Q81766830

low-mass star in the constellation Cetus

Thing low_mass_star Q81766830

Press Enter · cited answer in seconds

Q81766830

Summary

Q81766830 is a low-mass star^[1].

Key Facts

Q81766830's instance of is recorded as low-mass star^[2].
Q81766830's constellation is recorded as Cetus^[3].
Q81766830's spectral class is recorded as M4V^[4].
Q81766830's catalog code is recorded as 2MASS J01571284+0025415^[5].
Q81766830's catalog code is recorded as SDSS J015712.84+002541.6^[6].
Q81766830's catalog code is recorded as SDSS J015712.84+002541.5^[7].
Q81766830's catalog code is recorded as SDSS J015712.85+002541.6^[8].
Q81766830's catalog code is recorded as Gaia DR2 2507874491246869504^[9].
Q81766830's apparent magnitude is recorded as {'unit': '1', 'amount': '+22.997'}^[10].
Q81766830's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.318'}^[11].
Q81766830's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.844'}^[12].
Q81766830's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.105'}^[13].
Q81766830's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.526'}^[14].
Q81766830's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.297'}^[15].
Q81766830's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.353'}^[16].
Q81766830's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.570'}^[17].
Q81766830's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.3713'}^[18].
Q81766830's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+5.1921'}^[19].
Q81766830's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+35'}^[20].
Q81766830's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+231.0'}^[21].
Q81766830's SIMBAD ID is recorded as 2MASS J01571284+0025415^[22].
Q81766830's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+29.30355583355580'}^[23].
Q81766830's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+0.42823793805700'}^[24].
Q81766830's epoch is recorded as J2000.0^[25].
Q81766830's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-6.259'}^[26].

⭐ Popularity Graph

0/100 long tail

Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +22.997, unit: 1, amount: +20.318, unit: 1, amount: +18.844, unit: 1, amount: +15.105, unit: 1, amount: +14.526, unit: 1, amount: +14.297, unit: 1, amount: +17.353, unit: 1, amount: +16.570, unit: 1, amount: +18.3713

Catalog code 2MASS J01571284+0025415, SDSS J015712.84+002541.6, SDSS J015712.84+002541.5, SDSS J015712.85+002541.6, Gaia DR2 2507874491246869504

Constellation Cetus

Declination unit: www.wikidata.org, amount: +0.42823793805700

Declination component of proper motion unit: www.wikidata.org, amount: -6.259

Distance from earth unit: www.wikidata.org, amount: +231.0

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +5.1921

Radial velocity unit: www.wikidata.org, amount: +35

Right ascension unit: www.wikidata.org, amount: +29.30355583355580

Right ascension component of proper motion unit: www.wikidata.org, amount: +7.400

Spectral class M4V

External References (2)

Gaia id 2507874491246869504

Simbad id 2MASS J01571284+0025415

References

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

Direct Wikidata claims

[2] ↑ Q81766830 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81766830 — constellation (P59): Cetus. wikidata.org.
[4] ↑ Q81766830 — spectral class (P215): M4V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81766830 — catalog code (P528): 2MASS J01571284+0025415. SIMBAD. wikidata.org.
[6] ↑ Q81766830 — catalog code (P528): SDSS J015712.84+002541.6. SIMBAD. wikidata.org.
[7] ↑ Q81766830 — catalog code (P528): SDSS J015712.84+002541.5. SIMBAD. wikidata.org.
[8] ↑ Q81766830 — catalog code (P528): SDSS J015712.85+002541.6. SIMBAD. wikidata.org.
[9] ↑ Q81766830 — catalog code (P528): Gaia DR2 2507874491246869504. SIMBAD. wikidata.org.
[10] ↑ Q81766830 — apparent magnitude (P1215): {'unit': '1', 'amount': '+22.997'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q81766830 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.318'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q81766830 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.844'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[13] ↑ Q81766830 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.105'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[14] ↑ Q81766830 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.526'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q81766830 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.297'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q81766830 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.353'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[17] ↑ Q81766830 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.570'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[18] ↑ Q81766830 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.3713'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q81766830 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+5.1921'}. Gaia Data Release 2. wikidata.org.
[20] ↑ Q81766830 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+35'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[21] ↑ Q81766830 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+231.0'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[22] ↑ Q81766830 — SIMBAD ID (P3083): 2MASS J01571284+0025415. wikidata.org.
[23] ↑ Q81766830 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+29.30355583355580'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81766830 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+0.42823793805700'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81766830 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81766830 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-6.259'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81766830 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). Q81766830. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81766830

MLA “Q81766830.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81766830.

BibTeX

@misc{4ortxyz_q81766830_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81766830}}, year = {2026}, url = {https://4ort.xyz/entity/q81766830}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81766830 — https://4ort.xyz/entity/q81766830 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81766830 · Last refreshed: May 7, 2026