Q81766661

low-mass star in the constellation Cetus

Thing low_mass_star Q81766661

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Q81766661

Summary

Q81766661 is a low-mass star^[1].

Key Facts

Q81766661's instance of is recorded as low-mass star^[2].
Q81766661's constellation is recorded as Cetus^[3].
Q81766661's spectral class is recorded as M3V^[4].
Q81766661's catalog code is recorded as 2MASS J00495842-0003493^[5].
Q81766661's catalog code is recorded as SDSS J004958.43-000349.4^[6].
Q81766661's catalog code is recorded as SDSS J004958.44-000349.5^[7].
Q81766661's catalog code is recorded as Gaia DR2 2536978873271435776^[8].
Q81766661's apparent magnitude is recorded as {'unit': '1', 'amount': '+22.732'}^[9].
Q81766661's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.514'}^[10].
Q81766661's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.057'}^[11].
Q81766661's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.062'}^[12].
Q81766661's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.782'}^[13].
Q81766661's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.266'}^[14].
Q81766661's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.793'}^[15].
Q81766661's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.907'}^[16].
Q81766661's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.5737'}^[17].
Q81766661's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.4133'}^[18].
Q81766661's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+15'}^[19].
Q81766661's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+387.9'}^[20].
Q81766661's SIMBAD ID is recorded as 2MASS J00495842-0003493^[21].
Q81766661's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+12.49347392334130'}^[22].
Q81766661's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.06374897631710'}^[23].
Q81766661's epoch is recorded as J2000.0^[24].
Q81766661's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-1.908'}^[25].
Q81766661's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+2.817'}^[26].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +22.732, unit: 1, amount: +20.514, unit: 1, amount: +19.057, unit: 1, amount: +17.062, unit: 1, amount: +15.782, unit: 1, amount: +15.266, unit: 1, amount: +17.793, unit: 1, amount: +14.907, unit: 1, amount: +18.5737

Catalog code 2MASS J00495842-0003493, SDSS J004958.43-000349.4, SDSS J004958.44-000349.5, Gaia DR2 2536978873271435776

Constellation Cetus

Declination unit: www.wikidata.org, amount: -0.06374897631710

Declination component of proper motion unit: www.wikidata.org, amount: -1.908

Distance from earth unit: www.wikidata.org, amount: +387.9

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +0.4133

Radial velocity unit: www.wikidata.org, amount: +15

Right ascension unit: www.wikidata.org, amount: +12.49347392334130

Right ascension component of proper motion unit: www.wikidata.org, amount: +2.817

Spectral class M3V

External References (2)

Gaia id 2536978873271435776

Simbad id 2MASS J00495842-0003493

References

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

Direct Wikidata claims

[2] ↑ Q81766661 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81766661 — constellation (P59): Cetus. wikidata.org.
[4] ↑ Q81766661 — spectral class (P215): M3V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81766661 — catalog code (P528): 2MASS J00495842-0003493. SIMBAD. wikidata.org.
[6] ↑ Q81766661 — catalog code (P528): SDSS J004958.43-000349.4. SIMBAD. wikidata.org.
[7] ↑ Q81766661 — catalog code (P528): SDSS J004958.44-000349.5. SIMBAD. wikidata.org.
[8] ↑ Q81766661 — catalog code (P528): Gaia DR2 2536978873271435776. SIMBAD. wikidata.org.
[9] ↑ Q81766661 — apparent magnitude (P1215): {'unit': '1', 'amount': '+22.732'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[10] ↑ Q81766661 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.514'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q81766661 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.057'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q81766661 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.062'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[13] ↑ Q81766661 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.782'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[14] ↑ Q81766661 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.266'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q81766661 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.793'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[16] ↑ Q81766661 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.907'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[17] ↑ Q81766661 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.5737'}. Gaia Data Release 2. wikidata.org.
[18] ↑ Q81766661 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.4133'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q81766661 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+15'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[20] ↑ Q81766661 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+387.9'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[21] ↑ Q81766661 — SIMBAD ID (P3083): 2MASS J00495842-0003493. wikidata.org.
[22] ↑ Q81766661 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+12.49347392334130'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81766661 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.06374897631710'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81766661 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81766661 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-1.908'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81766661 — right ascension component of proper motion (P10752): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+2.817'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81766661 is an instance of low-mass star (Q12795622) [P31, primary]. Wikidata. wikidata.org.

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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). Q81766661. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81766661

MLA “Q81766661.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81766661.

BibTeX

@misc{4ortxyz_q81766661_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81766661}}, year = {2026}, url = {https://4ort.xyz/entity/q81766661}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81766661 — https://4ort.xyz/entity/q81766661 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81766661 · Last refreshed: May 7, 2026