Q81228883

white dwarf in the constellation Cancer

Thing white_dwarf Q81228883

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Q81228883

Summary

Q81228883 is a white dwarf^[1].

Key Facts

Q81228883's instance of is recorded as white dwarf^[2].
Q81228883's constellation is recorded as Cancer^[3].
Q81228883's spectral class is recorded as DC^[4].
Q81228883's catalog code is recorded as SDSS J081751.52+282203.1^[5].
Q81228883's catalog code is recorded as USNO-B1.0 1183-00176078^[6].
Q81228883's catalog code is recorded as LSPM J0817+2822^[7].
Q81228883's catalog code is recorded as WD 0814+285^[8].
Q81228883's catalog code is recorded as Gaia DR2 684152216824047104^[9].
Q81228883's apparent magnitude is recorded as {'unit': '1', 'amount': '+21.69'}^[10].
Q81228883's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.494'}^[11].
Q81228883's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.33'}^[12].
Q81228883's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.01'}^[13].
Q81228883's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.91'}^[14].
Q81228883's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.2'}^[15].
Q81228883's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.3'}^[16].
Q81228883's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.616'}^[17].
Q81228883's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.283'}^[18].
Q81228883's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.198'}^[19].
Q81228883's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.6791'}^[20].
Q81228883's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+18.8325'}^[21].
Q81228883's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+53.0997'}^[22].
Q81228883's SIMBAD ID is recorded as LSPM J0817+2822^[23].
Q81228883's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+124.46462843015240'}^[24].
Q81228883's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+28.36769861353420'}^[25].
Q81228883's epoch is recorded as J2000.0^[26].

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Quick Facts

Instance of white dwarf

Properties

Apparent magnitude unit: 1, amount: +21.69, unit: 1, amount: +19.494, unit: 1, amount: +17.33, unit: 1, amount: +17.01, unit: 1, amount: +16.91, unit: 1, amount: +20.2, unit: 1, amount: +18.3, unit: 1, amount: +18.616, unit: 1, amount: +18.283, unit: 1, amount: +18.198, unit: 1, amount: +18.6791

Catalog code SDSS J081751.52+282203.1, USNO-B1.0 1183-00176078, LSPM J0817+2822, WD 0814+285, Gaia DR2 684152216824047104

Constellation Cancer

Declination unit: www.wikidata.org, amount: +28.36769861353420

Declination component of proper motion unit: www.wikidata.org, amount: -203.599

Distance from earth unit: www.wikidata.org, amount: +53.0997

Effective temperature unit: www.wikidata.org, amount: +4660

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +18.8325

Right ascension unit: www.wikidata.org, amount: +124.46462843015240

Right ascension component of proper motion unit: www.wikidata.org, amount: +66.976

Spectral class DC

Surface gravity unit: www.wikidata.org, amount: +80000000

External References (2)

Gaia id 684152216824047104

Simbad id LSPM J0817+2822

References

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

Direct Wikidata claims

[2] ↑ Q81228883 — instance of (P31): white dwarf. SIMBAD. wikidata.org.
[3] ↑ Q81228883 — constellation (P59): Cancer. wikidata.org.
[4] ↑ Q81228883 — spectral class (P215): DC. A detailed model atmosphere analysis of cool white dwarfs in the Sloan Digital Sky Survey. wikidata.org.
[5] ↑ Q81228883 — catalog code (P528): SDSS J081751.52+282203.1. SIMBAD. wikidata.org.
[6] ↑ Q81228883 — catalog code (P528): USNO-B1.0 1183-00176078. SIMBAD. wikidata.org.
[7] ↑ Q81228883 — catalog code (P528): LSPM J0817+2822. SIMBAD. wikidata.org.
[8] ↑ Q81228883 — catalog code (P528): WD 0814+285. SIMBAD. wikidata.org.
[9] ↑ Q81228883 — catalog code (P528): Gaia DR2 684152216824047104. SIMBAD. wikidata.org.
[10] ↑ Q81228883 — apparent magnitude (P1215): {'unit': '1', 'amount': '+21.69'}. The SDSS Photometric Catalog, Release 6. wikidata.org.
[11] ↑ Q81228883 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.494'}. The SDSS Photometric Catalog, Release 6. wikidata.org.
[12] ↑ Q81228883 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.33'}. A detailed model atmosphere analysis of cool white dwarfs in the Sloan Digital Sky Survey. wikidata.org.
[13] ↑ Q81228883 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.01'}. A detailed model atmosphere analysis of cool white dwarfs in the Sloan Digital Sky Survey. wikidata.org.
[14] ↑ Q81228883 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.91'}. A detailed model atmosphere analysis of cool white dwarfs in the Sloan Digital Sky Survey. wikidata.org.
[15] ↑ Q81228883 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.2'}. The USNO-B Catalog. wikidata.org.
[16] ↑ Q81228883 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.3'}. The USNO-B Catalog. wikidata.org.
[17] ↑ Q81228883 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.616'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[18] ↑ Q81228883 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.283'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[19] ↑ Q81228883 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.198'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[20] ↑ Q81228883 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.6791'}. Gaia Data Release 2. wikidata.org.
[21] ↑ Q81228883 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+18.8325'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q81228883 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+53.0997'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81228883 — SIMBAD ID (P3083): LSPM J0817+2822. wikidata.org.
[24] ↑ Q81228883 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+124.46462843015240'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81228883 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+28.36769861353420'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81228883 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81228883 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). Q81228883. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81228883

MLA “Q81228883.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81228883.

BibTeX

@misc{4ortxyz_q81228883_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81228883}}, year = {2026}, url = {https://4ort.xyz/entity/q81228883}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81228883 — https://4ort.xyz/entity/q81228883 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81228883 · Last refreshed: May 7, 2026