Kerry's Zoe Hyde was 5th in her Olympics semi-final.
The Killorglin lady & Cork's Alison Bergin were competing in rowing's Women's Double Sculls.
5th after 500 metres, the pair were in that same position at the halfway stage, just 2 seconds off 3rd place.
At the finish Hyde and Bergin were 4 seconds from a top 3 spot.
New Zealand won the semi final, ahead of Netherlands, with France also qualifying.
Hyde and Bergin go into the B final on Thursday.
Rowers Daire Lynch and Philip Doyle won their semi-final in the Men’s Double Sculls this morning.
They'll go for a medal in Thursday's final.
The women's four of Emily Hegarty, Natalie Long, Eimear Lambe and Imogen Magner missed out on a place in the final after coming fourth in the repechage.
Jennifer Lehane was outclassed by a more experienced boxer on her Olympic debut.
The 25-year-old from Ashbourne was beaten on a unanimous decision by China's Chang Yuan in the bantamweight division.
Speaking after the round-of-sixteen bout, Lehane said she'd take time to think about competing at the LA Games.
Ireland's next boxer in the ring will be featherweight - Jude Gallagher - tomorrow afternoon.
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Daniel Wiffen will be hoping to bag a second swimming medal for Ireland tonight.
The reigning World and European champion will be in lane four for tonight's 800-metre freestyle final.
The Down swimmer was fastest in qualifying yesterday.
That race starts just after 8:05pm Irish time.
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Robert Dickson and Sean Waddilove continue their Men’s Skiff campaign.
They begin the day second overall, with three more races to come today.
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The women's sevens team take on France for a spot in the fifth-place final at the Stade de France from 2 o'clock.
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Rachael Darragh begins her women’s badminton singles campaign today, facing Jenjira Stadelmann of Switzerland.
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In the men’s Kayak Single, Noel Hendrick has his first and second runs this afternoon.
After her twin sister Madison's efforts in the women's Kayak Single at the weekend, Michaela Corcoran goes in the canoe later today.