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Q81750575

RR Lyrae variable star in the constellation Serpens
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Q81750575

Summary

Q81750575 is a RR Lyrae variable[1].

Key Facts

  • Q81750575's instance of is recorded as RR Lyrae variable[2].
  • Q81750575's constellation is recorded as Serpens[3].
  • Q81750575's spectral class is recorded as sdA[4].
  • Q81750575's catalog code is recorded as [SHM2017] J234.74097-01.28541[5].
  • Q81750575's catalog code is recorded as SDSS J153857.83-011707.4[6].
  • Q81750575's catalog code is recorded as Gaia DR2 4403955217872891520[7].
  • Q81750575's type of variable star is recorded as RR Lyrae variable with asymmetric light curves[8].
  • Q81750575's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.5347'}[9].
  • Q81750575's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.5747'}[10].
  • Q81750575's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.6827'}[11].
  • Q81750575's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.0273'}[12].
  • Q81750575's apparent magnitude is recorded as {'unit': '1', 'amount': '+21.920'}[13].
  • Q81750575's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.6099'}[14].
  • Q81750575's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.2433'}[15].
  • Q81750575's SIMBAD ID is recorded as SDSS J153857.83-011707.4[16].
  • Q81750575's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+234.74095177094640'}[17].
  • Q81750575's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-1.28542134041880'}[18].
  • Q81750575's epoch is recorded as J2000.0[19].
  • Q81750575's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+7244'}[20].
  • Q81750575's surface gravity is recorded as {'unit': 'http://www.wikidata.org/entity/Q39699418', 'amount': '+437000'}[21].
  • Q81750575's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-0.777'}[22].
  • Q81750575's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-1.543'}[23].
  • Q81750575's Gaia ID is recorded as 4403955217872891520[24].

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] ↑ . New white dwarf and subdwarf stars in the Sloan Digital Sky Survey Data Release 12. wikidata.org.
  4. [5] ↑ . SIMBAD. wikidata.org.
  5. [6] ↑ . SIMBAD. wikidata.org.
  6. [7] ↑ . SIMBAD. wikidata.org.
  7. [8] ↑ . Machine-learned Identification of RR Lyrae Stars from Sparse, Multi-band Data: The PS1 Sample. wikidata.org.
  8. [9] ↑ . The Pan-STARRS release 1 (PS1) Survey - DR1. wikidata.org.
  9. [10] ↑ . The Pan-STARRS release 1 (PS1) Survey - DR1. wikidata.org.
  10. [11] ↑ . The Pan-STARRS release 1 (PS1) Survey - DR1. wikidata.org.
  11. [12] ↑ . The Pan-STARRS release 1 (PS1) Survey - DR1. wikidata.org.
  12. [13] ↑ . New white dwarf and subdwarf stars in the Sloan Digital Sky Survey Data Release 12. wikidata.org.
  13. [14] ↑ . Gaia Data Release 2. wikidata.org.
  14. [15] ↑ . Gaia Data Release 2. wikidata.org.
  15. [16] ↑ . wikidata.org.
  16. [17] ↑ . Gaia Data Release 2. wikidata.org.
  17. [18] ↑ . Gaia Data Release 2. wikidata.org.
  18. [19] ↑ . Gaia Data Release 2. wikidata.org.
  19. [20] ↑ . New white dwarf and subdwarf stars in the Sloan Digital Sky Survey Data Release 12. wikidata.org.
  20. [21] ↑ . New white dwarf and subdwarf stars in the Sloan Digital Sky Survey Data Release 12. wikidata.org.
  21. [22] ↑ . Gaia Data Release 2. wikidata.org.
  22. [23] ↑ . Gaia Data Release 2. wikidata.org.
  23. [24] ↑ . 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). Q81750575. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81750575
MLA “Q81750575.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81750575.
BibTeX @misc{4ortxyz_q81750575_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81750575}}, year = {2026}, url = {https://4ort.xyz/entity/q81750575}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81750575 — https://4ort.xyz/entity/q81750575 (retrieved 2026-05-07)

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