Q81505887

hot subdwarf star in the constellation Canes Venatici

Thing hot_subdwarf_star Q81505887

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Q81505887

Summary

Q81505887 is a hot subdwarf star^[1].

Key Facts

Q81505887's instance of is recorded as hot subdwarf star^[2].
Q81505887's constellation is recorded as Canes Venatici^[3].
Q81505887's spectral class is recorded as sdO^[4].
Q81505887's catalog code is recorded as GALEX J123904.9+473750^[5].
Q81505887's catalog code is recorded as HS 1236+4754^[6].
Q81505887's catalog code is recorded as PG 1236+479^[7].
Q81505887's catalog code is recorded as Ton 96^[8].
Q81505887's catalog code is recorded as UBV M 43114^[9].
Q81505887's catalog code is recorded as 2MASS J12390505+4737509^[10].
Q81505887's catalog code is recorded as SDSS J123905.03+473750.7^[11].
Q81505887's catalog code is recorded as USNO-B1.0 1376-00281063^[12].
Q81505887's catalog code is recorded as GSC2 N13003102489^[13].
Q81505887's catalog code is recorded as Gaia DR2 1543006141129419648^[14].
Q81505887's redshift is recorded as {'unit': '1', 'amount': '-0.00022'}^[15].
Q81505887's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.123'}^[16].
Q81505887's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.280'}^[17].
Q81505887's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.786'}^[18].
Q81505887's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.119'}^[19].
Q81505887's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.437'}^[20].
Q81505887's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.219'}^[21].
Q81505887's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.089'}^[22].
Q81505887's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.37'}^[23].
Q81505887's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.63'}^[24].
Q81505887's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.5619'}^[25].
Q81505887's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.5205'}^[26].

Body

Definition and Type

Q81505887'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: +15.123, unit: 1, amount: +15.280, unit: 1, amount: +15.786, unit: 1, amount: +16.119, unit: 1, amount: +16.437, unit: 1, amount: +16.219, unit: 1, amount: +16.089, unit: 1, amount: +15.37, unit: 1, amount: +15.63, unit: 1, amount: +15.5619

Catalog code GALEX J123904.9+473750, HS 1236+4754, PG 1236+479, Ton 96, UBV M 43114, 2MASS J12390505+4737509, SDSS J123905.03+473750.7, USNO-B1.0 1376-00281063, GSC2 N13003102489, Gaia DR2 1543006141129419648

Constellation Canes Venatici

Declination unit: www.wikidata.org, amount: +47.63076217395780

Declination component of proper motion unit: www.wikidata.org, amount: -2.177

Distance from earth unit: www.wikidata.org, amount: +613

Effective temperature unit: www.wikidata.org, amount: +17505, unit: www.wikidata.org, amount: +28000

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +0.5205

Radial velocity unit: www.wikidata.org, amount: -66

Redshift unit: 1, amount: -0.00022

Right ascension unit: www.wikidata.org, amount: +189.77101176190430

Right ascension component of proper motion unit: www.wikidata.org, amount: -12.784

Spectral class sdO

Surface gravity unit: www.wikidata.org, amount: +26000000

External References (2)

Gaia id 1543006141129419648

Simbad id Ton 96

References

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

Direct Wikidata claims

[2] ↑ Q81505887 — instance of (P31): hot subdwarf star. SIMBAD. wikidata.org.
[3] ↑ Q81505887 — constellation (P59): Canes Venatici. wikidata.org.
[4] ↑ Q81505887 — spectral class (P215): sdO. A Catalog of Spectroscopically Confirmed White Dwarfs from the Sloan Digital Sky Survey Data Release 4. wikidata.org.
[5] ↑ Q81505887 — catalog code (P528): GALEX J123904.9+473750. SIMBAD. wikidata.org.
[6] ↑ Q81505887 — catalog code (P528): HS 1236+4754. SIMBAD. wikidata.org.
[7] ↑ Q81505887 — catalog code (P528): PG 1236+479. SIMBAD. wikidata.org.
[8] ↑ Q81505887 — catalog code (P528): Ton 96. SIMBAD. wikidata.org.
[9] ↑ Q81505887 — catalog code (P528): UBV M 43114. SIMBAD. wikidata.org.
[10] ↑ Q81505887 — catalog code (P528): 2MASS J12390505+4737509. SIMBAD. wikidata.org.
[11] ↑ Q81505887 — catalog code (P528): SDSS J123905.03+473750.7. SIMBAD. wikidata.org.
[12] ↑ Q81505887 — catalog code (P528): USNO-B1.0 1376-00281063. SIMBAD. wikidata.org.
[13] ↑ Q81505887 — catalog code (P528): GSC2 N13003102489. SIMBAD. wikidata.org.
[14] ↑ Q81505887 — catalog code (P528): Gaia DR2 1543006141129419648. SIMBAD. wikidata.org.
[15] ↑ Q81505887 — redshift (P1090): {'unit': '1', 'amount': '-0.00022'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[16] ↑ Q81505887 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.123'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[17] ↑ Q81505887 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.280'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[18] ↑ Q81505887 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.786'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[19] ↑ Q81505887 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.119'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[20] ↑ Q81505887 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.437'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[21] ↑ Q81505887 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.219'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[22] ↑ Q81505887 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.089'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[23] ↑ Q81505887 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.37'}. The Guide Star Catalog, Version 2.2 (GSC2.2). wikidata.org.
[24] ↑ Q81505887 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.63'}. The second-generation guide star catalog: description and properties. wikidata.org.
[25] ↑ Q81505887 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.5619'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81505887 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.5205'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81505887 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). Q81505887. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81505887

MLA “Q81505887.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81505887.

BibTeX

@misc{4ortxyz_q81505887_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81505887}}, year = {2026}, url = {https://4ort.xyz/entity/q81505887}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81505887 — https://4ort.xyz/entity/q81505887 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81505887 · Last refreshed: May 7, 2026