THE DATE BEHIND THE NAME
Jacobus Kapteyn
Dutch astronomer, best known for his extensive studies of the Milky Way and as the first discoverer of evidence for galactic rotation (1851-1922)
Jacobus Kapteyn was born on January 19, 1851 in Barneveld, Netherlands and died on June 18, 1922, aged 71.
January 19, 1851
Jacobus Kapteyn died aged 71.
Died: June 18, 1922
Source:
Synchronized from Wikidata on October 5, 2026.
- Birthplace
- Barneveld, Netherlands, Utrecht, Netherlands
- Professions
- physicist, astronomer, university teacher
- Citizenship
- Kingdom of the Netherlands
More about Jacobus Kapteyn
- Zodiac sign
- Capricorn
All birth date sources
A source is P248 “stated in” or a non-Wikimedia reference URL. Import-only references do not qualify.
- La France savante
- Proleksis Encyclopedia
- Croatian Encyclopedia
- Onze Hoogleeraren
- Gran Enciclopèdia Catalana
- SNAC
- Brockhaus Enzyklopädie
- Biographical Database of Southern African Science
- BnF authorities
- KNAW Past Members
- Biografisch Portaal
- Catalogus Professorum Academiae Groninganae
Synchronized from Wikidata on October 5, 2026. View Wikidata record
Questions people ask
How old was Jacobus Kapteyn when they died?
Jacobus Kapteyn died aged 71.
When is Jacobus Kapteyn’s birthday?
Jacobus Kapteyn’s recorded birthday is January 19.
Where was Jacobus Kapteyn born?
Jacobus Kapteyn was born in Barneveld, Netherlands; Utrecht, Netherlands.
When did Jacobus Kapteyn die?
Jacobus Kapteyn died on June 18, 1922.