BD+21 2934B

star in the constellation Hercules
Place star Q92503313
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BD+21 2934B

Summary

BD+21 2934B is a star[1].

Key Facts

  • BD+21 2934B's instance of is recorded as star[2].
  • BD+21 2934B's constellation is recorded as Hercules[3].
  • BD+21 2934B's part of is recorded as Beta Herculis[4].
  • BD+21 2934B's catalog code is recorded as BD+21 2934B[5].
  • BD+21 2934B's catalog code is recorded as CCDM J16302+2129B[6].
  • BD+21 2934B's catalog code is recorded as CSI+21 2934 2[7].
  • BD+21 2934B's catalog code is recorded as GSC 01518-00966[8].
  • BD+21 2934B's catalog code is recorded as IDS 16260+2142 B[9].
  • BD+21 2934B's catalog code is recorded as TYC 1518-966-1[10].
  • BD+21 2934B's catalog code is recorded as 2MASS J16295558+2129423[11].
  • BD+21 2934B's catalog code is recorded as TIC 347538174[12].
  • BD+21 2934B's catalog code is recorded as UCAC4 558-057995[13].
  • BD+21 2934B's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.7'}[14].
  • BD+21 2934B's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.1'}[15].
  • BD+21 2934B's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.554'}[16].
  • BD+21 2934B's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.300'}[17].
  • BD+21 2934B's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.242'}[18].
  • BD+21 2934B's SIMBAD ID is recorded as BD+21 2934B[19].
  • BD+21 2934B's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+247.48159583'}[20].
  • BD+21 2934B's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+21.49514333'}[21].
  • BD+21 2934B's epoch is recorded as J2000.0[22].
  • BD+21 2934B's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+11.60'}[23].
  • BD+21 2934B's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-1.60'}[24].

Body

Geography

BD+21 2934B's part of is recorded as Beta Herculis[4].

Designation and Status

BD+21 2934B's instance of is recorded as star[2].

History and Context

Catalog codes include BD+21 2934B[5], CCDM J16302+2129B[6], CSI+21 2934 2[7], GSC 01518-00966[8], IDS 16260+2142 B[9], and TYC 1518-966-1[10].

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] . Washington Double Star Catalog. 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] . 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] . wikidata.org.
  19. [20] . The Tycho Reference Catalogue. wikidata.org.
  20. [21] . The Tycho Reference Catalogue. wikidata.org.
  21. [22] . The Tycho Reference Catalogue. wikidata.org.
  22. [23] . The Tycho Reference Catalogue. wikidata.org.
  23. [24] . The Tycho Reference Catalogue. 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). BD+21 2934B. Retrieved May 3, 2026, from https://4ort.xyz/entity/bd-21-2934b
MLA “BD+21 2934B.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/bd-21-2934b.
BibTeX @misc{4ortxyz_bd-21-2934b_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{BD+21 2934B}}, year = {2026}, url = {https://4ort.xyz/entity/bd-21-2934b}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): BD+21 2934B — https://4ort.xyz/entity/bd-21-2934b (retrieved 2026-05-03)

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