Q81765828

low-mass star in the constellation Cetus

Thing low_mass_star Q81765828

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Q81765828

Summary

Q81765828 is a low-mass star^[1].

Key Facts

Q81765828's instance of is recorded as low-mass star^[2].
Q81765828's constellation is recorded as Cetus^[3].
Q81765828's spectral class is recorded as M3V^[4].
Q81765828's catalog code is recorded as 2MASS J02020139+0112073^[5].
Q81765828's catalog code is recorded as SDSS J020201.38+011207.2^[6].
Q81765828's catalog code is recorded as SDSS J020201.39+011207.3^[7].
Q81765828's catalog code is recorded as Gaia DR2 2508280142318266752^[8].
Q81765828's apparent magnitude is recorded as {'unit': '1', 'amount': '+23.427'}^[9].
Q81765828's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.420'}^[10].
Q81765828's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.969'}^[11].
Q81765828's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.216'}^[12].
Q81765828's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.791'}^[13].
Q81765828's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.300'}^[14].
Q81765828's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.993'}^[15].
Q81765828's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.848'}^[16].
Q81765828's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.5530'}^[17].
Q81765828's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+2.0159'}^[18].
Q81765828's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-15'}^[19].
Q81765828's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+533.2'}^[20].
Q81765828's SIMBAD ID is recorded as 2MASS J02020139+0112073^[21].
Q81765828's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+30.50576824489710'}^[22].
Q81765828's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+1.20202896876120'}^[23].
Q81765828's epoch is recorded as J2000.0^[24].
Q81765828's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-13.067'}^[25].
Q81765828's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+4.067'}^[26].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +23.427, unit: 1, amount: +20.420, unit: 1, amount: +18.969, unit: 1, amount: +17.216, unit: 1, amount: +15.791, unit: 1, amount: +15.300, unit: 1, amount: +14.993, unit: 1, amount: +17.848, unit: 1, amount: +18.5530

Catalog code 2MASS J02020139+0112073, SDSS J020201.38+011207.2, SDSS J020201.39+011207.3, Gaia DR2 2508280142318266752

Constellation Cetus

Declination unit: www.wikidata.org, amount: +1.20202896876120

Declination component of proper motion unit: www.wikidata.org, amount: -13.067

Distance from earth unit: www.wikidata.org, amount: +533.2

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +2.0159

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

Right ascension unit: www.wikidata.org, amount: +30.50576824489710

Right ascension component of proper motion unit: www.wikidata.org, amount: +4.067

Spectral class M3V

External References (2)

Gaia id 2508280142318266752

Simbad id 2MASS J02020139+0112073

References

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

Direct Wikidata claims

[2] ↑ Q81765828 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81765828 — constellation (P59): Cetus. wikidata.org.
[4] ↑ Q81765828 — spectral class (P215): M3V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81765828 — catalog code (P528): 2MASS J02020139+0112073. SIMBAD. wikidata.org.
[6] ↑ Q81765828 — catalog code (P528): SDSS J020201.38+011207.2. SIMBAD. wikidata.org.
[7] ↑ Q81765828 — catalog code (P528): SDSS J020201.39+011207.3. SIMBAD. wikidata.org.
[8] ↑ Q81765828 — catalog code (P528): Gaia DR2 2508280142318266752. SIMBAD. wikidata.org.
[9] ↑ Q81765828 — apparent magnitude (P1215): {'unit': '1', 'amount': '+23.427'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[10] ↑ Q81765828 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.420'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q81765828 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.969'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q81765828 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.216'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[13] ↑ Q81765828 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.791'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[14] ↑ Q81765828 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.300'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q81765828 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.993'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q81765828 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.848'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[17] ↑ Q81765828 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.5530'}. Gaia Data Release 2. wikidata.org.
[18] ↑ Q81765828 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+2.0159'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q81765828 — 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] ↑ Q81765828 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+533.2'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[21] ↑ Q81765828 — SIMBAD ID (P3083): 2MASS J02020139+0112073. wikidata.org.
[22] ↑ Q81765828 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+30.50576824489710'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81765828 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+1.20202896876120'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81765828 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81765828 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-13.067'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81765828 — right ascension component of proper motion (P10752): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+4.067'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81765828 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). Q81765828. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81765828

MLA “Q81765828.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81765828.

BibTeX

@misc{4ortxyz_q81765828_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81765828}}, year = {2026}, url = {https://4ort.xyz/entity/q81765828}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81765828 — https://4ort.xyz/entity/q81765828 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81765828 · Last refreshed: May 7, 2026