Q89821615

Delta Scuti variable star in the constellation Cygnus

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Q89821615

Summary

Q89821615 is a Delta Scuti variable^[1].

Key Facts

Q89821615's instance of is recorded as Delta Scuti variable^[2].
Q89821615's constellation is recorded as Cygnus^[3].
Q89821615's spectral class is recorded as A9III^[4].
Q89821615's catalog code is recorded as AG+39 1999^[5].
Q89821615's catalog code is recorded as BD+38 3741^[6].
Q89821615's catalog code is recorded as GSC 03136-00815^[7].
Q89821615's catalog code is recorded as HD 225644^[8].
Q89821615's catalog code is recorded as PPM 83473^[9].
Q89821615's catalog code is recorded as SAO 68792^[10].
Q89821615's catalog code is recorded as TYC 3136-815-1^[11].
Q89821615's catalog code is recorded as 2MASS J19450317+3911260^[12].
Q89821615's catalog code is recorded as KIC 4077032^[13].
Q89821615's catalog code is recorded as Gaia DR1 2073278776475573632^[14].
Q89821615's catalog code is recorded as Gaia DR2 2073278780785526656^[15].
Q89821615's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.010'}^[16].
Q89821615's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.71'}^[17].
Q89821615's apparent magnitude is recorded as {'unit': '1', 'amount': '+8.937'}^[18].
Q89821615's apparent magnitude is recorded as {'unit': '1', 'amount': '+8.841'}^[19].
Q89821615's apparent magnitude is recorded as {'unit': '1', 'amount': '+8.776'}^[20].
Q89821615's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.5674'}^[21].
Q89821615's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.9789'}^[22].
Q89821615's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-25.96'}^[23].
Q89821615's metallicity is recorded as {'unit': '1', 'amount': '+0.16'}^[24].
Q89821615's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+505.3312'}^[25].
Q89821615's stellar rotational velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+17'}^[26].

Body

Definition and Type

Q89821615's instance of is recorded as Delta Scuti variable^[2].

⭐ Popularity Graph

0/100 established

Quick Facts

Instance of Delta Scuti variable

Properties

Apparent magnitude unit: 1, amount: +10.010, unit: 1, amount: +9.71, unit: 1, amount: +8.937, unit: 1, amount: +8.841, unit: 1, amount: +8.776, unit: 1, amount: +9.5674

Catalog code AG+39 1999, BD+38 3741, GSC 03136-00815, HD 225644, PPM 83473, SAO 68792, TYC 3136-815-1, 2MASS J19450317+3911260, KIC 4077032, Gaia DR1 2073278776475573632, Gaia DR2 2073278780785526656

Constellation Cygnus

Declination unit: www.wikidata.org, amount: +39.19054519092140

Declination component of proper motion unit: www.wikidata.org, amount: +1.065

Distance from earth unit: www.wikidata.org, amount: +505.3312

Effective temperature unit: www.wikidata.org, amount: +7172

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Metallicity unit: 1, amount: +0.16

Parallax unit: www.wikidata.org, amount: +1.9789

Radial velocity unit: www.wikidata.org, amount: -25.96

Right ascension unit: www.wikidata.org, amount: +296.26322164741410

Right ascension component of proper motion unit: www.wikidata.org, amount: +5.110

Spectral class A9III

Stellar rotational velocity unit: www.wikidata.org, amount: +17

Surface gravity unit: www.wikidata.org, amount: +6000

External References (2)

Gaia id 2073278780785526656

Simbad id HD 225644

References

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

Direct Wikidata claims

[2] ↑ Q89821615 — instance of (P31): Delta Scuti variable. SIMBAD. wikidata.org.
[3] ↑ Q89821615 — constellation (P59): Cygnus. wikidata.org.
[4] ↑ Q89821615 — spectral class (P215): A9III. Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. wikidata.org.
[5] ↑ Q89821615 — catalog code (P528): AG+39 1999. SIMBAD. wikidata.org.
[6] ↑ Q89821615 — catalog code (P528): BD+38 3741. SIMBAD. wikidata.org.
[7] ↑ Q89821615 — catalog code (P528): GSC 03136-00815. SIMBAD. wikidata.org.
[8] ↑ Q89821615 — catalog code (P528): HD 225644. SIMBAD. wikidata.org.
[9] ↑ Q89821615 — catalog code (P528): PPM 83473. SIMBAD. wikidata.org.
[10] ↑ Q89821615 — catalog code (P528): SAO 68792. SIMBAD. wikidata.org.
[11] ↑ Q89821615 — catalog code (P528): TYC 3136-815-1. SIMBAD. wikidata.org.
[12] ↑ Q89821615 — catalog code (P528): 2MASS J19450317+3911260. SIMBAD. wikidata.org.
[13] ↑ Q89821615 — catalog code (P528): KIC 4077032. SIMBAD. wikidata.org.
[14] ↑ Q89821615 — catalog code (P528): Gaia DR1 2073278776475573632. SIMBAD. wikidata.org.
[15] ↑ Q89821615 — catalog code (P528): Gaia DR2 2073278780785526656. SIMBAD. wikidata.org.
[16] ↑ Q89821615 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.010'}. The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
[17] ↑ Q89821615 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.71'}. The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
[18] ↑ Q89821615 — apparent magnitude (P1215): {'unit': '1', 'amount': '+8.937'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[19] ↑ Q89821615 — apparent magnitude (P1215): {'unit': '1', 'amount': '+8.841'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[20] ↑ Q89821615 — apparent magnitude (P1215): {'unit': '1', 'amount': '+8.776'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[21] ↑ Q89821615 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.5674'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q89821615 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.9789'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q89821615 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-25.96'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q89821615 — 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.
[25] ↑ Q89821615 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+505.3312'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q89821615 — stellar rotational velocity (P4296): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+17'}. Spectroscopic survey of Kepler stars. I. HERMES/Mercator observations of A- and F-type stars. wikidata.org.

Class ancestry

[1] ↑ Q89821615 is an instance of Delta Scuti variable (Q836976) [P31, primary]. Wikidata. wikidata.org.

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APA 4ort.xyz Knowledge Graph. (2026). Q89821615. Retrieved May 7, 2026, from https://4ort.xyz/entity/q89821615

MLA “Q89821615.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q89821615.

BibTeX

@misc{4ortxyz_q89821615_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q89821615}}, year = {2026}, url = {https://4ort.xyz/entity/q89821615}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q89821615 — https://4ort.xyz/entity/q89821615 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q89821615 · Last refreshed: May 7, 2026