Q77420920

low-mass star in the constellation Ursa Major

Thing low_mass_star Q77420920

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Q77420920

Summary

Q77420920 is a low-mass star^[1].

Key Facts

Q77420920's instance of is recorded as low-mass star^[2].
Q77420920's constellation is recorded as Ursa Major^[3].
Q77420920's spectral class is recorded as M7V^[4].
Q77420920's catalog code is recorded as SDSS J120123.76+581640.3^[5].
Q77420920's catalog code is recorded as 2MASS J12012375+5816405^[6].
Q77420920's catalog code is recorded as SDSS J120123.77+581640.4^[7].
Q77420920's catalog code is recorded as Gaia DR2 1575654657148183040^[8].
Q77420920's redshift is recorded as {'unit': '1', 'amount': '-0.00019'}^[9].
Q77420920's apparent magnitude is recorded as {'unit': '1', 'amount': '+24.236'}^[10].
Q77420920's apparent magnitude is recorded as {'unit': '1', 'amount': '+23.062'}^[11].
Q77420920's apparent magnitude is recorded as {'unit': '1', 'amount': '+21.329'}^[12].
Q77420920's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.197'}^[13].
Q77420920's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.004'}^[14].
Q77420920's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.212'}^[15].
Q77420920's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.591'}^[16].
Q77420920's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.005'}^[17].
Q77420920's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.9641'}^[18].
Q77420920's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+5.1417'}^[19].
Q77420920's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-27'}^[20].
Q77420920's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+178.2'}^[21].
Q77420920's SIMBAD ID is recorded as 2MASS J12012375+5816405^[22].
Q77420920's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+180.34901340478070'}^[23].
Q77420920's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+58.27790463251540'}^[24].
Q77420920's epoch is recorded as J2000.0^[25].
Q77420920's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-66.446'}^[26].

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Quick Facts

Instance of low-mass star

Properties

Apparent magnitude unit: 1, amount: +24.236, unit: 1, amount: +23.062, unit: 1, amount: +21.329, unit: 1, amount: +19.197, unit: 1, amount: +18.004, unit: 1, amount: +16.212, unit: 1, amount: +15.591, unit: 1, amount: +15.005, unit: 1, amount: +19.9641

Catalog code SDSS J120123.76+581640.3, 2MASS J12012375+5816405, SDSS J120123.77+581640.4, Gaia DR2 1575654657148183040

Constellation Ursa Major

Declination unit: www.wikidata.org, amount: +58.27790463251540

Declination component of proper motion unit: www.wikidata.org, amount: -66.446

Distance from earth unit: www.wikidata.org, amount: +178.2

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +5.1417

Radial velocity unit: www.wikidata.org, amount: -27

Redshift unit: 1, amount: -0.00019

Right ascension unit: www.wikidata.org, amount: +180.34901340478070

Right ascension component of proper motion unit: www.wikidata.org, amount: +30.507

Spectral class M7V

External References (2)

Gaia id 1575654657148183040

Simbad id 2MASS J12012375+5816405

References

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

Direct Wikidata claims

[2] ↑ Q77420920 — instance of (P31): low-mass star. SIMBAD. wikidata.org.
[3] ↑ Q77420920 — constellation (P59): Ursa Major. wikidata.org.
[4] ↑ Q77420920 — spectral class (P215): M7V. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[5] ↑ Q77420920 — catalog code (P528): SDSS J120123.76+581640.3. SIMBAD. wikidata.org.
[6] ↑ Q77420920 — catalog code (P528): 2MASS J12012375+5816405. SIMBAD. wikidata.org.
[7] ↑ Q77420920 — catalog code (P528): SDSS J120123.77+581640.4. SIMBAD. wikidata.org.
[8] ↑ Q77420920 — catalog code (P528): Gaia DR2 1575654657148183040. SIMBAD. wikidata.org.
[9] ↑ Q77420920 — redshift (P1090): {'unit': '1', 'amount': '-0.00019'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[10] ↑ Q77420920 — apparent magnitude (P1215): {'unit': '1', 'amount': '+24.236'}. The Fifth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[11] ↑ Q77420920 — apparent magnitude (P1215): {'unit': '1', 'amount': '+23.062'}. The Fifth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[12] ↑ Q77420920 — apparent magnitude (P1215): {'unit': '1', 'amount': '+21.329'}. The Fifth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[13] ↑ Q77420920 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.197'}. The Fifth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[14] ↑ Q77420920 — apparent magnitude (P1215): {'unit': '1', 'amount': '+18.004'}. The Fifth Data Release of the Sloan Digital Sky Survey. wikidata.org.
[15] ↑ Q77420920 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.212'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q77420920 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.591'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[17] ↑ Q77420920 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.005'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[18] ↑ Q77420920 — apparent magnitude (P1215): {'unit': '1', 'amount': '+19.9641'}. Gaia Data Release 2. wikidata.org.
[19] ↑ Q77420920 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+5.1417'}. Gaia Data Release 2. wikidata.org.
[20] ↑ Q77420920 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-27'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[21] ↑ Q77420920 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+178.2'}. The Sloan Digital Sky Survey Data Release 7 spectroscopic M dwarf catalog. I. Data. wikidata.org.
[22] ↑ Q77420920 — SIMBAD ID (P3083): 2MASS J12012375+5816405. wikidata.org.
[23] ↑ Q77420920 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+180.34901340478070'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q77420920 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+58.27790463251540'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q77420920 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.
[26] ↑ Q77420920 — declination component of proper motion (P10751): {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-66.446'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q77420920 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). Q77420920. Retrieved May 7, 2026, from https://4ort.xyz/entity/q77420920

MLA “Q77420920.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q77420920.

BibTeX

@misc{4ortxyz_q77420920_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q77420920}}, year = {2026}, url = {https://4ort.xyz/entity/q77420920}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q77420920 — https://4ort.xyz/entity/q77420920 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q77420920 · Last refreshed: May 7, 2026