Q81948958

Thing brown_dwarf Q81948958

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Q81948958

Summary

Q81948958 is a brown dwarf^[1].

Key Facts

Q81948958's instance of is recorded as brown dwarf^[2].
Q81948958's constellation is recorded as Lynx^[3].
Q81948958's spectral class is recorded as L1^[4].
Q81948958's catalog code is recorded as 2MASS J08400161+4517522^[5].
Q81948958's catalog code is recorded as SDSS J084001.61+451752.3^[6].
Q81948958's catalog code is recorded as SDSS J084001.62+451752.4^[7].
Q81948958's catalog code is recorded as Gaia DR2 917396561932264576^[8].
Q81948958's redshift is recorded as {'unit': '1', 'amount': '-0.00019'}^[9].
Q81948958's apparent magnitude is recorded as {'unit': '1', 'amount': '+24.864'}^[10].
Q81948958's apparent magnitude is recorded as {'unit': '1', 'amount': '+24.764'}^[11].
Q81948958's apparent magnitude is recorded as {'unit': '1', 'amount': '+22.886'}^[12].
Q81948958's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.122'}^[13].
Q81948958's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.314'}^[14].
Q81948958's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.730'}^[15].
Q81948958's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.933'}^[16].
Q81948958's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.296'}^[17].
Q81948958's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.6400'}^[18].
Q81948958's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+16.0808'}^[19].
Q81948958's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+40.30'}^[20].
Q81948958's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+62.1860'}^[21].
Q81948958's SIMBAD ID is recorded as 2MASS J08400161+4517522^[22].
Q81948958's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+130.00681982207280'}^[23].
Q81948958's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+45.29785514464080'}^[24].
Q81948958's epoch is recorded as J2000.0^[25].
Q81948958's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-75.684'}^[26].

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Quick Facts

Instance of brown dwarf

Properties

Apparent magnitude unit: 1, amount: +24.864, unit: 1, amount: +24.764, unit: 1, amount: +22.886, unit: 1, amount: +20.122, unit: 1, amount: +18.314, unit: 1, amount: +15.730, unit: 1, amount: +14.933, unit: 1, amount: +14.296, unit: 1, amount: +20.6400

Catalog code 2MASS J08400161+4517522, SDSS J084001.61+451752.3, SDSS J084001.62+451752.4, Gaia DR2 917396561932264576

Constellation Lynx

Declination unit: www.wikidata.org, amount: +45.29785514464080

Declination component of proper motion unit: www.wikidata.org, amount: -75.684

Distance from earth unit: www.wikidata.org, amount: +62.1860

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +16.0808

Radial velocity unit: www.wikidata.org, amount: +40.30

Redshift unit: 1, amount: -0.00019

Right ascension unit: www.wikidata.org, amount: +130.00681982207280

Right ascension component of proper motion unit: www.wikidata.org, amount: -52.769

Spectral class L1

External References (2)

Gaia id 917396561932264576

Simbad id 2MASS J08400161+4517522

References

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

Direct Wikidata claims

[2] ↑ Q81948958 — instance of (P31): brown dwarf. SIMBAD. wikidata.org.
[3] ↑ Q81948958 — constellation (P59): Lynx. wikidata.org.
[4] ↑ Q81948958 — spectral class (P215): L1. Colors and kinematics of L dwarfs from the Sloan Digital Sky Survey. wikidata.org.
[5] ↑ Q81948958 — catalog code (P528): 2MASS J08400161+4517522. SIMBAD. wikidata.org.
[6] ↑ Q81948958 — catalog code (P528): SDSS J084001.61+451752.3. SIMBAD. wikidata.org.
[7] ↑ Q81948958 — catalog code (P528): SDSS J084001.62+451752.4. SIMBAD. wikidata.org.
[8] ↑ Q81948958 — catalog code (P528): Gaia DR2 917396561932264576. SIMBAD. wikidata.org.
[9] ↑ Q81948958 — redshift (P1090): {'unit': '1', 'amount': '-0.00019'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[10] ↑ Q81948958 — apparent magnitude (P1215): {'unit': '1', 'amount': '+24.864'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q81948958 — apparent magnitude (P1215): {'unit': '1', 'amount': '+24.764'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q81948958 — apparent magnitude (P1215): {'unit': '1', 'amount': '+22.886'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[13] ↑ Q81948958 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.122'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[14] ↑ Q81948958 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.314'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[15] ↑ Q81948958 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.730'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q81948958 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.933'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[17] ↑ Q81948958 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.296'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[18] ↑ Q81948958 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.6400'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q81948958 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+16.0808'}. Gaia Data Release 2. wikidata.org.
[20] ↑ Q81948958 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+40.30'}. Colors and kinematics of L dwarfs from the Sloan Digital Sky Survey. wikidata.org.
[21] ↑ Q81948958 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+62.1860'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q81948958 — SIMBAD ID (P3083): 2MASS J08400161+4517522. wikidata.org.
[23] ↑ Q81948958 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+130.00681982207280'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81948958 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+45.29785514464080'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81948958 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81948958 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-75.684'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81948958 is an instance of brown dwarf (Q101600) [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). Q81948958. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81948958

MLA “Q81948958.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81948958.

BibTeX

@misc{4ortxyz_q81948958_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81948958}}, year = {2026}, url = {https://4ort.xyz/entity/q81948958}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81948958 — https://4ort.xyz/entity/q81948958 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81948958 · Last refreshed: May 7, 2026