Q77698851

white dwarf in the constellation Boötes

Thing white_dwarf Q77698851

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Q77698851

Summary

Q77698851 is a white dwarf^[1].

Key Facts

Q77698851's instance of is recorded as white dwarf^[2].
Q77698851's constellation is recorded as Boötes^[3].
Q77698851's spectral class is recorded as DA^[4].
Q77698851's catalog code is recorded as DEEP-GSS 214-1543^[5].
Q77698851's catalog code is recorded as [NCA2002] WD 3^[6].
Q77698851's catalog code is recorded as [B98] 4^[7].
Q77698851's catalog code is recorded as [BA99] 971^[8].
Q77698851's catalog code is recorded as SDSS J141613.47+521137.2^[9].
Q77698851's catalog code is recorded as USNO-B1.0 1421-00279936^[10].
Q77698851's catalog code is recorded as Gaia DR2 1607884473991469312^[11].
Q77698851's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.67'}^[12].
Q77698851's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.4'}^[13].
Q77698851's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.2'}^[14].
Q77698851's apparent magnitude is recorded as {'unit': '1', 'amount': '+21.208'}^[15].
Q77698851's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.492'}^[16].
Q77698851's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.485'}^[17].
Q77698851's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.485'}^[18].
Q77698851's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.676'}^[19].
Q77698851's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.4946'}^[20].
Q77698851's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+2.4608'}^[21].
Q77698851's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+214.05609166285580'}^[22].
Q77698851's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+52.19359082973740'}^[23].
Q77698851's epoch is recorded as J2000.0^[24].
Q77698851's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+8663'}^[25].
Q77698851's surface gravity is recorded as {'unit': 'http://www.wikidata.org/entity/Q39699418', 'amount': '+44800000'}^[26].

Body

Definition and Type

Q77698851'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: +20.67, unit: 1, amount: +20.4, unit: 1, amount: +20.2, unit: 1, amount: +21.208, unit: 1, amount: +20.492, unit: 1, amount: +20.485, unit: 1, amount: +20.485, unit: 1, amount: +20.676, unit: 1, amount: +20.4946

Catalog code DEEP-GSS 214-1543, [NCA2002] WD 3, [B98] 4, [BA99] 971, SDSS J141613.47+521137.2, USNO-B1.0 1421-00279936, Gaia DR2 1607884473991469312

Constellation Boötes

Declination unit: www.wikidata.org, amount: +52.19359082973740

Declination component of proper motion unit: www.wikidata.org, amount: +3.616

Effective temperature unit: www.wikidata.org, amount: +8663

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +2.4608

Right ascension unit: www.wikidata.org, amount: +214.05609166285580

Right ascension component of proper motion unit: www.wikidata.org, amount: -32.834

Spectral class DA

Surface gravity unit: www.wikidata.org, amount: +44800000

External References (2)

Gaia id 1607884473991469312

Simbad id [NCA2002] WD 3

References

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

Direct Wikidata claims

[2] ↑ Q77698851 — instance of (P31): white dwarf. SIMBAD. wikidata.org.
[3] ↑ Q77698851 — constellation (P59): Boötes. wikidata.org.
[4] ↑ Q77698851 — spectral class (P215): DA. New white dwarf and subdwarf stars in the Sloan Digital Sky Survey Data Release 12. wikidata.org.
[5] ↑ Q77698851 — catalog code (P528): DEEP-GSS 214-1543. SIMBAD. wikidata.org.
[6] ↑ Q77698851 — catalog code (P528): [NCA2002] WD 3. SIMBAD. wikidata.org.
[7] ↑ Q77698851 — catalog code (P528): [B98] 4. SIMBAD. wikidata.org.
[8] ↑ Q77698851 — catalog code (P528): [BA99] 971. SIMBAD. wikidata.org.
[9] ↑ Q77698851 — catalog code (P528): SDSS J141613.47+521137.2. SIMBAD. wikidata.org.
[10] ↑ Q77698851 — catalog code (P528): USNO-B1.0 1421-00279936. SIMBAD. wikidata.org.
[11] ↑ Q77698851 — catalog code (P528): Gaia DR2 1607884473991469312. SIMBAD. wikidata.org.
[12] ↑ Q77698851 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.67'}. SIMBAD. wikidata.org.
[13] ↑ Q77698851 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.4'}. The USNO-B Catalog. wikidata.org.
[14] ↑ Q77698851 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.2'}. The USNO-B Catalog. wikidata.org.
[15] ↑ Q77698851 — apparent magnitude (P1215): {'unit': '1', 'amount': '+21.208'}. New white dwarf and subdwarf stars in the Sloan Digital Sky Survey Data Release 12. wikidata.org.
[16] ↑ Q77698851 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.492'}. New white dwarf and subdwarf stars in the Sloan Digital Sky Survey Data Release 12. wikidata.org.
[17] ↑ Q77698851 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.485'}. New white dwarf and subdwarf stars in the Sloan Digital Sky Survey Data Release 12. wikidata.org.
[18] ↑ Q77698851 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.485'}. New white dwarf and subdwarf stars in the Sloan Digital Sky Survey Data Release 12. wikidata.org.
[19] ↑ Q77698851 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.676'}. New white dwarf and subdwarf stars in the Sloan Digital Sky Survey Data Release 12. wikidata.org.
[20] ↑ Q77698851 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.4946'}. Gaia Data Release 2. wikidata.org.
[21] ↑ Q77698851 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+2.4608'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q77698851 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+214.05609166285580'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q77698851 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+52.19359082973740'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q77698851 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[25] ↑ Q77698851 — effective temperature (P6879): {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+8663'}. New white dwarf and subdwarf stars in the Sloan Digital Sky Survey Data Release 12. wikidata.org.
[26] ↑ Q77698851 — surface gravity (P7015): {'unit': 'http://www.wikidata.org/entity/Q39699418', 'amount': '+44800000'}. New white dwarf and subdwarf stars in the Sloan Digital Sky Survey Data Release 12. wikidata.org.

Class ancestry

[1] ↑ Q77698851 is an instance of white dwarf (Q5871) [P31, primary]. Wikidata. wikidata.org.

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APA 4ort.xyz Knowledge Graph. (2026). Q77698851. Retrieved May 7, 2026, from https://4ort.xyz/entity/q77698851

MLA “Q77698851.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q77698851.

BibTeX

@misc{4ortxyz_q77698851_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q77698851}}, year = {2026}, url = {https://4ort.xyz/entity/q77698851}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q77698851 — https://4ort.xyz/entity/q77698851 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q77698851 · Last refreshed: May 7, 2026