Q81765407

low-mass star in the constellation Cetus

Thing low_mass_star Q81765407

Press Enter · cited answer in seconds

Q81765407

Summary

Q81765407 is a low-mass star^[1].

Key Facts

Q81765407's instance of is recorded as low-mass star^[2].
Q81765407's constellation is recorded as Cetus^[3].
Q81765407's spectral class is recorded as M2V^[4].
Q81765407's catalog code is recorded as 2MASS J01210749-0048013^[5].
Q81765407's catalog code is recorded as SDSS J012107.50-004801.5^[6].
Q81765407's catalog code is recorded as SDSS J012107.51-004801.6^[7].
Q81765407's catalog code is recorded as Gaia DR2 2533552142204070784^[8].
Q81765407's apparent magnitude is recorded as {'unit': '1', 'amount': '+23.264'}^[9].
Q81765407's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.883'}^[10].
Q81765407's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.536'}^[11].
Q81765407's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.653'}^[12].
Q81765407's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.094'}^[13].
Q81765407's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.378'}^[14].
Q81765407's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.814'}^[15].
Q81765407's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.3260'}^[16].
Q81765407's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.3043'}^[17].
Q81765407's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-36'}^[18].
Q81765407's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+1102.1'}^[19].
Q81765407's SIMBAD ID is recorded as 2MASS J01210749-0048013^[20].
Q81765407's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+20.28126030888670'}^[21].
Q81765407's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.80042951429370'}^[22].
Q81765407's epoch is recorded as J2000.0^[23].
Q81765407's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-5.852'}^[24].
Q81765407's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+7.630'}^[25].
Q81765407's Gaia ID is recorded as 2533552142204070784^[26].

⭐ Popularity Graph

0/100 long tail

Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +23.264, unit: 1, amount: +20.883, unit: 1, amount: +19.536, unit: 1, amount: +18.653, unit: 1, amount: +18.094, unit: 1, amount: +16.378, unit: 1, amount: +16.814, unit: 1, amount: +19.3260

Catalog code 2MASS J01210749-0048013, SDSS J012107.50-004801.5, SDSS J012107.51-004801.6, Gaia DR2 2533552142204070784

Constellation Cetus

Declination unit: www.wikidata.org, amount: -0.80042951429370

Declination component of proper motion unit: www.wikidata.org, amount: -5.852

Distance from earth unit: www.wikidata.org, amount: +1102.1

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +0.3043

Radial velocity unit: www.wikidata.org, amount: -36

Right ascension unit: www.wikidata.org, amount: +20.28126030888670

Right ascension component of proper motion unit: www.wikidata.org, amount: +7.630

Spectral class M2V

External References (2)

Gaia id 2533552142204070784

Simbad id 2MASS J01210749-0048013

References

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

Direct Wikidata claims

[2] ↑ Q81765407 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81765407 — constellation (P59): Cetus. wikidata.org.
[4] ↑ Q81765407 — spectral class (P215): M2V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81765407 — catalog code (P528): 2MASS J01210749-0048013. SIMBAD. wikidata.org.
[6] ↑ Q81765407 — catalog code (P528): SDSS J012107.50-004801.5. SIMBAD. wikidata.org.
[7] ↑ Q81765407 — catalog code (P528): SDSS J012107.51-004801.6. SIMBAD. wikidata.org.
[8] ↑ Q81765407 — catalog code (P528): Gaia DR2 2533552142204070784. SIMBAD. wikidata.org.
[9] ↑ Q81765407 — apparent magnitude (P1215): {'unit': '1', 'amount': '+23.264'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[10] ↑ Q81765407 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.883'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q81765407 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.536'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q81765407 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.653'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[13] ↑ Q81765407 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.094'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[14] ↑ Q81765407 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.378'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q81765407 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.814'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q81765407 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.3260'}. Gaia Data Release 2. wikidata.org.
[17] ↑ Q81765407 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.3043'}. Gaia Data Release 2. wikidata.org.
[18] ↑ Q81765407 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-36'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[19] ↑ Q81765407 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+1102.1'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[20] ↑ Q81765407 — SIMBAD ID (P3083): 2MASS J01210749-0048013. wikidata.org.
[21] ↑ Q81765407 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+20.28126030888670'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q81765407 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.80042951429370'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81765407 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81765407 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-5.852'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81765407 — right ascension component of proper motion (P10752): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+7.630'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81765407 — Gaia ID (P13228): 2533552142204070784. wikidata.org.

Class ancestry

[1] ↑ Q81765407 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). Q81765407. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81765407

MLA “Q81765407.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81765407.

BibTeX

@misc{4ortxyz_q81765407_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81765407}}, year = {2026}, url = {https://4ort.xyz/entity/q81765407}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81765407 — https://4ort.xyz/entity/q81765407 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81765407 · Last refreshed: May 7, 2026