HD121841

star in the constellation Centaurus
Thing star Q12064987
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HD121841

Summary

HD121841 is a star[1].

Key Facts

  • HD121841's instance of is recorded as star[2].
  • HD121841's constellation is recorded as Centaurus[3].
  • HD121841's spectral class is recorded as B8II/III(pSi)[4].
  • HD121841's catalog code is recorded as HD 121841[5].
  • HD121841's catalog code is recorded as GSC 09008-04097[6].
  • HD121841's catalog code is recorded as 2MASS J13595785-6259424[7].
  • HD121841's catalog code is recorded as CPD-62 3805[8].
  • HD121841's catalog code is recorded as TYC 9008-4097-1[9].
  • HD121841's catalog code is recorded as Gaia DR1 5865963322381209344[10].
  • HD121841's catalog code is recorded as Gaia DR2 5865963326681647232[11].
  • HD121841's type of variable star is recorded as Alpha² Canum Venaticorum variable[12].
  • HD121841's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.16'}[13].
  • HD121841's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.11'}[14].
  • HD121841's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.0631'}[15].
  • HD121841's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.902'}[16].
  • HD121841's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.922'}[17].
  • HD121841's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.872'}[18].
  • HD121841's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.8770'}[19].
  • HD121841's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+1140.2509'}[20].
  • HD121841's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+209.99105512772240'}[21].
  • HD121841's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-62.99512628440630'}[22].
  • HD121841's epoch is recorded as J2000.0[23].
  • HD121841's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-2.363'}[24].
  • HD121841's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-5.065'}[25].

Body

Definition and Type

HD121841's instance of is recorded as star[2].

References

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

Direct Wikidata claims

  1. [2] . SIMBAD. wikidata.org.
  2. [3] . VizieR. wikidata.org.
  3. [4] . Q66617329. 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] . New photometrically variable magnetic chemically peculiar stars in the ASAS-3 archive. wikidata.org.
  12. [13] . The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
  13. [14] . The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
  14. [15] . Gaia Data Release 2. wikidata.org.
  15. [16] . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  16. [17] . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  17. [18] . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  18. [19] . Gaia Data Release 2. 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] . Gaia Data Release 2. wikidata.org.
  23. [24] . Gaia Data Release 2. wikidata.org.
  24. [25] . 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). HD121841. Retrieved May 7, 2026, from https://4ort.xyz/entity/q12064987
MLA “HD121841.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q12064987.
BibTeX @misc{4ortxyz_q12064987_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{HD121841}}, year = {2026}, url = {https://4ort.xyz/entity/q12064987}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): HD121841 — https://4ort.xyz/entity/q12064987 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q12064987 · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 27d ago · Debessis · 2026-08-18 view diff on Wikidata ↗
    Constellation Centaurus
    Google knowledge graph id /g/155qhp8b
    Catalog code HD 121841, GSC 09008-04097, 2MASS J13595785-6259424 +4
    Declination {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount':
    + 14 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update-languages-short:0||tt */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/48224|batch #48224]]"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.