Ole Rømer
E801058
Ole Rømer was a 17th-century Danish astronomer best known for being the first to quantify the finite speed of light through his observations of Jupiter’s moons.
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Danish person
ⓘ
human ⓘ |
| collaboratedWith | Giovanni Domenico Cassini NERFINISHED ⓘ |
| contributedTo |
development of more accurate astronomical instruments
ⓘ
reform of the Danish calendar ⓘ |
| countryOfCitizenship | Denmark ⓘ |
| dateOfBirth | 1644-09-25 ⓘ |
| dateOfDeath | 1710-09-19 ⓘ |
| designed | meridian circle instrument ⓘ |
| educatedAt | University of Copenhagen NERFINISHED ⓘ |
| employer |
Danish royal court
NERFINISHED
ⓘ
Royal Observatory, Paris NERFINISHED ⓘ University of Copenhagen NERFINISHED ⓘ |
| era | 17th century ⓘ |
| estimatedPhysicalQuantity | speed of light ⓘ |
| estimatedSpeedOfLight | approximately 220,000 km/s ⓘ |
| familyName | Rømer NERFINISHED ⓘ |
| fieldOfWork |
astronomy
ⓘ
physics ⓘ |
| givenName | Ole NERFINISHED ⓘ |
| influenced |
Christiaan Huygens
NERFINISHED
ⓘ
Isaac Newton NERFINISHED ⓘ |
| influencedBy |
Galileo Galilei
NERFINISHED
ⓘ
Johannes Kepler NERFINISHED ⓘ |
| introduced | temperature scale later known as the Rømer scale ⓘ |
| knownFor |
demonstrating that the speed of light is finite
ⓘ
first quantitative determination of the speed of light ⓘ observations of the eclipses of Jupiter’s moon Io ⓘ |
| madeDiscovery | finite speed of light from Io eclipse timings ⓘ |
| name |
Ole Christensen Rømer
NERFINISHED
ⓘ
Ole Rømer NERFINISHED ⓘ |
| nativeLanguage | Danish ⓘ |
| observedCelestialObject |
Io
NERFINISHED
ⓘ
Jupiter NERFINISHED ⓘ |
| occupation | astronomer ⓘ |
| placeOfBirth |
Aarhus
NERFINISHED
ⓘ
Denmark–Norway NERFINISHED ⓘ |
| placeOfDeath |
Copenhagen
NERFINISHED
ⓘ
Denmark–Norway NERFINISHED ⓘ |
| positionHeld |
chief of the Copenhagen police
ⓘ
mayor of Copenhagen ⓘ professor of astronomy at the University of Copenhagen ⓘ royal engineer for canals and roads ⓘ royal mathematician to the king of Denmark ⓘ |
| studentOf | Rasmus Bartholin NERFINISHED ⓘ |
| workedAt |
Copenhagen
NERFINISHED
ⓘ
Paris NERFINISHED ⓘ |
| yearOfSpeedOfLightAnnouncement | 1676 ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.