Q77420709

white dwarf in the constellation Ursa Major

Thing white_dwarf Q77420709

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Q77420709

Summary

Q77420709 is a white dwarf^[1].

Key Facts

Q77420709's instance of is recorded as white dwarf^[2].
Q77420709's constellation is recorded as Ursa Major^[3].
Q77420709's spectral class is recorded as DA+M^[4].
Q77420709's catalog code is recorded as 2MASS J11191419+3801597^[5].
Q77420709's catalog code is recorded as SDSS J111914.19+380159.7^[6].
Q77420709's catalog code is recorded as [HHD2009] SDSS J1119+3801^[7].
Q77420709's catalog code is recorded as SDSS J111914.19+380159.6^[8].
Q77420709's catalog code is recorded as [SLH2007] J111914.16+380159.9^[9].
Q77420709's catalog code is recorded as [RGS2010] J111914.19+380159.7^[10].
Q77420709's catalog code is recorded as WIRED J111914.19+380159.7^[11].
Q77420709's catalog code is recorded as WD 1116+383^[12].
Q77420709's catalog code is recorded as Gaia DR2 764021493083515904^[13].
Q77420709's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.219'}^[14].
Q77420709's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.865'}^[15].
Q77420709's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.223'}^[16].
Q77420709's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.930'}^[17].
Q77420709's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.933'}^[18].
Q77420709's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.376'}^[19].
Q77420709's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.511'}^[20].
Q77420709's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.964'}^[21].
Q77420709's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.1910'}^[22].
Q77420709's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+27'}^[23].
Q77420709's metallicity is recorded as {'unit': '1', 'amount': '+0.0'}^[24].
Q77420709's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+299'}^[25].
Q77420709's SIMBAD ID is recorded as SDSS J111914.19+380159.7^[26].

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Quick Facts

Instance of white dwarf

Properties

Apparent magnitude unit: 1, amount: +19.219, unit: 1, amount: +17.865, unit: 1, amount: +16.223, unit: 1, amount: +18.930, unit: 1, amount: +18.933, unit: 1, amount: +18.376, unit: 1, amount: +16.511, unit: 1, amount: +15.964, unit: 1, amount: +19.1910

Catalog code 2MASS J11191419+3801597, SDSS J111914.19+380159.7, [HHD2009] SDSS J1119+3801, SDSS J111914.19+380159.6, [SLH2007] J111914.16+380159.9, [RGS2010] J111914.19+380159.7, WIRED J111914.19+380159.7, WD 1116+383, Gaia DR2 764021493083515904

Constellation Ursa Major

Declination unit: www.wikidata.org, amount: +38.03326197533450

Declination component of proper motion unit: www.wikidata.org, amount: -10.0, unit: www.wikidata.org, amount: -10

Distance from earth unit: www.wikidata.org, amount: +299

Effective temperature unit: www.wikidata.org, amount: +7477

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Metallicity unit: 1, amount: +0.0

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

Right ascension unit: www.wikidata.org, amount: +169.80912139583910

Right ascension component of proper motion unit: www.wikidata.org, amount: -2.0, unit: www.wikidata.org, amount: -2

Spectral class DA+M

Surface gravity unit: www.wikidata.org, amount: +2300000

External References (1)

Simbad id SDSS J111914.19+380159.7

References

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

Direct Wikidata claims

[2] ↑ Q77420709 — instance of (P31): white dwarf. SIMBAD. wikidata.org.
[3] ↑ Q77420709 — constellation (P59): Ursa Major. wikidata.org.
[4] ↑ Q77420709 — spectral class (P215): DA+M. White dwarf-main sequence binaries identified within SDSS DR7 and UKIDSS DR5. wikidata.org.
[5] ↑ Q77420709 — catalog code (P528): 2MASS J11191419+3801597. SIMBAD. wikidata.org.
[6] ↑ Q77420709 — catalog code (P528): SDSS J111914.19+380159.7. SIMBAD. wikidata.org.
[7] ↑ Q77420709 — catalog code (P528): [HHD2009] SDSS J1119+3801. SIMBAD. wikidata.org.
[8] ↑ Q77420709 — catalog code (P528): SDSS J111914.19+380159.6. SIMBAD. wikidata.org.
[9] ↑ Q77420709 — catalog code (P528): [SLH2007] J111914.16+380159.9. SIMBAD. wikidata.org.
[10] ↑ Q77420709 — catalog code (P528): [RGS2010] J111914.19+380159.7. SIMBAD. wikidata.org.
[11] ↑ Q77420709 — catalog code (P528): WIRED J111914.19+380159.7. SIMBAD. wikidata.org.
[12] ↑ Q77420709 — catalog code (P528): WD 1116+383. SIMBAD. wikidata.org.
[13] ↑ Q77420709 — catalog code (P528): Gaia DR2 764021493083515904. SIMBAD. wikidata.org.
[14] ↑ Q77420709 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.219'}. The Fifth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[15] ↑ Q77420709 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.865'}. The Fifth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[16] ↑ Q77420709 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.223'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[17] ↑ Q77420709 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.930'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[18] ↑ Q77420709 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.933'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[19] ↑ Q77420709 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.376'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[20] ↑ Q77420709 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.511'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[21] ↑ Q77420709 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.964'}. The WIRED survey. II. Infrared excesses in the SDSS DR7 white dwarf catalog. wikidata.org.
[22] ↑ Q77420709 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.1910'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q77420709 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+27'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[24] ↑ Q77420709 — metallicity (P2227): {'unit': '1', 'amount': '+0.0'}. White dwarf-main sequence binaries identified within SDSS DR7 and UKIDSS DR5. wikidata.org.
[25] ↑ Q77420709 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+299'}. The WIRED survey. II. Infrared excesses in the SDSS DR7 white dwarf catalog. wikidata.org.
[26] ↑ Q77420709 — SIMBAD ID (P3083): SDSS J111914.19+380159.7. wikidata.org.

Class ancestry

[1] ↑ Q77420709 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). Q77420709. Retrieved May 7, 2026, from https://4ort.xyz/entity/q77420709

MLA “Q77420709.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q77420709.

BibTeX

@misc{4ortxyz_q77420709_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q77420709}}, year = {2026}, url = {https://4ort.xyz/entity/q77420709}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q77420709 — https://4ort.xyz/entity/q77420709 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q77420709 · Last refreshed: May 7, 2026