Q83810639

white dwarf in the constellation Pisces

Thing white_dwarf Q83810639

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Q83810639

Summary

Q83810639 is a white dwarf^[1].

Key Facts

Q83810639's instance of is recorded as white dwarf^[2].
Q83810639's constellation is recorded as Pisces^[3].
Q83810639's spectral class is recorded as DA^[4].
Q83810639's catalog code is recorded as DENIS J231951.7+010909^[5].
Q83810639's catalog code is recorded as USNO-B1.0 0911-00564028^[6].
Q83810639's catalog code is recorded as Gaia DR2 2657310456607191936^[7].
Q83810639's catalog code is recorded as SDSS J231951.72+010909.0^[8].
Q83810639's catalog code is recorded as SDSS J231951.73+010909.3^[9].
Q83810639's catalog code is recorded as WD 2317+008^[10].
Q83810639's catalog code is recorded as SDSS J231951.72+010908.9^[11].
Q83810639's redshift is recorded as {'unit': '1', 'amount': '-0.00036'}^[12].
Q83810639's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.37'}^[13].
Q83810639's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.8'}^[14].
Q83810639's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.2'}^[15].
Q83810639's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.5750'}^[16].
Q83810639's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.60'}^[17].
Q83810639's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.23'}^[18].
Q83810639's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.816'}^[19].
Q83810639's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.443'}^[20].
Q83810639's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.455'}^[21].
Q83810639's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.519'}^[22].
Q83810639's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-108'}^[23].
Q83810639's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+51'}^[24].
Q83810639's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+57'}^[25].
Q83810639's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+462'}^[26].

⭐ Popularity Graph

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Quick Facts

Instance of white dwarf

Properties

Apparent magnitude unit: 1, amount: +18.37, unit: 1, amount: +18.8, unit: 1, amount: +19.2, unit: 1, amount: +18.5750, unit: 1, amount: +18.60, unit: 1, amount: +18.23, unit: 1, amount: +18.816, unit: 1, amount: +18.443, unit: 1, amount: +18.455, unit: 1, amount: +18.519

Catalog code DENIS J231951.7+010909, USNO-B1.0 0911-00564028, Gaia DR2 2657310456607191936, SDSS J231951.72+010909.0, SDSS J231951.73+010909.3, WD 2317+008, SDSS J231951.72+010908.9

Constellation Pisces

Declination unit: www.wikidata.org, amount: +1.152617000

Declination component of proper motion unit: www.wikidata.org, amount: -77

Distance from earth unit: www.wikidata.org, amount: +51, unit: www.wikidata.org, amount: +57, unit: www.wikidata.org, amount: +462

Effective temperature unit: www.wikidata.org, amount: +7525, unit: www.wikidata.org, amount: +7713

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Radial velocity unit: www.wikidata.org, amount: -108

Redshift unit: 1, amount: -0.00036

Right ascension unit: www.wikidata.org, amount: +349.965503000

Right ascension component of proper motion unit: www.wikidata.org, amount: -56

Spectral class DA

Surface gravity unit: www.wikidata.org, amount: +1050000000, unit: www.wikidata.org, amount: +810000000

External References (1)

Simbad id GALEX J231951.7+010909

References

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

Direct Wikidata claims

[2] ↑ Q83810639 — instance of (P31): white dwarf. SIMBAD. wikidata.org.
[3] ↑ Q83810639 — constellation (P59): Pisces. wikidata.org.
[4] ↑ Q83810639 — spectral class (P215): DA. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.
[5] ↑ Q83810639 — catalog code (P528): DENIS J231951.7+010909. SIMBAD. wikidata.org.
[6] ↑ Q83810639 — catalog code (P528): USNO-B1.0 0911-00564028. SIMBAD. wikidata.org.
[7] ↑ Q83810639 — catalog code (P528): Gaia DR2 2657310456607191936. SIMBAD. wikidata.org.
[8] ↑ Q83810639 — catalog code (P528): SDSS J231951.72+010909.0. SIMBAD. wikidata.org.
[9] ↑ Q83810639 — catalog code (P528): SDSS J231951.73+010909.3. SIMBAD. wikidata.org.
[10] ↑ Q83810639 — catalog code (P528): WD 2317+008. SIMBAD. wikidata.org.
[11] ↑ Q83810639 — catalog code (P528): SDSS J231951.72+010908.9. SIMBAD. wikidata.org.
[12] ↑ Q83810639 — redshift (P1090): {'unit': '1', 'amount': '-0.00036'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[13] ↑ Q83810639 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.37'}. The DENIS database, 3rd Release. wikidata.org.
[14] ↑ Q83810639 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.8'}. The USNO-B Catalog. wikidata.org.
[15] ↑ Q83810639 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.2'}. The USNO-B Catalog. wikidata.org.
[16] ↑ Q83810639 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.5750'}. Gaia Data Release 2. wikidata.org.
[17] ↑ Q83810639 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.60'}. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.
[18] ↑ Q83810639 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.23'}. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.
[19] ↑ Q83810639 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.816'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[20] ↑ Q83810639 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.443'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[21] ↑ Q83810639 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.455'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[22] ↑ Q83810639 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.519'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[23] ↑ Q83810639 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-108'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[24] ↑ Q83810639 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+51'}. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.
[25] ↑ Q83810639 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+57'}. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.
[26] ↑ Q83810639 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+462'}. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.

Class ancestry

[1] ↑ Q83810639 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). Q83810639. Retrieved May 7, 2026, from https://4ort.xyz/entity/q83810639

MLA “Q83810639.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q83810639.

BibTeX

@misc{4ortxyz_q83810639_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q83810639}}, year = {2026}, url = {https://4ort.xyz/entity/q83810639}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q83810639 — https://4ort.xyz/entity/q83810639 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q83810639 · Last refreshed: May 7, 2026