Q80689735

white dwarf in the constellation Cetus

Thing white_dwarf Q80689735

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Q80689735

Summary

Q80689735 is a white dwarf^[1].

Key Facts

Q80689735's instance of is recorded as white dwarf^[2].
Q80689735's constellation is recorded as Cetus^[3].
Q80689735's spectral class is recorded as DA^[4].
Q80689735's catalog code is recorded as PB 8919^[5].
Q80689735's catalog code is recorded as PHL 1009^[6].
Q80689735's catalog code is recorded as SDSS J013112.64-095820.0^[7].
Q80689735's catalog code is recorded as SDSS J013112.64-095820.1^[8].
Q80689735's catalog code is recorded as WD 0128-102^[9].
Q80689735's catalog code is recorded as SDSS J013112.65-095819.9^[10].
Q80689735's catalog code is recorded as Gaia DR2 2458894241821876352^[11].
Q80689735's redshift is recorded as {'unit': '1', 'amount': '+0.00000'}^[12].
Q80689735's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.3'}^[13].
Q80689735's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.2'}^[14].
Q80689735's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.971'}^[15].
Q80689735's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.193'}^[16].
Q80689735's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.614'}^[17].
Q80689735's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.931'}^[18].
Q80689735's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.291'}^[19].
Q80689735's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.4597'}^[20].
Q80689735's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+2.4746'}^[21].
Q80689735's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+0'}^[22].
Q80689735's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+480'}^[23].
Q80689735's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+527'}^[24].
Q80689735's SIMBAD ID is recorded as PHL 1009^[25].
Q80689735's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+22.80266945048920'}^[26].

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Quick Facts

Instance of white dwarf

Properties

Apparent magnitude unit: 1, amount: +18.3, unit: 1, amount: +18.2, unit: 1, amount: +17.971, unit: 1, amount: +18.193, unit: 1, amount: +18.614, unit: 1, amount: +18.931, unit: 1, amount: +19.291, unit: 1, amount: +18.4597

Catalog code PB 8919, PHL 1009, SDSS J013112.64-095820.0, SDSS J013112.64-095820.1, WD 0128-102, SDSS J013112.65-095819.9, Gaia DR2 2458894241821876352

Constellation Cetus

Declination unit: www.wikidata.org, amount: -9.97222504096680

Declination component of proper motion unit: www.wikidata.org, amount: +2.739

Distance from earth unit: www.wikidata.org, amount: +480, unit: www.wikidata.org, amount: +527

Effective temperature unit: www.wikidata.org, amount: +29858, unit: www.wikidata.org, amount: +30583

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +2.4746

Radial velocity unit: www.wikidata.org, amount: +0

Redshift unit: 1, amount: +0.00000

Right ascension unit: www.wikidata.org, amount: +22.80266945048920

Right ascension component of proper motion unit: www.wikidata.org, amount: +35.137

Spectral class DA

Surface gravity unit: www.wikidata.org, amount: +69000000, unit: www.wikidata.org, amount: +102000000

External References (2)

Gaia id 2458894241821876352

Simbad id PHL 1009

References

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

Direct Wikidata claims

[2] ↑ Q80689735 — instance of (P31): white dwarf. SIMBAD. wikidata.org.
[3] ↑ Q80689735 — constellation (P59): Cetus. wikidata.org.
[4] ↑ Q80689735 — spectral class (P215): DA. A Catalog of Spectroscopically Confirmed White Dwarfs from the Sloan Digital Sky Survey Data Release 4. wikidata.org.
[5] ↑ Q80689735 — catalog code (P528): PB 8919. SIMBAD. wikidata.org.
[6] ↑ Q80689735 — catalog code (P528): PHL 1009. SIMBAD. wikidata.org.
[7] ↑ Q80689735 — catalog code (P528): SDSS J013112.64-095820.0. SIMBAD. wikidata.org.
[8] ↑ Q80689735 — catalog code (P528): SDSS J013112.64-095820.1. SIMBAD. wikidata.org.
[9] ↑ Q80689735 — catalog code (P528): WD 0128-102. SIMBAD. wikidata.org.
[10] ↑ Q80689735 — catalog code (P528): SDSS J013112.65-095819.9. SIMBAD. wikidata.org.
[11] ↑ Q80689735 — catalog code (P528): Gaia DR2 2458894241821876352. SIMBAD. wikidata.org.
[12] ↑ Q80689735 — redshift (P1090): {'unit': '1', 'amount': '+0.00000'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[13] ↑ Q80689735 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.3'}. SIMBAD. wikidata.org.
[14] ↑ Q80689735 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.2'}. SIMBAD. wikidata.org.
[15] ↑ Q80689735 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.971'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[16] ↑ Q80689735 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.193'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[17] ↑ Q80689735 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.614'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[18] ↑ Q80689735 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.931'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[19] ↑ Q80689735 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.291'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[20] ↑ Q80689735 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.4597'}. Gaia Data Release 2. wikidata.org.
[21] ↑ Q80689735 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+2.4746'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q80689735 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+0'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[23] ↑ Q80689735 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+480'}. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.
[24] ↑ Q80689735 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+527'}. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.
[25] ↑ Q80689735 — SIMBAD ID (P3083): PHL 1009. wikidata.org.
[26] ↑ Q80689735 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+22.80266945048920'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q80689735 is an instance of white dwarf (Q5871) [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). Q80689735. Retrieved May 7, 2026, from https://4ort.xyz/entity/q80689735

MLA “Q80689735.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q80689735.

BibTeX

@misc{4ortxyz_q80689735_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q80689735}}, year = {2026}, url = {https://4ort.xyz/entity/q80689735}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q80689735 — https://4ort.xyz/entity/q80689735 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q80689735 · Last refreshed: May 7, 2026