Q74920233

Thing white_dwarf Q74920233

Press Enter · cited answer in seconds

Q74920233

Summary

Q74920233 is a white dwarf^[1].

Key Facts

Q74920233's instance of is recorded as white dwarf^[2].
Q74920233's spectral class is recorded as DA^[3].
Q74920233's catalog code is recorded as SDSS J145009.84+044145.6^[4].
Q74920233's catalog code is recorded as HS 1447+0454^[5].
Q74920233's catalog code is recorded as USNO-B1.0 0946-00231321^[6].
Q74920233's catalog code is recorded as WD 1447+049^[7].
Q74920233's catalog code is recorded as Gaia DR2 1158347014670132864^[8].
Q74920233's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.744'}^[9].
Q74920233's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.75'}^[10].
Q74920233's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.83'}^[11].
Q74920233's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.39'}^[12].
Q74920233's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.09'}^[13].
Q74920233's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.75'}^[14].
Q74920233's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.85'}^[15].
Q74920233's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.607'}^[16].
Q74920233's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.2'}^[17].
Q74920233's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.6'}^[18].
Q74920233's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.5168'}^[19].
Q74920233's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+16.1454'}^[20].
Q74920233's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-27.0'}^[21].
Q74920233's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+61.9371'}^[22].
Q74920233's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+222.54102123498030'}^[23].
Q74920233's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+4.69600804522970'}^[24].
Q74920233's epoch is recorded as J2000.0^[25].
Q74920233's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+13000'}^[26].

Body

Definition and Type

Q74920233's instance of is recorded as white dwarf^[2].

⭐ Popularity Graph

0/100 long tail

Quick Facts

Instance of white dwarf

Properties

Apparent magnitude unit: 1, amount: +15.744, unit: 1, amount: +15.75, unit: 1, amount: +15.83, unit: 1, amount: +15.39, unit: 1, amount: +16.09, unit: 1, amount: +15.75, unit: 1, amount: +15.85, unit: 1, amount: +15.607, unit: 1, amount: +15.2, unit: 1, amount: +15.6, unit: 1, amount: +15.5168

Catalog code SDSS J145009.84+044145.6, HS 1447+0454, USNO-B1.0 0946-00231321, WD 1447+049, Gaia DR2 1158347014670132864

Declination unit: www.wikidata.org, amount: +4.69600804522970

Declination component of proper motion unit: www.wikidata.org, amount: +2.920

Distance from earth unit: www.wikidata.org, amount: +61.9371

Effective temperature unit: www.wikidata.org, amount: +13000

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +16.1454

Radial velocity unit: www.wikidata.org, amount: -27.0

Right ascension unit: www.wikidata.org, amount: +222.54102123498030

Right ascension component of proper motion unit: www.wikidata.org, amount: -78.973

Spectral class DA

Surface gravity unit: www.wikidata.org, amount: +66000000

External References (2)

Gaia id 1158347014670132864

Simbad id HS 1447+0454

References

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

Direct Wikidata claims

[2] ↑ Q74920233 — instance of (P31): white dwarf. SIMBAD. wikidata.org.
[3] ↑ Q74920233 — spectral class (P215): DA. 3D kinematics of white dwarfs from the SPY project. II.. wikidata.org.
[4] ↑ Q74920233 — catalog code (P528): SDSS J145009.84+044145.6. SIMBAD. wikidata.org.
[5] ↑ Q74920233 — catalog code (P528): HS 1447+0454. SIMBAD. wikidata.org.
[6] ↑ Q74920233 — catalog code (P528): USNO-B1.0 0946-00231321. SIMBAD. wikidata.org.
[7] ↑ Q74920233 — catalog code (P528): WD 1447+049. SIMBAD. wikidata.org.
[8] ↑ Q74920233 — catalog code (P528): Gaia DR2 1158347014670132864. SIMBAD. wikidata.org.
[9] ↑ Q74920233 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.744'}. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.
[10] ↑ Q74920233 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.75'}. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.
[11] ↑ Q74920233 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.83'}. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.
[12] ↑ Q74920233 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.39'}. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.
[13] ↑ Q74920233 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.09'}. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.
[14] ↑ Q74920233 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.75'}. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.
[15] ↑ Q74920233 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.85'}. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.
[16] ↑ Q74920233 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.607'}. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.
[17] ↑ Q74920233 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.2'}. The USNO-B Catalog. wikidata.org.
[18] ↑ Q74920233 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.6'}. The USNO-B Catalog. wikidata.org.
[19] ↑ Q74920233 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.5168'}. Gaia Data Release 2. wikidata.org.
[20] ↑ Q74920233 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+16.1454'}. Gaia Data Release 2. wikidata.org.
[21] ↑ Q74920233 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-27.0'}. 3D kinematics of white dwarfs from the SPY project. II.. wikidata.org.
[22] ↑ Q74920233 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+61.9371'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q74920233 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+222.54102123498030'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q74920233 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+4.69600804522970'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q74920233 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[26] ↑ Q74920233 — effective temperature (P6879): {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+13000'}. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.

Class ancestry

[1] ↑ Q74920233 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). Q74920233. Retrieved May 7, 2026, from https://4ort.xyz/entity/q74920233

MLA “Q74920233.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q74920233.

BibTeX

@misc{4ortxyz_q74920233_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q74920233}}, year = {2026}, url = {https://4ort.xyz/entity/q74920233}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q74920233 — https://4ort.xyz/entity/q74920233 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q74920233 · Last refreshed: May 7, 2026