Q81757552

low-mass star in the constellation Cetus

Thing low_mass_star Q81757552

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Q81757552

Summary

Q81757552 is a low-mass star^[1].

Key Facts

Q81757552's instance of is recorded as low-mass star^[2].
Q81757552's constellation is recorded as Cetus^[3].
Q81757552's spectral class is recorded as M2V^[4].
Q81757552's catalog code is recorded as 2MASS J00544457-0057314^[5].
Q81757552's catalog code is recorded as SDSS J005444.57-005731.3^[6].
Q81757552's catalog code is recorded as SDSS J005444.57-005731.4^[7].
Q81757552's catalog code is recorded as Gaia DR2 2535877574937456128^[8].
Q81757552's apparent magnitude is recorded as {'unit': '1', 'amount': '+22.737'}^[9].
Q81757552's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.793'}^[10].
Q81757552's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.478'}^[11].
Q81757552's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.846'}^[12].
Q81757552's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.700'}^[13].
Q81757552's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.327'}^[14].
Q81757552's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.334'}^[15].
Q81757552's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.780'}^[16].
Q81757552's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.0294'}^[17].
Q81757552's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.2296'}^[18].
Q81757552's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+26'}^[19].
Q81757552's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+539.9'}^[20].
Q81757552's SIMBAD ID is recorded as 2MASS J00544457-0057314^[21].
Q81757552's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+13.68573579772210'}^[22].
Q81757552's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.95870531659860'}^[23].
Q81757552's epoch is recorded as J2000.0^[24].
Q81757552's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+2.136'}^[25].
Q81757552's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+15.035'}^[26].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +22.737, unit: 1, amount: +19.793, unit: 1, amount: +15.478, unit: 1, amount: +14.846, unit: 1, amount: +14.700, unit: 1, amount: +18.327, unit: 1, amount: +17.334, unit: 1, amount: +16.780, unit: 1, amount: +18.0294

Catalog code 2MASS J00544457-0057314, SDSS J005444.57-005731.3, SDSS J005444.57-005731.4, Gaia DR2 2535877574937456128

Constellation Cetus

Declination unit: www.wikidata.org, amount: -0.95870531659860

Declination component of proper motion unit: www.wikidata.org, amount: +2.136

Distance from earth unit: www.wikidata.org, amount: +539.9

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +1.2296

Radial velocity unit: www.wikidata.org, amount: +26

Right ascension unit: www.wikidata.org, amount: +13.68573579772210

Right ascension component of proper motion unit: www.wikidata.org, amount: +15.035

Spectral class M2V

External References (2)

Gaia id 2535877574937456128

Simbad id 2MASS J00544457-0057314

References

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

Direct Wikidata claims

[2] ↑ Q81757552 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81757552 — constellation (P59): Cetus. wikidata.org.
[4] ↑ Q81757552 — spectral class (P215): M2V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81757552 — catalog code (P528): 2MASS J00544457-0057314. SIMBAD. wikidata.org.
[6] ↑ Q81757552 — catalog code (P528): SDSS J005444.57-005731.3. SIMBAD. wikidata.org.
[7] ↑ Q81757552 — catalog code (P528): SDSS J005444.57-005731.4. SIMBAD. wikidata.org.
[8] ↑ Q81757552 — catalog code (P528): Gaia DR2 2535877574937456128. SIMBAD. wikidata.org.
[9] ↑ Q81757552 — apparent magnitude (P1215): {'unit': '1', 'amount': '+22.737'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[10] ↑ Q81757552 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.793'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q81757552 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.478'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[12] ↑ Q81757552 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.846'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[13] ↑ Q81757552 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.700'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[14] ↑ Q81757552 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.327'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[15] ↑ Q81757552 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.334'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[16] ↑ Q81757552 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.780'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[17] ↑ Q81757552 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.0294'}. Gaia Data Release 2. wikidata.org.
[18] ↑ Q81757552 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.2296'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q81757552 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+26'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[20] ↑ Q81757552 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+539.9'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[21] ↑ Q81757552 — SIMBAD ID (P3083): 2MASS J00544457-0057314. wikidata.org.
[22] ↑ Q81757552 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+13.68573579772210'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81757552 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-0.95870531659860'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81757552 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81757552 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+2.136'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81757552 — right ascension component of proper motion (P10752): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+15.035'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81757552 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). Q81757552. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81757552

MLA “Q81757552.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81757552.

BibTeX

@misc{4ortxyz_q81757552_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81757552}}, year = {2026}, url = {https://4ort.xyz/entity/q81757552}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81757552 — https://4ort.xyz/entity/q81757552 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81757552 · Last refreshed: May 7, 2026