Q77419591

low-mass star in the constellation Ursa Major

Thing low_mass_star Q77419591

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Q77419591

Summary

Q77419591 is a low-mass star^[1].

Key Facts

Q77419591's instance of is recorded as low-mass star^[2].
Q77419591's constellation is recorded as Ursa Major^[3].
Q77419591's spectral class is recorded as M0V^[4].
Q77419591's catalog code is recorded as 2MASS J10553838+5225442^[5].
Q77419591's catalog code is recorded as SDSS J105538.32+522543.8^[6].
Q77419591's catalog code is recorded as SDSS J105538.33+522543.9^[7].
Q77419591's catalog code is recorded as Gaia DR2 837224091045749888^[8].
Q77419591's redshift is recorded as {'unit': '1', 'amount': '+0.00025'}^[9].
Q77419591's apparent magnitude is recorded as {'unit': '1', 'amount': '+23.139'}^[10].
Q77419591's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.083'}^[11].
Q77419591's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.697'}^[12].
Q77419591's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.648'}^[13].
Q77419591's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.058'}^[14].
Q77419591's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.489'}^[15].
Q77419591's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.781'}^[16].
Q77419591's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.57'}^[17].
Q77419591's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.6763'}^[18].
Q77419591's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+2.1638'}^[19].
Q77419591's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-107'}^[20].
Q77419591's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+1466.2'}^[21].
Q77419591's SIMBAD ID is recorded as 2MASS J10553838+5225442^[22].
Q77419591's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+163.90976416080340'}^[23].
Q77419591's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+52.42890320649970'}^[24].
Q77419591's epoch is recorded as J2000.0^[25].
Q77419591's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-68.792'}^[26].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +23.139, unit: 1, amount: +20.083, unit: 1, amount: +17.697, unit: 1, amount: +18.648, unit: 1, amount: +18.058, unit: 1, amount: +16.489, unit: 1, amount: +15.781, unit: 1, amount: +15.57, unit: 1, amount: +18.6763

Catalog code 2MASS J10553838+5225442, SDSS J105538.32+522543.8, SDSS J105538.33+522543.9, Gaia DR2 837224091045749888

Constellation Ursa Major

Declination unit: www.wikidata.org, amount: +52.42890320649970

Declination component of proper motion unit: www.wikidata.org, amount: -68.792

Distance from earth unit: www.wikidata.org, amount: +1466.2

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +2.1638

Radial velocity unit: www.wikidata.org, amount: -107

Redshift unit: 1, amount: +0.00025

Right ascension unit: www.wikidata.org, amount: +163.90976416080340

Right ascension component of proper motion unit: www.wikidata.org, amount: -83.613

Spectral class M0V

External References (2)

Gaia id 837224091045749888

Simbad id 2MASS J10553838+5225442

References

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

Direct Wikidata claims

[2] ↑ Q77419591 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q77419591 — constellation (P59): Ursa Major. wikidata.org.
[4] ↑ Q77419591 — spectral class (P215): M0V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q77419591 — catalog code (P528): 2MASS J10553838+5225442. SIMBAD. wikidata.org.
[6] ↑ Q77419591 — catalog code (P528): SDSS J105538.32+522543.8. SIMBAD. wikidata.org.
[7] ↑ Q77419591 — catalog code (P528): SDSS J105538.33+522543.9. SIMBAD. wikidata.org.
[8] ↑ Q77419591 — catalog code (P528): Gaia DR2 837224091045749888. SIMBAD. wikidata.org.
[9] ↑ Q77419591 — redshift (P1090): {'unit': '1', 'amount': '+0.00025'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[10] ↑ Q77419591 — apparent magnitude (P1215): {'unit': '1', 'amount': '+23.139'}. The Fifth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q77419591 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.083'}. The Fifth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q77419591 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.697'}. The Fifth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[13] ↑ Q77419591 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.648'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[14] ↑ Q77419591 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.058'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[15] ↑ Q77419591 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.489'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q77419591 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.781'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[17] ↑ Q77419591 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.57'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[18] ↑ Q77419591 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.6763'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q77419591 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+2.1638'}. Gaia Data Release 2. wikidata.org.
[20] ↑ Q77419591 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-107'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[21] ↑ Q77419591 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+1466.2'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[22] ↑ Q77419591 — SIMBAD ID (P3083): 2MASS J10553838+5225442. wikidata.org.
[23] ↑ Q77419591 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+163.90976416080340'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q77419591 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+52.42890320649970'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q77419591 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[26] ↑ Q77419591 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-68.792'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q77419591 is an instance of low-mass star (Q12795622) [P31, primary]. Wikidata. wikidata.org.

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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). Q77419591. Retrieved May 7, 2026, from https://4ort.xyz/entity/q77419591

MLA “Q77419591.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q77419591.

BibTeX

@misc{4ortxyz_q77419591_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q77419591}}, year = {2026}, url = {https://4ort.xyz/entity/q77419591}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q77419591 — https://4ort.xyz/entity/q77419591 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q77419591 · Last refreshed: May 7, 2026