Thanks, Curt!
Also, Ken Graun's What's Out Tonight lists superior planet oppositions through 2051 on pp. 167 to 169.
For 2009 to 2010 they are:
Mars: Jan. 29th, 2010
Jupiter: Aug. 14th, 2009 and Sept. 21, 2010
Saturn: Mar. 21, 2010
Uranus: Sept. 27, 2009 and Sept. 21, 2010
Neptune: Aug. 17, 2009 and Aug. 20, 2010