia DR2 2076321812345274496. SIMBAD. wikidata.org.
[16] ↑ Q91073459 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.25'}. The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
[17] ↑ Q91073459 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.21'}. The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
[18] ↑ Q91073459 — apparent magnitude (P1215): {'unit': '1', 'amount': '+8.484'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[19] ↑ Q91073459 — apparent magnitude (P1215): {'unit': '1', 'amount': '+8.011'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[20] ↑ Q91073459 — apparent magnitude (P1215): {'unit': '1', 'amount': '+7.909'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[21] ↑ Q91073459 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.9547'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q91073459 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.2981'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q91073459 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-25.55'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q91073459 — metallicity (P2227): {'unit': '1', 'amount': '+0.130'}. Spectroscopic determination of masses (and implied ages) for red giants. wikidata.org.
[25] ↑ Q91073459 — diameter (P2386): {'unit': 'http://www.wikidata.org/entity/Q828224', 'amount': '+12700000'}. Strömgren Survey for Asteroseismology and Galactic Archaeology: Let the Saga Begin. wikidata.org.
[26] ↑ Q91073459 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+770.357'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q91073459 is an instance of red giant branch star (Q66619666) [P31, primary]. Wikidata. wikidata.org.

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APA 4ort.xyz Knowledge Graph. (2026). Q91073459. Retrieved May 7, 2026, from https://4ort.xyz/entity/q91073459

MLA “Q91073459.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q91073459.

BibTeX

@misc{4ortxyz_q91073459_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q91073459}}, year = {2026}, url = {https://4ort.xyz/entity/q91073459}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q91073459 — https://4ort.xyz/entity/q91073459 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q91073459 · Last refreshed: May 7, 2026