Q74919272

Thing white_dwarf Q74919272

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Q74919272

Summary

Q74919272 is a white dwarf^[1].

Key Facts

Q74919272's instance of is recorded as white dwarf^[2].
Q74919272's spectral class is recorded as DA^[3].
Q74919272's catalog code is recorded as SDSS J143056.22+041555.2^[4].
Q74919272's catalog code is recorded as SDSS J143056.16+041554.7^[5].
Q74919272's catalog code is recorded as Gaia DR2 3668832090118062080^[6].
Q74919272's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.73'}^[7].
Q74919272's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.88'}^[8].
Q74919272's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.9'}^[9].
Q74919272's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.351'}^[10].
Q74919272's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.116'}^[11].
Q74919272's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.663'}^[12].
Q74919272's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.657'}^[13].
Q74919272's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.916'}^[14].
Q74919272's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.5380'}^[15].
Q74919272's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+5.5983'}^[16].
Q74919272's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+178.6257'}^[17].
Q74919272's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+217.73428648669510'}^[18].
Q74919272's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+4.26532885874400'}^[19].
Q74919272's epoch is recorded as J2000.0^[20].
Q74919272's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+16110'}^[21].
Q74919272's surface gravity is recorded as {'unit': 'http://www.wikidata.org/entity/Q39699418', 'amount': '+111400000'}^[22].
Q74919272's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-38.867'}^[23].
Q74919272's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-97.185'}^[24].

Body

Definition and Type

Q74919272'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: +17.73, unit: 1, amount: +17.88, unit: 1, amount: +17.9, unit: 1, amount: +17.351, unit: 1, amount: +18.116, unit: 1, amount: +17.663, unit: 1, amount: +17.657, unit: 1, amount: +17.916, unit: 1, amount: +17.5380

Catalog code SDSS J143056.22+041555.2, SDSS J143056.16+041554.7, Gaia DR2 3668832090118062080

Declination unit: www.wikidata.org, amount: +4.26532885874400

Declination component of proper motion unit: www.wikidata.org, amount: -38.867

Distance from earth unit: www.wikidata.org, amount: +178.6257

Effective temperature unit: www.wikidata.org, amount: +16110

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +5.5983

Right ascension unit: www.wikidata.org, amount: +217.73428648669510

Right ascension component of proper motion unit: www.wikidata.org, amount: -97.185

Spectral class DA

Surface gravity unit: www.wikidata.org, amount: +111400000

External References (2)

Gaia id 3668832090118062080

Simbad id GALEX J143056.2+041555

References

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

Direct Wikidata claims

[2] ↑ Q74919272 — instance of (P31): white dwarf. SIMBAD. wikidata.org.
[3] ↑ Q74919272 — spectral class (P215): DA. New white dwarf stars in the Sloan Digital Sky Survey Data Release 10. wikidata.org.
[4] ↑ Q74919272 — catalog code (P528): SDSS J143056.22+041555.2. SIMBAD. wikidata.org.
[5] ↑ Q74919272 — catalog code (P528): SDSS J143056.16+041554.7. SIMBAD. wikidata.org.
[6] ↑ Q74919272 — catalog code (P528): Gaia DR2 3668832090118062080. SIMBAD. wikidata.org.
[7] ↑ Q74919272 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.73'}. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.
[8] ↑ Q74919272 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.88'}. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.
[9] ↑ Q74919272 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.9'}. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.
[10] ↑ Q74919272 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.351'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[11] ↑ Q74919272 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.116'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[12] ↑ Q74919272 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.663'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[13] ↑ Q74919272 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.657'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[14] ↑ Q74919272 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.916'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[15] ↑ Q74919272 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.5380'}. Gaia Data Release 2. wikidata.org.
[16] ↑ Q74919272 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+5.5983'}. Gaia Data Release 2. wikidata.org.
[17] ↑ Q74919272 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+178.6257'}. Gaia Data Release 2. wikidata.org.
[18] ↑ Q74919272 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+217.73428648669510'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q74919272 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+4.26532885874400'}. Gaia Data Release 2. wikidata.org.
[20] ↑ Q74919272 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[21] ↑ Q74919272 — effective temperature (P6879): {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+16110'}. New white dwarf stars in the Sloan Digital Sky Survey Data Release 10. wikidata.org.
[22] ↑ Q74919272 — surface gravity (P7015): {'unit': 'http://www.wikidata.org/entity/Q39699418', 'amount': '+111400000'}. New white dwarf stars in the Sloan Digital Sky Survey Data Release 10. wikidata.org.
[23] ↑ Q74919272 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-38.867'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q74919272 — right ascension component of proper motion (P10752): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-97.185'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q74919272 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). Q74919272. Retrieved May 7, 2026, from https://4ort.xyz/entity/q74919272

MLA “Q74919272.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q74919272.

BibTeX

@misc{4ortxyz_q74919272_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q74919272}}, year = {2026}, url = {https://4ort.xyz/entity/q74919272}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q74919272 — https://4ort.xyz/entity/q74919272 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q74919272 · Last refreshed: May 7, 2026