Q81938082

low-mass star in the constellation Ursa Major

Thing low_mass_star Q81938082

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Q81938082

Summary

Q81938082 is a low-mass star^[1].

Key Facts

Q81938082's instance of is recorded as low-mass star^[2].
Q81938082's constellation is recorded as Ursa Major^[3].
Q81938082's spectral class is recorded as M1V^[4].
Q81938082's catalog code is recorded as 2MASS J09211854+4558326^[5].
Q81938082's catalog code is recorded as SDSS J092118.55+455832.6^[6].
Q81938082's catalog code is recorded as SDSS J092118.54+455832.6^[7].
Q81938082's catalog code is recorded as SDSS J092118.55+455832.7^[8].
Q81938082's catalog code is recorded as Gaia DR2 819378815460843904^[9].
Q81938082's redshift is recorded as {'unit': '1', 'amount': '-0.00004'}^[10].
Q81938082's apparent magnitude is recorded as {'unit': '1', 'amount': '+22.537'}^[11].
Q81938082's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.695'}^[12].
Q81938082's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.886'}^[13].
Q81938082's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.560'}^[14].
Q81938082's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.269'}^[15].
Q81938082's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.749'}^[16].
Q81938082's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.467'}^[17].
Q81938082's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.183'}^[18].
Q81938082's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.0449'}^[19].
Q81938082's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.8853'}^[20].
Q81938082's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-15'}^[21].
Q81938082's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+673.9'}^[22].
Q81938082's SIMBAD ID is recorded as 2MASS J09211854+4558326^[23].
Q81938082's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+140.32729082673080'}^[24].
Q81938082's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+45.97573116846430'}^[25].
Q81938082's epoch is recorded as J2000.0^[26].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +22.537, unit: 1, amount: +19.695, unit: 1, amount: +16.886, unit: 1, amount: +15.560, unit: 1, amount: +18.269, unit: 1, amount: +14.749, unit: 1, amount: +17.467, unit: 1, amount: +15.183, unit: 1, amount: +18.0449

Catalog code 2MASS J09211854+4558326, SDSS J092118.55+455832.6, SDSS J092118.54+455832.6, SDSS J092118.55+455832.7, Gaia DR2 819378815460843904

Constellation Ursa Major

Declination unit: www.wikidata.org, amount: +45.97573116846430

Declination component of proper motion unit: www.wikidata.org, amount: -1.112

Distance from earth unit: www.wikidata.org, amount: +673.9

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +0.8853

Radial velocity unit: www.wikidata.org, amount: -15

Redshift unit: 1, amount: -0.00004

Right ascension unit: www.wikidata.org, amount: +140.32729082673080

Right ascension component of proper motion unit: www.wikidata.org, amount: +5.896

Spectral class M1V

External References (2)

Gaia id 819378815460843904

Simbad id 2MASS J09211854+4558326

References

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

Direct Wikidata claims

[2] ↑ Q81938082 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81938082 — constellation (P59): Ursa Major. wikidata.org.
[4] ↑ Q81938082 — spectral class (P215): M1V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81938082 — catalog code (P528): 2MASS J09211854+4558326. SIMBAD. wikidata.org.
[6] ↑ Q81938082 — catalog code (P528): SDSS J092118.55+455832.6. SIMBAD. wikidata.org.
[7] ↑ Q81938082 — catalog code (P528): SDSS J092118.54+455832.6. SIMBAD. wikidata.org.
[8] ↑ Q81938082 — catalog code (P528): SDSS J092118.55+455832.7. SIMBAD. wikidata.org.
[9] ↑ Q81938082 — catalog code (P528): Gaia DR2 819378815460843904. SIMBAD. wikidata.org.
[10] ↑ Q81938082 — redshift (P1090): {'unit': '1', 'amount': '-0.00004'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[11] ↑ Q81938082 — apparent magnitude (P1215): {'unit': '1', 'amount': '+22.537'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q81938082 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.695'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[13] ↑ Q81938082 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.886'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[14] ↑ Q81938082 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.560'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q81938082 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.269'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[16] ↑ Q81938082 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.749'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[17] ↑ Q81938082 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.467'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[18] ↑ Q81938082 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.183'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[19] ↑ Q81938082 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.0449'}. Gaia Data Release 2. wikidata.org.
[20] ↑ Q81938082 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.8853'}. Gaia Data Release 2. wikidata.org.
[21] ↑ Q81938082 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-15'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[22] ↑ Q81938082 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+673.9'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[23] ↑ Q81938082 — SIMBAD ID (P3083): 2MASS J09211854+4558326. wikidata.org.
[24] ↑ Q81938082 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+140.32729082673080'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81938082 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+45.97573116846430'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81938082 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81938082 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). Q81938082. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81938082

MLA “Q81938082.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81938082.

BibTeX

@misc{4ortxyz_q81938082_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81938082}}, year = {2026}, url = {https://4ort.xyz/entity/q81938082}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81938082 — https://4ort.xyz/entity/q81938082 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81938082 · Last refreshed: May 7, 2026