Q92148084

white dwarf in the constellation Pegasus

Thing white_dwarf Q92148084

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Q92148084

Summary

Q92148084 is a white dwarf^[1].

Key Facts

Q92148084's instance of is recorded as white dwarf^[2].
Q92148084's constellation is recorded as Pegasus^[3].
Q92148084's spectral class is recorded as D^[4].
Q92148084's catalog code is recorded as SDSS J224254.73+215939.1^[5].
Q92148084's catalog code is recorded as [HHD2009] SDSS J2242+2159^[6].
Q92148084's catalog code is recorded as [RGS2010] J224254.72+215939.1^[7].
Q92148084's catalog code is recorded as SDSS J224254.72+215939.2^[8].
Q92148084's catalog code is recorded as WD 2240+217^[9].
Q92148084's catalog code is recorded as SDSS J224254.72+215939.1^[10].
Q92148084's catalog code is recorded as Gaia DR2 2836507281154782976^[11].
Q92148084's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.43'}^[12].
Q92148084's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.085'}^[13].
Q92148084's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.974'}^[14].
Q92148084's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.299'}^[15].
Q92148084's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.234'}^[16].
Q92148084's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.1832'}^[17].
Q92148084's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+3.7810'}^[18].
Q92148084's metallicity is recorded as {'unit': '1', 'amount': '+0.3'}^[19].
Q92148084's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+264.4803'}^[20].
Q92148084's SIMBAD ID is recorded as GALEX J224254.7+215939^[21].
Q92148084's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+340.72801726916870'}^[22].
Q92148084's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+21.99421985276470'}^[23].
Q92148084's epoch is recorded as J2000.0^[24].
Q92148084's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+20128'}^[25].
Q92148084's surface gravity is recorded as {'unit': 'http://www.wikidata.org/entity/Q39699418', 'amount': '+83000000'}^[26].

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Quick Facts

Instance of white dwarf

Properties

Apparent magnitude unit: 1, amount: +18.43, unit: 1, amount: +18.085, unit: 1, amount: +17.974, unit: 1, amount: +18.299, unit: 1, amount: +18.234, unit: 1, amount: +18.1832

Catalog code SDSS J224254.73+215939.1, [HHD2009] SDSS J2242+2159, [RGS2010] J224254.72+215939.1, SDSS J224254.72+215939.2, WD 2240+217, SDSS J224254.72+215939.1, Gaia DR2 2836507281154782976

Constellation Pegasus

Declination unit: www.wikidata.org, amount: +21.99421985276470

Declination component of proper motion unit: www.wikidata.org, amount: -5.841

Distance from earth unit: www.wikidata.org, amount: +264.4803

Effective temperature unit: www.wikidata.org, amount: +20128

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Metallicity unit: 1, amount: +0.3

Parallax unit: www.wikidata.org, amount: +3.7810

Right ascension unit: www.wikidata.org, amount: +340.72801726916870

Right ascension component of proper motion unit: www.wikidata.org, amount: +1.643

Spectral class D

Surface gravity unit: www.wikidata.org, amount: +83000000

External References (2)

Gaia id 2836507281154782976

Simbad id GALEX J224254.7+215939

References

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

Direct Wikidata claims

[2] ↑ Q92148084 — instance of (P31): white dwarf. SIMBAD. wikidata.org.
[3] ↑ Q92148084 — constellation (P59): Pegasus. wikidata.org.
[4] ↑ Q92148084 — spectral class (P215): D. A photometric selection of white dwarf candidates in Sloan Digital Sky Survey Data Release 10. wikidata.org.
[5] ↑ Q92148084 — catalog code (P528): SDSS J224254.73+215939.1. SIMBAD. wikidata.org.
[6] ↑ Q92148084 — catalog code (P528): [HHD2009] SDSS J2242+2159. SIMBAD. wikidata.org.
[7] ↑ Q92148084 — catalog code (P528): [RGS2010] J224254.72+215939.1. SIMBAD. wikidata.org.
[8] ↑ Q92148084 — catalog code (P528): SDSS J224254.72+215939.2. SIMBAD. wikidata.org.
[9] ↑ Q92148084 — catalog code (P528): WD 2240+217. SIMBAD. wikidata.org.
[10] ↑ Q92148084 — catalog code (P528): SDSS J224254.72+215939.1. SIMBAD. wikidata.org.
[11] ↑ Q92148084 — catalog code (P528): Gaia DR2 2836507281154782976. SIMBAD. wikidata.org.
[12] ↑ Q92148084 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.43'}. SDSS DR7 white dwarf catalog. wikidata.org.
[13] ↑ Q92148084 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.085'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[14] ↑ Q92148084 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.974'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[15] ↑ Q92148084 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.299'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[16] ↑ Q92148084 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.234'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[17] ↑ Q92148084 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.1832'}. Gaia Data Release 2. wikidata.org.
[18] ↑ Q92148084 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+3.7810'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q92148084 — metallicity (P2227): {'unit': '1', 'amount': '+0.3'}. Spectral analysis of 636 white dwarf-M star binaries from the Sloan Digital Sky Survey. wikidata.org.
[20] ↑ Q92148084 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+264.4803'}. Gaia Data Release 2. wikidata.org.
[21] ↑ Q92148084 — SIMBAD ID (P3083): GALEX J224254.7+215939. wikidata.org.
[22] ↑ Q92148084 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+340.72801726916870'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q92148084 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+21.99421985276470'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q92148084 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[25] ↑ Q92148084 — effective temperature (P6879): {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+20128'}. SDSS DR7 white dwarf catalog. wikidata.org.
[26] ↑ Q92148084 — surface gravity (P7015): {'unit': 'http://www.wikidata.org/entity/Q39699418', 'amount': '+83000000'}. SDSS DR7 white dwarf catalog. wikidata.org.

Class ancestry

[1] ↑ Q92148084 is an instance of white dwarf (Q5871) [P31, primary]. Wikidata. wikidata.org.

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APA 4ort.xyz Knowledge Graph. (2026). Q92148084. Retrieved May 7, 2026, from https://4ort.xyz/entity/q92148084

MLA “Q92148084.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q92148084.

BibTeX

@misc{4ortxyz_q92148084_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q92148084}}, year = {2026}, url = {https://4ort.xyz/entity/q92148084}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q92148084 — https://4ort.xyz/entity/q92148084 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q92148084 · Last refreshed: May 7, 2026