Q78204451

white dwarf in the constellation Ursa Major

Thing white_dwarf Q78204451

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Q78204451

Summary

Q78204451 is a white dwarf^[1].

Key Facts

Q78204451's instance of is recorded as white dwarf^[2].
Q78204451's constellation is recorded as Ursa Major^[3].
Q78204451's spectral class is recorded as DA+M^[4].
Q78204451's catalog code is recorded as WD 0834+532^[5].
Q78204451's catalog code is recorded as 2MASS J08380803+5302540^[6].
Q78204451's catalog code is recorded as SDSS J083808.00+530254.4^[7].
Q78204451's catalog code is recorded as SDSS J083807.99+530254.3^[8].
Q78204451's catalog code is recorded as [HHD2009] SDSS J0838+5302^[9].
Q78204451's catalog code is recorded as SDSS J083808.00+530254.3^[10].
Q78204451's catalog code is recorded as [SHW2006] J083808.00+530254.3^[11].
Q78204451's catalog code is recorded as [SLH2007] J083808.00+530254.3^[12].
Q78204451's catalog code is recorded as [RGS2010] J083807.99+530254.3^[13].
Q78204451's catalog code is recorded as SDSS J083807.99+530254.4^[14].
Q78204451's catalog code is recorded as WIRED J083808.00+530254.3^[15].
Q78204451's catalog code is recorded as [RGS2010] J083808.00+530254.3^[16].
Q78204451's catalog code is recorded as Gaia DR2 1030205394083991168^[17].
Q78204451's redshift is recorded as {'unit': '1', 'amount': '+0.00009'}^[18].
Q78204451's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.506'}^[19].
Q78204451's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.793'}^[20].
Q78204451's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.641'}^[21].
Q78204451's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.388'}^[22].
Q78204451's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.958'}^[23].
Q78204451's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.343'}^[24].
Q78204451's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.852'}^[25].
Q78204451's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.352'}^[26].

Body

Definition and Type

Q78204451'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: +16.506, unit: 1, amount: +15.793, unit: 1, amount: +15.641, unit: 1, amount: +19.388, unit: 1, amount: +18.958, unit: 1, amount: +18.343, unit: 1, amount: +17.852, unit: 1, amount: +19.352, unit: 1, amount: +18.8002

Catalog code WD 0834+532, 2MASS J08380803+5302540, SDSS J083808.00+530254.4, SDSS J083807.99+530254.3, [HHD2009] SDSS J0838+5302, SDSS J083808.00+530254.3, [SHW2006] J083808.00+530254.3, [SLH2007] J083808.00+530254.3, [RGS2010] J083807.99+530254.3, SDSS J083807.99+530254.4, WIRED J083808.00+530254.3, [RGS2010] J083808.00+530254.3, Gaia DR2 1030205394083991168

Constellation Ursa Major

Declination unit: www.wikidata.org, amount: +53.04840456482080

Declination component of proper motion unit: www.wikidata.org, amount: -3.844

Distance from earth unit: www.wikidata.org, amount: +291

Effective temperature unit: www.wikidata.org, amount: +6300, unit: www.wikidata.org, amount: +6301

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Metallicity unit: 1, amount: -1.0

Parallax unit: www.wikidata.org, amount: +2.2527

Radial velocity unit: www.wikidata.org, amount: +27

Redshift unit: 1, amount: +0.00009

Right ascension unit: www.wikidata.org, amount: +129.53330272336670

Right ascension component of proper motion unit: www.wikidata.org, amount: -9.696

Spectral class DA+M

Surface gravity unit: www.wikidata.org, amount: +105000, unit: www.wikidata.org, amount: +1740000

External References (2)

Gaia id 1030205394083991168

Simbad id GALEX J083807.9+530254

References

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

Direct Wikidata claims

[2] ↑ Q78204451 — instance of (P31): white dwarf. SIMBAD. wikidata.org.
[3] ↑ Q78204451 — constellation (P59): Ursa Major. wikidata.org.
[4] ↑ Q78204451 — spectral class (P215): DA+M. SDSS DR7 white dwarf catalog. wikidata.org.
[5] ↑ Q78204451 — catalog code (P528): WD 0834+532. SIMBAD. wikidata.org.
[6] ↑ Q78204451 — catalog code (P528): 2MASS J08380803+5302540. SIMBAD. wikidata.org.
[7] ↑ Q78204451 — catalog code (P528): SDSS J083808.00+530254.4. SIMBAD. wikidata.org.
[8] ↑ Q78204451 — catalog code (P528): SDSS J083807.99+530254.3. SIMBAD. wikidata.org.
[9] ↑ Q78204451 — catalog code (P528): [HHD2009] SDSS J0838+5302. SIMBAD. wikidata.org.
[10] ↑ Q78204451 — catalog code (P528): SDSS J083808.00+530254.3. SIMBAD. wikidata.org.
[11] ↑ Q78204451 — catalog code (P528): [SHW2006] J083808.00+530254.3. SIMBAD. wikidata.org.
[12] ↑ Q78204451 — catalog code (P528): [SLH2007] J083808.00+530254.3. SIMBAD. wikidata.org.
[13] ↑ Q78204451 — catalog code (P528): [RGS2010] J083807.99+530254.3. SIMBAD. wikidata.org.
[14] ↑ Q78204451 — catalog code (P528): SDSS J083807.99+530254.4. SIMBAD. wikidata.org.
[15] ↑ Q78204451 — catalog code (P528): WIRED J083808.00+530254.3. SIMBAD. wikidata.org.
[16] ↑ Q78204451 — catalog code (P528): [RGS2010] J083808.00+530254.3. SIMBAD. wikidata.org.
[17] ↑ Q78204451 — catalog code (P528): Gaia DR2 1030205394083991168. SIMBAD. wikidata.org.
[18] ↑ Q78204451 — redshift (P1090): {'unit': '1', 'amount': '+0.00009'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[19] ↑ Q78204451 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.506'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[20] ↑ Q78204451 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.793'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[21] ↑ Q78204451 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.641'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[22] ↑ Q78204451 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.388'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[23] ↑ Q78204451 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.958'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[24] ↑ Q78204451 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.343'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[25] ↑ Q78204451 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.852'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[26] ↑ Q78204451 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.352'}. The SDSS Photometric Catalog, Release 7. wikidata.org.

Class ancestry

[1] ↑ Q78204451 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). Q78204451. Retrieved May 7, 2026, from https://4ort.xyz/entity/q78204451

MLA “Q78204451.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q78204451.

BibTeX

@misc{4ortxyz_q78204451_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q78204451}}, year = {2026}, url = {https://4ort.xyz/entity/q78204451}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q78204451 — https://4ort.xyz/entity/q78204451 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q78204451 · Last refreshed: May 7, 2026