Q81759811

low-mass star in the constellation Cetus

Thing low_mass_star Q81759811

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Q81759811

Summary

Q81759811 is a low-mass star^[1].

Key Facts

Q81759811's instance of is recorded as low-mass star^[2].
Q81759811's constellation is recorded as Cetus^[3].
Q81759811's spectral class is recorded as M4V^[4].
Q81759811's catalog code is recorded as 2MASS J00400702+0013231^[5].
Q81759811's catalog code is recorded as SDSS J004007.02+001323.3^[6].
Q81759811's catalog code is recorded as SDSS J004007.03+001323.3^[7].
Q81759811's catalog code is recorded as Gaia DR2 2543276841515383296^[8].
Q81759811's apparent magnitude is recorded as {'unit': '1', 'amount': '+23.178'}^[9].
Q81759811's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.873'}^[10].
Q81759811's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.494'}^[11].
Q81759811's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.516'}^[12].
Q81759811's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.110'}^[13].
Q81759811's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.541'}^[14].
Q81759811's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.200'}^[15].
Q81759811's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.56'}^[16].
Q81759811's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.9803'}^[17].
Q81759811's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.5311'}^[18].
Q81759811's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-35'}^[19].
Q81759811's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+469.6'}^[20].
Q81759811's SIMBAD ID is recorded as 2MASS J00400702+0013231^[21].
Q81759811's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+10.02929185800760'}^[22].
Q81759811's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+0.22313274239930'}^[23].
Q81759811's epoch is recorded as J2000.0^[24].
Q81759811's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-6.119'}^[25].
Q81759811's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-7.140'}^[26].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +23.178, unit: 1, amount: +20.873, unit: 1, amount: +19.494, unit: 1, amount: +17.516, unit: 1, amount: +16.110, unit: 1, amount: +15.541, unit: 1, amount: +18.200, unit: 1, amount: +15.56, unit: 1, amount: +18.9803

Catalog code 2MASS J00400702+0013231, SDSS J004007.02+001323.3, SDSS J004007.03+001323.3, Gaia DR2 2543276841515383296

Constellation Cetus

Declination unit: www.wikidata.org, amount: +0.22313274239930

Declination component of proper motion unit: www.wikidata.org, amount: -6.119

Distance from earth unit: www.wikidata.org, amount: +469.6

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +1.5311

Radial velocity unit: www.wikidata.org, amount: -35

Right ascension unit: www.wikidata.org, amount: +10.02929185800760

Right ascension component of proper motion unit: www.wikidata.org, amount: -7.140

Spectral class M4V

External References (2)

Gaia id 2543276841515383296

Simbad id 2MASS J00400702+0013231

References

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

Direct Wikidata claims

[2] ↑ Q81759811 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81759811 — constellation (P59): Cetus. wikidata.org.
[4] ↑ Q81759811 — spectral class (P215): M4V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81759811 — catalog code (P528): 2MASS J00400702+0013231. SIMBAD. wikidata.org.
[6] ↑ Q81759811 — catalog code (P528): SDSS J004007.02+001323.3. SIMBAD. wikidata.org.
[7] ↑ Q81759811 — catalog code (P528): SDSS J004007.03+001323.3. SIMBAD. wikidata.org.
[8] ↑ Q81759811 — catalog code (P528): Gaia DR2 2543276841515383296. SIMBAD. wikidata.org.
[9] ↑ Q81759811 — apparent magnitude (P1215): {'unit': '1', 'amount': '+23.178'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[10] ↑ Q81759811 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.873'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q81759811 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.494'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q81759811 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.516'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[13] ↑ Q81759811 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.110'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[14] ↑ Q81759811 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.541'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q81759811 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.200'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[16] ↑ Q81759811 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.56'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[17] ↑ Q81759811 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.9803'}. Gaia Data Release 2. wikidata.org.
[18] ↑ Q81759811 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.5311'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q81759811 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-35'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[20] ↑ Q81759811 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+469.6'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[21] ↑ Q81759811 — SIMBAD ID (P3083): 2MASS J00400702+0013231. wikidata.org.
[22] ↑ Q81759811 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+10.02929185800760'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81759811 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+0.22313274239930'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81759811 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81759811 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-6.119'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81759811 — right ascension component of proper motion (P10752): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-7.140'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81759811 is an instance of low-mass star (Q12795622) [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). Q81759811. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81759811

MLA “Q81759811.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81759811.

BibTeX

@misc{4ortxyz_q81759811_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81759811}}, year = {2026}, url = {https://4ort.xyz/entity/q81759811}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81759811 — https://4ort.xyz/entity/q81759811 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81759811 · Last refreshed: May 7, 2026