Q81947856

low-mass star in the constellation Cancer

Thing low_mass_star Q81947856

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Q81947856

Summary

Q81947856 is a low-mass star^[1].

Key Facts

Q81947856's instance of is recorded as low-mass star^[2].
Q81947856's constellation is recorded as Cancer^[3].
Q81947856's spectral class is recorded as M9V^[4].
Q81947856's catalog code is recorded as 2MASS J08312842+2036548^[5].
Q81947856's catalog code is recorded as UGCS2MASS J0831+2036^[6].
Q81947856's catalog code is recorded as SDSS J083128.42+203654.4^[7].
Q81947856's catalog code is recorded as SDSS J083128.42+203654.3^[8].
Q81947856's catalog code is recorded as EPIC 212021699^[9].
Q81947856's catalog code is recorded as SDSS J083128.43+203654.4^[10].
Q81947856's catalog code is recorded as Gaia DR2 663152605589217920^[11].
Q81947856's redshift is recorded as {'unit': '1', 'amount': '-0.00049'}^[12].
Q81947856's apparent magnitude is recorded as {'unit': '1', 'amount': '+24.477'}^[13].
Q81947856's apparent magnitude is recorded as {'unit': '1', 'amount': '+23.015'}^[14].
Q81947856's apparent magnitude is recorded as {'unit': '1', 'amount': '+21.706'}^[15].
Q81947856's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.741'}^[16].
Q81947856's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.179'}^[17].
Q81947856's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.444'}^[18].
Q81947856's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.912'}^[19].
Q81947856's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.520'}^[20].
Q81947856's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.5738'}^[21].
Q81947856's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+11.0932'}^[22].
Q81947856's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-89'}^[23].
Q81947856's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+90.1453'}^[24].
Q81947856's SIMBAD ID is recorded as 2MASS J08312842+2036548^[25].
Q81947856's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+127.86842182770590'}^[26].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +24.477, unit: 1, amount: +23.015, unit: 1, amount: +21.706, unit: 1, amount: +18.741, unit: 1, amount: +17.179, unit: 1, amount: +15.444, unit: 1, amount: +14.912, unit: 1, amount: +14.520, unit: 1, amount: +19.5738

Catalog code 2MASS J08312842+2036548, UGCS2MASS J0831+2036, SDSS J083128.42+203654.4, SDSS J083128.42+203654.3, EPIC 212021699, SDSS J083128.43+203654.4, Gaia DR2 663152605589217920

Constellation Cancer

Declination unit: www.wikidata.org, amount: +20.61522233175160

Declination component of proper motion unit: www.wikidata.org, amount: -102.737

Distance from earth unit: www.wikidata.org, amount: +90.1453

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +11.0932

Radial velocity unit: www.wikidata.org, amount: -89

Redshift unit: 1, amount: -0.00049

Right ascension unit: www.wikidata.org, amount: +127.86842182770590

Right ascension component of proper motion unit: www.wikidata.org, amount: +3.715

Spectral class M9V

External References (2)

Gaia id 663152605589217920

Simbad id 2MASS J08312842+2036548

References

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

Direct Wikidata claims

[2] ↑ Q81947856 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81947856 — constellation (P59): Cancer. wikidata.org.
[4] ↑ Q81947856 — spectral class (P215): M9V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81947856 — catalog code (P528): 2MASS J08312842+2036548. SIMBAD. wikidata.org.
[6] ↑ Q81947856 — catalog code (P528): UGCS2MASS J0831+2036. SIMBAD. wikidata.org.
[7] ↑ Q81947856 — catalog code (P528): SDSS J083128.42+203654.4. SIMBAD. wikidata.org.
[8] ↑ Q81947856 — catalog code (P528): SDSS J083128.42+203654.3. SIMBAD. wikidata.org.
[9] ↑ Q81947856 — catalog code (P528): EPIC 212021699. SIMBAD. wikidata.org.
[10] ↑ Q81947856 — catalog code (P528): SDSS J083128.43+203654.4. SIMBAD. wikidata.org.
[11] ↑ Q81947856 — catalog code (P528): Gaia DR2 663152605589217920. SIMBAD. wikidata.org.
[12] ↑ Q81947856 — redshift (P1090): {'unit': '1', 'amount': '-0.00049'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[13] ↑ Q81947856 — apparent magnitude (P1215): {'unit': '1', 'amount': '+24.477'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[14] ↑ Q81947856 — apparent magnitude (P1215): {'unit': '1', 'amount': '+23.015'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[15] ↑ Q81947856 — apparent magnitude (P1215): {'unit': '1', 'amount': '+21.706'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[16] ↑ Q81947856 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.741'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[17] ↑ Q81947856 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.179'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[18] ↑ Q81947856 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.444'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[19] ↑ Q81947856 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.912'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[20] ↑ Q81947856 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.520'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[21] ↑ Q81947856 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.5738'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q81947856 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+11.0932'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81947856 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-89'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[24] ↑ Q81947856 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+90.1453'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81947856 — SIMBAD ID (P3083): 2MASS J08312842+2036548. wikidata.org.
[26] ↑ Q81947856 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+127.86842182770590'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81947856 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). Q81947856. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81947856

MLA “Q81947856.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81947856.

BibTeX

@misc{4ortxyz_q81947856_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81947856}}, year = {2026}, url = {https://4ort.xyz/entity/q81947856}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81947856 — https://4ort.xyz/entity/q81947856 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81947856 · Last refreshed: May 7, 2026