Q77421737

low-mass star in the constellation Ursa Major

Thing low_mass_star Q77421737

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Q77421737

Summary

Q77421737 is a low-mass star^[1].

Key Facts

Q77421737's instance of is recorded as low-mass star^[2].
Q77421737's constellation is recorded as Ursa Major^[3].
Q77421737's spectral class is recorded as M3V^[4].
Q77421737's catalog code is recorded as SDSS J104518.42+622301.4^[5].
Q77421737's catalog code is recorded as 2MASS J10451842+6223015^[6].
Q77421737's catalog code is recorded as SDSS J104518.43+622301.5^[7].
Q77421737's catalog code is recorded as Gaia DR2 1054990099864955392^[8].
Q77421737's redshift is recorded as {'unit': '1', 'amount': '-0.00017'}^[9].
Q77421737's apparent magnitude is recorded as {'unit': '1', 'amount': '+22.796'}^[10].
Q77421737's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.893'}^[11].
Q77421737's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.556'}^[12].
Q77421737's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.740'}^[13].
Q77421737's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.624'}^[14].
Q77421737's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.567'}^[15].
Q77421737's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.443'}^[16].
Q77421737's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.793'}^[17].
Q77421737's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.1407'}^[18].
Q77421737's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.3039'}^[19].
Q77421737's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-24'}^[20].
Q77421737's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+418.0'}^[21].
Q77421737's SIMBAD ID is recorded as 2MASS J10451842+6223015^[22].
Q77421737's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+161.32679471369400'}^[23].
Q77421737's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+62.38372878723340'}^[24].
Q77421737's epoch is recorded as J2000.0^[25].
Q77421737's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-4.952'}^[26].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +22.796, unit: 1, amount: +19.893, unit: 1, amount: +15.556, unit: 1, amount: +14.740, unit: 1, amount: +14.624, unit: 1, amount: +18.567, unit: 1, amount: +17.443, unit: 1, amount: +16.793, unit: 1, amount: +18.1407

Catalog code SDSS J104518.42+622301.4, 2MASS J10451842+6223015, SDSS J104518.43+622301.5, Gaia DR2 1054990099864955392

Constellation Ursa Major

Declination unit: www.wikidata.org, amount: +62.38372878723340

Declination component of proper motion unit: www.wikidata.org, amount: -4.952

Distance from earth unit: www.wikidata.org, amount: +418.0

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +1.3039

Radial velocity unit: www.wikidata.org, amount: -24

Redshift unit: 1, amount: -0.00017

Right ascension unit: www.wikidata.org, amount: +161.32679471369400

Right ascension component of proper motion unit: www.wikidata.org, amount: -1.990

Spectral class M3V

External References (2)

Gaia id 1054990099864955392

Simbad id 2MASS J10451842+6223015

References

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

Direct Wikidata claims

[2] ↑ Q77421737 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q77421737 — constellation (P59): Ursa Major. wikidata.org.
[4] ↑ Q77421737 — spectral class (P215): M3V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q77421737 — catalog code (P528): SDSS J104518.42+622301.4. SIMBAD. wikidata.org.
[6] ↑ Q77421737 — catalog code (P528): 2MASS J10451842+6223015. SIMBAD. wikidata.org.
[7] ↑ Q77421737 — catalog code (P528): SDSS J104518.43+622301.5. SIMBAD. wikidata.org.
[8] ↑ Q77421737 — catalog code (P528): Gaia DR2 1054990099864955392. SIMBAD. wikidata.org.
[9] ↑ Q77421737 — redshift (P1090): {'unit': '1', 'amount': '-0.00017'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[10] ↑ Q77421737 — apparent magnitude (P1215): {'unit': '1', 'amount': '+22.796'}. The Fifth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q77421737 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.893'}. The Fifth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q77421737 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.556'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[13] ↑ Q77421737 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.740'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[14] ↑ Q77421737 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.624'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q77421737 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.567'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[16] ↑ Q77421737 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.443'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[17] ↑ Q77421737 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.793'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[18] ↑ Q77421737 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.1407'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q77421737 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.3039'}. Gaia Data Release 2. wikidata.org.
[20] ↑ Q77421737 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-24'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[21] ↑ Q77421737 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+418.0'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[22] ↑ Q77421737 — SIMBAD ID (P3083): 2MASS J10451842+6223015. wikidata.org.
[23] ↑ Q77421737 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+161.32679471369400'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q77421737 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+62.38372878723340'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q77421737 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[26] ↑ Q77421737 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-4.952'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q77421737 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). Q77421737. Retrieved May 7, 2026, from https://4ort.xyz/entity/q77421737

MLA “Q77421737.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q77421737.

BibTeX

@misc{4ortxyz_q77421737_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q77421737}}, year = {2026}, url = {https://4ort.xyz/entity/q77421737}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q77421737 — https://4ort.xyz/entity/q77421737 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q77421737 · Last refreshed: May 7, 2026