Background
Pettersen, Bjørn Ragnvald was born on June 13, 1950 in Sandefjord, Vestfold, Norway. Son of Ragnvald and Unni (Kristiansen) Pettersen. came to the United States, 1979.
Pettersen, Bjørn Ragnvald was born on June 13, 1950 in Sandefjord, Vestfold, Norway. Son of Ragnvald and Unni (Kristiansen) Pettersen. came to the United States, 1979.
Candidate real., University Oslo, 1978. Doctor of Philosophy, University Tromsø, 1986.
Postdoctoral research associate University Texas, Austin, 1979-1980. Assistant professor University Tromsø, Norway, 1981-1985, associate professor Norway, 1985-1986. Principal research scientist Norwegian Research Council, Oslo, 1987-1992.
Head Space Research Geodetic Institute Norwegian Mapping Authority, Honefoss, 1992-1997, director research and development, 1997-1998. Professor space geodesy Norwegian Agricultural University, 1997—1998, professor geodesy, since 1998.
With Norwegian Army, 1970. Member International Astronomical Union, American Astronomical Society, Norwegian Astronomical Society, European Astronomical Society, American Geophysical Union. European Geophysical Society.
Married Torill Marie Valum, July 18, 1975.