Q78184587

blue straggler in the constellation Cygnus

Thing blue_straggler Q78184587

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Q78184587

Summary

Q78184587 is a blue straggler^[1].

Key Facts

Q78184587's instance of is recorded as blue straggler^[2].
Q78184587's constellation is recorded as Cygnus^[3].
Q78184587's part of is recorded as Q652216^[4].
Q78184587's catalog code is recorded as [YSD2013] V191^[5].
Q78184587's catalog code is recorded as Cl* NGC 6819 P 20^[6].
Q78184587's catalog code is recorded as [HGM2009b] WOCS 001010^[7].
Q78184587's catalog code is recorded as GEN# +2.68190980^[8].
Q78184587's catalog code is recorded as UBV M 37231^[9].
Q78184587's catalog code is recorded as 2MASS J19414264+4011401^[10].
Q78184587's catalog code is recorded as [PGM2013] 650429^[11].
Q78184587's catalog code is recorded as SBC9 3232^[12].
Q78184587's catalog code is recorded as Gaia DR2 2076392769511459712^[13].
Q78184587's apparent magnitude is recorded as {'unit': '1', 'amount': '+12.531'}^[14].
Q78184587's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.01'}^[15].
Q78184587's apparent magnitude is recorded as {'unit': '1', 'amount': '+12.308'}^[16].
Q78184587's apparent magnitude is recorded as {'unit': '1', 'amount': '+12.221'}^[17].
Q78184587's apparent magnitude is recorded as {'unit': '1', 'amount': '+12.225'}^[18].
Q78184587's apparent magnitude is recorded as {'unit': '1', 'amount': '+12.82'}^[19].
Q78184587's apparent magnitude is recorded as {'unit': '1', 'amount': '+12.7899'}^[20].
Q78184587's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.3881'}^[21].
Q78184587's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+2.330'}^[22].
Q78184587's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+2576.6555'}^[23].
Q78184587's SIMBAD ID is recorded as Cl* NGC 6819 P 20^[24].
Q78184587's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+295.42767600517230'}^[25].
Q78184587's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+40.19447986695680'}^[26].

⭐ Popularity Graph

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Quick Facts

Instance of blue straggler

Part of NGC 6819

Properties

Apparent magnitude unit: 1, amount: +12.531, unit: 1, amount: +13.01, unit: 1, amount: +12.308, unit: 1, amount: +12.221, unit: 1, amount: +12.225, unit: 1, amount: +12.82, unit: 1, amount: +12.7899

Catalog code [YSD2013] V191, Cl* NGC 6819 P 20, [HGM2009b] WOCS 001010, GEN# +2.68190980, UBV M 37231, 2MASS J19414264+4011401, [PGM2013] 650429, SBC9 3232, Gaia DR2 2076392769511459712

Constellation Cygnus

Declination unit: www.wikidata.org, amount: +40.19447986695680

Declination component of proper motion unit: www.wikidata.org, amount: -3.813

Distance from earth unit: www.wikidata.org, amount: +2576.6555

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +0.3881

Radial velocity unit: www.wikidata.org, amount: +2.330

Right ascension unit: www.wikidata.org, amount: +295.42767600517230

Right ascension component of proper motion unit: www.wikidata.org, amount: -2.914

External References (2)

Gaia id 2076392769511459712

Simbad id Cl* NGC 6819 P 20

References

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

Direct Wikidata claims

[2] ↑ Q78184587 — instance of (P31): blue straggler. SIMBAD. wikidata.org.
[3] ↑ Q78184587 — constellation (P59): Cygnus. wikidata.org.
[4] ↑ Q78184587 — part of (P361): Q652216. SIMBAD. wikidata.org.
[5] ↑ Q78184587 — catalog code (P528): [YSD2013] V191. SIMBAD. wikidata.org.
[6] ↑ Q78184587 — catalog code (P528): Cl* NGC 6819 P 20. SIMBAD. wikidata.org.
[7] ↑ Q78184587 — catalog code (P528): [HGM2009b] WOCS 001010. SIMBAD. wikidata.org.
[8] ↑ Q78184587 — catalog code (P528): GEN# +2.68190980. SIMBAD. wikidata.org.
[9] ↑ Q78184587 — catalog code (P528): UBV M 37231. SIMBAD. wikidata.org.
[10] ↑ Q78184587 — catalog code (P528): 2MASS J19414264+4011401. SIMBAD. wikidata.org.
[11] ↑ Q78184587 — catalog code (P528): [PGM2013] 650429. SIMBAD. wikidata.org.
[12] ↑ Q78184587 — catalog code (P528): SBC9 3232. SIMBAD. wikidata.org.
[13] ↑ Q78184587 — catalog code (P528): Gaia DR2 2076392769511459712. SIMBAD. wikidata.org.
[14] ↑ Q78184587 — apparent magnitude (P1215): {'unit': '1', 'amount': '+12.531'}. WIYN open cluster study LII: wide-field CCD photometry of the old open cluster NGC 6819. wikidata.org.
[15] ↑ Q78184587 — apparent magnitude (P1215): {'unit': '1', 'amount': '+13.01'}. SIMBAD. wikidata.org.
[16] ↑ Q78184587 — apparent magnitude (P1215): {'unit': '1', 'amount': '+12.308'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[17] ↑ Q78184587 — apparent magnitude (P1215): {'unit': '1', 'amount': '+12.221'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[18] ↑ Q78184587 — apparent magnitude (P1215): {'unit': '1', 'amount': '+12.225'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[19] ↑ Q78184587 — apparent magnitude (P1215): {'unit': '1', 'amount': '+12.82'}. WIYN open cluster study. LX. Spectroscopic binary orbits in NGC 6819. wikidata.org.
[20] ↑ Q78184587 — apparent magnitude (P1215): {'unit': '1', 'amount': '+12.7899'}. Gaia Data Release 2. wikidata.org.
[21] ↑ Q78184587 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.3881'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q78184587 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+2.330'}. WIYN open cluster study. LX. Spectroscopic binary orbits in NGC 6819. wikidata.org.
[23] ↑ Q78184587 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+2576.6555'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q78184587 — SIMBAD ID (P3083): Cl* NGC 6819 P 20. wikidata.org.
[25] ↑ Q78184587 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+295.42767600517230'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q78184587 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+40.19447986695680'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q78184587 is an instance of blue straggler (Q5848) [P31, primary]. Wikidata. wikidata.org.

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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). Q78184587. Retrieved May 7, 2026, from https://4ort.xyz/entity/q78184587

MLA “Q78184587.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q78184587.

BibTeX

@misc{4ortxyz_q78184587_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q78184587}}, year = {2026}, url = {https://4ort.xyz/entity/q78184587}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q78184587 — https://4ort.xyz/entity/q78184587 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q78184587 · Last refreshed: May 7, 2026