Q87878121

hot subdwarf star in the constellation Hercules

Thing hot_subdwarf_star Q87878121

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Q87878121

Summary

Q87878121 is a hot subdwarf star^[1].

Key Facts

Q87878121's instance of is recorded as hot subdwarf star^[2].
Q87878121's constellation is recorded as Hercules^[3].
Q87878121's spectral class is recorded as sdOHe^[4].
Q87878121's catalog code is recorded as GALEX J163416.1+221141^[5].
Q87878121's catalog code is recorded as WD 1632+222^[6].
Q87878121's catalog code is recorded as PG 1632+223^[7].
Q87878121's catalog code is recorded as SDSS J163416.08+221141.0^[8].
Q87878121's catalog code is recorded as 2MASS J16341608+2211412^[9].
Q87878121's catalog code is recorded as UCAC2 39682509^[10].
Q87878121's catalog code is recorded as UCAC4 561-058549^[11].
Q87878121's catalog code is recorded as WISE J163416.09+221141.0^[12].
Q87878121's catalog code is recorded as SDSS J163416.09+221141.0^[13].
Q87878121's catalog code is recorded as Gaia DR2 1297946371053374592^[14].
Q87878121's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.23'}^[15].
Q87878121's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.013'}^[16].
Q87878121's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.279'}^[17].
Q87878121's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.874'}^[18].
Q87878121's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.982'}^[19].
Q87878121's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.52'}^[20].
Q87878121's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.95'}^[21].
Q87878121's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.160'}^[22].
Q87878121's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.625'}^[23].
Q87878121's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.286'}^[24].
Q87878121's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.4196'}^[25].
Q87878121's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.5338'}^[26].

Body

Definition and Type

Q87878121's instance of is recorded as hot subdwarf star^[2].

⭐ Popularity Graph

0/100 established

Quick Facts

Instance of hot subdwarf star

Properties

Apparent magnitude unit: 1, amount: +15.23, unit: 1, amount: +16.013, unit: 1, amount: +16.279, unit: 1, amount: +14.874, unit: 1, amount: +15.982, unit: 1, amount: +15.52, unit: 1, amount: +15.95, unit: 1, amount: +15.160, unit: 1, amount: +15.625, unit: 1, amount: +16.286, unit: 1, amount: +15.4196

Catalog code GALEX J163416.1+221141, WD 1632+222, PG 1632+223, SDSS J163416.08+221141.0, 2MASS J16341608+2211412, UCAC2 39682509, UCAC4 561-058549, WISE J163416.09+221141.0, SDSS J163416.09+221141.0, Gaia DR2 1297946371053374592

Constellation Hercules

Declination unit: www.wikidata.org, amount: +22.19475019260680

Declination component of proper motion unit: www.wikidata.org, amount: -3.778

Distance from earth unit: www.wikidata.org, amount: +1873.3608

Effective temperature unit: www.wikidata.org, amount: +28000, unit: www.wikidata.org, amount: +8378

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +0.5338

Right ascension unit: www.wikidata.org, amount: +248.56704622142890

Right ascension component of proper motion unit: www.wikidata.org, amount: -3.561

Spectral class sdOHe

Surface gravity unit: www.wikidata.org, amount: +210000000

External References (2)

Gaia id 1297946371053374592

Simbad id PG 1632+223

References

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

Direct Wikidata claims

[2] ↑ Q87878121 — instance of (P31): hot subdwarf star. SIMBAD. wikidata.org.
[3] ↑ Q87878121 — constellation (P59): Hercules. wikidata.org.
[4] ↑ Q87878121 — spectral class (P215): sdOHe. Hot subdwarfs from the ESO supernova Ia progenitor survey. II. Atmospheric parameters of subdwarf O stars. wikidata.org.
[5] ↑ Q87878121 — catalog code (P528): GALEX J163416.1+221141. SIMBAD. wikidata.org.
[6] ↑ Q87878121 — catalog code (P528): WD 1632+222. SIMBAD. wikidata.org.
[7] ↑ Q87878121 — catalog code (P528): PG 1632+223. SIMBAD. wikidata.org.
[8] ↑ Q87878121 — catalog code (P528): SDSS J163416.08+221141.0. SIMBAD. wikidata.org.
[9] ↑ Q87878121 — catalog code (P528): 2MASS J16341608+2211412. SIMBAD. wikidata.org.
[10] ↑ Q87878121 — catalog code (P528): UCAC2 39682509. SIMBAD. wikidata.org.
[11] ↑ Q87878121 — catalog code (P528): UCAC4 561-058549. SIMBAD. wikidata.org.
[12] ↑ Q87878121 — catalog code (P528): WISE J163416.09+221141.0. SIMBAD. wikidata.org.
[13] ↑ Q87878121 — catalog code (P528): SDSS J163416.09+221141.0. SIMBAD. wikidata.org.
[14] ↑ Q87878121 — catalog code (P528): Gaia DR2 1297946371053374592. SIMBAD. wikidata.org.
[15] ↑ Q87878121 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.23'}. Fourth USNO CCD Astrograph Catalog. wikidata.org.
[16] ↑ Q87878121 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.013'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[17] ↑ Q87878121 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.279'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[18] ↑ Q87878121 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.874'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[19] ↑ Q87878121 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.982'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[20] ↑ Q87878121 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.52'}. Fourth USNO CCD Astrograph Catalog. wikidata.org.
[21] ↑ Q87878121 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.95'}. Fourth USNO CCD Astrograph Catalog. wikidata.org.
[22] ↑ Q87878121 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.160'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[23] ↑ Q87878121 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.625'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[24] ↑ Q87878121 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.286'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[25] ↑ Q87878121 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.4196'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q87878121 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.5338'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q87878121 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). Q87878121. Retrieved May 7, 2026, from https://4ort.xyz/entity/q87878121

MLA “Q87878121.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q87878121.

BibTeX

@misc{4ortxyz_q87878121_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q87878121}}, year = {2026}, url = {https://4ort.xyz/entity/q87878121}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q87878121 — https://4ort.xyz/entity/q87878121 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q87878121 · Last refreshed: May 7, 2026