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Happy Valley · 2025-12-17 · 14:55

Race 9

Class 3 1650m Course B 12 runners

Race 9 at Happy Valley on 2025-12-17 was Class 3 over 1650m. A AMERIC TE SPECSO, ridden by J McDonald and trained by J Size, won, with CHILL KAKA second and MIGHTY STEED third. The winner closed strongly from off the pace. The 2.2 favourite SOUTH STAR finished 10th.

Result

Official · 1:40.26
Pos No. Horse Draw Odds Margin
1 4 A AMERIC TE SPECSO Closed strongly 1:40.26 ▶ Replay (opens in new tab) J McDonald · J Size 3 7.2
2 8 CHILL KAKA Closed strongly M F Poon · P F Yiu 1 22.0 3/4
3 12 MIGHTY STEED Led early H Doyle · K W Lui 8 6.8 3/4
4 6 SUPER UNICORN A Atzeni · M Newnham 2 9.0 2-1/4
5 5 CALL ME TOPSEED J Orman · K L Man 12 55.0 3-1/4
6 1 I CAN Closed strongly L Ferraris · P C Ng 7 19.0 3-1/4
7 10 FANTASTIC FUN Closed strongly M Chadwick · C S Shum 11 19.0 4-1/4
8 7 FLASH CURRENT Closed strongly H Bentley · K H Ting 10 32.0 4-1/2
9 9 VERMILION TEMPEST Closed strongly C Y Ho · C Fownes 9 65.0 4-1/2
10 2 SOUTH STAR Z Purton · F C Lor 4 2.2 5-1/4
11 3 YOUNG EMPEROR H Bowman · D Eustace 6 8.8 6-1/4
12 11 NOVA KNIGHT M L Yeung · D A Hayes 5 22.0 6-3/4

Race shape

Beaten lengths
1. A AMERIC TE SPECSO2. CHILL KAKA+0.75L3. MIGHTY STEED+0.75L4. SUPER UNICORN+2.25L5. CALL ME TOPSEED+3.25L6. I CAN+3.25L7. FANTASTIC FUN+4.25L8. FLASH CURRENT+4.5L9. VERMILION TEMPEST+4.5L10. SOUTH STAR+5.25L

Model ratings

Backtest · wf-2025-26
The model's top pick SOUTH STAR (35.2%) finished 10th — the winner A AMERIC TE SPECSO was rated #2. Out-of-sample backtest: this board was produced by a model trained only on seasons before this race — it never saw this result.
Rank No. Horse Win % Rated price Pos
1 2 SOUTH STAR 35.2% 2.84 10
2 4 A AMERIC TE SPECSO 17.6% 5.68 1
3 12 MIGHTY STEED 9.0% 11.11 3
4 6 SUPER UNICORN 7.8% 12.80 4
5 10 FANTASTIC FUN 6.8% 14.64 7
6 3 YOUNG EMPEROR 6.0% 16.57 11
7 1 I CAN 5.7% 17.40 6
8 8 CHILL KAKA 4.6% 21.59 2
9 7 FLASH CURRENT 2.6% 37.80 8
10 11 NOVA KNIGHT 2.1% 47.27 12
11 5 CALL ME TOPSEED 1.3% 77.42 5
12 9 VERMILION TEMPEST 1.1% 94.82 9
SOUTH STARA AMERIC TE SPECSO — wonMIGHTY STEEDSUPER UNICORNFANTASTIC FUNYOUNG EMPERORI CANCHILL KAKAFLASH CURRENTNOVA KNIGHTCALL ME TOPSEEDVERMILION TEMPEST

Model vs market

Each dot is a runner: model probability across, market-implied probability up. Dots on the dashed line mean the two agreed; the gold ring is the actual winner.

Ratings are statistical estimates for analysis, not betting advice — the backtest shows no profitable edge against the Hong Kong win market. How the model works →

Dividends

Per $10 unit

WIN

4 72

PLACE

4 18.5

8 58

12 21

QUINELLA

4,8 940

QUINELLA PLACE

4,8 183

4,12 60

8,12 196

FORECAST

4,8 1,198

TIERCE

4,8,12 10,339

TRIO

4,8,12 1,468

FIRST 4

4,6,8,12 2,009

QUARTET

4,8,12,6 50,310

All pools (4 more)

2ND TREBLE

12/9/4 9,978

12/9/8 7,154

4TH DOUBLE TRIO

3,7,9/4,8,12 112,917

8TH DOUBLE

9/4 388.5

9/8 341

SIX UP

2,6/8,12/7,8/3,12/7,9/4,8 219,782

3 [J Size]

4 [J McDonald]