Q80590974

hot subdwarf star in the constellation Leo

Thing hot_subdwarf_star Q80590974

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Q80590974

Summary

Q80590974 is a hot subdwarf star^[1].

Key Facts

Q80590974's instance of is recorded as hot subdwarf star^[2].
Q80590974's constellation is recorded as Leo^[3].
Q80590974's spectral class is recorded as sdB^[4].
Q80590974's catalog code is recorded as GALEX J111808.6+180822^[5].
Q80590974's catalog code is recorded as GPM 169.536095+18.139905^[6].
Q80590974's catalog code is recorded as 2MASS J11180867+1808232^[7].
Q80590974's catalog code is recorded as CHSS 1861^[8].
Q80590974's catalog code is recorded as Pul -3 770290^[9].
Q80590974's catalog code is recorded as SDSS J111808.66+180823.0^[10].
Q80590974's catalog code is recorded as SDSS J111808.65+180823.0^[11].
Q80590974's catalog code is recorded as Gaia DR2 3971809837776084224^[12].
Q80590974's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.4'}^[13].
Q80590974's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.3'}^[14].
Q80590974's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.405'}^[15].
Q80590974's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.302'}^[16].
Q80590974's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.626'}^[17].
Q80590974's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.839'}^[18].
Q80590974's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.50'}^[19].
Q80590974's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.56'}^[20].
Q80590974's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.47'}^[21].
Q80590974's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.026'}^[22].
Q80590974's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.4901'}^[23].
Q80590974's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+184'}^[24].
Q80590974's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+109'}^[25].
Q80590974's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+169.53608080195420'}^[26].

Body

Definition and Type

Q80590974's instance of is recorded as hot subdwarf star^[2].

⭐ Popularity Graph

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Quick Facts

Instance of hot subdwarf star

Properties

Apparent magnitude unit: 1, amount: +15.4, unit: 1, amount: +15.3, unit: 1, amount: +15.405, unit: 1, amount: +15.302, unit: 1, amount: +15.626, unit: 1, amount: +15.839, unit: 1, amount: +15.50, unit: 1, amount: +15.56, unit: 1, amount: +15.47, unit: 1, amount: +16.026, unit: 1, amount: +15.4901

Catalog code GALEX J111808.6+180822, GPM 169.536095+18.139905, 2MASS J11180867+1808232, CHSS 1861, Pul -3 770290, SDSS J111808.66+180823.0, SDSS J111808.65+180823.0, Gaia DR2 3971809837776084224

Constellation Leo

Declination unit: www.wikidata.org, amount: +18.13975309598150

Declination component of proper motion unit: www.wikidata.org, amount: -4.229

Distance from earth unit: www.wikidata.org, amount: +109

Effective temperature unit: www.wikidata.org, amount: +7819, unit: www.wikidata.org, amount: +15000

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Radial velocity unit: www.wikidata.org, amount: +184

Right ascension unit: www.wikidata.org, amount: +169.53608080195420

Right ascension component of proper motion unit: www.wikidata.org, amount: -3.314

Spectral class sdB

Surface gravity unit: www.wikidata.org, amount: +98000000, unit: www.wikidata.org, amount: +3160000000

External References (2)

Gaia id 3971809837776084224

Simbad id CHSS 1861

References

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

Direct Wikidata claims

[2] ↑ Q80590974 — instance of (P31): hot subdwarf star. SIMBAD. wikidata.org.
[3] ↑ Q80590974 — constellation (P59): Leo. wikidata.org.
[4] ↑ Q80590974 — spectral class (P215): sdB. The population of hot subdwarf stars studied with Gaia. I. The catalog of known hot subdwarf stars. wikidata.org.
[5] ↑ Q80590974 — catalog code (P528): GALEX J111808.6+180822. SIMBAD. wikidata.org.
[6] ↑ Q80590974 — catalog code (P528): GPM 169.536095+18.139905. SIMBAD. wikidata.org.
[7] ↑ Q80590974 — catalog code (P528): 2MASS J11180867+1808232. SIMBAD. wikidata.org.
[8] ↑ Q80590974 — catalog code (P528): CHSS 1861. SIMBAD. wikidata.org.
[9] ↑ Q80590974 — catalog code (P528): Pul -3 770290. SIMBAD. wikidata.org.
[10] ↑ Q80590974 — catalog code (P528): SDSS J111808.66+180823.0. SIMBAD. wikidata.org.
[11] ↑ Q80590974 — catalog code (P528): SDSS J111808.65+180823.0. SIMBAD. wikidata.org.
[12] ↑ Q80590974 — catalog code (P528): Gaia DR2 3971809837776084224. SIMBAD. wikidata.org.
[13] ↑ Q80590974 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.4'}. SIMBAD. wikidata.org.
[14] ↑ Q80590974 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.3'}. SIMBAD. wikidata.org.
[15] ↑ Q80590974 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.405'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[16] ↑ Q80590974 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.302'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[17] ↑ Q80590974 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.626'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[18] ↑ Q80590974 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.839'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[19] ↑ Q80590974 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.50'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[20] ↑ Q80590974 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.56'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[21] ↑ Q80590974 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.47'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[22] ↑ Q80590974 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.026'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[23] ↑ Q80590974 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.4901'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q80590974 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+184'}. The Century Survey Galactic Halo Project III: A Complete 4300 DEG2 Survey of Blue Horizontal Branch Stars in the Metal-Weak Thick Disk and Inner Halo. wikidata.org.
[25] ↑ Q80590974 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+109'}. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.
[26] ↑ Q80590974 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+169.53608080195420'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q80590974 is an instance of hot subdwarf star (Q54231557) [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). Q80590974. Retrieved May 7, 2026, from https://4ort.xyz/entity/q80590974

MLA “Q80590974.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q80590974.

BibTeX

@misc{4ortxyz_q80590974_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q80590974}}, year = {2026}, url = {https://4ort.xyz/entity/q80590974}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q80590974 — https://4ort.xyz/entity/q80590974 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q80590974 · Last refreshed: May 7, 2026