Q74920387

Thing white_dwarf Q74920387

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Q74920387

Summary

Q74920387 is a white dwarf^[1].

Key Facts

Q74920387's instance of is recorded as white dwarf^[2].
Q74920387's spectral class is recorded as D+?^[3].
Q74920387's catalog code is recorded as SDSS J213516.29-003149.0^[4].
Q74920387's catalog code is recorded as SDSS J213516.29-003149.1^[5].
Q74920387's catalog code is recorded as Gaia DR2 2686881787477795072^[6].
Q74920387's redshift is recorded as {'unit': '1', 'amount': '+0.00008'}^[7].
Q74920387's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.2'}^[8].
Q74920387's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.5'}^[9].
Q74920387's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.5'}^[10].
Q74920387's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.50'}^[11].
Q74920387's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.50'}^[12].
Q74920387's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.786'}^[13].
Q74920387's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.269'}^[14].
Q74920387's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.481'}^[15].
Q74920387's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.0837'}^[16].
Q74920387's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.8130'}^[17].
Q74920387's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+323.81789558125210'}^[18].
Q74920387's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.53029590031720'}^[19].
Q74920387's epoch is recorded as J2000.0^[20].
Q74920387's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+40840'}^[21].
Q74920387's surface gravity is recorded as {'unit': 'http://www.wikidata.org/entity/Q39699418', 'amount': '+63500000'}^[22].
Q74920387's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-8.555'}^[23].
Q74920387's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+4.859'}^[24].

Body

Definition and Type

Q74920387'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: +19.2, unit: 1, amount: +18.5, unit: 1, amount: +18.5, unit: 1, amount: +19.50, unit: 1, amount: +19.50, unit: 1, amount: +18.786, unit: 1, amount: +19.269, unit: 1, amount: +18.481, unit: 1, amount: +19.0837

Catalog code SDSS J213516.29-003149.0, SDSS J213516.29-003149.1, Gaia DR2 2686881787477795072

Declination unit: www.wikidata.org, amount: -0.53029590031720

Declination component of proper motion unit: www.wikidata.org, amount: -8.555

Effective temperature unit: www.wikidata.org, amount: +40840

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +1.8130

Redshift unit: 1, amount: +0.00008

Right ascension unit: www.wikidata.org, amount: +323.81789558125210

Right ascension component of proper motion unit: www.wikidata.org, amount: +4.859

Spectral class D+?

Surface gravity unit: www.wikidata.org, amount: +63500000

External References (2)

Gaia id 2686881787477795072

Simbad id GALEX J213516.3-003148

References

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

Direct Wikidata claims

[2] ↑ Q74920387 — instance of (P31): white dwarf. SIMBAD. wikidata.org.
[3] ↑ Q74920387 — spectral class (P215): D+?. The SDSS spectroscopic catalogue of white dwarf-main-sequence binaries: new identifications from DR 9-12. wikidata.org.
[4] ↑ Q74920387 — catalog code (P528): SDSS J213516.29-003149.0. SIMBAD. wikidata.org.
[5] ↑ Q74920387 — catalog code (P528): SDSS J213516.29-003149.1. SIMBAD. wikidata.org.
[6] ↑ Q74920387 — catalog code (P528): Gaia DR2 2686881787477795072. SIMBAD. wikidata.org.
[7] ↑ Q74920387 — redshift (P1090): {'unit': '1', 'amount': '+0.00008'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[8] ↑ Q74920387 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.2'}. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.
[9] ↑ Q74920387 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.5'}. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.
[10] ↑ Q74920387 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.5'}. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.
[11] ↑ Q74920387 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.50'}. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.
[12] ↑ Q74920387 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.50'}. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.
[13] ↑ Q74920387 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.786'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[14] ↑ Q74920387 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.269'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[15] ↑ Q74920387 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.481'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[16] ↑ Q74920387 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.0837'}. Gaia Data Release 2. wikidata.org.
[17] ↑ Q74920387 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.8130'}. Gaia Data Release 2. wikidata.org.
[18] ↑ Q74920387 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+323.81789558125210'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q74920387 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.53029590031720'}. Gaia Data Release 2. wikidata.org.
[20] ↑ Q74920387 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[21] ↑ Q74920387 — effective temperature (P6879): {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+40840'}. New white dwarf stars in the Sloan Digital Sky Survey Data Release 10. wikidata.org.
[22] ↑ Q74920387 — surface gravity (P7015): {'unit': 'http://www.wikidata.org/entity/Q39699418', 'amount': '+63500000'}. New white dwarf stars in the Sloan Digital Sky Survey Data Release 10. wikidata.org.
[23] ↑ Q74920387 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-8.555'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q74920387 — right ascension component of proper motion (P10752): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+4.859'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q74920387 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). Q74920387. Retrieved May 7, 2026, from https://4ort.xyz/entity/q74920387

MLA “Q74920387.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q74920387.

BibTeX

@misc{4ortxyz_q74920387_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q74920387}}, year = {2026}, url = {https://4ort.xyz/entity/q74920387}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q74920387 — https://4ort.xyz/entity/q74920387 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q74920387 · Last refreshed: May 7, 2026