Q81944436

low-mass star in the constellation Cancer

Thing low_mass_star Q81944436

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Q81944436

Summary

Q81944436 is a low-mass star^[1].

Key Facts

Q81944436's instance of is recorded as low-mass star^[2].
Q81944436's constellation is recorded as Cancer^[3].
Q81944436's spectral class is recorded as M2V^[4].
Q81944436's catalog code is recorded as 2MASS J08404140+0832296^[5].
Q81944436's catalog code is recorded as SDSS J084041.40+083229.6^[6].
Q81944436's catalog code is recorded as SDSS J084041.39+083229.6^[7].
Q81944436's catalog code is recorded as SDSS J084041.40+083229.7^[8].
Q81944436's catalog code is recorded as Gaia DR2 596413383654977024^[9].
Q81944436's redshift is recorded as {'unit': '1', 'amount': '+0.00009'}^[10].
Q81944436's apparent magnitude is recorded as {'unit': '1', 'amount': '+21.365'}^[11].
Q81944436's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.333'}^[12].
Q81944436's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.765'}^[13].
Q81944436's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.571'}^[14].
Q81944436's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.737'}^[15].
Q81944436's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.225'}^[16].
Q81944436's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.189'}^[17].
Q81944436's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.626'}^[18].
Q81944436's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.1300'}^[19].
Q81944436's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+16'}^[20].
Q81944436's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+299.9'}^[21].
Q81944436's SIMBAD ID is recorded as 2MASS J08404140+0832296^[22].
Q81944436's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+130.17246336523090'}^[23].
Q81944436's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+8.54170638543150'}^[24].
Q81944436's epoch is recorded as J2000.0^[25].
Q81944436's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+30.0'}^[26].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +21.365, unit: 1, amount: +14.333, unit: 1, amount: +13.765, unit: 1, amount: +13.571, unit: 1, amount: +18.737, unit: 1, amount: +17.225, unit: 1, amount: +16.189, unit: 1, amount: +15.626, unit: 1, amount: +17.1300

Catalog code 2MASS J08404140+0832296, SDSS J084041.40+083229.6, SDSS J084041.39+083229.6, SDSS J084041.40+083229.7, Gaia DR2 596413383654977024

Constellation Cancer

Declination unit: www.wikidata.org, amount: +8.54170638543150

Declination component of proper motion unit: www.wikidata.org, amount: +30.0, unit: www.wikidata.org, amount: +30

Distance from earth unit: www.wikidata.org, amount: +299.9

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Radial velocity unit: www.wikidata.org, amount: +16

Redshift unit: 1, amount: +0.00009

Right ascension unit: www.wikidata.org, amount: +130.17246336523090

Right ascension component of proper motion unit: www.wikidata.org, amount: -17.0, unit: www.wikidata.org, amount: -17

Spectral class M2V

External References (2)

Gaia id 596413387951191296

Simbad id 2MASS J08404140+0832296

References

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

Direct Wikidata claims

[2] ↑ Q81944436 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81944436 — constellation (P59): Cancer. wikidata.org.
[4] ↑ Q81944436 — spectral class (P215): M2V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81944436 — catalog code (P528): 2MASS J08404140+0832296. SIMBAD. wikidata.org.
[6] ↑ Q81944436 — catalog code (P528): SDSS J084041.40+083229.6. SIMBAD. wikidata.org.
[7] ↑ Q81944436 — catalog code (P528): SDSS J084041.39+083229.6. SIMBAD. wikidata.org.
[8] ↑ Q81944436 — catalog code (P528): SDSS J084041.40+083229.7. SIMBAD. wikidata.org.
[9] ↑ Q81944436 — catalog code (P528): Gaia DR2 596413383654977024. SIMBAD. wikidata.org.
[10] ↑ Q81944436 — redshift (P1090): {'unit': '1', 'amount': '+0.00009'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[11] ↑ Q81944436 — apparent magnitude (P1215): {'unit': '1', 'amount': '+21.365'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q81944436 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.333'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[13] ↑ Q81944436 — apparent magnitude (P1215): {'unit': '1', 'amount': '+13.765'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[14] ↑ Q81944436 — apparent magnitude (P1215): {'unit': '1', 'amount': '+13.571'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q81944436 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.737'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[16] ↑ Q81944436 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.225'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[17] ↑ Q81944436 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.189'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[18] ↑ Q81944436 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.626'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[19] ↑ Q81944436 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.1300'}. Gaia Data Release 2. wikidata.org.
[20] ↑ Q81944436 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+16'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[21] ↑ Q81944436 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+299.9'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[22] ↑ Q81944436 — SIMBAD ID (P3083): 2MASS J08404140+0832296. wikidata.org.
[23] ↑ Q81944436 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+130.17246336523090'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81944436 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+8.54170638543150'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81944436 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81944436 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+30.0'}. Constraining the age-activity relation for cool stars: the Sloan Digital Sky Survey Data Release 5 low-mass star spectroscopic sample. wikidata.org.

Class ancestry

[1] ↑ Q81944436 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). Q81944436. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81944436

MLA “Q81944436.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81944436.

BibTeX

@misc{4ortxyz_q81944436_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81944436}}, year = {2026}, url = {https://4ort.xyz/entity/q81944436}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81944436 — https://4ort.xyz/entity/q81944436 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81944436 · Last refreshed: May 7, 2026