Q92148345

white dwarf in the constellation Coma Berenices

Thing white_dwarf Q92148345

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Q92148345

Summary

Q92148345 is a white dwarf^[1].

Key Facts

Q92148345's instance of is recorded as white dwarf^[2].
Q92148345's constellation is recorded as Coma Berenices^[3].
Q92148345's spectral class is recorded as DA+M?^[4].
Q92148345's catalog code is recorded as SDSS J122149.09+285628.2^[5].
Q92148345's catalog code is recorded as [HHD2009] SDSS J1221+2856^[6].
Q92148345's catalog code is recorded as [RGS2010] J122149.09+285628.2^[7].
Q92148345's catalog code is recorded as LAMOST J122149.09+285628.2^[8].
Q92148345's catalog code is recorded as WIRED J122149.09+285628.2^[9].
Q92148345's catalog code is recorded as 2MASS J12214905+2856278^[10].
Q92148345's catalog code is recorded as WD 1219+292^[11].
Q92148345's catalog code is recorded as Gaia DR2 4010334384455458560^[12].
Q92148345's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.032'}^[13].
Q92148345's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.93'}^[14].
Q92148345's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.457'}^[15].
Q92148345's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.876'}^[16].
Q92148345's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.562'}^[17].
Q92148345's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.770'}^[18].
Q92148345's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.010'}^[19].
Q92148345's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.844'}^[20].
Q92148345's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.6827'}^[21].
Q92148345's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+2.9962'}^[22].
Q92148345's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+18'}^[23].
Q92148345's metallicity is recorded as {'unit': '1', 'amount': '+0.0'}^[24].
Q92148345's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+445'}^[25].
Q92148345's SIMBAD ID is recorded as GALEX J122149.0+285629^[26].

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Quick Facts

Instance of white dwarf

Properties

Apparent magnitude unit: 1, amount: +18.032, unit: 1, amount: +18.93, unit: 1, amount: +19.457, unit: 1, amount: +18.876, unit: 1, amount: +18.562, unit: 1, amount: +16.770, unit: 1, amount: +16.010, unit: 1, amount: +15.844, unit: 1, amount: +18.6827

Catalog code SDSS J122149.09+285628.2, [HHD2009] SDSS J1221+2856, [RGS2010] J122149.09+285628.2, LAMOST J122149.09+285628.2, WIRED J122149.09+285628.2, 2MASS J12214905+2856278, WD 1219+292, Gaia DR2 4010334384455458560

Constellation Coma Berenices

Declination unit: www.wikidata.org, amount: +28.94115809596890

Declination component of proper motion unit: www.wikidata.org, amount: +3.709

Distance from earth unit: www.wikidata.org, amount: +445

Effective temperature unit: www.wikidata.org, amount: +22292

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Metallicity unit: 1, amount: +0.0

Parallax unit: www.wikidata.org, amount: +2.9962

Radial velocity unit: www.wikidata.org, amount: +18

Right ascension unit: www.wikidata.org, amount: +185.45454792385790

Right ascension component of proper motion unit: www.wikidata.org, amount: -9.970

Spectral class DA+M?

Surface gravity unit: www.wikidata.org, amount: +245000000

External References (2)

Gaia id 4010334384455458560

Simbad id GALEX J122149.0+285629

References

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

Direct Wikidata claims

[2] ↑ Q92148345 — instance of (P31): white dwarf. SIMBAD. wikidata.org.
[3] ↑ Q92148345 — constellation (P59): Coma Berenices. wikidata.org.
[4] ↑ Q92148345 — spectral class (P215): DA+M?. White dwarfs identified in LAMOST DR 2. wikidata.org.
[5] ↑ Q92148345 — catalog code (P528): SDSS J122149.09+285628.2. SIMBAD. wikidata.org.
[6] ↑ Q92148345 — catalog code (P528): [HHD2009] SDSS J1221+2856. SIMBAD. wikidata.org.
[7] ↑ Q92148345 — catalog code (P528): [RGS2010] J122149.09+285628.2. SIMBAD. wikidata.org.
[8] ↑ Q92148345 — catalog code (P528): LAMOST J122149.09+285628.2. SIMBAD. wikidata.org.
[9] ↑ Q92148345 — catalog code (P528): WIRED J122149.09+285628.2. SIMBAD. wikidata.org.
[10] ↑ Q92148345 — catalog code (P528): 2MASS J12214905+2856278. SIMBAD. wikidata.org.
[11] ↑ Q92148345 — catalog code (P528): WD 1219+292. SIMBAD. wikidata.org.
[12] ↑ Q92148345 — catalog code (P528): Gaia DR2 4010334384455458560. SIMBAD. wikidata.org.
[13] ↑ Q92148345 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.032'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[14] ↑ Q92148345 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.93'}. SDSS DR7 white dwarf catalog. wikidata.org.
[15] ↑ Q92148345 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.457'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[16] ↑ Q92148345 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.876'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[17] ↑ Q92148345 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.562'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[18] ↑ Q92148345 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.770'}. The WIRED survey. II. Infrared excesses in the SDSS DR7 white dwarf catalog. wikidata.org.
[19] ↑ Q92148345 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.010'}. The WIRED survey. II. Infrared excesses in the SDSS DR7 white dwarf catalog. wikidata.org.
[20] ↑ Q92148345 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.844'}. The WIRED survey. II. Infrared excesses in the SDSS DR7 white dwarf catalog. wikidata.org.
[21] ↑ Q92148345 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.6827'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q92148345 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+2.9962'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q92148345 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+18'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[24] ↑ Q92148345 — metallicity (P2227): {'unit': '1', 'amount': '+0.0'}. White dwarf-main sequence binaries identified within SDSS DR7 and UKIDSS DR5. wikidata.org.
[25] ↑ Q92148345 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+445'}. White dwarf-main sequence binaries from LAMOST: the DR1 catalogue. wikidata.org.
[26] ↑ Q92148345 — SIMBAD ID (P3083): GALEX J122149.0+285629. wikidata.org.

Class ancestry

[1] ↑ Q92148345 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). Q92148345. Retrieved May 7, 2026, from https://4ort.xyz/entity/q92148345

MLA “Q92148345.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q92148345.

BibTeX

@misc{4ortxyz_q92148345_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q92148345}}, year = {2026}, url = {https://4ort.xyz/entity/q92148345}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q92148345 — https://4ort.xyz/entity/q92148345 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q92148345 · Last refreshed: May 7, 2026