Here is the H-IIA F23 launch plan from JAXA document..
T event ----- ---------------------------------- 00:00 liftoff 01:39 solid rocket booster burnout 01:48 solid rocket booster separation 04:05 fairing separtion 06:36 1st stage main engine cuttoff 06:44 1st/2nd stage separation 06:50 2nd stage engine ignition 14:58 2nd stage engine cuttoff 15:49 GPM main satellite separation 24:09 ShindaiSat separation 28:19 STARS-II separation 32:29 TeikyoSat-3 separation 36:39 ITF-1 separation 37:59 OPUSAT separation 39:19 INVADER separation 40:39 KSAT2 separation
Mitsubishi Heavy Industries (MHI) Launch Services presents final countdown status report. http://h2a.mhi.co.jp/en/mission/countdown/h2a_f23.html
Happy chasing!
Mssa JN1GKZ Tokyo