Q81938565

low-mass star in the constellation Cancer

Thing low_mass_star Q81938565

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Q81938565

Summary

Q81938565 is a low-mass star^[1].

Key Facts

Q81938565's instance of is recorded as low-mass star^[2].
Q81938565's constellation is recorded as Cancer^[3].
Q81938565's spectral class is recorded as M7V^[4].
Q81938565's catalog code is recorded as 2MASS J08374471+2138487^[5].
Q81938565's catalog code is recorded as SDSS J083744.72+213848.6^[6].
Q81938565's catalog code is recorded as SDSS J083744.73+213848.5^[7].
Q81938565's catalog code is recorded as EPIC 212080305^[8].
Q81938565's catalog code is recorded as SDSS J083744.72+213848.7^[9].
Q81938565's catalog code is recorded as Gaia DR2 664822179636551296^[10].
Q81938565's redshift is recorded as {'unit': '1', 'amount': '-0.00014'}^[11].
Q81938565's apparent magnitude is recorded as {'unit': '1', 'amount': '+23.414'}^[12].
Q81938565's apparent magnitude is recorded as {'unit': '1', 'amount': '+21.729'}^[13].
Q81938565's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.251'}^[14].
Q81938565's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.330'}^[15].
Q81938565's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.217'}^[16].
Q81938565's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.582'}^[17].
Q81938565's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.855'}^[18].
Q81938565's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.517'}^[19].
Q81938565's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.2260'}^[20].
Q81938565's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+5.5265'}^[21].
Q81938565's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-23.6'}^[22].
Q81938565's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+180.9463'}^[23].
Q81938565's SIMBAD ID is recorded as 2MASS J08374471+2138487^[24].
Q81938565's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+129.43633850326930'}^[25].
Q81938565's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+21.64685660177400'}^[26].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +23.414, unit: 1, amount: +21.729, unit: 1, amount: +20.251, unit: 1, amount: +18.330, unit: 1, amount: +17.217, unit: 1, amount: +15.582, unit: 1, amount: +14.855, unit: 1, amount: +14.517, unit: 1, amount: +19.2260

Catalog code 2MASS J08374471+2138487, SDSS J083744.72+213848.6, SDSS J083744.73+213848.5, EPIC 212080305, SDSS J083744.72+213848.7, Gaia DR2 664822179636551296

Constellation Cancer

Declination unit: www.wikidata.org, amount: +21.64685660177400

Declination component of proper motion unit: www.wikidata.org, amount: -28.283

Distance from earth unit: www.wikidata.org, amount: +180.9463

Effective temperature unit: www.wikidata.org, amount: +2800

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +5.5265

Radial velocity unit: www.wikidata.org, amount: -23.6

Redshift unit: 1, amount: -0.00014

Right ascension unit: www.wikidata.org, amount: +129.43633850326930

Right ascension component of proper motion unit: www.wikidata.org, amount: +24.551

Spectral class M7V

External References (2)

Gaia id 664822179636551296

Simbad id 2MASS J08374471+2138487

References

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

Direct Wikidata claims

[2] ↑ Q81938565 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81938565 — constellation (P59): Cancer. wikidata.org.
[4] ↑ Q81938565 — spectral class (P215): M7V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81938565 — catalog code (P528): 2MASS J08374471+2138487. SIMBAD. wikidata.org.
[6] ↑ Q81938565 — catalog code (P528): SDSS J083744.72+213848.6. SIMBAD. wikidata.org.
[7] ↑ Q81938565 — catalog code (P528): SDSS J083744.73+213848.5. SIMBAD. wikidata.org.
[8] ↑ Q81938565 — catalog code (P528): EPIC 212080305. SIMBAD. wikidata.org.
[9] ↑ Q81938565 — catalog code (P528): SDSS J083744.72+213848.7. SIMBAD. wikidata.org.
[10] ↑ Q81938565 — catalog code (P528): Gaia DR2 664822179636551296. SIMBAD. wikidata.org.
[11] ↑ Q81938565 — redshift (P1090): {'unit': '1', 'amount': '-0.00014'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[12] ↑ Q81938565 — apparent magnitude (P1215): {'unit': '1', 'amount': '+23.414'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[13] ↑ Q81938565 — apparent magnitude (P1215): {'unit': '1', 'amount': '+21.729'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[14] ↑ Q81938565 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.251'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[15] ↑ Q81938565 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.330'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[16] ↑ Q81938565 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.217'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[17] ↑ Q81938565 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.582'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[18] ↑ Q81938565 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.855'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[19] ↑ Q81938565 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.517'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[20] ↑ Q81938565 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.2260'}. Gaia Data Release 2. wikidata.org.
[21] ↑ Q81938565 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+5.5265'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q81938565 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-23.6'}. Warm dust around cool stars: field M dwarfs with WISE 12 or 22 {mu}m excess emission. wikidata.org.
[23] ↑ Q81938565 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+180.9463'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81938565 — SIMBAD ID (P3083): 2MASS J08374471+2138487. wikidata.org.
[25] ↑ Q81938565 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+129.43633850326930'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81938565 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+21.64685660177400'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81938565 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). Q81938565. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81938565

MLA “Q81938565.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81938565.

BibTeX

@misc{4ortxyz_q81938565_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81938565}}, year = {2026}, url = {https://4ort.xyz/entity/q81938565}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81938565 — https://4ort.xyz/entity/q81938565 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81938565 · Last refreshed: May 7, 2026