What do these console messages mean

They seem strange. What do they mean?

5/11/10 3:22:29 PM SoftwareUpdateCheck[93] Downloading "Security Update 2010-003"
5/11/10 3:23:01 PM SoftwareUpdateCheck[93] Background check cancelled by user-initiated update.
5/11/10 3:23:01 PM com.apple.launchd.peruser.501[82] ([0x0-0x6006].SoftwareUpdateCheck[93]) Exited with exit code: 102
5/11/10 3:26:44 PM com.apple.launchd[1] (com.apple.suhelperd[97]) Exited with exit code: 2
5/11/10 3:26:44 PM com.apple.launchd.peruser.501[82] ([0x0-0xd00d].com.apple.SoftwareUpdate[120]) Exited: Killed
5/11/10 3:26:44 PM com.apple.launchd.peruser.501[82] (com.apple.AirPortBaseStationAgent[107]) Exited: Killed

Looks like your computer was going to do some auto updates, but then it was canceled.