Q76991980

white dwarf in the constellation Coma Berenices

Thing white_dwarf Q76991980

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Q76991980

Summary

Q76991980 is a white dwarf^[1].

Key Facts

Q76991980's instance of is recorded as white dwarf^[2].
Q76991980's constellation is recorded as Coma Berenices^[3].
Q76991980's spectral class is recorded as DA+M^[4].
Q76991980's catalog code is recorded as [SGR2010] J1235+2541^[5].
Q76991980's catalog code is recorded as [SGR2010] J123539.83+254142.3^[6].
Q76991980's catalog code is recorded as SDSS J123539.83+254142.3^[7].
Q76991980's catalog code is recorded as 2MASS J12353983+2541424^[8].
Q76991980's catalog code is recorded as SDSS J123539.84+254142.3^[9].
Q76991980's catalog code is recorded as WD 1233+259^[10].
Q76991980's catalog code is recorded as Gaia DR2 3960519257812862720^[11].
Q76991980's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.103'}^[12].
Q76991980's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.416'}^[13].
Q76991980's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.806'}^[14].
Q76991980's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.764'}^[15].
Q76991980's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.130'}^[16].
Q76991980's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.89'}^[17].
Q76991980's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.199'}^[18].
Q76991980's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.093'}^[19].
Q76991980's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.4154'}^[20].
Q76991980's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.9990'}^[21].
Q76991980's SIMBAD ID is recorded as GALEX J123539.7+254142^[22].
Q76991980's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+188.91594793611580'}^[23].
Q76991980's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+25.69506338754640'}^[24].
Q76991980's epoch is recorded as J2000.0^[25].
Q76991980's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+6300'}^[26].

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Quick Facts

Instance of white dwarf

Properties

Apparent magnitude unit: 1, amount: +20.103, unit: 1, amount: +19.416, unit: 1, amount: +18.806, unit: 1, amount: +17.764, unit: 1, amount: +17.130, unit: 1, amount: +15.89, unit: 1, amount: +15.199, unit: 1, amount: +15.093, unit: 1, amount: +18.4154

Catalog code [SGR2010] J1235+2541, [SGR2010] J123539.83+254142.3, SDSS J123539.83+254142.3, 2MASS J12353983+2541424, SDSS J123539.84+254142.3, WD 1233+259, Gaia DR2 3960519257812862720

Constellation Coma Berenices

Declination unit: www.wikidata.org, amount: +25.69506338754640

Declination component of proper motion unit: www.wikidata.org, amount: +1.289

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

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +0.9990

Right ascension unit: www.wikidata.org, amount: +188.91594793611580

Right ascension component of proper motion unit: www.wikidata.org, amount: +8.686

Spectral class DA+M

Surface gravity unit: www.wikidata.org, amount: +320000

External References (2)

Gaia id 3960519257812862720

Simbad id GALEX J123539.7+254142

References

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

Direct Wikidata claims

[2] ↑ Q76991980 — instance of (P31): white dwarf. SIMBAD. wikidata.org.
[3] ↑ Q76991980 — constellation (P59): Coma Berenices. wikidata.org.
[4] ↑ Q76991980 — spectral class (P215): DA+M. SDSS DR7 white dwarf catalog. wikidata.org.
[5] ↑ Q76991980 — catalog code (P528): [SGR2010] J1235+2541. SIMBAD. wikidata.org.
[6] ↑ Q76991980 — catalog code (P528): [SGR2010] J123539.83+254142.3. SIMBAD. wikidata.org.
[7] ↑ Q76991980 — catalog code (P528): SDSS J123539.83+254142.3. SIMBAD. wikidata.org.
[8] ↑ Q76991980 — catalog code (P528): 2MASS J12353983+2541424. SIMBAD. wikidata.org.
[9] ↑ Q76991980 — catalog code (P528): SDSS J123539.84+254142.3. SIMBAD. wikidata.org.
[10] ↑ Q76991980 — catalog code (P528): WD 1233+259. SIMBAD. wikidata.org.
[11] ↑ Q76991980 — catalog code (P528): Gaia DR2 3960519257812862720. SIMBAD. wikidata.org.
[12] ↑ Q76991980 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.103'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[13] ↑ Q76991980 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.416'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[14] ↑ Q76991980 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.806'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[15] ↑ Q76991980 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.764'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[16] ↑ Q76991980 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.130'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[17] ↑ Q76991980 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.89'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[18] ↑ Q76991980 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.199'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[19] ↑ Q76991980 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.093'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[20] ↑ Q76991980 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.4154'}. Gaia Data Release 2. wikidata.org.
[21] ↑ Q76991980 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.9990'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q76991980 — SIMBAD ID (P3083): GALEX J123539.7+254142. wikidata.org.
[23] ↑ Q76991980 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+188.91594793611580'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q76991980 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+25.69506338754640'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q76991980 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[26] ↑ Q76991980 — effective temperature (P6879): {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+6300'}. SDSS DR7 white dwarf catalog. wikidata.org.

Class ancestry

[1] ↑ Q76991980 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). Q76991980. Retrieved May 7, 2026, from https://4ort.xyz/entity/q76991980

MLA “Q76991980.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q76991980.

BibTeX

@misc{4ortxyz_q76991980_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q76991980}}, year = {2026}, url = {https://4ort.xyz/entity/q76991980}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q76991980 — https://4ort.xyz/entity/q76991980 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q76991980 · Last refreshed: May 7, 2026