Q81942655

low-mass star in the constellation Ursa Major

Thing low_mass_star Q81942655

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Q81942655

Summary

Q81942655 is a low-mass star^[1].

Key Facts

Q81942655's instance of is recorded as low-mass star^[2].
Q81942655's constellation is recorded as Ursa Major^[3].
Q81942655's spectral class is recorded as M2V^[4].
Q81942655's catalog code is recorded as 2MASS J09445205+4526528^[5].
Q81942655's catalog code is recorded as SDSS J094452.04+452652.7^[6].
Q81942655's catalog code is recorded as SDSS J094452.05+452652.8^[7].
Q81942655's catalog code is recorded as Gaia DR2 821052061704662528^[8].
Q81942655's redshift is recorded as {'unit': '1', 'amount': '+0.00003'}^[9].
Q81942655's apparent magnitude is recorded as {'unit': '1', 'amount': '+23.646'}^[10].
Q81942655's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.501'}^[11].
Q81942655's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.059'}^[12].
Q81942655's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.330'}^[13].
Q81942655's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.952'}^[14].
Q81942655's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.955'}^[15].
Q81942655's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.397'}^[16].
Q81942655's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.080'}^[17].
Q81942655's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.6679'}^[18].
Q81942655's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.9137'}^[19].
Q81942655's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-6'}^[20].
Q81942655's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+566.1'}^[21].
Q81942655's SIMBAD ID is recorded as 2MASS J09445205+4526528^[22].
Q81942655's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+146.21687573078960'}^[23].
Q81942655's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+45.44799247302360'}^[24].
Q81942655's epoch is recorded as J2000.0^[25].
Q81942655's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-7.692'}^[26].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +23.646, unit: 1, amount: +20.501, unit: 1, amount: +19.059, unit: 1, amount: +17.330, unit: 1, amount: +15.952, unit: 1, amount: +17.955, unit: 1, amount: +15.397, unit: 1, amount: +15.080, unit: 1, amount: +18.6679

Catalog code 2MASS J09445205+4526528, SDSS J094452.04+452652.7, SDSS J094452.05+452652.8, Gaia DR2 821052061704662528

Constellation Ursa Major

Declination unit: www.wikidata.org, amount: +45.44799247302360

Declination component of proper motion unit: www.wikidata.org, amount: -7.692

Distance from earth unit: www.wikidata.org, amount: +566.1

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +0.9137

Radial velocity unit: www.wikidata.org, amount: -6

Redshift unit: 1, amount: +0.00003

Right ascension unit: www.wikidata.org, amount: +146.21687573078960

Right ascension component of proper motion unit: www.wikidata.org, amount: -2.049

Spectral class M2V

External References (2)

Gaia id 821052061704662528

Simbad id 2MASS J09445205+4526528

References

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

Direct Wikidata claims

[2] ↑ Q81942655 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81942655 — constellation (P59): Ursa Major. wikidata.org.
[4] ↑ Q81942655 — spectral class (P215): M2V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81942655 — catalog code (P528): 2MASS J09445205+4526528. SIMBAD. wikidata.org.
[6] ↑ Q81942655 — catalog code (P528): SDSS J094452.04+452652.7. SIMBAD. wikidata.org.
[7] ↑ Q81942655 — catalog code (P528): SDSS J094452.05+452652.8. SIMBAD. wikidata.org.
[8] ↑ Q81942655 — catalog code (P528): Gaia DR2 821052061704662528. SIMBAD. wikidata.org.
[9] ↑ Q81942655 — redshift (P1090): {'unit': '1', 'amount': '+0.00003'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[10] ↑ Q81942655 — apparent magnitude (P1215): {'unit': '1', 'amount': '+23.646'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q81942655 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.501'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q81942655 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.059'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[13] ↑ Q81942655 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.330'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[14] ↑ Q81942655 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.952'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q81942655 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.955'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[16] ↑ Q81942655 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.397'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[17] ↑ Q81942655 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.080'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[18] ↑ Q81942655 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.6679'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q81942655 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.9137'}. Gaia Data Release 2. wikidata.org.
[20] ↑ Q81942655 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-6'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[21] ↑ Q81942655 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+566.1'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[22] ↑ Q81942655 — SIMBAD ID (P3083): 2MASS J09445205+4526528. wikidata.org.
[23] ↑ Q81942655 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+146.21687573078960'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81942655 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+45.44799247302360'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81942655 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81942655 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-7.692'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81942655 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). Q81942655. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81942655

MLA “Q81942655.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81942655.

BibTeX

@misc{4ortxyz_q81942655_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81942655}}, year = {2026}, url = {https://4ort.xyz/entity/q81942655}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81942655 — https://4ort.xyz/entity/q81942655 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81942655 · Last refreshed: May 7, 2026