Sjur Refsdal, Date of Birth, Place of Birth, Date of Death

Sjur Refsdal

Norwegian astronomer

Date of Birth: 30-Dec-1935

Place of Birth: Oslo, Eastern Norway, Norway

Date of Death: 29-Jan-2009

Profession: astronomer, professor

Nationality: Norway

Zodiac Sign: Capricorn

Sjur Refsdal (30 December 1935 – 29 January 2009) was a Norwegian astrophysicist, born in Oslo.
He is best known for his pioneer work on gravitational lensing, including the Chang-Refsdal lens.