Q89782883

white dwarf in the constellation Ursa Major

Thing white_dwarf Q89782883

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Q89782883

Summary

Q89782883 is a white dwarf^[1].

Key Facts

Q89782883's instance of is recorded as white dwarf^[2].
Q89782883's constellation is recorded as Ursa Major^[3].
Q89782883's spectral class is recorded as DC^[4].
Q89782883's catalog code is recorded as SDSS J094722.98+445948.6^[5].
Q89782883's catalog code is recorded as SDSS J094722.98+445948.5^[6].
Q89782883's catalog code is recorded as SDSS J094723.00+445948.6^[7].
Q89782883's catalog code is recorded as EQ J0947+4459^[8].
Q89782883's catalog code is recorded as WD 0944+452^[9].
Q89782883's catalog code is recorded as USNO-B1.0 1349-00213051^[10].
Q89782883's catalog code is recorded as Gaia DR2 820969357814798080^[11].
Q89782883's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.12'}^[12].
Q89782883's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.77'}^[13].
Q89782883's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.473'}^[14].
Q89782883's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.854'}^[15].
Q89782883's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.938'}^[16].
Q89782883's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.441'}^[17].
Q89782883's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.69'}^[18].
Q89782883's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.34'}^[19].
Q89782883's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.96'}^[20].
Q89782883's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.6'}^[21].
Q89782883's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.7'}^[22].
Q89782883's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.0491'}^[23].
Q89782883's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+18.5042'}^[24].
Q89782883's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+219372'}^[25].
Q89782883's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+54.0418'}^[26].

Body

Definition and Type

Q89782883'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: +19.12, unit: 1, amount: +20.77, unit: 1, amount: +19.473, unit: 1, amount: +18.854, unit: 1, amount: +18.938, unit: 1, amount: +19.441, unit: 1, amount: +19.69, unit: 1, amount: +20.34, unit: 1, amount: +20.96, unit: 1, amount: +19.6, unit: 1, amount: +18.7, unit: 1, amount: +19.0491

Catalog code SDSS J094722.98+445948.6, SDSS J094722.98+445948.5, SDSS J094723.00+445948.6, EQ J0947+4459, WD 0944+452, USNO-B1.0 1349-00213051, Gaia DR2 820969357814798080

Constellation Ursa Major

Declination unit: www.wikidata.org, amount: +44.99683140529350

Declination component of proper motion unit: www.wikidata.org, amount: +43.693

Distance from earth unit: www.wikidata.org, amount: +54.0418

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +18.5042

Radial velocity unit: www.wikidata.org, amount: +219372

Right ascension unit: www.wikidata.org, amount: +146.84577331782340

Right ascension component of proper motion unit: www.wikidata.org, amount: +72.200

Spectral class DC

External References (2)

Gaia id 820969357814798080

Simbad id SDSS J094722.98+445948.6

References

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

Direct Wikidata claims

[2] ↑ Q89782883 — instance of (P31): white dwarf. SIMBAD. wikidata.org.
[3] ↑ Q89782883 — constellation (P59): Ursa Major. wikidata.org.
[4] ↑ Q89782883 — spectral class (P215): DC. A detailed model atmosphere analysis of cool white dwarfs in the Sloan Digital Sky Survey. wikidata.org.
[5] ↑ Q89782883 — catalog code (P528): SDSS J094722.98+445948.6. SIMBAD. wikidata.org.
[6] ↑ Q89782883 — catalog code (P528): SDSS J094722.98+445948.5. SIMBAD. wikidata.org.
[7] ↑ Q89782883 — catalog code (P528): SDSS J094723.00+445948.6. SIMBAD. wikidata.org.
[8] ↑ Q89782883 — catalog code (P528): EQ J0947+4459. SIMBAD. wikidata.org.
[9] ↑ Q89782883 — catalog code (P528): WD 0944+452. SIMBAD. wikidata.org.
[10] ↑ Q89782883 — catalog code (P528): USNO-B1.0 1349-00213051. SIMBAD. wikidata.org.
[11] ↑ Q89782883 — catalog code (P528): Gaia DR2 820969357814798080. SIMBAD. wikidata.org.
[12] ↑ Q89782883 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.12'}. Additional ultracool white dwarfs found in the Sloan Digital Sky Survey. wikidata.org.
[13] ↑ Q89782883 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.77'}. The SDSS Photometric Catalog, Release 6. wikidata.org.
[14] ↑ Q89782883 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.473'}. The SDSS Photometric Catalog, Release 6. wikidata.org.
[15] ↑ Q89782883 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.854'}. The SDSS Photometric Catalog, Release 6. wikidata.org.
[16] ↑ Q89782883 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.938'}. The SDSS Photometric Catalog, Release 6. wikidata.org.
[17] ↑ Q89782883 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.441'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[18] ↑ Q89782883 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.69'}. A detailed model atmosphere analysis of cool white dwarfs in the Sloan Digital Sky Survey. wikidata.org.
[19] ↑ Q89782883 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.34'}. A detailed model atmosphere analysis of cool white dwarfs in the Sloan Digital Sky Survey. wikidata.org.
[20] ↑ Q89782883 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.96'}. A detailed model atmosphere analysis of cool white dwarfs in the Sloan Digital Sky Survey. wikidata.org.
[21] ↑ Q89782883 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.6'}. The USNO-B Catalog. wikidata.org.
[22] ↑ Q89782883 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.7'}. The USNO-B Catalog. wikidata.org.
[23] ↑ Q89782883 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.0491'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q89782883 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+18.5042'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q89782883 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+219372'}. The SDSS Photometric Catalog, Release 6. wikidata.org.
[26] ↑ Q89782883 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+54.0418'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q89782883 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). Q89782883. Retrieved May 7, 2026, from https://4ort.xyz/entity/q89782883

MLA “Q89782883.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q89782883.

BibTeX

@misc{4ortxyz_q89782883_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q89782883}}, year = {2026}, url = {https://4ort.xyz/entity/q89782883}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q89782883 — https://4ort.xyz/entity/q89782883 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q89782883 · Last refreshed: May 7, 2026