Q89438227

white dwarf in the constellation Ursa Major

Thing white_dwarf Q89438227

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Q89438227

Summary

Q89438227 is a white dwarf^[1].

Key Facts

Q89438227's instance of is recorded as white dwarf^[2].
Q89438227's constellation is recorded as Ursa Major^[3].
Q89438227's spectral class is recorded as DBA:^[4].
Q89438227's catalog code is recorded as Gaia DR2 1661930757600165888^[5].
Q89438227's catalog code is recorded as SBSS 1331+586^[6].
Q89438227's catalog code is recorded as USNO-A2.0 1425-07975642^[7].
Q89438227's catalog code is recorded as GALEX 2685493430765749612^[8].
Q89438227's catalog code is recorded as SDSS J133302.85+582130.5^[9].
Q89438227's catalog code is recorded as SDSS J133302.89+582130.4^[10].
Q89438227's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.6706'}^[11].
Q89438227's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.5'}^[12].
Q89438227's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.427'}^[13].
Q89438227's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.404'}^[14].
Q89438227's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.638'}^[15].
Q89438227's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.825'}^[16].
Q89438227's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.033'}^[17].
Q89438227's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+6.1055'}^[18].
Q89438227's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+163.787'}^[19].
Q89438227's SIMBAD ID is recorded as SBSS 1331+586^[20].
Q89438227's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+203.26186692850294'}^[21].
Q89438227's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+58.35851766749028'}^[22].
Q89438227's epoch is recorded as J2000.0^[23].
Q89438227's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+13529'}^[24].
Q89438227's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-7.406'}^[25].
Q89438227's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+16.545'}^[26].

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Quick Facts

Instance of white dwarf

Properties

Apparent magnitude unit: 1, amount: +17.6706, unit: 1, amount: +18.5, unit: 1, amount: +17.427, unit: 1, amount: +17.404, unit: 1, amount: +17.638, unit: 1, amount: +17.825, unit: 1, amount: +18.033

Catalog code Gaia DR2 1661930757600165888, SBSS 1331+586, USNO-A2.0 1425-07975642, GALEX 2685493430765749612, SDSS J133302.85+582130.5, SDSS J133302.89+582130.4

Constellation Ursa Major

Declination unit: www.wikidata.org, amount: +58.35851766749028

Declination component of proper motion unit: www.wikidata.org, amount: -7.406

Distance from earth unit: www.wikidata.org, amount: +163.787

Effective temperature unit: www.wikidata.org, amount: +13529

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +6.1055

Right ascension unit: www.wikidata.org, amount: +203.26186692850294

Right ascension component of proper motion unit: www.wikidata.org, amount: +16.545

Spectral class DBA:

External References (2)

Gaia id 1661930757600165888

Simbad id SBSS 1331+586

References

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

Direct Wikidata claims

[2] ↑ Q89438227 — instance of (P31): white dwarf. SIMBAD. wikidata.org.
[3] ↑ Q89438227 — constellation (P59): Ursa Major. wikidata.org.
[4] ↑ Q89438227 — spectral class (P215): DBA:. A search for the hidden population of AM CVn binaries in the Sloan Digital Sky Survey. wikidata.org.
[5] ↑ Q89438227 — catalog code (P528): Gaia DR2 1661930757600165888. SIMBAD. wikidata.org.
[6] ↑ Q89438227 — catalog code (P528): SBSS 1331+586. SIMBAD. wikidata.org.
[7] ↑ Q89438227 — catalog code (P528): USNO-A2.0 1425-07975642. SIMBAD. wikidata.org.
[8] ↑ Q89438227 — catalog code (P528): GALEX 2685493430765749612. SIMBAD. wikidata.org.
[9] ↑ Q89438227 — catalog code (P528): SDSS J133302.85+582130.5. SIMBAD. wikidata.org.
[10] ↑ Q89438227 — catalog code (P528): SDSS J133302.89+582130.4. SIMBAD. wikidata.org.
[11] ↑ Q89438227 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.6706'}. Gaia Data Release 2. wikidata.org.
[12] ↑ Q89438227 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.5'}. The Second Byurakan Survey. General Catalogue. wikidata.org.
[13] ↑ Q89438227 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.427'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[14] ↑ Q89438227 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.404'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[15] ↑ Q89438227 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.638'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[16] ↑ Q89438227 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.825'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[17] ↑ Q89438227 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.033'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[18] ↑ Q89438227 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+6.1055'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q89438227 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+163.787'}. Gaia Data Release 2. wikidata.org.
[20] ↑ Q89438227 — SIMBAD ID (P3083): SBSS 1331+586. wikidata.org.
[21] ↑ Q89438227 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+203.26186692850294'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q89438227 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+58.35851766749028'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q89438227 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[24] ↑ Q89438227 — effective temperature (P6879): {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+13529'}. DB white dwarfs in the Sloan Digital Sky Survey data release 10 and 12. wikidata.org.
[25] ↑ Q89438227 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-7.406'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q89438227 — right ascension component of proper motion (P10752): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+16.545'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q89438227 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). Q89438227. Retrieved May 7, 2026, from https://4ort.xyz/entity/q89438227

MLA “Q89438227.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q89438227.

BibTeX

@misc{4ortxyz_q89438227_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q89438227}}, year = {2026}, url = {https://4ort.xyz/entity/q89438227}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q89438227 — https://4ort.xyz/entity/q89438227 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q89438227 · Last refreshed: May 7, 2026