Q81761912

low-mass star in the constellation Cetus

Thing low_mass_star Q81761912

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Q81761912

Summary

Q81761912 is a low-mass star^[1].

Key Facts

Q81761912's instance of is recorded as low-mass star^[2].
Q81761912's constellation is recorded as Cetus^[3].
Q81761912's spectral class is recorded as M1V^[4].
Q81761912's catalog code is recorded as 2MASS J00494598+0100250^[5].
Q81761912's catalog code is recorded as SDSS J004945.98+010025.1^[6].
Q81761912's catalog code is recorded as SDSS J004945.99+010025.1^[7].
Q81761912's catalog code is recorded as Gaia DR2 2537206437819052288^[8].
Q81761912's apparent magnitude is recorded as {'unit': '1', 'amount': '+21.716'}^[9].
Q81761912's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.254'}^[10].
Q81761912's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.697'}^[11].
Q81761912's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.411'}^[12].
Q81761912's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.861'}^[13].
Q81761912's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.488'}^[14].
Q81761912's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.749'}^[15].
Q81761912's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.027'}^[16].
Q81761912's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.6441'}^[17].
Q81761912's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.5097'}^[18].
Q81761912's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-2'}^[19].
Q81761912's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+662.3833'}^[20].
Q81761912's SIMBAD ID is recorded as 2MASS J00494598+0100250^[21].
Q81761912's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+12.44161715134610'}^[22].
Q81761912's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+1.00697786817820'}^[23].
Q81761912's epoch is recorded as J2000.0^[24].
Q81761912's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+4.756'}^[25].
Q81761912's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+8.404'}^[26].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +21.716, unit: 1, amount: +19.254, unit: 1, amount: +16.697, unit: 1, amount: +15.411, unit: 1, amount: +14.861, unit: 1, amount: +14.488, unit: 1, amount: +17.749, unit: 1, amount: +17.027, unit: 1, amount: +17.6441

Catalog code 2MASS J00494598+0100250, SDSS J004945.98+010025.1, SDSS J004945.99+010025.1, Gaia DR2 2537206437819052288

Constellation Cetus

Declination unit: www.wikidata.org, amount: +1.00697786817820

Declination component of proper motion unit: www.wikidata.org, amount: +4.756

Distance from earth unit: www.wikidata.org, amount: +662.3833

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +1.5097

Radial velocity unit: www.wikidata.org, amount: -2

Right ascension unit: www.wikidata.org, amount: +12.44161715134610

Right ascension component of proper motion unit: www.wikidata.org, amount: +8.404

Spectral class M1V

External References (2)

Gaia id 2537206437819052288

Simbad id 2MASS J00494598+0100250

References

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

Direct Wikidata claims

[2] ↑ Q81761912 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81761912 — constellation (P59): Cetus. wikidata.org.
[4] ↑ Q81761912 — spectral class (P215): M1V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81761912 — catalog code (P528): 2MASS J00494598+0100250. SIMBAD. wikidata.org.
[6] ↑ Q81761912 — catalog code (P528): SDSS J004945.98+010025.1. SIMBAD. wikidata.org.
[7] ↑ Q81761912 — catalog code (P528): SDSS J004945.99+010025.1. SIMBAD. wikidata.org.
[8] ↑ Q81761912 — catalog code (P528): Gaia DR2 2537206437819052288. SIMBAD. wikidata.org.
[9] ↑ Q81761912 — apparent magnitude (P1215): {'unit': '1', 'amount': '+21.716'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[10] ↑ Q81761912 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.254'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q81761912 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.697'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q81761912 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.411'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[13] ↑ Q81761912 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.861'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[14] ↑ Q81761912 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.488'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q81761912 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.749'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[16] ↑ Q81761912 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.027'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[17] ↑ Q81761912 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.6441'}. Gaia Data Release 2. wikidata.org.
[18] ↑ Q81761912 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.5097'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q81761912 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-2'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[20] ↑ Q81761912 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+662.3833'}. Gaia Data Release 2. wikidata.org.
[21] ↑ Q81761912 — SIMBAD ID (P3083): 2MASS J00494598+0100250. wikidata.org.
[22] ↑ Q81761912 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+12.44161715134610'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81761912 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+1.00697786817820'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81761912 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81761912 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+4.756'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81761912 — right ascension component of proper motion (P10752): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+8.404'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81761912 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). Q81761912. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81761912

MLA “Q81761912.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81761912.

BibTeX

@misc{4ortxyz_q81761912_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81761912}}, year = {2026}, url = {https://4ort.xyz/entity/q81761912}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81761912 — https://4ort.xyz/entity/q81761912 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81761912 · Last refreshed: May 7, 2026