10
Ireland 2yo

September Duke (GB)

T: A. Slattery · J: Seamie Heffernan · O: John Martin Oneill
By Sergei Prokofiev (CAN) out of Nuptials (USA)
Form 06
  1. 6
  2. 0
150/1 Current odds
0/2 W/R
58 RPR
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Active
  • 2 runs
  • 0 wins
  • placed
  • 0% strike
  • 9 d off
  • 58 best RPR

Recent form

Form figures 06 9 days off
6 13 Sep 2026 Tattersalls Ireland Super Auction S… Curragh (IRE) 0 30 Jun 2026 Irish EBF Auction Series Maiden Roscommon
On Good 0/1 0 wins · 0 placed
Best RPR 58 Career peak

Deep analytics

Career trajectory, going + distance lenses, connections history

Career Trajectory

last 2 runs · form score 0–100
30 Jun 2026 · Roscommon · 11th/15 (btn 1) 13 Sep 2026 · Curragh (IRE) · 6th/15 (btn 0.3)
  • Win
  • Placed
  • Mid-pack
  • Rear
  • DNF
Peak form
25
Mean
25
Win %
0%
Placed %
0%
Trend
Unknown

Course Record

2 venues
  • Curragh (IRE) 0% 0-0-1
  • Roscommon 0% 0-0-1

Connections History

2 jockeys · 1 trainer

Jockeys

  • Seamie Heffernan NOW 0% 0-0-1
  • W. J. Lee 0% 0-0-1

Trainers

  • A. Slattery NOW 0% 0-0-2

Race history

2 of 2 runs
Date Race Pos Going Dist Jockey Odds
13 Sep 2026 Tattersalls Ireland Super Auction Sales Stakes Curragh (IRE) 6th/15 0.3 Yielding 6½f Seamie Heffernan 200/1
30 Jun 2026 Irish EBF Auction Series Maiden Roscommon 11th/15 1 Good 7f94y W J Lee 18/1

Connections

Trainer
A. Slattery 11%
Jockey
Seamie Heffernan 8%
Owner
John Martin Oneill
Sire
Sergei Prokofiev (CAN)
Dam
Nuptials (USA)
Dam sire
Broken Vow
Country
Ireland
Age
2yo

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