Yes:
$ ck-list-sessions Session1: uid = '1000' realname = 'Bryce Harrington,,,' seat = 'Seat1' session-type = '' active = TRUE x11-display = ':0' x11-display-device = '/dev/tty7' display-device = '' remote-host-name = '' is-local = TRUE on-since = '2008-04-03T21:20:15Z'
Yes:
$ ck-list-sessions 03T21:20: 15Z'
Session1:
uid = '1000'
realname = 'Bryce Harrington,,,'
seat = 'Seat1'
session-type = ''
active = TRUE
x11-display = ':0'
x11-display-device = '/dev/tty7'
display-device = ''
remote-host-name = ''
is-local = TRUE
on-since = '2008-04-