Q77421771

low-mass star in the constellation Ursa Major

Thing low_mass_star Q77421771

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Q77421771

Summary

Q77421771 is a low-mass star^[1].

Key Facts

Q77421771's instance of is recorded as low-mass star^[2].
Q77421771's constellation is recorded as Ursa Major^[3].
Q77421771's spectral class is recorded as M6V^[4].
Q77421771's catalog code is recorded as SDSS J100401.99+443216.6^[5].
Q77421771's catalog code is recorded as 2MASS J10040199+4432167^[6].
Q77421771's catalog code is recorded as SDSS J100401.99+443216.7^[7].
Q77421771's catalog code is recorded as Gaia DR2 809626456561424128^[8].
Q77421771's redshift is recorded as {'unit': '1', 'amount': '-0.00004'}^[9].
Q77421771's apparent magnitude is recorded as {'unit': '1', 'amount': '+23.979'}^[10].
Q77421771's apparent magnitude is recorded as {'unit': '1', 'amount': '+22.215'}^[11].
Q77421771's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.503'}^[12].
Q77421771's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.365'}^[13].
Q77421771's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.668'}^[14].
Q77421771's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.216'}^[15].
Q77421771's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.895'}^[16].
Q77421771's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.467'}^[17].
Q77421771's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.2435'}^[18].
Q77421771's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+4.4419'}^[19].
Q77421771's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-4'}^[20].
Q77421771's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+225.1289'}^[21].
Q77421771's SIMBAD ID is recorded as 2MASS J10040199+4432167^[22].
Q77421771's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+151.00832860311430'}^[23].
Q77421771's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+44.53796922239720'}^[24].
Q77421771's epoch is recorded as J2000.0^[25].
Q77421771's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-23.287'}^[26].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +23.979, unit: 1, amount: +22.215, unit: 1, amount: +20.503, unit: 1, amount: +17.365, unit: 1, amount: +15.668, unit: 1, amount: +15.216, unit: 1, amount: +14.895, unit: 1, amount: +18.467, unit: 1, amount: +19.2435

Catalog code SDSS J100401.99+443216.6, 2MASS J10040199+4432167, SDSS J100401.99+443216.7, Gaia DR2 809626456561424128

Constellation Ursa Major

Declination unit: www.wikidata.org, amount: +44.53796922239720

Declination component of proper motion unit: www.wikidata.org, amount: -23.287

Distance from earth unit: www.wikidata.org, amount: +225.1289

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +4.4419

Radial velocity unit: www.wikidata.org, amount: -4

Redshift unit: 1, amount: -0.00004

Right ascension unit: www.wikidata.org, amount: +151.00832860311430

Right ascension component of proper motion unit: www.wikidata.org, amount: -16.222

Spectral class M6V

External References (2)

Gaia id 809626456561424128

Simbad id 2MASS J10040199+4432167

References

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

Direct Wikidata claims

[2] ↑ Q77421771 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q77421771 — constellation (P59): Ursa Major. wikidata.org.
[4] ↑ Q77421771 — spectral class (P215): M6V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q77421771 — catalog code (P528): SDSS J100401.99+443216.6. SIMBAD. wikidata.org.
[6] ↑ Q77421771 — catalog code (P528): 2MASS J10040199+4432167. SIMBAD. wikidata.org.
[7] ↑ Q77421771 — catalog code (P528): SDSS J100401.99+443216.7. SIMBAD. wikidata.org.
[8] ↑ Q77421771 — catalog code (P528): Gaia DR2 809626456561424128. SIMBAD. wikidata.org.
[9] ↑ Q77421771 — redshift (P1090): {'unit': '1', 'amount': '-0.00004'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[10] ↑ Q77421771 — apparent magnitude (P1215): {'unit': '1', 'amount': '+23.979'}. The Fifth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q77421771 — apparent magnitude (P1215): {'unit': '1', 'amount': '+22.215'}. The Fifth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q77421771 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.503'}. The Fifth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[13] ↑ Q77421771 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.365'}. The Fifth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[14] ↑ Q77421771 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.668'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q77421771 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.216'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q77421771 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.895'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[17] ↑ Q77421771 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.467'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[18] ↑ Q77421771 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.2435'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q77421771 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+4.4419'}. Gaia Data Release 2. wikidata.org.
[20] ↑ Q77421771 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-4'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[21] ↑ Q77421771 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+225.1289'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q77421771 — SIMBAD ID (P3083): 2MASS J10040199+4432167. wikidata.org.
[23] ↑ Q77421771 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+151.00832860311430'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q77421771 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+44.53796922239720'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q77421771 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[26] ↑ Q77421771 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-23.287'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q77421771 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). Q77421771. Retrieved May 7, 2026, from https://4ort.xyz/entity/q77421771

MLA “Q77421771.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q77421771.

BibTeX

@misc{4ortxyz_q77421771_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q77421771}}, year = {2026}, url = {https://4ort.xyz/entity/q77421771}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q77421771 — https://4ort.xyz/entity/q77421771 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q77421771 · Last refreshed: May 7, 2026