Q87640843

star in the constellation Cygnus

Thing star Q87640843

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Q87640843

Summary

Q87640843 is a star^[1].

Key Facts

Q87640843's instance of is recorded as star^[2].
Q87640843's constellation is recorded as Cygnus^[3].
Q87640843's spectral class is recorded as A8III^[4].
Q87640843's spectral class is recorded as A3V^[5].
Q87640843's catalog code is recorded as HD 191256^[6].
Q87640843's catalog code is recorded as BD+43 3492^[7].
Q87640843's catalog code is recorded as KIC 8463547^[8].
Q87640843's catalog code is recorded as TYC 3162-945-1^[9].
Q87640843's catalog code is recorded as 2MASS J20070875+4424231^[10].
Q87640843's catalog code is recorded as Gaia DR1 2081897607608658048^[11].
Q87640843's catalog code is recorded as Gaia DR2 2081897607608658048^[12].
Q87640843's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.789'}^[13].
Q87640843's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.74'}^[14].
Q87640843's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.683'}^[15].
Q87640843's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.42'}^[16].
Q87640843's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.61'}^[17].
Q87640843's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.2769'}^[18].
Q87640843's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.5359'}^[19].
Q87640843's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+1.6'}^[20].
Q87640843's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+2.0'}^[21].
Q87640843's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+0.6'}^[22].
Q87640843's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+1.2'}^[23].
Q87640843's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-3.0'}^[24].
Q87640843's metallicity is recorded as {'unit': '1', 'amount': '-0.18'}^[25].
Q87640843's metallicity is recorded as {'unit': '1', 'amount': '-0.16'}^[26].

Body

Definition and Type

Q87640843's instance of is recorded as star^[2].

⭐ Popularity Graph

0/100 long tail

Quick Facts

Instance of star

Properties

Apparent magnitude unit: 1, amount: +9.789, unit: 1, amount: +9.74, unit: 1, amount: +9.683, unit: 1, amount: +10.42, unit: 1, amount: +10.61, unit: 1, amount: +10.2769

Catalog code HD 191256, BD+43 3492, KIC 8463547, TYC 3162-945-1, 2MASS J20070875+4424231, Gaia DR1 2081897607608658048, Gaia DR2 2081897607608658048

Constellation Cygnus

Declination unit: www.wikidata.org, amount: +44.40640736233350

Declination component of proper motion unit: www.wikidata.org, amount: +3.851

Distance from earth unit: www.wikidata.org, amount: +651.0841

Effective temperature unit: www.wikidata.org, amount: +8830, unit: www.wikidata.org, amount: +8639, unit: www.wikidata.org, amount: +8482, unit: www.wikidata.org, amount: +8486, unit: www.wikidata.org, amount: +8689

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Metallicity unit: 1, amount: -0.18, unit: 1, amount: -0.16, unit: 1, amount: -0.14, unit: 1, amount: -0.15

Parallax unit: www.wikidata.org, amount: +1.5359

Radial velocity unit: www.wikidata.org, amount: +1.6, unit: www.wikidata.org, amount: +2.0, unit: www.wikidata.org, amount: +0.6, unit: www.wikidata.org, amount: +1.2, unit: www.wikidata.org, amount: -3.0

Right ascension unit: www.wikidata.org, amount: +301.78650048489360

Right ascension component of proper motion unit: www.wikidata.org, amount: +3.899

Spectral class A8III, A3V

Surface gravity unit: www.wikidata.org, amount: +6800, unit: www.wikidata.org, amount: +6900, unit: www.wikidata.org, amount: +7000, unit: www.wikidata.org, amount: +6500, unit: www.wikidata.org, amount: +7200

External References (2)

Gaia id 2081897607608658048

Simbad id HD 191256

References

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

Direct Wikidata claims

[2] ↑ Q87640843 — instance of (P31): star. SIMBAD. wikidata.org.
[3] ↑ Q87640843 — constellation (P59): Cygnus. wikidata.org.
[4] ↑ Q87640843 — spectral class (P215): A8III. Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. wikidata.org.
[5] ↑ Q87640843 — spectral class (P215): A3V. Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. wikidata.org.
[6] ↑ Q87640843 — catalog code (P528): HD 191256. SIMBAD. wikidata.org.
[7] ↑ Q87640843 — catalog code (P528): BD+43 3492. SIMBAD. wikidata.org.
[8] ↑ Q87640843 — catalog code (P528): KIC 8463547. SIMBAD. wikidata.org.
[9] ↑ Q87640843 — catalog code (P528): TYC 3162-945-1. SIMBAD. wikidata.org.
[10] ↑ Q87640843 — catalog code (P528): 2MASS J20070875+4424231. SIMBAD. wikidata.org.
[11] ↑ Q87640843 — catalog code (P528): Gaia DR1 2081897607608658048. SIMBAD. wikidata.org.
[12] ↑ Q87640843 — catalog code (P528): Gaia DR2 2081897607608658048. SIMBAD. wikidata.org.
[13] ↑ Q87640843 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.789'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[14] ↑ Q87640843 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.74'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q87640843 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.683'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q87640843 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.42'}. The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
[17] ↑ Q87640843 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.61'}. The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
[18] ↑ Q87640843 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.2769'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q87640843 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.5359'}. Gaia Data Release 2. wikidata.org.
[20] ↑ Q87640843 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+1.6'}. Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. wikidata.org.
[21] ↑ Q87640843 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+2.0'}. Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. wikidata.org.
[22] ↑ Q87640843 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+0.6'}. Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. wikidata.org.
[23] ↑ Q87640843 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+1.2'}. Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. wikidata.org.
[24] ↑ Q87640843 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-3.0'}. Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. wikidata.org.
[25] ↑ Q87640843 — metallicity (P2227): {'unit': '1', 'amount': '-0.18'}. Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. wikidata.org.
[26] ↑ Q87640843 — metallicity (P2227): {'unit': '1', 'amount': '-0.16'}. Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. wikidata.org.

Class ancestry

[1] ↑ Q87640843 is an instance of star (Q523) [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). Q87640843. Retrieved May 7, 2026, from https://4ort.xyz/entity/q87640843

MLA “Q87640843.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q87640843.

BibTeX

@misc{4ortxyz_q87640843_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q87640843}}, year = {2026}, url = {https://4ort.xyz/entity/q87640843}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q87640843 — https://4ort.xyz/entity/q87640843 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q87640843 · Last refreshed: May 7, 2026