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Ralf Klessen

German astronomer
Person human Q7286991
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Ralf Klessen

Summary

Ralf Klessen is a human[1]. He was born in Erlangen[2]. He was born on February 18, 1968[3]. He worked as an astronomer[4].

Key Facts

  • Born in Erlangen[2], Ralf Klessen…
  • Ralf Klessen was born on February 18, 1968[3].
  • Ralf Klessen held citizenship in Germany[5].
  • Ralf Klessen worked as an astronomer[4].
  • Among Ralf Klessen's employers was Heidelberg University[6].
  • Ralf Klessen was a member of International Astronomical Union[7].
  • Ralf Klessen is recorded as male[8].
  • Ralf Klessen's instance of is recorded as human[9].
  • Ralf Klessen's family name is recorded as Klessen[10].
  • Ralf Klessen's given name is recorded as Ralf[11].
  • Ralf Klessen's described at URL is recorded as http://dbpedia.org/resource/Ralf_Klessen[12].
  • Ralf Klessen's languages spoken, written or signed is recorded as German[13].
  • Ralf Klessen's maintained by WikiProject is recorded as WikiProject Mathematics[14].

Body

Origins and Family

Ralf Klessen was born in Erlangen[2]. He was born on February 18, 1968[3].

Career and Affiliations

Ralf Klessen's professions included astronomer[4]. Among his employers was Heidelberg University[6].

FAQs

Where was Ralf Klessen born?

Ralf Klessen's place of birth was Erlangen[2].

What did Ralf Klessen do for work?

Ralf Klessen worked as astronomer[4].

References

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

Direct Wikidata claims

  1. [2] ↑ . Integrated Authority File. Retrieved . wikidata.org.
  2. [8] ↑ . IdRef. Retrieved . wikidata.org.
  3. [5] ↑ . BnF authorities. Retrieved . wikidata.org.
  4. [9] ↑ . Virtual International Authority File. Retrieved . wikidata.org.
  5. [4] ↑ . wikidata.org.
  6. [6] ↑ . ORCID Registry. Retrieved . wikidata.org.
  7. [7] ↑ . wikidata.org.
  8. [3] ↑ . wikidata.org.
  9. [10] ↑ . wikidata.org.
  10. [11] ↑ . wikidata.org.
  11. [12] ↑ . Virtual International Authority File. Retrieved . wikidata.org.
  12. [13] ↑ . wikidata.org.
  13. [14] ↑ . 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). Ralf Klessen. Retrieved May 3, 2026, from https://4ort.xyz/entity/ralf-klessen
MLA “Ralf Klessen.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/ralf-klessen.
BibTeX @misc{4ortxyz_ralf-klessen_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Ralf Klessen}}, year = {2026}, url = {https://4ort.xyz/entity/ralf-klessen}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Ralf Klessen — https://4ort.xyz/entity/ralf-klessen (retrieved 2026-05-03)

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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. 13d ago · Pigsonthewing · 2026-06-14 view diff on Wikidata ↗
    Bibliothèque nationale de france id → 16531740w
    Imported from → —
    Dimensions author id → 015123473341.86
    Languages spoken, written or signed → German
    + 35 other properties edited (see Wikidata diff for full list)
    "/* wbcreateclaim-create:1| */ [[Property:P14528]]: 28738, [[:toollabs:quickstatements/#/batch/259666|batch #259666]]"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.