Q81507235

white dwarf in the constellation Canes Venatici

Thing white_dwarf Q81507235

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Q81507235

Summary

Q81507235 is a white dwarf^[1].

Key Facts

Q81507235's instance of is recorded as white dwarf^[2].
Q81507235's constellation is recorded as Canes Venatici^[3].
Q81507235's spectral class is recorded as DC^[4].
Q81507235's catalog code is recorded as SDSS J140324.66+453332.6^[5].
Q81507235's catalog code is recorded as SDSS J140324.67+453332.7^[6].
Q81507235's catalog code is recorded as EQ J1403+4533^[7].
Q81507235's catalog code is recorded as USNO-B1.0 1355-00249033^[8].
Q81507235's catalog code is recorded as LSPM J1403+4533^[9].
Q81507235's catalog code is recorded as WD 1401+457^[10].
Q81507235's catalog code is recorded as Gaia DR2 1505825635741455872^[11].
Q81507235's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.37'}^[12].
Q81507235's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.913'}^[13].
Q81507235's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.933'}^[14].
Q81507235's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.470'}^[15].
Q81507235's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.81'}^[16].
Q81507235's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.103'}^[17].
Q81507235's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.762'}^[18].
Q81507235's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.19'}^[19].
Q81507235's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.61'}^[20].
Q81507235's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.87'}^[21].
Q81507235's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.9'}^[22].
Q81507235's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.0641'}^[23].
Q81507235's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+29.3320'}^[24].
Q81507235's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+94416'}^[25].
Q81507235's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+34.0925'}^[26].

Body

Definition and Type

Q81507235's instance of is recorded as white dwarf^[2].

⭐ Popularity Graph

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Quick Facts

Instance of white dwarf

Properties

Apparent magnitude unit: 1, amount: +19.37, unit: 1, amount: +18.913, unit: 1, amount: +18.933, unit: 1, amount: +19.470, unit: 1, amount: +18.81, unit: 1, amount: +20.103, unit: 1, amount: +19.762, unit: 1, amount: +20.19, unit: 1, amount: +20.61, unit: 1, amount: +20.87, unit: 1, amount: +18.9, unit: 1, amount: +19.0641

Catalog code SDSS J140324.66+453332.6, SDSS J140324.67+453332.7, EQ J1403+4533, USNO-B1.0 1355-00249033, LSPM J1403+4533, WD 1401+457, Gaia DR2 1505825635741455872

Constellation Canes Venatici

Declination unit: www.wikidata.org, amount: +45.55917325153960

Declination component of proper motion unit: www.wikidata.org, amount: -84.696

Distance from earth unit: www.wikidata.org, amount: +34.0925

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +29.3320

Radial velocity unit: www.wikidata.org, amount: +94416

Right ascension unit: www.wikidata.org, amount: +210.85314201607570

Right ascension component of proper motion unit: www.wikidata.org, amount: -272.150

Spectral class DC

External References (2)

Gaia id 1505825635741455872

Simbad id LSPM J1403+4533

References

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

Direct Wikidata claims

[2] ↑ Q81507235 — instance of (P31): white dwarf. SIMBAD. wikidata.org.
[3] ↑ Q81507235 — constellation (P59): Canes Venatici. wikidata.org.
[4] ↑ Q81507235 — spectral class (P215): DC. Discovery of New Ultracool White Dwarfs in the Sloan Digital Sky Survey. wikidata.org.
[5] ↑ Q81507235 — catalog code (P528): SDSS J140324.66+453332.6. SIMBAD. wikidata.org.
[6] ↑ Q81507235 — catalog code (P528): SDSS J140324.67+453332.7. SIMBAD. wikidata.org.
[7] ↑ Q81507235 — catalog code (P528): EQ J1403+4533. SIMBAD. wikidata.org.
[8] ↑ Q81507235 — catalog code (P528): USNO-B1.0 1355-00249033. SIMBAD. wikidata.org.
[9] ↑ Q81507235 — catalog code (P528): LSPM J1403+4533. SIMBAD. wikidata.org.
[10] ↑ Q81507235 — catalog code (P528): WD 1401+457. SIMBAD. wikidata.org.
[11] ↑ Q81507235 — catalog code (P528): Gaia DR2 1505825635741455872. SIMBAD. wikidata.org.
[12] ↑ Q81507235 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.37'}. SIMBAD. wikidata.org.
[13] ↑ Q81507235 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.913'}. The SDSS Photometric Catalog, Release 6. wikidata.org.
[14] ↑ Q81507235 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.933'}. The SDSS Photometric Catalog, Release 6. wikidata.org.
[15] ↑ Q81507235 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.470'}. The SDSS Photometric Catalog, Release 6. wikidata.org.
[16] ↑ Q81507235 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.81'}. Additional ultracool white dwarfs found in the Sloan Digital Sky Survey. wikidata.org.
[17] ↑ Q81507235 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.103'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[18] ↑ Q81507235 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.762'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[19] ↑ Q81507235 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.19'}. A detailed model atmosphere analysis of cool white dwarfs in the Sloan Digital Sky Survey. wikidata.org.
[20] ↑ Q81507235 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.61'}. A detailed model atmosphere analysis of cool white dwarfs in the Sloan Digital Sky Survey. wikidata.org.
[21] ↑ Q81507235 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.87'}. A detailed model atmosphere analysis of cool white dwarfs in the Sloan Digital Sky Survey. wikidata.org.
[22] ↑ Q81507235 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.9'}. The USNO-B Catalog. wikidata.org.
[23] ↑ Q81507235 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.0641'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81507235 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+29.3320'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81507235 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+94416'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[26] ↑ Q81507235 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+34.0925'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81507235 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). Q81507235. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81507235

MLA “Q81507235.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81507235.

BibTeX

@misc{4ortxyz_q81507235_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81507235}}, year = {2026}, url = {https://4ort.xyz/entity/q81507235}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81507235 — https://4ort.xyz/entity/q81507235 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81507235 · Last refreshed: May 7, 2026