Q90217817

white dwarf in the constellation Cetus

Thing white_dwarf Q90217817

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Q90217817

Summary

Q90217817 is a white dwarf^[1].

Key Facts

Q90217817's instance of is recorded as white dwarf^[2].
Q90217817's constellation is recorded as Cetus^[3].
Q90217817's spectral class is recorded as DA^[4].
Q90217817's catalog code is recorded as PHL 8384^[5].
Q90217817's catalog code is recorded as WD 0233+007^[6].
Q90217817's catalog code is recorded as SDSS J023543.09+005557.1^[7].
Q90217817's catalog code is recorded as SDSS J023543.07+005557.0^[8].
Q90217817's catalog code is recorded as SDSS J023543.10+005557.1^[9].
Q90217817's catalog code is recorded as SDSS J023543.07+005557.1^[10].
Q90217817's catalog code is recorded as SDSS J023543.13+005557.3^[11].
Q90217817's catalog code is recorded as Gaia DR2 2502044025898006912^[12].
Q90217817's redshift is recorded as {'unit': '1', 'amount': '+0.00021'}^[13].
Q90217817's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.4'}^[14].
Q90217817's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.622'}^[15].
Q90217817's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.90'}^[16].
Q90217817's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.76'}^[17].
Q90217817's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.8'}^[18].
Q90217817's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.120'}^[19].
Q90217817's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.150'}^[20].
Q90217817's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.245'}^[21].
Q90217817's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.403'}^[22].
Q90217817's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.1173'}^[23].
Q90217817's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+4.9740'}^[24].
Q90217817's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+63'}^[25].
Q90217817's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+201.0454'}^[26].

Body

Definition and Type

Q90217817's instance of is recorded as white dwarf^[2].

⭐ Popularity Graph

0/100 long tail

Quick Facts

Instance of white dwarf

Properties

Apparent magnitude unit: 1, amount: +18.4, unit: 1, amount: +18.622, unit: 1, amount: +17.90, unit: 1, amount: +17.76, unit: 1, amount: +17.8, unit: 1, amount: +18.120, unit: 1, amount: +18.150, unit: 1, amount: +18.245, unit: 1, amount: +18.403, unit: 1, amount: +18.1173

Catalog code PHL 8384, WD 0233+007, SDSS J023543.09+005557.1, SDSS J023543.07+005557.0, SDSS J023543.10+005557.1, SDSS J023543.07+005557.1, SDSS J023543.13+005557.3, Gaia DR2 2502044025898006912

Constellation Cetus

Declination unit: www.wikidata.org, amount: +0.93251879405790

Declination component of proper motion unit: www.wikidata.org, amount: +36.109

Distance from earth unit: www.wikidata.org, amount: +201.0454

Effective temperature unit: www.wikidata.org, amount: +10106, unit: www.wikidata.org, amount: +9968, unit: www.wikidata.org, amount: +10054

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +4.9740

Radial velocity unit: www.wikidata.org, amount: +63

Redshift unit: 1, amount: +0.00021

Right ascension unit: www.wikidata.org, amount: +38.92953359893720

Right ascension component of proper motion unit: www.wikidata.org, amount: +71.552

Spectral class DA

Surface gravity unit: www.wikidata.org, amount: +170000000, unit: www.wikidata.org, amount: +138000000

External References (2)

Gaia id 2502044025898006912

Simbad id PHL 8384

References

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

Direct Wikidata claims

[2] ↑ Q90217817 — instance of (P31): white dwarf. SIMBAD. wikidata.org.
[3] ↑ Q90217817 — constellation (P59): Cetus. wikidata.org.
[4] ↑ Q90217817 — spectral class (P215): DA. SDSS DR7 white dwarf catalog. wikidata.org.
[5] ↑ Q90217817 — catalog code (P528): PHL 8384. SIMBAD. wikidata.org.
[6] ↑ Q90217817 — catalog code (P528): WD 0233+007. SIMBAD. wikidata.org.
[7] ↑ Q90217817 — catalog code (P528): SDSS J023543.09+005557.1. SIMBAD. wikidata.org.
[8] ↑ Q90217817 — catalog code (P528): SDSS J023543.07+005557.0. SIMBAD. wikidata.org.
[9] ↑ Q90217817 — catalog code (P528): SDSS J023543.10+005557.1. SIMBAD. wikidata.org.
[10] ↑ Q90217817 — catalog code (P528): SDSS J023543.07+005557.1. SIMBAD. wikidata.org.
[11] ↑ Q90217817 — catalog code (P528): SDSS J023543.13+005557.3. SIMBAD. wikidata.org.
[12] ↑ Q90217817 — catalog code (P528): Gaia DR2 2502044025898006912. SIMBAD. wikidata.org.
[13] ↑ Q90217817 — redshift (P1090): {'unit': '1', 'amount': '+0.00021'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[14] ↑ Q90217817 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.4'}. SIMBAD. wikidata.org.
[15] ↑ Q90217817 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.622'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[16] ↑ Q90217817 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.90'}. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.
[17] ↑ Q90217817 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.76'}. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.
[18] ↑ Q90217817 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.8'}. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.
[19] ↑ Q90217817 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.120'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[20] ↑ Q90217817 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.150'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[21] ↑ Q90217817 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.245'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[22] ↑ Q90217817 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.403'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[23] ↑ Q90217817 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.1173'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q90217817 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+4.9740'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q90217817 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+63'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[26] ↑ Q90217817 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+201.0454'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q90217817 is an instance of white dwarf (Q5871) [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). Q90217817. Retrieved May 7, 2026, from https://4ort.xyz/entity/q90217817

MLA “Q90217817.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q90217817.

BibTeX

@misc{4ortxyz_q90217817_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q90217817}}, year = {2026}, url = {https://4ort.xyz/entity/q90217817}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q90217817 — https://4ort.xyz/entity/q90217817 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q90217817 · Last refreshed: May 7, 2026