HD 172021

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Thing star Q10848670
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HD 172021

Summary

HD 172021 is a star[1].

Key Facts

  • HD 172021's instance of is recorded as star[2].
  • HD 172021's instance of is recorded as infrared source[3].
  • HD 172021's constellation is recorded as Pavo[4].
  • HD 172021's spectral class is recorded as A5V[5].
  • HD 172021's catalog code is recorded as CD-64 1201[6].
  • HD 172021's catalog code is recorded as CPC 21 4353[7].
  • HD 172021's catalog code is recorded as CPD-64 3942[8].
  • HD 172021's catalog code is recorded as GC 25529[9].
  • HD 172021's catalog code is recorded as GSC 09077-01852[10].
  • HD 172021's catalog code is recorded as HD 172021[11].
  • HD 172021's catalog code is recorded as HIC 91733[12].
  • HD 172021's catalog code is recorded as HIP 91733[13].
  • HD 172021's catalog code is recorded as HR 6996[14].
  • HD 172021's catalog code is recorded as PPM 363525[15].
  • HD 172021's catalog code is recorded as SAO 254343[16].
  • HD 172021's catalog code is recorded as TD1 22852[17].
  • HD 172021's catalog code is recorded as TYC 9077-1852-1[18].
  • HD 172021's catalog code is recorded as UBV 15835[19].
  • HD 172021's catalog code is recorded as UBV M 23105[20].
  • HD 172021's catalog code is recorded as uvby98 100172021[21].
  • HD 172021's catalog code is recorded as 2MASS J18422259-6438349[22].
  • HD 172021's catalog code is recorded as Gaia DR2 6439040709907355520[23].
  • HD 172021's apparent magnitude is recorded as {'unit': '1', 'amount': '+6.508'}[24].
  • HD 172021's apparent magnitude is recorded as {'unit': '1', 'amount': '+6.353'}[25].
  • HD 172021's apparent magnitude is recorded as {'unit': '1', 'amount': '+6.3096'}[26].

Body

Definition and Type

Recorded instance of include star[2] and infrared source[3].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] . SIMBAD. wikidata.org.
  2. [3] . SIMBAD. wikidata.org.
  3. [4] . VizieR. wikidata.org.
  4. [5] . Q66617329. 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] . The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
  24. [25] . The Tycho-2 catalogue of the 2.5 million brightest stars. 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). HD 172021. Retrieved May 7, 2026, from https://4ort.xyz/entity/q10848670
MLA “HD 172021.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q10848670.
BibTeX @misc{4ortxyz_q10848670_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{HD 172021}}, year = {2026}, url = {https://4ort.xyz/entity/q10848670}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): HD 172021 — https://4ort.xyz/entity/q10848670 (retrieved 2026-05-07)

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