Q78197773

hot subdwarf star in the constellation Boötes

Thing hot_subdwarf_star Q78197773

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Q78197773

Summary

Q78197773 is a hot subdwarf star^[1].

Key Facts

Q78197773's instance of is recorded as hot subdwarf star^[2].
Q78197773's constellation is recorded as Boötes^[3].
Q78197773's spectral class is recorded as sdO^[4].
Q78197773's catalog code is recorded as GALEX J144709.2+511639^[5].
Q78197773's catalog code is recorded as SBSS 1445+514^[6].
Q78197773's catalog code is recorded as SDSS J144709.19+511639.8^[7].
Q78197773's catalog code is recorded as SDSS J144709.19+511639.9^[8].
Q78197773's catalog code is recorded as USNO-B1.0 1412-00246137^[9].
Q78197773's catalog code is recorded as Gaia DR2 1593521583660586112^[10].
Q78197773's redshift is recorded as {'unit': '1', 'amount': '-0.00050'}^[11].
Q78197773's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.99'}^[12].
Q78197773's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.75'}^[13].
Q78197773's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.046'}^[14].
Q78197773's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.485'}^[15].
Q78197773's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.391'}^[16].
Q78197773's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.9'}^[17].
Q78197773's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.4'}^[18].
Q78197773's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.8031'}^[19].
Q78197773's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.0654'}^[20].
Q78197773's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-150'}^[21].
Q78197773's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+75'}^[22].
Q78197773's SIMBAD ID is recorded as SBSS 1445+514^[23].
Q78197773's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+221.78833511006640'}^[24].
Q78197773's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+51.27773191221680'}^[25].
Q78197773's epoch is recorded as J2000.0^[26].

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Quick Facts

Instance of hot subdwarf star

Properties

Apparent magnitude unit: 1, amount: +18.99, unit: 1, amount: +19.75, unit: 1, amount: +18.046, unit: 1, amount: +18.485, unit: 1, amount: +19.391, unit: 1, amount: +18.9, unit: 1, amount: +19.4, unit: 1, amount: +18.8031

Catalog code GALEX J144709.2+511639, SBSS 1445+514, SDSS J144709.19+511639.8, SDSS J144709.19+511639.9, USNO-B1.0 1412-00246137, Gaia DR2 1593521583660586112

Constellation Boötes

Declination unit: www.wikidata.org, amount: +51.27773191221680

Declination component of proper motion unit: www.wikidata.org, amount: -1.249

Distance from earth unit: www.wikidata.org, amount: +75

Effective temperature unit: www.wikidata.org, amount: +40000, unit: www.wikidata.org, amount: +12828

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +0.0654

Radial velocity unit: www.wikidata.org, amount: -150

Redshift unit: 1, amount: -0.00050

Right ascension unit: www.wikidata.org, amount: +221.78833511006640

Right ascension component of proper motion unit: www.wikidata.org, amount: -9.554

Spectral class sdO

Surface gravity unit: www.wikidata.org, amount: +275000000

External References (2)

Gaia id 1593521583660586112

Simbad id SBSS 1445+514

References

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

Direct Wikidata claims

[2] ↑ Q78197773 — instance of (P31): hot subdwarf star. SIMBAD. wikidata.org.
[3] ↑ Q78197773 — constellation (P59): Boötes. wikidata.org.
[4] ↑ Q78197773 — spectral class (P215): sdO. A Catalog of Spectroscopically Confirmed White Dwarfs from the Sloan Digital Sky Survey Data Release 4. wikidata.org.
[5] ↑ Q78197773 — catalog code (P528): GALEX J144709.2+511639. SIMBAD. wikidata.org.
[6] ↑ Q78197773 — catalog code (P528): SBSS 1445+514. SIMBAD. wikidata.org.
[7] ↑ Q78197773 — catalog code (P528): SDSS J144709.19+511639.8. SIMBAD. wikidata.org.
[8] ↑ Q78197773 — catalog code (P528): SDSS J144709.19+511639.9. SIMBAD. wikidata.org.
[9] ↑ Q78197773 — catalog code (P528): USNO-B1.0 1412-00246137. SIMBAD. wikidata.org.
[10] ↑ Q78197773 — catalog code (P528): Gaia DR2 1593521583660586112. SIMBAD. wikidata.org.
[11] ↑ Q78197773 — redshift (P1090): {'unit': '1', 'amount': '-0.00050'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q78197773 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.99'}. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.
[13] ↑ Q78197773 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.75'}. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.
[14] ↑ Q78197773 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.046'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[15] ↑ Q78197773 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.485'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[16] ↑ Q78197773 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.391'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[17] ↑ Q78197773 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.9'}. The USNO-B Catalog. wikidata.org.
[18] ↑ Q78197773 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.4'}. The USNO-B Catalog. wikidata.org.
[19] ↑ Q78197773 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.8031'}. Gaia Data Release 2. wikidata.org.
[20] ↑ Q78197773 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.0654'}. Gaia Data Release 2. wikidata.org.
[21] ↑ Q78197773 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-150'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[22] ↑ Q78197773 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+75'}. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.
[23] ↑ Q78197773 — SIMBAD ID (P3083): SBSS 1445+514. wikidata.org.
[24] ↑ Q78197773 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+221.78833511006640'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q78197773 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+51.27773191221680'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q78197773 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q78197773 is an instance of hot subdwarf star (Q54231557) [P31, primary]. Wikidata. wikidata.org.

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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). Q78197773. Retrieved May 7, 2026, from https://4ort.xyz/entity/q78197773

MLA “Q78197773.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q78197773.

BibTeX

@misc{4ortxyz_q78197773_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q78197773}}, year = {2026}, url = {https://4ort.xyz/entity/q78197773}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q78197773 — https://4ort.xyz/entity/q78197773 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q78197773 · Last refreshed: May 7, 2026