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Q87809542

possible red giant branch star in the constellation Pegasus
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Q87809542

Summary

Q87809542 is a possible red giant branch star[1].

Key Facts

  • Q87809542's instance of is recorded as possible red giant branch star[2].
  • Q87809542's constellation is recorded as Pegasus[3].
  • Q87809542's catalog code is recorded as GSC 00555-00809[4].
  • Q87809542's catalog code is recorded as TYC 555-809-1[5].
  • Q87809542's catalog code is recorded as 2MASS J21374933+0728312[6].
  • Q87809542's catalog code is recorded as Gaia DR1 2701432552560272640[7].
  • Q87809542's catalog code is recorded as Gaia DR2 2701432552560272640[8].
  • Q87809542's apparent magnitude is recorded as {'unit': '1', 'amount': '+7.863'}[9].
  • Q87809542's apparent magnitude is recorded as {'unit': '1', 'amount': '+7.205'}[10].
  • Q87809542's apparent magnitude is recorded as {'unit': '1', 'amount': '+7.058'}[11].
  • Q87809542's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.05'}[12].
  • Q87809542's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.29'}[13].
  • Q87809542's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.6356'}[14].
  • Q87809542's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.4262'}[15].
  • Q87809542's metallicity is recorded as {'unit': '1', 'amount': '+0.09'}[16].
  • Q87809542's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+701.1639'}[17].
  • Q87809542's SIMBAD ID is recorded as TYC 555-809-1[18].
  • Q87809542's stellar rotational velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+0.67'}[19].
  • Q87809542's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+324.45557345832780'}[20].
  • Q87809542's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+7.47533676672100'}[21].
  • Q87809542's epoch is recorded as J2000.0[22].
  • Q87809542's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+4385'}[23].
  • Q87809542's surface gravity is recorded as {'unit': 'http://www.wikidata.org/entity/Q39699418', 'amount': '+1100'}[24].
  • Q87809542's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+1.239'}[25].
  • Q87809542's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+3.074'}[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] ↑ . SIMBAD. wikidata.org.
  8. [9] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). 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] ↑ . The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
  12. [13] ↑ . The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
  13. [14] ↑ . Gaia Data Release 2. wikidata.org.
  14. [15] ↑ . Gaia Data Release 2. wikidata.org.
  15. [16] ↑ . The Space Interferometry Mission Astrometric Grid Giant Star Survey. III. Basic stellar parameters for an extended sample. wikidata.org.
  16. [17] ↑ . Gaia Data Release 2. wikidata.org.
  17. [18] ↑ . wikidata.org.
  18. [19] ↑ . The Space Interferometry Mission Astrometric Grid Giant Star Survey. III. Basic stellar parameters for an extended sample. wikidata.org.
  19. [20] ↑ . Gaia Data Release 2. wikidata.org.
  20. [21] ↑ . Gaia Data Release 2. wikidata.org.
  21. [22] ↑ . Gaia Data Release 2. wikidata.org.
  22. [23] ↑ . The Space Interferometry Mission Astrometric Grid Giant Star Survey. III. Basic stellar parameters for an extended sample. wikidata.org.
  23. [24] ↑ . The Space Interferometry Mission Astrometric Grid Giant Star Survey. III. Basic stellar parameters for an extended sample. wikidata.org.
  24. [25] ↑ . Gaia Data Release 2. wikidata.org.
  25. [26] ↑ . Gaia Data Release 2. 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). Q87809542. Retrieved May 7, 2026, from https://4ort.xyz/entity/q87809542
MLA “Q87809542.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q87809542.
BibTeX @misc{4ortxyz_q87809542_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q87809542}}, year = {2026}, url = {https://4ort.xyz/entity/q87809542}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q87809542 — https://4ort.xyz/entity/q87809542 (retrieved 2026-05-07)

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