Q81769315

low-mass star in the constellation Cetus

Thing low_mass_star Q81769315

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Q81769315

Summary

Q81769315 is a low-mass star^[1].

Key Facts

Q81769315's instance of is recorded as low-mass star^[2].
Q81769315's constellation is recorded as Cetus^[3].
Q81769315's spectral class is recorded as M2V^[4].
Q81769315's catalog code is recorded as 2MASS J00383540+0021585^[5].
Q81769315's catalog code is recorded as SDSS J003835.38+002158.7^[6].
Q81769315's catalog code is recorded as SDSS J003835.39+002158.8^[7].
Q81769315's catalog code is recorded as Gaia DR2 2543292578275984384^[8].
Q81769315's apparent magnitude is recorded as {'unit': '1', 'amount': '+22.347'}^[9].
Q81769315's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.938'}^[10].
Q81769315's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.073'}^[11].
Q81769315's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.669'}^[12].
Q81769315's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.105'}^[13].
Q81769315's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.779'}^[14].
Q81769315's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.520'}^[15].
Q81769315's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.585'}^[16].
Q81769315's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.2898'}^[17].
Q81769315's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.0087'}^[18].
Q81769315's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-40'}^[19].
Q81769315's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+628.7'}^[20].
Q81769315's SIMBAD ID is recorded as 2MASS J00383540+0021585^[21].
Q81769315's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+9.64747188194750'}^[22].
Q81769315's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+0.36634489122070'}^[23].
Q81769315's epoch is recorded as J2000.0^[24].
Q81769315's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-10.893'}^[25].
Q81769315's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-4.102'}^[26].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +22.347, unit: 1, amount: +19.938, unit: 1, amount: +17.073, unit: 1, amount: +15.669, unit: 1, amount: +15.105, unit: 1, amount: +14.779, unit: 1, amount: +18.520, unit: 1, amount: +17.585, unit: 1, amount: +18.2898

Catalog code 2MASS J00383540+0021585, SDSS J003835.38+002158.7, SDSS J003835.39+002158.8, Gaia DR2 2543292578275984384

Constellation Cetus

Declination unit: www.wikidata.org, amount: +0.36634489122070

Declination component of proper motion unit: www.wikidata.org, amount: -10.893

Distance from earth unit: www.wikidata.org, amount: +628.7

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +1.0087

Radial velocity unit: www.wikidata.org, amount: -40

Right ascension unit: www.wikidata.org, amount: +9.64747188194750

Right ascension component of proper motion unit: www.wikidata.org, amount: -4.102

Spectral class M2V

External References (2)

Gaia id 2543292578275984384

Simbad id 2MASS J00383540+0021585

References

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

Direct Wikidata claims

[2] ↑ Q81769315 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81769315 — constellation (P59): Cetus. wikidata.org.
[4] ↑ Q81769315 — spectral class (P215): M2V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81769315 — catalog code (P528): 2MASS J00383540+0021585. SIMBAD. wikidata.org.
[6] ↑ Q81769315 — catalog code (P528): SDSS J003835.38+002158.7. SIMBAD. wikidata.org.
[7] ↑ Q81769315 — catalog code (P528): SDSS J003835.39+002158.8. SIMBAD. wikidata.org.
[8] ↑ Q81769315 — catalog code (P528): Gaia DR2 2543292578275984384. SIMBAD. wikidata.org.
[9] ↑ Q81769315 — apparent magnitude (P1215): {'unit': '1', 'amount': '+22.347'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[10] ↑ Q81769315 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.938'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q81769315 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.073'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q81769315 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.669'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[13] ↑ Q81769315 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.105'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[14] ↑ Q81769315 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.779'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q81769315 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.520'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[16] ↑ Q81769315 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.585'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[17] ↑ Q81769315 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.2898'}. Gaia Data Release 2. wikidata.org.
[18] ↑ Q81769315 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.0087'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q81769315 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-40'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[20] ↑ Q81769315 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+628.7'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[21] ↑ Q81769315 — SIMBAD ID (P3083): 2MASS J00383540+0021585. wikidata.org.
[22] ↑ Q81769315 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+9.64747188194750'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81769315 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+0.36634489122070'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81769315 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81769315 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-10.893'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81769315 — right ascension component of proper motion (P10752): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-4.102'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81769315 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). Q81769315. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81769315

MLA “Q81769315.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81769315.

BibTeX

@misc{4ortxyz_q81769315_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81769315}}, year = {2026}, url = {https://4ort.xyz/entity/q81769315}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81769315 — https://4ort.xyz/entity/q81769315 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81769315 · Last refreshed: May 7, 2026