Q81756803

white dwarf in the constellation Cetus

Thing white_dwarf Q81756803

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Q81756803

Summary

Q81756803 is a white dwarf^[1].

Key Facts

Q81756803's instance of is recorded as white dwarf^[2].
Q81756803's constellation is recorded as Cetus^[3].
Q81756803's spectral class is recorded as M5V^[4].
Q81756803's catalog code is recorded as 2MASS J03024199-0039359^[5].
Q81756803's catalog code is recorded as SDSS J030242.03-003936.1^[6].
Q81756803's catalog code is recorded as [SLH2007] J030242.02-003936.0^[7].
Q81756803's catalog code is recorded as [RGS2010] J030242.02-003935.9^[8].
Q81756803's catalog code is recorded as [SGR2010] J0302-0039^[9].
Q81756803's catalog code is recorded as [SGR2010] J030242.02-003935.9^[10].
Q81756803's catalog code is recorded as WD 0300-008^[11].
Q81756803's catalog code is recorded as SDSS J030242.02-003936.0^[12].
Q81756803's catalog code is recorded as Gaia DR2 5187864436760744576^[13].
Q81756803's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.799'}^[14].
Q81756803's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.704'}^[15].
Q81756803's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.071'}^[16].
Q81756803's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.875'}^[17].
Q81756803's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.180'}^[18].
Q81756803's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.789'}^[19].
Q81756803's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.863'}^[20].
Q81756803's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.727'}^[21].
Q81756803's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.4330'}^[22].
Q81756803's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+9.8882'}^[23].
Q81756803's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+20'}^[24].
Q81756803's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+101.1306'}^[25].
Q81756803's SIMBAD ID is recorded as SDSS J030242.03-003936.1^[26].

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Quick Facts

Instance of white dwarf

Properties

Apparent magnitude unit: 1, amount: +20.799, unit: 1, amount: +19.704, unit: 1, amount: +19.071, unit: 1, amount: +14.875, unit: 1, amount: +14.180, unit: 1, amount: +13.789, unit: 1, amount: +17.863, unit: 1, amount: +16.727, unit: 1, amount: +18.4330

Catalog code 2MASS J03024199-0039359, SDSS J030242.03-003936.1, [SLH2007] J030242.02-003936.0, [RGS2010] J030242.02-003935.9, [SGR2010] J0302-0039, [SGR2010] J030242.02-003935.9, WD 0300-008, SDSS J030242.02-003936.0, Gaia DR2 5187864436760744576

Constellation Cetus

Declination unit: www.wikidata.org, amount: -0.65999883787980

Declination component of proper motion unit: www.wikidata.org, amount: -85.135

Distance from earth unit: www.wikidata.org, amount: +101.1306

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +9.8882

Radial velocity unit: www.wikidata.org, amount: +20

Right ascension unit: www.wikidata.org, amount: +45.67505456765230

Right ascension component of proper motion unit: www.wikidata.org, amount: +114.880

Spectral class M5V

External References (2)

Gaia id 5187864436760744576

Simbad id SDSS J030242.03-003936.1

References

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

Direct Wikidata claims

[2] ↑ Q81756803 — instance of (P31): white dwarf. SIMBAD. wikidata.org.
[3] ↑ Q81756803 — constellation (P59): Cetus. wikidata.org.
[4] ↑ Q81756803 — spectral class (P215): M5V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81756803 — catalog code (P528): 2MASS J03024199-0039359. SIMBAD. wikidata.org.
[6] ↑ Q81756803 — catalog code (P528): SDSS J030242.03-003936.1. SIMBAD. wikidata.org.
[7] ↑ Q81756803 — catalog code (P528): [SLH2007] J030242.02-003936.0. SIMBAD. wikidata.org.
[8] ↑ Q81756803 — catalog code (P528): [RGS2010] J030242.02-003935.9. SIMBAD. wikidata.org.
[9] ↑ Q81756803 — catalog code (P528): [SGR2010] J0302-0039. SIMBAD. wikidata.org.
[10] ↑ Q81756803 — catalog code (P528): [SGR2010] J030242.02-003935.9. SIMBAD. wikidata.org.
[11] ↑ Q81756803 — catalog code (P528): WD 0300-008. SIMBAD. wikidata.org.
[12] ↑ Q81756803 — catalog code (P528): SDSS J030242.02-003936.0. SIMBAD. wikidata.org.
[13] ↑ Q81756803 — catalog code (P528): Gaia DR2 5187864436760744576. SIMBAD. wikidata.org.
[14] ↑ Q81756803 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.799'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[15] ↑ Q81756803 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.704'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[16] ↑ Q81756803 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.071'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[17] ↑ Q81756803 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.875'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[18] ↑ Q81756803 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.180'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[19] ↑ Q81756803 — apparent magnitude (P1215): {'unit': '1', 'amount': '+13.789'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[20] ↑ Q81756803 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.863'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[21] ↑ Q81756803 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.727'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[22] ↑ Q81756803 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.4330'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81756803 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+9.8882'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81756803 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+20'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[25] ↑ Q81756803 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+101.1306'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81756803 — SIMBAD ID (P3083): SDSS J030242.03-003936.1. wikidata.org.

Class ancestry

[1] ↑ Q81756803 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). Q81756803. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81756803

MLA “Q81756803.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81756803.

BibTeX

@misc{4ortxyz_q81756803_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81756803}}, year = {2026}, url = {https://4ort.xyz/entity/q81756803}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81756803 — https://4ort.xyz/entity/q81756803 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81756803 · Last refreshed: May 7, 2026