Q81821711

red giant branch star in the constellation Hercules

Thing red_giant_branch_star Q81821711

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Q81821711

Summary

Q81821711 is a red giant branch star^[1].

Key Facts

Q81821711's instance of is recorded as red giant branch star^[2].
Q81821711's constellation is recorded as Hercules^[3].
Q81821711's part of is recorded as Messier 13^[4].
Q81821711's catalog code is recorded as Cl* NGC 6205 KAD 188^[5].
Q81821711's catalog code is recorded as Cl* NGC 6205 SANDA A1^[6].
Q81821711's catalog code is recorded as GPM 250.179159+36.461674^[7].
Q81821711's catalog code is recorded as USNO-A2.0 1200-07982379^[8].
Q81821711's catalog code is recorded as 2MASS J16404298+3627418^[9].
Q81821711's catalog code is recorded as LAMOST J164042.98+362741.8^[10].
Q81821711's catalog code is recorded as Gaia DR2 1328081923194738432^[11].
Q81821711's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.410'}^[12].
Q81821711's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.784'}^[13].
Q81821711's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.704'}^[14].
Q81821711's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.44'}^[15].
Q81821711's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.39'}^[16].
Q81821711's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.0529'}^[17].
Q81821711's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.0955'}^[18].
Q81821711's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-245.27'}^[19].
Q81821711's metallicity is recorded as {'unit': '1', 'amount': '-1.52'}^[20].
Q81821711's SIMBAD ID is recorded as Cl* NGC 6205 KAD 188^[21].
Q81821711's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+250.17909811014870'}^[22].
Q81821711's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+36.46162221031260'}^[23].
Q81821711's epoch is recorded as J2000.0^[24].
Q81821711's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+4564'}^[25].
Q81821711's surface gravity is recorded as {'unit': 'http://www.wikidata.org/entity/Q39699418', 'amount': '+24'}^[26].

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Quick Facts

Instance of red giant branch star

Part of Messier 13

Properties

Apparent magnitude unit: 1, amount: +11.410, unit: 1, amount: +10.784, unit: 1, amount: +10.704, unit: 1, amount: +14.44, unit: 1, amount: +13.39, unit: 1, amount: +13.0529

Catalog code Cl* NGC 6205 KAD 188, Cl* NGC 6205 SANDA A1, GPM 250.179159+36.461674, USNO-A2.0 1200-07982379, 2MASS J16404298+3627418, LAMOST J164042.98+362741.8, Gaia DR2 1328081923194738432

Constellation Hercules

Declination unit: www.wikidata.org, amount: +36.46162221031260

Declination component of proper motion unit: www.wikidata.org, amount: -2.564

Effective temperature unit: www.wikidata.org, amount: +4564

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Metallicity unit: 1, amount: -1.52

Parallax unit: www.wikidata.org, amount: +0.0955

Radial velocity unit: www.wikidata.org, amount: -245.27

Right ascension unit: www.wikidata.org, amount: +250.17909811014870

Right ascension component of proper motion unit: www.wikidata.org, amount: -3.014

Surface gravity unit: www.wikidata.org, amount: +24

External References (2)

Gaia id 1328081923194738432

Simbad id Cl* NGC 6205 KAD 188

References

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

Direct Wikidata claims

[2] ↑ Q81821711 — instance of (P31): red giant branch star. SIMBAD. wikidata.org.
[3] ↑ Q81821711 — constellation (P59): Hercules. wikidata.org.
[4] ↑ Q81821711 — part of (P361): Messier 13. SIMBAD. wikidata.org.
[5] ↑ Q81821711 — catalog code (P528): Cl* NGC 6205 KAD 188. SIMBAD. wikidata.org.
[6] ↑ Q81821711 — catalog code (P528): Cl* NGC 6205 SANDA A1. SIMBAD. wikidata.org.
[7] ↑ Q81821711 — catalog code (P528): GPM 250.179159+36.461674. SIMBAD. wikidata.org.
[8] ↑ Q81821711 — catalog code (P528): USNO-A2.0 1200-07982379. SIMBAD. wikidata.org.
[9] ↑ Q81821711 — catalog code (P528): 2MASS J16404298+3627418. SIMBAD. wikidata.org.
[10] ↑ Q81821711 — catalog code (P528): LAMOST J164042.98+362741.8. SIMBAD. wikidata.org.
[11] ↑ Q81821711 — catalog code (P528): Gaia DR2 1328081923194738432. SIMBAD. wikidata.org.
[12] ↑ Q81821711 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.410'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[13] ↑ Q81821711 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.784'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[14] ↑ Q81821711 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.704'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q81821711 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.44'}. Mass outflow and chromospheric activity of red giant stars in globular clusters. II. M13 and M92. wikidata.org.
[16] ↑ Q81821711 — apparent magnitude (P1215): {'unit': '1', 'amount': '+13.39'}. Mass outflow and chromospheric activity of red giant stars in globular clusters. II. M13 and M92. wikidata.org.
[17] ↑ Q81821711 — apparent magnitude (P1215): {'unit': '1', 'amount': '+13.0529'}. Gaia Data Release 2. wikidata.org.
[18] ↑ Q81821711 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.0955'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q81821711 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-245.27'}. Gaia Data Release 2. wikidata.org.
[20] ↑ Q81821711 — metallicity (P2227): {'unit': '1', 'amount': '-1.52'}. Oxygen and sodium abundances in M13 (NGC 6205) giants: linking globular cluster formation scenarios, deep mixing, and post-RGB evolution. wikidata.org.
[21] ↑ Q81821711 — SIMBAD ID (P3083): Cl* NGC 6205 KAD 188. wikidata.org.
[22] ↑ Q81821711 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+250.17909811014870'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81821711 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+36.46162221031260'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81821711 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81821711 — effective temperature (P6879): {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+4564'}. Exploring anticorrelations and light element variations in northern globular clusters observed by the APOGEE survey. wikidata.org.
[26] ↑ Q81821711 — surface gravity (P7015): {'unit': 'http://www.wikidata.org/entity/Q39699418', 'amount': '+24'}. Exploring anticorrelations and light element variations in northern globular clusters observed by the APOGEE survey. wikidata.org.

Class ancestry

[1] ↑ Q81821711 is an instance of red giant branch star (Q66619666) [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). Q81821711. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81821711

MLA “Q81821711.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81821711.

BibTeX

@misc{4ortxyz_q81821711_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81821711}}, year = {2026}, url = {https://4ort.xyz/entity/q81821711}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81821711 — https://4ort.xyz/entity/q81821711 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81821711 · Last refreshed: May 7, 2026