45P/Honda-Mrkos-Pajdusakova
Perihelion: 2011 September 28
Maximum magnitude about 7

73P/Schwassmann-Wachmann 3
Perihelion: 2011 October 16
Maximum magnitude about 12

C/2011 W3 (Lovejoy)
Perihelion: 2011 December 16
Maximum magnitude about -4 (?)

C/2009 P1 (Garradd)
Perihelion: 2011 December 23
Maximum magnitude about 7

168P/Hergenrother
Perihelion: 2012 October 1
Maximum magnitude about 11 (currently experiencing an outburst)

C/2011 L4 (PANSTARRS)
Perihelion: 2013 March 10
Maximum magnitude about 0

C/2012 S1 (ISON)
Perihelion: 2013 November 29
Maximum magnitude probably brighter than 0 (still very uncertain)