Q81946998

low-mass star in the constellation Hydra

Thing low_mass_star Q81946998

Press Enter · cited answer in seconds

Q81946998

Summary

Q81946998 is a low-mass star^[1].

Key Facts

Q81946998's instance of is recorded as low-mass star^[2].
Q81946998's constellation is recorded as Hydra^[3].
Q81946998's spectral class is recorded as M7V^[4].
Q81946998's catalog code is recorded as 2MASS J08455003+0342358^[5].
Q81946998's catalog code is recorded as SDSS J084550.05+034235.7^[6].
Q81946998's catalog code is recorded as SDSS J084550.05+034235.8^[7].
Q81946998's catalog code is recorded as Gaia DR2 581353407249239936^[8].
Q81946998's redshift is recorded as {'unit': '1', 'amount': '-0.00004'}^[9].
Q81946998's apparent magnitude is recorded as {'unit': '1', 'amount': '+23.293'}^[10].
Q81946998's apparent magnitude is recorded as {'unit': '1', 'amount': '+22.161'}^[11].
Q81946998's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.721'}^[12].
Q81946998's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.456'}^[13].
Q81946998's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.162'}^[14].
Q81946998's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.518'}^[15].
Q81946998's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.857'}^[16].
Q81946998's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.479'}^[17].
Q81946998's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.2341'}^[18].
Q81946998's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+9.6457'}^[19].
Q81946998's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+3'}^[20].
Q81946998's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+103.6731'}^[21].
Q81946998's SIMBAD ID is recorded as 2MASS J08455003+0342358^[22].
Q81946998's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+131.45851473711880'}^[23].
Q81946998's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+3.70993744236180'}^[24].
Q81946998's epoch is recorded as J2000.0^[25].
Q81946998's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-72.493'}^[26].

⭐ Popularity Graph

0/100 long tail

Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +23.293, unit: 1, amount: +22.161, unit: 1, amount: +20.721, unit: 1, amount: +18.456, unit: 1, amount: +17.162, unit: 1, amount: +15.518, unit: 1, amount: +14.857, unit: 1, amount: +14.479, unit: 1, amount: +19.2341

Catalog code 2MASS J08455003+0342358, SDSS J084550.05+034235.7, SDSS J084550.05+034235.8, Gaia DR2 581353407249239936

Constellation Hydra

Declination unit: www.wikidata.org, amount: +3.70993744236180

Declination component of proper motion unit: www.wikidata.org, amount: -72.493

Distance from earth unit: www.wikidata.org, amount: +103.6731

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +9.6457

Radial velocity unit: www.wikidata.org, amount: +3

Redshift unit: 1, amount: -0.00004

Right ascension unit: www.wikidata.org, amount: +131.45851473711880

Right ascension component of proper motion unit: www.wikidata.org, amount: -3.736

Spectral class M7V

External References (2)

Gaia id 581353407249239936

Simbad id 2MASS J08455003+0342358

References

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

Direct Wikidata claims

[2] ↑ Q81946998 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q81946998 — constellation (P59): Hydra. wikidata.org.
[4] ↑ Q81946998 — spectral class (P215): M7V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q81946998 — catalog code (P528): 2MASS J08455003+0342358. SIMBAD. wikidata.org.
[6] ↑ Q81946998 — catalog code (P528): SDSS J084550.05+034235.7. SIMBAD. wikidata.org.
[7] ↑ Q81946998 — catalog code (P528): SDSS J084550.05+034235.8. SIMBAD. wikidata.org.
[8] ↑ Q81946998 — catalog code (P528): Gaia DR2 581353407249239936. SIMBAD. wikidata.org.
[9] ↑ Q81946998 — redshift (P1090): {'unit': '1', 'amount': '-0.00004'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[10] ↑ Q81946998 — apparent magnitude (P1215): {'unit': '1', 'amount': '+23.293'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q81946998 — apparent magnitude (P1215): {'unit': '1', 'amount': '+22.161'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q81946998 — apparent magnitude (P1215): {'unit': '1', 'amount': '+20.721'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[13] ↑ Q81946998 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.456'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[14] ↑ Q81946998 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.162'}. The Sixth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[15] ↑ Q81946998 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.518'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q81946998 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.857'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[17] ↑ Q81946998 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.479'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[18] ↑ Q81946998 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.2341'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q81946998 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+9.6457'}. Gaia Data Release 2. wikidata.org.
[20] ↑ Q81946998 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+3'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[21] ↑ Q81946998 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+103.6731'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q81946998 — SIMBAD ID (P3083): 2MASS J08455003+0342358. wikidata.org.
[23] ↑ Q81946998 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+131.45851473711880'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81946998 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+3.70993744236180'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81946998 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81946998 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-72.493'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81946998 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). Q81946998. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81946998

MLA “Q81946998.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81946998.

BibTeX

@misc{4ortxyz_q81946998_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81946998}}, year = {2026}, url = {https://4ort.xyz/entity/q81946998}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81946998 — https://4ort.xyz/entity/q81946998 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81946998 · Last refreshed: May 7, 2026