Q81939326

low-mass star in the constellation Cancer

Thing low_mass_star Q81939326

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Q81939326

Summary

Q81939326 is a low-mass star^[1].

Key Facts

Q81939326's instance of is recorded as low-mass star^[2].
Q81939326's constellation is recorded as Cancer^[3].
Q81939326's spectral class is recorded as M7V^[4].
Q81939326's catalog code is recorded as 2MASS J08315742+2042213^[5].
Q81939326's catalog code is recorded as SDSS J083157.40+204221.3^[6].
Q81939326's catalog code is recorded as UGCS J083157.39+204221.3^[7].
Q81939326's catalog code is recorded as SDSS J083157.39+204221.3^[8].
Q81939326's catalog code is recorded as EPIC 212027121^[9].
Q81939326's catalog code is recorded as SDSS J083157.40+204221.4^[10].
Q81939326's catalog code is recorded as Gaia DR2 663154740190053504^[11].
Q81939326's redshift is recorded as {'unit': '1', 'amount': '-0.00002'}^[12].
Q81939326's apparent magnitude is recorded as {'unit': '1', 'amount': '+24.919'}^[13].
Q81939326's apparent magnitude is recorded as {'unit': '1', 'amount': '+22.248'}^[14].
Q81939326's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.509'}^[15].
Q81939326's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.509'}^[16].
Q81939326's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.348'}^[17].
Q81939326's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.622'}^[18].
Q81939326's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.109'}^[19].
Q81939326's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.703'}^[20].
Q81939326's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.2302'}^[21].
Q81939326's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+4.6720'}^[22].
Q81939326's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+42'}^[23].
Q81939326's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+152.5'}^[24].
Q81939326's SIMBAD ID is recorded as 2MASS J08315742+2042213^[25].
Q81939326's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+127.98920976900070'}^[26].

⭐ Popularity Graph

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +24.919, unit: 1, amount: +22.248, unit: 1, amount: +20.509, unit: 1, amount: +18.509, unit: 1, amount: +17.348, unit: 1, amount: +15.622, unit: 1, amount: +15.109, unit: 1, amount: +14.703, unit: 1, amount: +19.2302

Catalog code 2MASS J08315742+2042213, SDSS J083157.40+204221.3, UGCS J083157.39+204221.3, SDSS J083157.39+204221.3, EPIC 212027121, SDSS J083157.40+204221.4, Gaia DR2 663154740190053504

Constellation Cancer

Declination unit: www.wikidata.org, amount: +20.70596875544830

Declination component of proper motion unit: www.wikidata.org, amount: -13.453

Distance from earth unit: www.wikidata.org, amount: +152.5

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +4.6720

Radial velocity unit: www.wikidata.org, amount: +42

Redshift unit: 1, amount: -0.00002

Right ascension unit: www.wikidata.org, amount: +127.98920976900070

Right ascension component of proper motion unit: www.wikidata.org, amount: -35.842

Spectral class M7V

External References (2)

Gaia id 663154740190053504

Simbad id 2MASS J08315742+2042213

References

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

Direct Wikidata claims

[2] ↑ Q81939326 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81939326 — constellation (P59): Cancer. wikidata.org.
[4] ↑ Q81939326 — spectral class (P215): M7V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81939326 — catalog code (P528): 2MASS J08315742+2042213. SIMBAD. wikidata.org.
[6] ↑ Q81939326 — catalog code (P528): SDSS J083157.40+204221.3. SIMBAD. wikidata.org.
[7] ↑ Q81939326 — catalog code (P528): UGCS J083157.39+204221.3. SIMBAD. wikidata.org.
[8] ↑ Q81939326 — catalog code (P528): SDSS J083157.39+204221.3. SIMBAD. wikidata.org.
[9] ↑ Q81939326 — catalog code (P528): EPIC 212027121. SIMBAD. wikidata.org.
[10] ↑ Q81939326 — catalog code (P528): SDSS J083157.40+204221.4. SIMBAD. wikidata.org.
[11] ↑ Q81939326 — catalog code (P528): Gaia DR2 663154740190053504. SIMBAD. wikidata.org.
[12] ↑ Q81939326 — redshift (P1090): {'unit': '1', 'amount': '-0.00002'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[13] ↑ Q81939326 — apparent magnitude (P1215): {'unit': '1', 'amount': '+24.919'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[14] ↑ Q81939326 — apparent magnitude (P1215): {'unit': '1', 'amount': '+22.248'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[15] ↑ Q81939326 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.509'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[16] ↑ Q81939326 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.509'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[17] ↑ Q81939326 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.348'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[18] ↑ Q81939326 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.622'}. UKIRT Infrared Deep Sky Survey (UKIDSS) Release 9. wikidata.org.
[19] ↑ Q81939326 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.109'}. UKIRT Infrared Deep Sky Survey (UKIDSS) Release 9. wikidata.org.
[20] ↑ Q81939326 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.703'}. UKIRT Infrared Deep Sky Survey (UKIDSS) Release 9. wikidata.org.
[21] ↑ Q81939326 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.2302'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q81939326 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+4.6720'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81939326 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+42'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[24] ↑ Q81939326 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+152.5'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[25] ↑ Q81939326 — SIMBAD ID (P3083): 2MASS J08315742+2042213. wikidata.org.
[26] ↑ Q81939326 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+127.98920976900070'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81939326 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). Q81939326. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81939326

MLA “Q81939326.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81939326.

BibTeX

@misc{4ortxyz_q81939326_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81939326}}, year = {2026}, url = {https://4ort.xyz/entity/q81939326}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81939326 — https://4ort.xyz/entity/q81939326 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81939326 · Last refreshed: May 7, 2026