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Q81887640

red giant branch star in the constellation Aquarius
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Q81887640

Summary

Q81887640 is a red giant branch star[1].

Key Facts

  • Q81887640's instance of is recorded as red giant branch star[2].
  • Q81887640's constellation is recorded as Aquarius[3].
  • Q81887640's catalog code is recorded as TYC 5195-1193-1[4].
  • Q81887640's catalog code is recorded as 2MASS J21291059-0106240[5].
  • Q81887640's catalog code is recorded as Gaia DR2 2686779807773551360[6].
  • Q81887640's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.154'}[7].
  • Q81887640's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.567'}[8].
  • Q81887640's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.421'}[9].
  • Q81887640's apparent magnitude is recorded as {'unit': '1', 'amount': '+12.17'}[10].
  • Q81887640's apparent magnitude is recorded as {'unit': '1', 'amount': '+12.95'}[11].
  • Q81887640's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.6455'}[12].
  • Q81887640's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.5683'}[13].
  • Q81887640's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-35.32'}[14].
  • Q81887640's metallicity is recorded as {'unit': '1', 'amount': '-0.493'}[15].
  • Q81887640's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+1759.6340'}[16].
  • Q81887640's SIMBAD ID is recorded as TYC 5195-1193-1[17].
  • Q81887640's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+322.29414797418240'}[18].
  • Q81887640's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-1.10667516594400'}[19].
  • Q81887640's epoch is recorded as J2000.0[20].
  • Q81887640's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+4672'}[21].
  • Q81887640's surface gravity is recorded as {'unit': 'http://www.wikidata.org/entity/Q39699418', 'amount': '+195'}[22].
  • Q81887640's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-5.795'}[23].
  • Q81887640's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+3.757'}[24].
  • Q81887640's Gaia ID is recorded as 2686779807773551360[25].

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] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  7. [8] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  8. [9] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  9. [10] ↑ . The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
  10. [11] ↑ . The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
  11. [12] ↑ . Gaia Data Release 2. wikidata.org.
  12. [13] ↑ . Gaia Data Release 2. wikidata.org.
  13. [14] ↑ . Gaia Data Release 2. wikidata.org.
  14. [15] ↑ . Spectroscopic determination of masses (and implied ages) for red giants. wikidata.org.
  15. [16] ↑ . Gaia Data Release 2. wikidata.org.
  16. [17] ↑ . wikidata.org.
  17. [18] ↑ . Gaia Data Release 2. wikidata.org.
  18. [19] ↑ . Gaia Data Release 2. wikidata.org.
  19. [20] ↑ . Gaia Data Release 2. wikidata.org.
  20. [21] ↑ . Spectroscopic determination of masses (and implied ages) for red giants. wikidata.org.
  21. [22] ↑ . Spectroscopic determination of masses (and implied ages) for red giants. wikidata.org.
  22. [23] ↑ . Gaia Data Release 2. wikidata.org.
  23. [24] ↑ . Gaia Data Release 2. wikidata.org.
  24. [25] ↑ . 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). Q81887640. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81887640
MLA “Q81887640.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81887640.
BibTeX @misc{4ortxyz_q81887640_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81887640}}, year = {2026}, url = {https://4ort.xyz/entity/q81887640}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81887640 — https://4ort.xyz/entity/q81887640 (retrieved 2026-05-07)

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