Q81762103

low-mass star in the constellation Cetus

Thing low_mass_star Q81762103

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Q81762103

Summary

Q81762103 is a low-mass star^[1].

Key Facts

Q81762103's instance of is recorded as low-mass star^[2].
Q81762103's constellation is recorded as Cetus^[3].
Q81762103's spectral class is recorded as M2V^[4].
Q81762103's catalog code is recorded as 2MASS J00393021+0027034^[5].
Q81762103's catalog code is recorded as SDSS J003930.22+002703.7^[6].
Q81762103's catalog code is recorded as SDSS J003930.22+002703.6^[7].
Q81762103's catalog code is recorded as Gaia DR2 2543297148120817920^[8].
Q81762103's apparent magnitude is recorded as {'unit': '1', 'amount': '+22.652'}^[9].
Q81762103's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.796'}^[10].
Q81762103's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.983'}^[11].
Q81762103's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.645'}^[12].
Q81762103's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.055'}^[13].
Q81762103's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.781'}^[14].
Q81762103's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.400'}^[15].
Q81762103's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.476'}^[16].
Q81762103's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.1399'}^[17].
Q81762103's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.5844'}^[18].
Q81762103's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-27'}^[19].
Q81762103's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+654.1'}^[20].
Q81762103's SIMBAD ID is recorded as 2MASS J00393021+0027034^[21].
Q81762103's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+9.87593652183070'}^[22].
Q81762103's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+0.45101582559130'}^[23].
Q81762103's epoch is recorded as J2000.0^[24].
Q81762103's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-9.127'}^[25].
Q81762103's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+14.583'}^[26].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +22.652, unit: 1, amount: +19.796, unit: 1, amount: +16.983, unit: 1, amount: +15.645, unit: 1, amount: +15.055, unit: 1, amount: +14.781, unit: 1, amount: +18.400, unit: 1, amount: +17.476, unit: 1, amount: +18.1399

Catalog code 2MASS J00393021+0027034, SDSS J003930.22+002703.7, SDSS J003930.22+002703.6, Gaia DR2 2543297148120817920

Constellation Cetus

Declination unit: www.wikidata.org, amount: +0.45101582559130

Declination component of proper motion unit: www.wikidata.org, amount: -9.127

Distance from earth unit: www.wikidata.org, amount: +654.1

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +1.5844

Radial velocity unit: www.wikidata.org, amount: -27

Right ascension unit: www.wikidata.org, amount: +9.87593652183070

Right ascension component of proper motion unit: www.wikidata.org, amount: +14.583

Spectral class M2V

External References (2)

Gaia id 2543297148120817920

Simbad id 2MASS J00393021+0027034

References

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

Direct Wikidata claims

[2] ↑ Q81762103 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81762103 — constellation (P59): Cetus. wikidata.org.
[4] ↑ Q81762103 — spectral class (P215): M2V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81762103 — catalog code (P528): 2MASS J00393021+0027034. SIMBAD. wikidata.org.
[6] ↑ Q81762103 — catalog code (P528): SDSS J003930.22+002703.7. SIMBAD. wikidata.org.
[7] ↑ Q81762103 — catalog code (P528): SDSS J003930.22+002703.6. SIMBAD. wikidata.org.
[8] ↑ Q81762103 — catalog code (P528): Gaia DR2 2543297148120817920. SIMBAD. wikidata.org.
[9] ↑ Q81762103 — apparent magnitude (P1215): {'unit': '1', 'amount': '+22.652'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[10] ↑ Q81762103 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.796'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q81762103 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.983'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q81762103 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.645'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[13] ↑ Q81762103 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.055'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[14] ↑ Q81762103 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.781'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q81762103 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.400'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[16] ↑ Q81762103 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.476'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[17] ↑ Q81762103 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.1399'}. Gaia Data Release 2. wikidata.org.
[18] ↑ Q81762103 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.5844'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q81762103 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-27'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[20] ↑ Q81762103 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+654.1'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[21] ↑ Q81762103 — SIMBAD ID (P3083): 2MASS J00393021+0027034. wikidata.org.
[22] ↑ Q81762103 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+9.87593652183070'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81762103 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+0.45101582559130'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81762103 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81762103 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-9.127'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81762103 — right ascension component of proper motion (P10752): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+14.583'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81762103 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). Q81762103. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81762103

MLA “Q81762103.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81762103.

BibTeX

@misc{4ortxyz_q81762103_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81762103}}, year = {2026}, url = {https://4ort.xyz/entity/q81762103}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81762103 — https://4ort.xyz/entity/q81762103 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81762103 · Last refreshed: May 7, 2026