Q81504380

white dwarf in the constellation Canes Venatici

Thing white_dwarf Q81504380

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Q81504380

Summary

Q81504380 is a white dwarf^[1].

Key Facts

Q81504380's instance of is recorded as white dwarf^[2].
Q81504380's constellation is recorded as Canes Venatici^[3].
Q81504380's spectral class is recorded as DA^[4].
Q81504380's catalog code is recorded as PB 153^[5].
Q81504380's catalog code is recorded as 2MASS J13201136+4712224^[6].
Q81504380's catalog code is recorded as SDSS J132011.38+471222.0^[7].
Q81504380's catalog code is recorded as SDSS J132011.39+471222.1^[8].
Q81504380's catalog code is recorded as WIRED J132011.38+471222.0^[9].
Q81504380's catalog code is recorded as WD 1318+474^[10].
Q81504380's catalog code is recorded as SDSS J132011.39+471222.0^[11].
Q81504380's catalog code is recorded as Gaia DR2 1551402252435630592^[12].
Q81504380's redshift is recorded as {'unit': '1', 'amount': '-0.00007'}^[13].
Q81504380's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.5'}^[14].
Q81504380's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.776'}^[15].
Q81504380's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.512'}^[16].
Q81504380's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.523'}^[17].
Q81504380's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.587'}^[18].
Q81504380's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.912'}^[19].
Q81504380's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.150'}^[20].
Q81504380's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.019'}^[21].
Q81504380's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.544'}^[22].
Q81504380's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.4755'}^[23].
Q81504380's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+12.5917'}^[24].
Q81504380's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-21'}^[25].
Q81504380's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+79.4174'}^[26].

Body

Definition and Type

Q81504380'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: +17.5, unit: 1, amount: +16.776, unit: 1, amount: +17.512, unit: 1, amount: +17.523, unit: 1, amount: +17.587, unit: 1, amount: +16.912, unit: 1, amount: +17.150, unit: 1, amount: +18.019, unit: 1, amount: +17.544, unit: 1, amount: +17.4755

Catalog code PB 153, 2MASS J13201136+4712224, SDSS J132011.38+471222.0, SDSS J132011.39+471222.1, WIRED J132011.38+471222.0, WD 1318+474, SDSS J132011.39+471222.0, Gaia DR2 1551402252435630592

Constellation Canes Venatici

Declination unit: www.wikidata.org, amount: +47.20619386376860

Declination component of proper motion unit: www.wikidata.org, amount: -85.957

Distance from earth unit: www.wikidata.org, amount: +79.4174

Effective temperature unit: www.wikidata.org, amount: +7716

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +12.5917

Radial velocity unit: www.wikidata.org, amount: -21

Redshift unit: 1, amount: -0.00007

Right ascension unit: www.wikidata.org, amount: +200.04743538407720

Right ascension component of proper motion unit: www.wikidata.org, amount: +14.096

Spectral class DA

Surface gravity unit: www.wikidata.org, amount: +90000000

External References (2)

Gaia id 1551402252435630592

Simbad id PB 153

References

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

Direct Wikidata claims

[2] ↑ Q81504380 — instance of (P31): white dwarf. SIMBAD. wikidata.org.
[3] ↑ Q81504380 — constellation (P59): Canes Venatici. wikidata.org.
[4] ↑ Q81504380 — spectral class (P215): DA. A Catalog of Spectroscopically Confirmed White Dwarfs from the Sloan Digital Sky Survey Data Release 4. wikidata.org.
[5] ↑ Q81504380 — catalog code (P528): PB 153. SIMBAD. wikidata.org.
[6] ↑ Q81504380 — catalog code (P528): 2MASS J13201136+4712224. SIMBAD. wikidata.org.
[7] ↑ Q81504380 — catalog code (P528): SDSS J132011.38+471222.0. SIMBAD. wikidata.org.
[8] ↑ Q81504380 — catalog code (P528): SDSS J132011.39+471222.1. SIMBAD. wikidata.org.
[9] ↑ Q81504380 — catalog code (P528): WIRED J132011.38+471222.0. SIMBAD. wikidata.org.
[10] ↑ Q81504380 — catalog code (P528): WD 1318+474. SIMBAD. wikidata.org.
[11] ↑ Q81504380 — catalog code (P528): SDSS J132011.39+471222.0. SIMBAD. wikidata.org.
[12] ↑ Q81504380 — catalog code (P528): Gaia DR2 1551402252435630592. SIMBAD. wikidata.org.
[13] ↑ Q81504380 — redshift (P1090): {'unit': '1', 'amount': '-0.00007'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[14] ↑ Q81504380 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.5'}. SIMBAD. wikidata.org.
[15] ↑ Q81504380 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.776'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q81504380 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.512'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[17] ↑ Q81504380 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.523'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[18] ↑ Q81504380 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.587'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[19] ↑ Q81504380 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.912'}. The WIRED survey. II. Infrared excesses in the SDSS DR7 white dwarf catalog. wikidata.org.
[20] ↑ Q81504380 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.150'}. The WIRED survey. II. Infrared excesses in the SDSS DR7 white dwarf catalog. wikidata.org.
[21] ↑ Q81504380 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.019'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[22] ↑ Q81504380 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.544'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[23] ↑ Q81504380 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.4755'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81504380 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+12.5917'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81504380 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-21'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[26] ↑ Q81504380 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+79.4174'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81504380 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). Q81504380. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81504380

MLA “Q81504380.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81504380.

BibTeX

@misc{4ortxyz_q81504380_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81504380}}, year = {2026}, url = {https://4ort.xyz/entity/q81504380}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81504380 — https://4ort.xyz/entity/q81504380 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81504380 · Last refreshed: May 7, 2026