Q81758702

low-mass star in the constellation Cetus

Thing low_mass_star Q81758702

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Q81758702

Summary

Q81758702 is a low-mass star^[1].

Key Facts

Q81758702's instance of is recorded as low-mass star^[2].
Q81758702's constellation is recorded as Cetus^[3].
Q81758702's spectral class is recorded as M2V^[4].
Q81758702's catalog code is recorded as 2MASS J02571246+0018537^[5].
Q81758702's catalog code is recorded as SDSS J025712.46+001853.7^[6].
Q81758702's catalog code is recorded as Gaia DR2 2498081656574294144^[7].
Q81758702's apparent magnitude is recorded as {'unit': '1', 'amount': '+22.710'}^[8].
Q81758702's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.317'}^[9].
Q81758702's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.871'}^[10].
Q81758702's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.311'}^[11].
Q81758702's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.035'}^[12].
Q81758702's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.862'}^[13].
Q81758702's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.338'}^[14].
Q81758702's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.030'}^[15].
Q81758702's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.5817'}^[16].
Q81758702's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.3619'}^[17].
Q81758702's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+29'}^[18].
Q81758702's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+688.7'}^[19].
Q81758702's SIMBAD ID is recorded as 2MASS J02571246+0018537^[20].
Q81758702's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+44.30192294882030'}^[21].
Q81758702's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+0.31491708307890'}^[22].
Q81758702's epoch is recorded as J2000.0^[23].
Q81758702's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-7.247'}^[24].
Q81758702's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-2.491'}^[25].
Q81758702's Gaia ID is recorded as 2498081656574294144^[26].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +22.710, unit: 1, amount: +20.317, unit: 1, amount: +18.871, unit: 1, amount: +17.311, unit: 1, amount: +16.035, unit: 1, amount: +17.862, unit: 1, amount: +15.338, unit: 1, amount: +15.030, unit: 1, amount: +18.5817

Catalog code 2MASS J02571246+0018537, SDSS J025712.46+001853.7, Gaia DR2 2498081656574294144

Constellation Cetus

Declination unit: www.wikidata.org, amount: +0.31491708307890

Declination component of proper motion unit: www.wikidata.org, amount: -7.247

Distance from earth unit: www.wikidata.org, amount: +688.7

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +1.3619

Radial velocity unit: www.wikidata.org, amount: +29

Right ascension unit: www.wikidata.org, amount: +44.30192294882030

Right ascension component of proper motion unit: www.wikidata.org, amount: -2.491

Spectral class M2V

External References (2)

Gaia id 2498081656574294144

Simbad id 2MASS J02571246+0018537

References

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

Direct Wikidata claims

[2] ↑ Q81758702 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81758702 — constellation (P59): Cetus. wikidata.org.
[4] ↑ Q81758702 — spectral class (P215): M2V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81758702 — catalog code (P528): 2MASS J02571246+0018537. SIMBAD. wikidata.org.
[6] ↑ Q81758702 — catalog code (P528): SDSS J025712.46+001853.7. SIMBAD. wikidata.org.
[7] ↑ Q81758702 — catalog code (P528): Gaia DR2 2498081656574294144. SIMBAD. wikidata.org.
[8] ↑ Q81758702 — apparent magnitude (P1215): {'unit': '1', 'amount': '+22.710'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[9] ↑ Q81758702 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.317'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[10] ↑ Q81758702 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.871'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q81758702 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.311'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q81758702 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.035'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[13] ↑ Q81758702 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.862'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[14] ↑ Q81758702 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.338'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q81758702 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.030'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q81758702 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.5817'}. Gaia Data Release 2. wikidata.org.
[17] ↑ Q81758702 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.3619'}. Gaia Data Release 2. wikidata.org.
[18] ↑ Q81758702 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+29'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[19] ↑ Q81758702 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+688.7'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[20] ↑ Q81758702 — SIMBAD ID (P3083): 2MASS J02571246+0018537. wikidata.org.
[21] ↑ Q81758702 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+44.30192294882030'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q81758702 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+0.31491708307890'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81758702 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81758702 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-7.247'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81758702 — right ascension component of proper motion (P10752): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-2.491'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81758702 — Gaia ID (P13228): 2498081656574294144. wikidata.org.

Class ancestry

[1] ↑ Q81758702 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). Q81758702. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81758702

MLA “Q81758702.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81758702.

BibTeX

@misc{4ortxyz_q81758702_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81758702}}, year = {2026}, url = {https://4ort.xyz/entity/q81758702}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81758702 — https://4ort.xyz/entity/q81758702 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81758702 · Last refreshed: May 7, 2026