Q81939883

white dwarf in the constellation Cancer

Thing white_dwarf Q81939883

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Q81939883

Summary

Q81939883 is a white dwarf^[1].

Key Facts

Q81939883's instance of is recorded as white dwarf^[2].
Q81939883's constellation is recorded as Cancer^[3].
Q81939883's spectral class is recorded as M4V^[4].
Q81939883's catalog code is recorded as 2MASS J08484119+2320516^[5].
Q81939883's catalog code is recorded as SDSS J084841.17+232051.7^[6].
Q81939883's catalog code is recorded as [RGS2010] J084841.17+232051.7^[7].
Q81939883's catalog code is recorded as [SGR2010] J0848+2320^[8].
Q81939883's catalog code is recorded as [SGR2010] J084841.17+232051.7^[9].
Q81939883's catalog code is recorded as WD 0845+235^[10].
Q81939883's catalog code is recorded as SDSS J084841.17+232051.8^[11].
Q81939883's catalog code is recorded as Gaia DR2 689473234627550080^[12].
Q81939883's redshift is recorded as {'unit': '1', 'amount': '-0.00007'}^[13].
Q81939883's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.293'}^[14].
Q81939883's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.265'}^[15].
Q81939883's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.614'}^[16].
Q81939883's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.316'}^[17].
Q81939883's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.811'}^[18].
Q81939883's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.667'}^[19].
Q81939883's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.382'}^[20].
Q81939883's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.651'}^[21].
Q81939883's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.0821'}^[22].
Q81939883's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+3.5512'}^[23].
Q81939883's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+12'}^[24].
Q81939883's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+281.5950'}^[25].
Q81939883's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+132.17159196080030'}^[26].

Body

Definition and Type

Q81939883'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: +20.293, unit: 1, amount: +14.265, unit: 1, amount: +13.614, unit: 1, amount: +13.316, unit: 1, amount: +18.811, unit: 1, amount: +17.667, unit: 1, amount: +16.382, unit: 1, amount: +15.651, unit: 1, amount: +17.0821

Catalog code 2MASS J08484119+2320516, SDSS J084841.17+232051.7, [RGS2010] J084841.17+232051.7, [SGR2010] J0848+2320, [SGR2010] J084841.17+232051.7, WD 0845+235, SDSS J084841.17+232051.8, Gaia DR2 689473234627550080

Constellation Cancer

Declination unit: www.wikidata.org, amount: +23.34771132610340

Declination component of proper motion unit: www.wikidata.org, amount: -14.537

Distance from earth unit: www.wikidata.org, amount: +281.5950

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +3.5512

Radial velocity unit: www.wikidata.org, amount: +12

Redshift unit: 1, amount: -0.00007

Right ascension unit: www.wikidata.org, amount: +132.17159196080030

Right ascension component of proper motion unit: www.wikidata.org, amount: -23.179

Spectral class M4V

External References (2)

Gaia id 689473234627550080

Simbad id GALEX J084841.0+232052

References

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

Direct Wikidata claims

[2] ↑ Q81939883 — instance of (P31): white dwarf. SIMBAD. wikidata.org.
[3] ↑ Q81939883 — constellation (P59): Cancer. wikidata.org.
[4] ↑ Q81939883 — spectral class (P215): M4V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81939883 — catalog code (P528): 2MASS J08484119+2320516. SIMBAD. wikidata.org.
[6] ↑ Q81939883 — catalog code (P528): SDSS J084841.17+232051.7. SIMBAD. wikidata.org.
[7] ↑ Q81939883 — catalog code (P528): [RGS2010] J084841.17+232051.7. SIMBAD. wikidata.org.
[8] ↑ Q81939883 — catalog code (P528): [SGR2010] J0848+2320. SIMBAD. wikidata.org.
[9] ↑ Q81939883 — catalog code (P528): [SGR2010] J084841.17+232051.7. SIMBAD. wikidata.org.
[10] ↑ Q81939883 — catalog code (P528): WD 0845+235. SIMBAD. wikidata.org.
[11] ↑ Q81939883 — catalog code (P528): SDSS J084841.17+232051.8. SIMBAD. wikidata.org.
[12] ↑ Q81939883 — catalog code (P528): Gaia DR2 689473234627550080. SIMBAD. wikidata.org.
[13] ↑ Q81939883 — redshift (P1090): {'unit': '1', 'amount': '-0.00007'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[14] ↑ Q81939883 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.293'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[15] ↑ Q81939883 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.265'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q81939883 — apparent magnitude (P1215): {'unit': '1', 'amount': '+13.614'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[17] ↑ Q81939883 — apparent magnitude (P1215): {'unit': '1', 'amount': '+13.316'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[18] ↑ Q81939883 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.811'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[19] ↑ Q81939883 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.667'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[20] ↑ Q81939883 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.382'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[21] ↑ Q81939883 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.651'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[22] ↑ Q81939883 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.0821'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81939883 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+3.5512'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81939883 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+12'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[25] ↑ Q81939883 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+281.5950'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81939883 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+132.17159196080030'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81939883 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). Q81939883. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81939883

MLA “Q81939883.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81939883.

BibTeX

@misc{4ortxyz_q81939883_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81939883}}, year = {2026}, url = {https://4ort.xyz/entity/q81939883}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81939883 — https://4ort.xyz/entity/q81939883 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81939883 · Last refreshed: May 7, 2026