Assertion: sun's radius | /r/HasProperty | measured by their colleague
Facets:
value: in 1669
type: TEMPORAL
value: as 3269000 toises
type: OTHER
Source sentences:
text: They were also the first astronomers to have access to an accurate and reliable value for the radius of Earth, which had been measured by their colleague Jean Picard in 1669 as 3269000 toises.