Live coverage from 7.30am-malaysiakini

9.40am Mansor's submission ends. Hanafi awaits his turn.

9.30am Independent candidate, former PKR Penang leader Dr Mansor Othman, enters nomination centre and readies to submit his papers

9.23am Potential Akim (Angkatan Keadilan Islam Malaysia) candidate Hanafi Ahmad, 61, arrives at nomination centre. Still uncertain whether he will submit his nomination paper.

9.20am Outside, PKR suporters chant Saiful penipu, tangkap boleh boleh (Saiful is a liar, catch him). One group start calling, "Najib", another respond with "Altantuya".

9.15am Anwar submits nomination paper.

9.08am Anwar enters nomination centre with proposer and seconder after hugging Azizah, daughter and other PKR leaders.

9.05am 'I feel good', Anwar replies when asked by Malaysiakini how he felt about contesting again after 10 years in hiatus.

9.03am Arif Shah Omar Shah submits his nomination paper.

9.00am Nomination is from 9am to 10am, followed by a one-hour objection period. If everything is in order, the returning officer will announce the names of candidates and declare that the by-election is on after the objection period.

8.50pm BN crowd start jeering liwat, tetap liwat (sodomise, still sodomise) while the bigger Pakatan group respond with loud cries of Reformasi.

8.40am Anwar Ibrahim arrives, accompanied by Dr Wan Azizah, Nurul Izzah and other key leaders, to the chants of Reformasi. Anwar was in light blue Baju Melayu. He is seen happily waving and chatting with supporters.

8.30am BN candidate Arif Shah Omar Shah, in yellow Baju Melayu, arrives. BN marchers were led by Najib, Mohd Ali Rustam, Hishamuddin Hussein, Samy Vellu, Dr Koh Tsu Koon, Liow Tiong Lai and others.

8.25am Pakatan supporters swell to 10,000. They virtually fill up the field allocated for them near the nomination centre.

8.15am Lim Guan Eng and DAP leaders arrive. There are multi-cultural performances at PKR's side, including traditional Chinese lion dance and Indian orami melum to greet supporters.

8.12am 60 FRU men stand guard at the entrance and inside the gates of nomination centre. The teachers training college (Maktab Penguruan Tuanku Bainun) looks like a fortress.