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Q87781399

RR Lyrae variable star in the constellation Hercules
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Q87781399

Summary

Q87781399 is a RR Lyrae variable[1].

Key Facts

  • Q87781399's instance of is recorded as RR Lyrae variable[2].
  • Q87781399's constellation is recorded as Hercules[3].
  • Q87781399's catalog code is recorded as [SHM2017] J260.43170+34.02095[4].
  • Q87781399's catalog code is recorded as LINEAR 20574050[5].
  • Q87781399's catalog code is recorded as 2MASS J17214360+3401154[6].
  • Q87781399's catalog code is recorded as SDSS J172143.60+340115.3[7].
  • Q87781399's catalog code is recorded as CRTS J172143.5+340115[8].
  • Q87781399's catalog code is recorded as Gaia DR2 1335673982256358784[9].
  • Q87781399's type of variable star is recorded as RR Lyrae variables with nearly symmetric light curves[10].
  • Q87781399's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.3574'}[11].
  • Q87781399's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.47'}[12].
  • Q87781399's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.30'}[13].
  • Q87781399's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.42'}[14].
  • Q87781399's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.409'}[15].
  • Q87781399's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.249'}[16].
  • Q87781399's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.177'}[17].
  • Q87781399's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.164'}[18].
  • Q87781399's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.24'}[19].
  • Q87781399's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.2358'}[20].
  • Q87781399's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.0786'}[21].
  • Q87781399's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-18'}[22].
  • Q87781399's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q11929860', 'amount': '+13.14'}[23].
  • Q87781399's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+260.43170033583150'}[24].
  • Q87781399's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+34.02093129148010'}[25].
  • Q87781399's epoch is recorded as J2000.0[26].

Body

Definition and Type

Q87781399's instance of is recorded as RR Lyrae variable[2].

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] ↑ . SIMBAD. wikidata.org.
  9. [10] ↑ . Machine-learned Identification of RR Lyrae Stars from Sparse, Multi-band Data: The PS1 Sample. wikidata.org.
  10. [11] ↑ . The Pan-STARRS release 1 (PS1) Survey - DR1. wikidata.org.
  11. [12] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  12. [13] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  13. [14] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  14. [15] ↑ . The ninth data release of the Sloan Digital Sky Survey: first spectroscopic data from the SDSS-III baryon oscillation spectroscopic survey. wikidata.org.
  15. [16] ↑ . The ninth data release of the Sloan Digital Sky Survey: first spectroscopic data from the SDSS-III baryon oscillation spectroscopic survey. wikidata.org.
  16. [17] ↑ . The ninth data release of the Sloan Digital Sky Survey: first spectroscopic data from the SDSS-III baryon oscillation spectroscopic survey. wikidata.org.
  17. [18] ↑ . The ninth data release of the Sloan Digital Sky Survey: first spectroscopic data from the SDSS-III baryon oscillation spectroscopic survey. wikidata.org.
  18. [19] ↑ . The Catalina surveys periodic variable star catalog. wikidata.org.
  19. [20] ↑ . Gaia Data Release 2. wikidata.org.
  20. [21] ↑ . Gaia Data Release 2. wikidata.org.
  21. [22] ↑ . The ninth data release of the Sloan Digital Sky Survey: first spectroscopic data from the SDSS-III baryon oscillation spectroscopic survey. wikidata.org.
  22. [23] ↑ . Exploring the variable sky with LINEAR. II. Halo structure and substructure traced by RR Lyrae stars to 30 kpc. wikidata.org.
  23. [24] ↑ . Gaia Data Release 2. 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.

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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). Q87781399. Retrieved May 7, 2026, from https://4ort.xyz/entity/q87781399
MLA “Q87781399.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q87781399.
BibTeX @misc{4ortxyz_q87781399_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q87781399}}, year = {2026}, url = {https://4ort.xyz/entity/q87781399}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q87781399 — https://4ort.xyz/entity/q87781399 (retrieved 2026-05-07)

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