Q87871728

star in the constellation Cepheus

Thing star Q87871728

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Q87871728

Summary

Q87871728 is a star^[1].

Key Facts

Q87871728's instance of is recorded as star^[2].
Q87871728's constellation is recorded as Cepheus^[3].
Q87871728's spectral class is recorded as F0^[4].
Q87871728's catalog code is recorded as AG+58 1309^[5].
Q87871728's catalog code is recorded as BD+58 2216^[6].
Q87871728's catalog code is recorded as GSC 03964-01064^[7].
Q87871728's catalog code is recorded as HD 239555^[8].
Q87871728's catalog code is recorded as PPM 39095^[9].
Q87871728's catalog code is recorded as SAO 33093^[10].
Q87871728's catalog code is recorded as TYC 3964-1064-1^[11].
Q87871728's catalog code is recorded as YZ 58 11857^[12].
Q87871728's catalog code is recorded as 2MASS J21030671+5907039^[13].
Q87871728's catalog code is recorded as Cl Trumpler 37 1101^[14].
Q87871728's catalog code is recorded as Gaia DR1 2190678752572407552^[15].
Q87871728's catalog code is recorded as Gaia DR2 2190678756875052544^[16].
Q87871728's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.71'}^[17].
Q87871728's apparent magnitude is recorded as {'unit': '1', 'amount': '+8.895'}^[18].
Q87871728's apparent magnitude is recorded as {'unit': '1', 'amount': '+8.741'}^[19].
Q87871728's apparent magnitude is recorded as {'unit': '1', 'amount': '+8.705'}^[20].
Q87871728's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.09'}^[21].
Q87871728's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.5970'}^[22].
Q87871728's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+4.8191'}^[23].
Q87871728's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-30.04'}^[24].
Q87871728's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+207.5076'}^[25].
Q87871728's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+315.77794974327870'}^[26].

Body

Definition and Type

Q87871728'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: +9.71, unit: 1, amount: +8.895, unit: 1, amount: +8.741, unit: 1, amount: +8.705, unit: 1, amount: +10.09, unit: 1, amount: +9.5970

Catalog code AG+58 1309, BD+58 2216, GSC 03964-01064, HD 239555, PPM 39095, SAO 33093, TYC 3964-1064-1, YZ 58 11857, 2MASS J21030671+5907039, Cl Trumpler 37 1101, Gaia DR1 2190678752572407552, Gaia DR2 2190678756875052544

Constellation Cepheus

Declination unit: www.wikidata.org, amount: +59.11779162496560

Declination component of proper motion unit: www.wikidata.org, amount: -0.984

Distance from earth unit: www.wikidata.org, amount: +207.5076

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +4.8191

Radial velocity unit: www.wikidata.org, amount: -30.04

Right ascension unit: www.wikidata.org, amount: +315.77794974327870

Right ascension component of proper motion unit: www.wikidata.org, amount: +5.471

Spectral class F0

External References (2)

Gaia id 2190678756875052544

Simbad id HD 239555

References

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

Direct Wikidata claims

[2] ↑ Q87871728 — instance of (P31): star. SIMBAD. wikidata.org.
[3] ↑ Q87871728 — constellation (P59): Cepheus. wikidata.org.
[4] ↑ Q87871728 — spectral class (P215): F0. VizieR Online Data Catalog: Henry Draper Catalogue and Extension, published in Ann. Harvard Obs. 91-100 (1918-1925). wikidata.org.
[5] ↑ Q87871728 — catalog code (P528): AG+58 1309. SIMBAD. wikidata.org.
[6] ↑ Q87871728 — catalog code (P528): BD+58 2216. SIMBAD. wikidata.org.
[7] ↑ Q87871728 — catalog code (P528): GSC 03964-01064. SIMBAD. wikidata.org.
[8] ↑ Q87871728 — catalog code (P528): HD 239555. SIMBAD. wikidata.org.
[9] ↑ Q87871728 — catalog code (P528): PPM 39095. SIMBAD. wikidata.org.
[10] ↑ Q87871728 — catalog code (P528): SAO 33093. SIMBAD. wikidata.org.
[11] ↑ Q87871728 — catalog code (P528): TYC 3964-1064-1. SIMBAD. wikidata.org.
[12] ↑ Q87871728 — catalog code (P528): YZ 58 11857. SIMBAD. wikidata.org.
[13] ↑ Q87871728 — catalog code (P528): 2MASS J21030671+5907039. SIMBAD. wikidata.org.
[14] ↑ Q87871728 — catalog code (P528): Cl Trumpler 37 1101. SIMBAD. wikidata.org.
[15] ↑ Q87871728 — catalog code (P528): Gaia DR1 2190678752572407552. SIMBAD. wikidata.org.
[16] ↑ Q87871728 — catalog code (P528): Gaia DR2 2190678756875052544. SIMBAD. wikidata.org.
[17] ↑ Q87871728 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.71'}. The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
[18] ↑ Q87871728 — apparent magnitude (P1215): {'unit': '1', 'amount': '+8.895'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[19] ↑ Q87871728 — apparent magnitude (P1215): {'unit': '1', 'amount': '+8.741'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[20] ↑ Q87871728 — apparent magnitude (P1215): {'unit': '1', 'amount': '+8.705'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[21] ↑ Q87871728 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.09'}. The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
[22] ↑ Q87871728 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.5970'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q87871728 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+4.8191'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q87871728 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-30.04'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q87871728 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+207.5076'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q87871728 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+315.77794974327870'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q87871728 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). Q87871728. Retrieved May 7, 2026, from https://4ort.xyz/entity/q87871728

MLA “Q87871728.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q87871728.

BibTeX

@misc{4ortxyz_q87871728_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q87871728}}, year = {2026}, url = {https://4ort.xyz/entity/q87871728}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q87871728 — https://4ort.xyz/entity/q87871728 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q87871728 · Last refreshed: May 7, 2026