Q81813901

hot subdwarf star in the constellation Leo

Thing hot_subdwarf_star Q81813901

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Q81813901

Summary

Q81813901 is a hot subdwarf star^[1].

Key Facts

Q81813901's instance of is recorded as hot subdwarf star^[2].
Q81813901's constellation is recorded as Leo^[3].
Q81813901's spectral class is recorded as sdB^[4].
Q81813901's catalog code is recorded as GALEX J110920.4+264724^[5].
Q81813901's catalog code is recorded as PG 1106+271^[6].
Q81813901's catalog code is recorded as Ton 59^[7].
Q81813901's catalog code is recorded as SDSS J110920.38+264725.3^[8].
Q81813901's catalog code is recorded as 2MASS J11092038+2647254^[9].
Q81813901's catalog code is recorded as UCAC2 41197502^[10].
Q81813901's catalog code is recorded as UCAC4 584-046228^[11].
Q81813901's catalog code is recorded as LAMOST J110920.40+264724.7^[12].
Q81813901's catalog code is recorded as Gaia DR2 3998182792399323904^[13].
Q81813901's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.28'}^[14].
Q81813901's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.845'}^[15].
Q81813901's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.219'}^[16].
Q81813901's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.722'}^[17].
Q81813901's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.032'}^[18].
Q81813901's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.305'}^[19].
Q81813901's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.904'}^[20].
Q81813901's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.981'}^[21].
Q81813901's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.34'}^[22].
Q81813901's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.98'}^[23].
Q81813901's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.52'}^[24].
Q81813901's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.4906'}^[25].
Q81813901's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.1116'}^[26].

Body

Definition and Type

Q81813901'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: +15.28, unit: 1, amount: +14.845, unit: 1, amount: +15.219, unit: 1, amount: +15.722, unit: 1, amount: +16.032, unit: 1, amount: +16.305, unit: 1, amount: +15.904, unit: 1, amount: +15.981, unit: 1, amount: +15.34, unit: 1, amount: +15.98, unit: 1, amount: +15.52, unit: 1, amount: +15.4906

Catalog code GALEX J110920.4+264724, PG 1106+271, Ton 59, SDSS J110920.38+264725.3, 2MASS J11092038+2647254, UCAC2 41197502, UCAC4 584-046228, LAMOST J110920.40+264724.7, Gaia DR2 3998182792399323904

Constellation Leo

Declination unit: www.wikidata.org, amount: +26.79037692378880

Declination component of proper motion unit: www.wikidata.org, amount: -9.981

Distance from earth unit: www.wikidata.org, amount: +389

Effective temperature unit: www.wikidata.org, amount: +16525, unit: www.wikidata.org, amount: +36000

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +0.1116

Right ascension unit: www.wikidata.org, amount: +167.33493086148840

Right ascension component of proper motion unit: www.wikidata.org, amount: +7.064

Spectral class sdB

Surface gravity unit: www.wikidata.org, amount: +70000000

External References (2)

Gaia id 3998182792399323904

Simbad id Ton 59

References

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

Direct Wikidata claims

[2] ↑ Q81813901 — instance of (P31): hot subdwarf star. SIMBAD. wikidata.org.
[3] ↑ Q81813901 — constellation (P59): Leo. wikidata.org.
[4] ↑ Q81813901 — spectral class (P215): sdB. The Palomar-Green catalog of ultraviolet-excess stellar objects. wikidata.org.
[5] ↑ Q81813901 — catalog code (P528): GALEX J110920.4+264724. SIMBAD. wikidata.org.
[6] ↑ Q81813901 — catalog code (P528): PG 1106+271. SIMBAD. wikidata.org.
[7] ↑ Q81813901 — catalog code (P528): Ton 59. SIMBAD. wikidata.org.
[8] ↑ Q81813901 — catalog code (P528): SDSS J110920.38+264725.3. SIMBAD. wikidata.org.
[9] ↑ Q81813901 — catalog code (P528): 2MASS J11092038+2647254. SIMBAD. wikidata.org.
[10] ↑ Q81813901 — catalog code (P528): UCAC2 41197502. SIMBAD. wikidata.org.
[11] ↑ Q81813901 — catalog code (P528): UCAC4 584-046228. SIMBAD. wikidata.org.
[12] ↑ Q81813901 — catalog code (P528): LAMOST J110920.40+264724.7. SIMBAD. wikidata.org.
[13] ↑ Q81813901 — catalog code (P528): Gaia DR2 3998182792399323904. SIMBAD. wikidata.org.
[14] ↑ Q81813901 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.28'}. Fourth USNO CCD Astrograph Catalog. wikidata.org.
[15] ↑ Q81813901 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.845'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[16] ↑ Q81813901 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.219'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[17] ↑ Q81813901 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.722'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[18] ↑ Q81813901 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.032'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[19] ↑ Q81813901 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.305'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[20] ↑ Q81813901 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.904'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[21] ↑ Q81813901 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.981'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[22] ↑ Q81813901 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.34'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[23] ↑ Q81813901 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.98'}. Fourth USNO CCD Astrograph Catalog. wikidata.org.
[24] ↑ Q81813901 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.52'}. Fourth USNO CCD Astrograph Catalog. wikidata.org.
[25] ↑ Q81813901 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.4906'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81813901 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.1116'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81813901 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). Q81813901. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81813901

MLA “Q81813901.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81813901.

BibTeX

@misc{4ortxyz_q81813901_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81813901}}, year = {2026}, url = {https://4ort.xyz/entity/q81813901}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81813901 — https://4ort.xyz/entity/q81813901 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81813901 · Last refreshed: May 7, 2026