Australia's big five on day 10 in Rio

FIVE KEY EVENTS FOR AUSTRALIA ON DAY 10 IN RIO:

CYCLING

Women's sprint second round. (1000 local time, 2300 AEST)

Could this be Anna Meares' final Olympic appearance? After four Games and five medals, Meares scraped into the second round of the women's sprint via a repechage. While she says she hasn't made up her mind, an exit in the second round could put an end to her career.

SAILING

Laser medal race. (1405, 0405 AEST Tuesday)

After 10 preliminary races, Tom Burton sails for gold, but needs to finish five places ahead of Croatian Tonci Stipanovic to take the top prize. Stipanovic has already said he plans to shadow Burton the entire way to make sure he can't get far enough ahead.

HOCKEY

Australia v New Zealand: women's quarter-finals. (1000, 2300 AEST)

The Australian women's hockey team had a slow start but have found form with three successIve wins to set up a quarter-final against the Kiwis.

ATHLETICS

Women's 3,000m steeplechase final. (1115, 0015 AEST Tuesday)

Little chance of a medal, but Genevieve LaCaze and Madeline Heiner Hills will become the first Australian woman to compete in an Olympic 3,000m steeplechase final.

CANOEING

K1, 1000m heats (1014, 2314 AEST)

Gold medallist in the K4 in London, Murray Stewart goes solo in Rio, and opens up his K1 1000m campaign.