SwingBY Date$B!'(B Dec. 18 7:34(UT) $B!J(BThe distance from the Moon center) 4547km Earth-Swing BY Date:Dec. 20, 8:9:54(UT) ( The Distance from the earth center) 7381km 10.9km/s "Nozomi" is inserted into trans-mars orbit with Earth powered swingby with 7-minutes burning of bi-propellant engine. Perigee height of this powered swingby is appox. 1000 km. Orbital correction maneuvers were performed on Dec 21 08:01 and 08:39 (JST). Due to insufficient acceleration of the Earth powered swingby, the correction volocity was large. The cause and the effect of the insufficient acceleration are now under investigation.