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HD 4539

hot subdwarf star in the constellation Pisces
Thing hot_subdwarf_star Q85779892
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HD 4539

Summary

HD 4539 is a hot subdwarf star[1].

Key Facts

  • HD 4539's instance of is recorded as hot subdwarf star[2].
  • HD 4539's constellation is recorded as Pisces[3].
  • HD 4539's spectral class is recorded as sdB[4].
  • HD 4539's catalog code is recorded as GALEX J004729.4+095855[5].
  • HD 4539's catalog code is recorded as 2MASS J00472921+0958556[6].
  • HD 4539's catalog code is recorded as AC +09 6-12[7].
  • HD 4539's catalog code is recorded as CSI+09-00448[8].
  • HD 4539's catalog code is recorded as FB 9[9].
  • HD 4539's catalog code is recorded as GEN# +6.20028015[10].
  • HD 4539's catalog code is recorded as GEN# +1.00004539[11].
  • HD 4539's catalog code is recorded as GSC 00604-00109[12].
  • HD 4539's catalog code is recorded as HD 4539[13].
  • HD 4539's catalog code is recorded as HIC 3701[14].
  • HD 4539's catalog code is recorded as HIP 3701[15].
  • HD 4539's catalog code is recorded as PB 6163[16].
  • HD 4539's catalog code is recorded as PG 0044+097[17].
  • HD 4539's catalog code is recorded as PHL 830[18].
  • HD 4539's catalog code is recorded as TYC 604-109-1[19].
  • HD 4539's catalog code is recorded as UBV M 43712[20].
  • HD 4539's catalog code is recorded as uvby98 100004539[21].
  • HD 4539's catalog code is recorded as uvby98 620028015[22].
  • HD 4539's catalog code is recorded as ALS 16639[23].
  • HD 4539's catalog code is recorded as EPIC 220641886[24].
  • HD 4539's catalog code is recorded as GALEX J004729.2+095855[25].
  • HD 4539's catalog code is recorded as Gaia DR2 2582106305103802880[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] ↑ . A quantitative description of the spectra of the brighter Feige stars. 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] ↑ . SIMBAD. wikidata.org.
  10. [11] ↑ . SIMBAD. wikidata.org.
  11. [12] ↑ . SIMBAD. wikidata.org.
  12. [13] ↑ . SIMBAD. wikidata.org.
  13. [14] ↑ . SIMBAD. wikidata.org.
  14. [15] ↑ . SIMBAD. wikidata.org.
  15. [16] ↑ . SIMBAD. wikidata.org.
  16. [17] ↑ . SIMBAD. wikidata.org.
  17. [18] ↑ . SIMBAD. wikidata.org.
  18. [19] ↑ . SIMBAD. wikidata.org.
  19. [20] ↑ . SIMBAD. wikidata.org.
  20. [21] ↑ . SIMBAD. wikidata.org.
  21. [22] ↑ . SIMBAD. wikidata.org.
  22. [23] ↑ . SIMBAD. wikidata.org.
  23. [24] ↑ . SIMBAD. wikidata.org.
  24. [25] ↑ . SIMBAD. wikidata.org.
  25. [26] ↑ . SIMBAD. 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). HD 4539. Retrieved May 7, 2026, from https://4ort.xyz/entity/q85779892
MLA “HD 4539.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q85779892.
BibTeX @misc{4ortxyz_q85779892_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{HD 4539}}, year = {2026}, url = {https://4ort.xyz/entity/q85779892}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): HD 4539 — https://4ort.xyz/entity/q85779892 (retrieved 2026-05-07)

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