Q78199473

white dwarf in the constellation Lynx

Thing white_dwarf Q78199473

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Q78199473

Summary

Q78199473 is a white dwarf^[1].

Key Facts

Q78199473's instance of is recorded as white dwarf^[2].
Q78199473's constellation is recorded as Lynx^[3].
Q78199473's spectral class is recorded as DA.8^[4].
Q78199473's catalog code is recorded as PG 0812+478^[5].
Q78199473's catalog code is recorded as WD 0812+478^[6].
Q78199473's catalog code is recorded as 2MASS J08154894+4740391^[7].
Q78199473's catalog code is recorded as SDSS J081548.92+474038.9^[8].
Q78199473's catalog code is recorded as Gaia DR2 931238043230275968^[9].
Q78199473's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.42'}^[10].
Q78199473's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.636'}^[11].
Q78199473's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.996'}^[12].
Q78199473's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.463'}^[13].
Q78199473's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.567'}^[14].
Q78199473's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.503'}^[15].
Q78199473's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.587'}^[16].
Q78199473's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.165'}^[17].
Q78199473's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.882'}^[18].
Q78199473's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.1908'}^[19].
Q78199473's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+4.6096'}^[20].
Q78199473's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+216.9386'}^[21].
Q78199473's SIMBAD ID is recorded as PG 0812+478^[22].
Q78199473's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+123.95386921873660'}^[23].
Q78199473's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+47.67749684077350'}^[24].
Q78199473's epoch is recorded as J2000.0^[25].
Q78199473's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+62000'}^[26].

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Quick Facts

Instance of white dwarf

Properties

Apparent magnitude unit: 1, amount: +15.42, unit: 1, amount: +14.636, unit: 1, amount: +14.996, unit: 1, amount: +15.463, unit: 1, amount: +15.567, unit: 1, amount: +15.503, unit: 1, amount: +14.587, unit: 1, amount: +14.165, unit: 1, amount: +13.882, unit: 1, amount: +15.1908

Catalog code PG 0812+478, WD 0812+478, 2MASS J08154894+4740391, SDSS J081548.92+474038.9, Gaia DR2 931238043230275968

Constellation Lynx

Declination unit: www.wikidata.org, amount: +47.67749684077350

Declination component of proper motion unit: www.wikidata.org, amount: -60.701

Distance from earth unit: www.wikidata.org, amount: +216.9386

Effective temperature unit: www.wikidata.org, amount: +62000

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +4.6096

Right ascension unit: www.wikidata.org, amount: +123.95386921873660

Right ascension component of proper motion unit: www.wikidata.org, amount: -32.069

Spectral class DA.8

Surface gravity unit: www.wikidata.org, amount: +43000000

External References (2)

Gaia id 931238043230275968

Simbad id PG 0812+478

References

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

Direct Wikidata claims

[2] ↑ Q78199473 — instance of (P31): white dwarf. SIMBAD. wikidata.org.
[3] ↑ Q78199473 — constellation (P59): Lynx. wikidata.org.
[4] ↑ Q78199473 — spectral class (P215): DA.8. A spectroscopic survey and analysis of bright, hydrogen-rich white dwarfs. wikidata.org.
[5] ↑ Q78199473 — catalog code (P528): PG 0812+478. SIMBAD. wikidata.org.
[6] ↑ Q78199473 — catalog code (P528): WD 0812+478. SIMBAD. wikidata.org.
[7] ↑ Q78199473 — catalog code (P528): 2MASS J08154894+4740391. SIMBAD. wikidata.org.
[8] ↑ Q78199473 — catalog code (P528): SDSS J081548.92+474038.9. SIMBAD. wikidata.org.
[9] ↑ Q78199473 — catalog code (P528): Gaia DR2 931238043230275968. SIMBAD. wikidata.org.
[10] ↑ Q78199473 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.42'}. SIMBAD. wikidata.org.
[11] ↑ Q78199473 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.636'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q78199473 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.996'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[13] ↑ Q78199473 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.463'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[14] ↑ Q78199473 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.567'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[15] ↑ Q78199473 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.503'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[16] ↑ Q78199473 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.587'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[17] ↑ Q78199473 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.165'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[18] ↑ Q78199473 — apparent magnitude (P1215): {'unit': '1', 'amount': '+13.882'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[19] ↑ Q78199473 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.1908'}. Gaia Data Release 2. wikidata.org.
[20] ↑ Q78199473 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+4.6096'}. Gaia Data Release 2. wikidata.org.
[21] ↑ Q78199473 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+216.9386'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q78199473 — SIMBAD ID (P3083): PG 0812+478. wikidata.org.
[23] ↑ Q78199473 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+123.95386921873660'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q78199473 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+47.67749684077350'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q78199473 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[26] ↑ Q78199473 — effective temperature (P6879): {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+62000'}. A spectroscopic survey and analysis of bright, hydrogen-rich white dwarfs. wikidata.org.

Class ancestry

[1] ↑ Q78199473 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). Q78199473. Retrieved May 7, 2026, from https://4ort.xyz/entity/q78199473

MLA “Q78199473.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q78199473.

BibTeX

@misc{4ortxyz_q78199473_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q78199473}}, year = {2026}, url = {https://4ort.xyz/entity/q78199473}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q78199473 — https://4ort.xyz/entity/q78199473 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q78199473 · Last refreshed: May 7, 2026