Q91027797

long period variable

Thing long_period_variable_star Q91027797

Press Enter · cited answer in seconds

Q91027797

Summary

Q91027797 is a long-period variable star^[1].

Key Facts

Q91027797's instance of is recorded as long-period variable star^[2].
Q91027797's constellation is recorded as Cygnus^[3].
Q91027797's spectral class is recorded as M3II^[4].
Q91027797's spectral class is recorded as M4.5:III^[5].
Q91027797's catalog code is recorded as KIC 11399074^[6].
Q91027797's catalog code is recorded as 2MASS J19190429+4916440^[7].
Q91027797's catalog code is recorded as ROTSE1 J191904.23+491644.8^[8].
Q91027797's catalog code is recorded as Gaia DR2 2132606396684495872^[9].
Q91027797's type of variable star is recorded as long-period variable star^[10].
Q91027797's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.073'}^[11].
Q91027797's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.238'}^[12].
Q91027797's apparent magnitude is recorded as {'unit': '1', 'amount': '+8.979'}^[13].
Q91027797's apparent magnitude is recorded as {'unit': '1', 'amount': '+12.9805'}^[14].
Q91027797's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-166.32'}^[15].
Q91027797's metallicity is recorded as {'unit': '1', 'amount': '-0.10'}^[16].
Q91027797's metallicity is recorded as {'unit': '1', 'amount': '-0.12'}^[17].
Q91027797's metallicity is recorded as {'unit': '1', 'amount': '-0.06'}^[18].
Q91027797's metallicity is recorded as {'unit': '1', 'amount': '-0.15'}^[19].
Q91027797's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+289.76790970223660'}^[20].
Q91027797's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+49.27893239641840'}^[21].
Q91027797's epoch is recorded as J2000.0^[22].
Q91027797's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+3335'}^[23].
Q91027797's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+3284'}^[24].
Q91027797's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+3404'}^[25].
Q91027797's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+3275'}^[26].

Body

Definition and Type

Q91027797's instance of is recorded as long-period variable star^[2].

⭐ Popularity Graph

0/100 long tail

Quick Facts

Instance of long-period variable star

Properties

Apparent magnitude unit: 1, amount: +10.073, unit: 1, amount: +9.238, unit: 1, amount: +8.979, unit: 1, amount: +12.9805

Catalog code KIC 11399074, 2MASS J19190429+4916440, ROTSE1 J191904.23+491644.8, Gaia DR2 2132606396684495872

Constellation Cygnus

Declination unit: www.wikidata.org, amount: +49.27893239641840

Declination component of proper motion unit: www.wikidata.org, amount: -3.770

Effective temperature unit: www.wikidata.org, amount: +3335, unit: www.wikidata.org, amount: +3284, unit: www.wikidata.org, amount: +3404, unit: www.wikidata.org, amount: +3275

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Metallicity unit: 1, amount: -0.10, unit: 1, amount: -0.12, unit: 1, amount: -0.06, unit: 1, amount: -0.15

Radial velocity unit: www.wikidata.org, amount: -166.32

Right ascension unit: www.wikidata.org, amount: +289.76790970223660

Right ascension component of proper motion unit: www.wikidata.org, amount: -1.938

Spectral class M3II, M4.5:III

Surface gravity unit: www.wikidata.org, amount: +3, unit: www.wikidata.org, amount: +4

Type of variable star long-period variable star

External References (2)

Gaia id 2132606396684495872

Simbad id ROTSE1 J191904.23+491644.8

References

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

Direct Wikidata claims

[2] ↑ Q91027797 — instance of (P31): long-period variable star. SIMBAD. wikidata.org.
[3] ↑ Q91027797 — constellation (P59): Cygnus. wikidata.org.
[4] ↑ Q91027797 — spectral class (P215): M3II. Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. wikidata.org.
[5] ↑ Q91027797 — spectral class (P215): M4.5:III. Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. wikidata.org.
[6] ↑ Q91027797 — catalog code (P528): KIC 11399074. SIMBAD. wikidata.org.
[7] ↑ Q91027797 — catalog code (P528): 2MASS J19190429+4916440. SIMBAD. wikidata.org.
[8] ↑ Q91027797 — catalog code (P528): ROTSE1 J191904.23+491644.8. SIMBAD. wikidata.org.
[9] ↑ Q91027797 — catalog code (P528): Gaia DR2 2132606396684495872. SIMBAD. wikidata.org.
[10] ↑ Q91027797 — type of variable star (P881): long-period variable star. ROTSE all-sky surveys for variable stars. I. Test fields. wikidata.org.
[11] ↑ Q91027797 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.073'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[12] ↑ Q91027797 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.238'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[13] ↑ Q91027797 — apparent magnitude (P1215): {'unit': '1', 'amount': '+8.979'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[14] ↑ Q91027797 — apparent magnitude (P1215): {'unit': '1', 'amount': '+12.9805'}. Gaia Data Release 2. wikidata.org.
[15] ↑ Q91027797 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-166.32'}. Gaia Data Release 2. wikidata.org.
[16] ↑ Q91027797 — metallicity (P2227): {'unit': '1', 'amount': '-0.10'}. Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. wikidata.org.
[17] ↑ Q91027797 — metallicity (P2227): {'unit': '1', 'amount': '-0.12'}. Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. wikidata.org.
[18] ↑ Q91027797 — metallicity (P2227): {'unit': '1', 'amount': '-0.06'}. Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. wikidata.org.
[19] ↑ Q91027797 — 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.
[20] ↑ Q91027797 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+289.76790970223660'}. Gaia Data Release 2. wikidata.org.
[21] ↑ Q91027797 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+49.27893239641840'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q91027797 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[23] ↑ Q91027797 — effective temperature (P6879): {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+3335'}. Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. wikidata.org.
[24] ↑ Q91027797 — effective temperature (P6879): {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+3284'}. Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. wikidata.org.
[25] ↑ Q91027797 — effective temperature (P6879): {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+3404'}. Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. wikidata.org.
[26] ↑ Q91027797 — effective temperature (P6879): {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+3275'}. 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] ↑ Q91027797 is an instance of long-period variable star (Q1153690) [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). Q91027797. Retrieved May 7, 2026, from https://4ort.xyz/entity/q91027797

MLA “Q91027797.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q91027797.

BibTeX

@misc{4ortxyz_q91027797_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q91027797}}, year = {2026}, url = {https://4ort.xyz/entity/q91027797}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q91027797 — https://4ort.xyz/entity/q91027797 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q91027797 · Last refreshed: May 7, 2026