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Q81807421

red giant branch star in the constellation Hydra
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Q81807421

Summary

Q81807421 is a red giant branch star[1].

Key Facts

  • Q81807421's instance of is recorded as red giant branch star[2].
  • Q81807421's constellation is recorded as Hydra[3].
  • Q81807421's catalog code is recorded as TYC 5502-677-1[4].
  • Q81807421's catalog code is recorded as 2MASS J10433453-1220440[5].
  • Q81807421's catalog code is recorded as Gaia DR1 3757430389191557760[6].
  • Q81807421's catalog code is recorded as Gaia DR2 3757430389191557760[7].
  • Q81807421's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.90'}[8].
  • Q81807421's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.93'}[9].
  • Q81807421's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.029'}[10].
  • Q81807421's apparent magnitude is recorded as {'unit': '1', 'amount': '+8.512'}[11].
  • Q81807421's apparent magnitude is recorded as {'unit': '1', 'amount': '+8.362'}[12].
  • Q81807421's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.5842'}[13].
  • Q81807421's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.9494'}[14].
  • Q81807421's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+22.06'}[15].
  • Q81807421's metallicity is recorded as {'unit': '1', 'amount': '-0.174'}[16].
  • Q81807421's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+1053.2968'}[17].
  • Q81807421's SIMBAD ID is recorded as 2MASS J10433453-1220440[18].
  • Q81807421's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+160.89386510816200'}[19].
  • Q81807421's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-12.34556681007350'}[20].
  • Q81807421's epoch is recorded as J2000.0[21].
  • Q81807421's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+4744'}[22].
  • Q81807421's surface gravity is recorded as {'unit': 'http://www.wikidata.org/entity/Q39699418', 'amount': '+214'}[23].
  • Q81807421's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+8.783'}[24].
  • Q81807421's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-22.239'}[25].
  • Q81807421's Gaia ID is recorded as 3757430389191557760[26].

References

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

Direct Wikidata claims

  1. [2] ↑ . SIMBAD. wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [4] ↑ . SIMBAD. wikidata.org.
  4. [5] ↑ . SIMBAD. wikidata.org.
  5. [6] ↑ . SIMBAD. wikidata.org.
  6. [7] ↑ . SIMBAD. wikidata.org.
  7. [8] ↑ . The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
  8. [9] ↑ . The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
  9. [10] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  10. [11] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  11. [12] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  12. [13] ↑ . Gaia Data Release 2. wikidata.org.
  13. [14] ↑ . Gaia Data Release 2. wikidata.org.
  14. [15] ↑ . Gaia Data Release 2. wikidata.org.
  15. [16] ↑ . Spectroscopic determination of masses (and implied ages) for red giants. wikidata.org.
  16. [17] ↑ . Gaia Data Release 2. wikidata.org.
  17. [18] ↑ . wikidata.org.
  18. [19] ↑ . Gaia Data Release 2. wikidata.org.
  19. [20] ↑ . Gaia Data Release 2. wikidata.org.
  20. [21] ↑ . Gaia Data Release 2. wikidata.org.
  21. [22] ↑ . Spectroscopic determination of masses (and implied ages) for red giants. wikidata.org.
  22. [23] ↑ . Spectroscopic determination of masses (and implied ages) for red giants. wikidata.org.
  23. [24] ↑ . Gaia Data Release 2. wikidata.org.
  24. [25] ↑ . Gaia Data Release 2. wikidata.org.
  25. [26] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . 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). Q81807421. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81807421
MLA “Q81807421.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81807421.
BibTeX @misc{4ortxyz_q81807421_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81807421}}, year = {2026}, url = {https://4ort.xyz/entity/q81807421}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81807421 — https://4ort.xyz/entity/q81807421 (retrieved 2026-05-07)

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