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Horse profile

Power Series (USA)

3yo colt (at last run, Sep 2010) · Last trainer John Gosden · Last owner K Abdullah
by Mizzen Mast (USA) out of Diese (USA) (Diesis)
8 runs · 4 courses · from Aug 2009
As at 28 Oct 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
No run recorded since 18 Sep 2010 — 5,884 days ago. Our archive can't say whether the horse is still in training.
Last run Sep 2010 · 12th of 14 Won at Wolverhampton (AW) Last raced off OR 90
KTB Profile

Power Series (USA) is 1 from 8, the win coming at Class 5 level. Hasn't won since Mar 2010. The win came on the all-weather — 0 from 5 on turf. Last raced off a career-high mark of 90.

Based on 8 archived runs · updated 28 Oct 2026
KTB at a glance Won on AW, 0 on turf Win at Class 5 OR at career high
Official rating90At career-high mark
90 85–90

KTB Speed and Rating

KTB Speed

No KTB Speed figures for this horse. The engine scores GB and Irish racing from Oct 2016; runs elsewhere, or earlier, have no figure.

KTB Speed v1 · batch 15 Sep 2026 · GB & Irish racing only · 0 figures from 0 runs · a record, not a forecast

KTB Rating

Best recent KTB Rating 91A the best of the last 3 rated runs · Wolverhampton (AW), 27 May 2010 Official rating 90 at the last run, 18 Sep 2010

What the horse achieved in each race, in pounds on the official-rating scale, from the weight carried, the lengths beaten and the race's own level solved across the archive — never the market, never the official rating as a starting point. The headline is the best of the horse's last three rated runs on that code. A, B or C on a run is how much known form was in that race. What this means →

Flat 8 figures · best 91A · median 77.5
GoingRunsBestMedianSince 28 Oct 2025
Standard (AW)391A85—
Good263C60—
Good to Firm1———
Good to Soft1———
Soft1———
DistanceRunsBestMedianSince 28 Oct 2025
1m2f – 1m4f391A89—
1m – 1m1f391A85—
6f – 7f257A53—

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 8 figures from 8 runs · as at 4 Oct 2026 · a record, not a forecast

Both figures are KTB's own, computed from the archive; no vendor rating enters either. Every run's figure is on its form line below with its grade. Grades measure how much the archive could see, never the merit of the run.

Run style is derived from in-running commentary, which our data provider does not supply for this horse's races.

Pedigree intelligence

Sire
Mizzen Mast (USA)

Progeny in our archive have won 11.4% of 1,610 runs since Jan 2008 (130 horses).

Strongest on standard (aw) going: 14.4% from 631. Weakest on good to soft going: 4.9% from 162. Weakest over 1m5f – 2m (all codes): 8.3% from 181.

GoingRunsWinsSRvs sireThis horse
Firm9111.1%−0.3—
Good to Firm235229.4%−20 from 1
Good3324313%+1.60 from 2
Good to Soft16284.9%−6.50 from 1
Soft191147.3%−4.10 from 1
Heavy50510%−1.4—
Standard (AW)6319114.4%+31 from 3
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f56814.3%+2.9—
6f – 7f4685712.2%+0.80 from 2
1m – 1m1f4536414.1%+2.71 from 3
1m2f – 1m4f385369.4%−20 from 3
1m5f – 2m181158.3%−3.1—
2m1f – 2m4f5347.5%−3.9—
2m5f – 3m1100%−11.4—
Over 3m300%−11.4—

Flat and jumps together (all codes) · since Jan 2008 · as at 28 Oct 2026 · rows under 30 runs muted · win % is the measure, a record not a forecast

Dam
Diese (USA) (Diesis)

5 siblings in the archive, 4 winners — best of them Terrazzo (USA) (2 wins).

The wins came over 5½f–1m7½f; the highest grade won is Class 5 (Five Fields (USA)).

ProduceRunsWinsWin tripsBest grade
Terrazzo (USA)621m7f–1m7½f—
Five Fields (USA)411m2fClass 5
Serious Impact (USA)1611m2fClass 5
Seatone (USA)515½f—
Pomarine (USA)30——

Record by conditions

GoingRunsWinsSR£1
Standard (AW) 3 1 33% +0.25
Good 2 0 0% −2.00
Good to Firm 1 0 0% −1.00
Good to Soft 1 0 0% −1.00
Soft 1 0 0% −1.00

ClassRunsWinsSR£1
Class 2 3 0 0% −3.00
Class 4 2 0 0% −2.00
Class 3 1 0 0% −1.00
Class 5 1 1 100% +2.25
Class 6 1 0 0% −1.00

CourseRunsWinsSR£1
Newmarket 3 0 0% −3.00
Wolverhampton (AW) 3 1 33% +0.25
Epsom Downs 1 0 0% −1.00
Lingfield 1 0 0% −1.00

DistanceRunsWinsSR£1
1m2f – 1m4f 3 0 0% −3.00
1m – 1m1f 3 1 33% +0.25
6f – 7f 2 0 0% −2.00

JockeyRunsWinsSR£1
William Buick 4 0 0% −4.00
Robert Havlin 3 1 33% +0.25
Nicky Mackay 1 0 0% −1.00

SeasonRunsWinsSR£1
2010 6 1 17% −2.75
2009 2 0 0% −2.00

Splits include every sample, however small — muted rows are under 3 runs. A one-from-one record is a fact, not a trend: read the Runs column before the strike rate.

Form

DateCourseRace PosBtn Wgt ORKTB Jockey SP
2010 · 6 runs
18 Sep 10+105d Newmarket Phumelela Gold Enterprises Handicap Class 2 · 10f · Good · 14 ran 12/14 1¼ 8-13 9063C Nicky Mackay 5/1
05 Jun 10+9d Epsom Downs Investec Vincent O'Brien Handicap Class 2 · 10f · Good To Firm · 12 ran 4/12 ½ 9-4 9089A William Buick 25/1
27 May 10+25d Wolverhampton (AW) Play Poker At Ladbrokes.com Handicap Class 3 · 9.5f · Standard · 7 ran 2/7 1¾ 9-4 8891A William Buick 4/1
02 May 10+23d Newmarket ComeonEngland At StanJames.com Handicap Class 2 · 10f · Good To Soft · 8 ran 3/8 ½ 9-6 8791A William Buick 10/1
09 Apr 10+39d Wolverhampton (AW) Play Bingo At Ladbrokes.com Handicap Class 4 · 8.5f · Standard · 4 ran 2/4 shd 9-4 8585B William Buick 5/2
01 Mar 10+199d Wolverhampton (AW) Stay At The Wolverhampton Holiday Inn Median Auction Maiden Stakes Class 5 · 8.5f · Standard To Fast · 5 ran 1/5 8-8 8570B Robert Havlin 9/4
2009 · 2 runs
14 Aug 09+13d Newmarket Newmarket Nights Median Auction Maiden Stakes Class 4 · 7f · Good · 16 ran 9/16 4½ 9-3 —57A Robert Havlin 20/1
01 Aug 09 Lingfield toteswinger Median Auction Maiden Stakes Class 6 · 7.5f · Soft · 14 ran 12/14 6 9-3 —49C Robert Havlin 6/1

Quick answers

How many races has Power Series won?
Power Series (USA) won 1 of 8 archived starts between 2009 and 2010, a strike rate of 12.5%. Placed 3 times in total (37.5% of starts).
Who trained Power Series?
Power Series (USA) was trained by John Gosden on the most recent run on record, at Newmarket on 18 September 2010.
Who is Power Series's sire?
Power Series (USA) is by Mizzen Mast (USA) out of Diese (USA), whose sire is Diesis.
What going does Power Series prefer?
Power Series (USA) has the best record on standard (aw) going: 1 win from 3 starts (33.3%). Only going bands with at least three archived starts are read, so this is a direction rather than a settled preference.
What is Power Series's official rating?
The most recent official rating on record is 90, from the run on 18 September 2010. That is also the highest on record.
What is Power Series's sire's record?
Mizzen Mast (USA)'s progeny in our archive have won 11.4% of 1,610 runs since Jan 2008 (130 horses), Flat and jumps together. Strongest on standard (aw) going: 14.4% from 631. Weakest on good to soft going: 4.9% from 162. Weakest over 1m5f – 2m (all codes): 8.3% from 181.
Who are Power Series's siblings?
Out of Diese (USA), Power Series (USA) has 5 other produce in our archive, 4 of them winners. Most wins: Terrazzo (USA) (2). Highest grade won: Class 5 (Five Fields (USA)). The wins came over 5½f–1m7½f. As at Oct 2026.

Record shown from August 2009. Our archive holds racing in Great Britain, Ireland and France from January 2005. Runs in other countries are not in it, and earlier runs are not available from our data provider. In-running comments are available from 2024 onward.