Q87501451

star in the constellation Cygnus

Thing star Q87501451

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Q87501451

Summary

Q87501451 is a star^[1].

Key Facts

Q87501451's instance of is recorded as star^[2].
Q87501451's constellation is recorded as Cygnus^[3].
Q87501451's spectral class is recorded as K3III^[4].
Q87501451's spectral class is recorded as K2III^[5].
Q87501451's spectral class is recorded as K2.5III^[6].
Q87501451's catalog code is recorded as Gaia DR2 2139329467909467008^[7].
Q87501451's catalog code is recorded as KIC 12984404^[8].
Q87501451's catalog code is recorded as 2MASS J19204135+5225258^[9].
Q87501451's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.5897'}^[10].
Q87501451's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.851'}^[11].
Q87501451's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.212'}^[12].
Q87501451's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.095'}^[13].
Q87501451's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.6645'}^[14].
Q87501451's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-47.97'}^[15].
Q87501451's metallicity is recorded as {'unit': '1', 'amount': '+0.20'}^[16].
Q87501451's metallicity is recorded as {'unit': '1', 'amount': '+0.15'}^[17].
Q87501451's metallicity is recorded as {'unit': '1', 'amount': '+0.14'}^[18].
Q87501451's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+1504.89'}^[19].
Q87501451's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+290.17231178714206'}^[20].
Q87501451's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+52.42384217593194'}^[21].
Q87501451's epoch is recorded as J2000.0^[22].
Q87501451's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+4458'}^[23].
Q87501451's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+4528'}^[24].
Q87501451's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+4437'}^[25].
Q87501451's surface gravity is recorded as {'unit': 'http://www.wikidata.org/entity/Q39699418', 'amount': '+360'}^[26].

Body

Definition and Type

Q87501451'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: +11.5897, unit: 1, amount: +9.851, unit: 1, amount: +9.212, unit: 1, amount: +9.095

Catalog code Gaia DR2 2139329467909467008, KIC 12984404, 2MASS J19204135+5225258

Constellation Cygnus

Declination unit: www.wikidata.org, amount: +52.42384217593194

Declination component of proper motion unit: www.wikidata.org, amount: +3.223

Distance from earth unit: www.wikidata.org, amount: +1504.89

Effective temperature unit: www.wikidata.org, amount: +4458, unit: www.wikidata.org, amount: +4528, unit: www.wikidata.org, amount: +4437

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Metallicity unit: 1, amount: +0.20, unit: 1, amount: +0.15, unit: 1, amount: +0.14

Parallax unit: www.wikidata.org, amount: +0.6645

Radial velocity unit: www.wikidata.org, amount: -47.97

Right ascension unit: www.wikidata.org, amount: +290.17231178714206

Right ascension component of proper motion unit: www.wikidata.org, amount: +1.790

Spectral class K3III, K2III, K2.5III

Surface gravity unit: www.wikidata.org, amount: +360, unit: www.wikidata.org, amount: +390, unit: www.wikidata.org, amount: +310

External References (2)

Gaia id 2139329467909467008

Simbad id 2MASS J19204135+5225258

References

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

Direct Wikidata claims

[2] ↑ Q87501451 — instance of (P31): star. SIMBAD. wikidata.org.
[3] ↑ Q87501451 — constellation (P59): Cygnus. wikidata.org.
[4] ↑ Q87501451 — spectral class (P215): K3III. Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. wikidata.org.
[5] ↑ Q87501451 — spectral class (P215): K2III. Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. wikidata.org.
[6] ↑ Q87501451 — spectral class (P215): K2.5III. Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. wikidata.org.
[7] ↑ Q87501451 — catalog code (P528): Gaia DR2 2139329467909467008. SIMBAD. wikidata.org.
[8] ↑ Q87501451 — catalog code (P528): KIC 12984404. SIMBAD. wikidata.org.
[9] ↑ Q87501451 — catalog code (P528): 2MASS J19204135+5225258. SIMBAD. wikidata.org.
[10] ↑ Q87501451 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.5897'}. Gaia Data Release 2. wikidata.org.
[11] ↑ Q87501451 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.851'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[12] ↑ Q87501451 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.212'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[13] ↑ Q87501451 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.095'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[14] ↑ Q87501451 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.6645'}. Gaia Data Release 2. wikidata.org.
[15] ↑ Q87501451 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-47.97'}. Gaia Data Release 2. wikidata.org.
[16] ↑ Q87501451 — metallicity (P2227): {'unit': '1', 'amount': '+0.20'}. Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. wikidata.org.
[17] ↑ Q87501451 — metallicity (P2227): {'unit': '1', 'amount': '+0.15'}. Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. wikidata.org.
[18] ↑ Q87501451 — metallicity (P2227): {'unit': '1', 'amount': '+0.14'}. Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. wikidata.org.
[19] ↑ Q87501451 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+1504.89'}. Gaia Data Release 2. wikidata.org.
[20] ↑ Q87501451 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+290.17231178714206'}. Gaia Data Release 2. wikidata.org.
[21] ↑ Q87501451 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+52.42384217593194'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q87501451 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[23] ↑ Q87501451 — effective temperature (P6879): {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+4458'}. Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. wikidata.org.
[24] ↑ Q87501451 — effective temperature (P6879): {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+4528'}. Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. wikidata.org.
[25] ↑ Q87501451 — effective temperature (P6879): {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+4437'}. Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. wikidata.org.
[26] ↑ Q87501451 — surface gravity (P7015): {'unit': 'http://www.wikidata.org/entity/Q39699418', 'amount': '+360'}. 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] ↑ Q87501451 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). Q87501451. Retrieved May 7, 2026, from https://4ort.xyz/entity/q87501451

MLA “Q87501451.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q87501451.

BibTeX

@misc{4ortxyz_q87501451_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q87501451}}, year = {2026}, url = {https://4ort.xyz/entity/q87501451}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q87501451 — https://4ort.xyz/entity/q87501451 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q87501451 · Last refreshed: May 7, 2026