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Horse profile

Mrs Summersby (IRE)

6yo mare (at last run, Apr 2011) · Last trainer H Hesse · Last owner Stall Hexenberg
by King's Best (USA) out of Kournikova (SAF) (Sportsworld)
9 runs · 7 courses · from Nov 2007
As at 28 Oct 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
No run recorded since 26 Apr 2011 — 5,663 days ago. Our archive can't say whether the horse is still in training.
Last run Apr 2011 · 6th of 11
KTB Profile

Mrs Summersby (IRE) is yet to win from 9 starts, though has placed once. Best effort: 2nd of 11 at Lingfield (AW) (Nov 2007).

Based on 9 archived runs · updated 28 Oct 2026

Progeny in our archive

Produce record

As a dam, Mrs Summersby (IRE) has 2 produce in the archive, 1 winner — most wins Megan (GER) (1 win).

The wins came over 1m7½f; the highest grade won is Class 3 (Megan (GER)).

ProduceRunsWinsWin tripsBest grade
Megan (GER)1011m7½fClass 3
Miss Shaef (GER)30——

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 71A the best of the last 3 rated runs · Lingfield, 9 May 2008 Official rating 60 at the last run, 23 Jun 2008

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 6 figures · best 71A · median 64
GoingRunsBestMedianSince 28 Oct 2025
Good to Firm371A70—
Standard (AW)371C58—
DistanceRunsBestMedianSince 28 Oct 2025
1m – 1m1f571C58—
6f – 7f1———

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 6 figures from 6 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
King's Best (USA)

Progeny in our archive have won 9.9% of 7,763 runs since Jan 2008 (574 horses).

Weakest over 2m5f – 3m (all codes): 6.8% from 249.

GoingRunsWinsSRvs sireThis horse
Firm701420%+10.1—
Good to Firm1,1541018.8%−1.10 from 3
Good1,8891678.8%−1.10 from 2
Good to Soft95211612.2%+2.3—
Soft1,21612810.5%+0.6—
Heavy427399.1%−0.80 from 1
Standard (AW)2,0532019.8%−0.10 from 3
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f156149%−0.9—
6f – 7f1,6051489.2%−0.70 from 1
1m – 1m1f1,70217910.5%+0.60 from 6
1m2f – 1m4f1,90119610.3%+0.40 from 2
1m5f – 2m1,3781299.4%−0.5—
2m1f – 2m4f7187810.9%+1—
2m5f – 3m249176.8%−3.1—
Over 3m54611.1%+1.2—

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
Kournikova (SAF) (Sportsworld)

5 siblings in the archive, 4 winners — best of them Spark Plug (IRE) (6 wins).

The wins came over 1m–1m6f; the highest grade won is Listed (Spark Plug (IRE)).

ProduceRunsWinsWin tripsBest grade
Spark Plug (IRE)3661m–1m4fListed
Pearl Of Africa (IRE)1651mListed
Slight Advantage (IRE)1121m2f–1m6fClass 5
Dark Titan (IRE)511m½fClass 5
Cafoo (IRE)20——

Record by conditions

GoingRunsWinsSR£1
Good to Firm 3 0 0% −3.00
Standard (AW) 3 0 0% −3.00
Good 2 0 0% −2.00
Heavy 1 0 0% −1.00

ClassRunsWinsSR£1
Class 5 4 0 0% −4.00
Class 6 2 0 0% −2.00

CourseRunsWinsSR£1
Longchamp (FR) 2 0 0% −2.00
Lingfield (AW) 2 0 0% −2.00
Saint-Cloud (FR) 1 0 0% −1.00
Chepstow 1 0 0% −1.00
Newcastle 1 0 0% −1.00
Lingfield 1 0 0% −1.00
Kempton (AW) 1 0 0% −1.00

DistanceRunsWinsSR£1
1m – 1m1f 6 0 0% −6.00
1m2f – 1m4f 2 0 0% −2.00
6f – 7f 1 0 0% −1.00

JockeyRunsWinsSR£1
Steve Drowne 4 0 0% −4.00
Olivier Peslier 1 0 0% −1.00
Eduardo Pedroza 1 0 0% −1.00
Antoine Hamelin 1 0 0% −1.00
Travis Block 1 0 0% −1.00
Fergus Sweeney 1 0 0% −1.00

SeasonRunsWinsSR£1
2011 1 0 0% −1.00
2010 2 0 0% −2.00
2008 4 0 0% −4.00
2007 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
2011 · 1 run
26 Apr 11+164d Longchamp (FR) Prix De Charonne (Claimer) (5yo+) (Turf) 12f · Good · 11 ran 6/11 hd 9-1 —— Olivier Peslier 10/1
2010 · 2 runs
13 Nov 10+198d Saint-Cloud (FR) Prix De L'Elevage (Handicap) (3yo+ Fillies & Mares) (Turf) 12.5f · Heavy · 16 ran —/16 9-2 —— Eduardo Pedroza 51/1
29 Apr 10+675d Longchamp (FR) Prix Des Bouleaux (Claimer) (4yo+) (Apprentices) (Turf) 8f · Good · 18 ran 8/18 ¾ 8-3 —— Antoine Hamelin 111/1
2008 · 4 runs
23 Jun 08+31d Chepstow Jenkinsons First Choice For Hospitality Fillies' Handicap Class 5 · 8f · Good To Firm · 11 ran 4/11 nk 8-8 6070A Travis Block 11/4F
23 May 08+14d Newcastle Eagle Bar Diner Has Landed Handicap (Str) Class 6 · 8f · Good To Firm · 12 ran 6/12 2¾ 9-2 6358A Steve Drowne 3/1
09 May 08+30d Lingfield DLH Centenary Handicap Class 5 · 7f · Good To Firm · 12 ran 4/12 ½ 8-12 6471A Fergus Sweeney 10/1
09 Apr 08+103d Kempton (AW) Kempton For Weddings Maiden Fillies' Stakes Class 5 · 8f · Standard · 10 ran 7/10 1 8-12 6456A Steve Drowne 7/1
2007 · 2 runs
28 Dec 07+32d Lingfield (AW) Pontin's Book Early And Save Median Auction Maiden Stakes Class 6 · 8f · Standard · 9 ran 5/9 2 8-12 —58C Steve Drowne 3/1
26 Nov 07 Lingfield (AW) Lingfield Park For Weddings Maiden Stakes (Div 1) Class 5 · 8f · Standard · 11 ran 2/11 ¾ 8-12 —71C Steve Drowne 16/1

Quick answers

How many races has Mrs Summersby won?
Mrs Summersby (IRE) has yet to win, from 9 archived starts between 2007 and 2011. Placed 1 time in total (11.1% of starts).
Who trained Mrs Summersby?
Mrs Summersby (IRE) was trained by H Hesse on the most recent run on record, at Longchamp (FR) on 26 April 2011.
Who is Mrs Summersby's sire?
Mrs Summersby (IRE) is by King's Best (USA) out of Kournikova (SAF), whose sire is Sportsworld.
What is Mrs Summersby's official rating?
Mrs Summersby (IRE)'s highest official rating on record is 64.
What is Mrs Summersby's sire's record?
King's Best (USA)'s progeny in our archive have won 9.9% of 7,763 runs since Jan 2008 (574 horses), Flat and jumps together. Weakest over 2m5f – 3m (all codes): 6.8% from 249.
Who are Mrs Summersby's siblings?
Out of Kournikova (SAF), Mrs Summersby (IRE) has 5 other produce in our archive, 4 of them winners. Most wins: Spark Plug (IRE) (6). Highest grade won: Listed (Spark Plug (IRE)). The wins came over 1m–1m6f. As at Oct 2026.
Has Mrs Summersby produced winners?
As a dam, Mrs Summersby (IRE) has 2 produce in our archive, 1 of them a winner. Most wins: Megan (GER) (1). Highest grade won: Class 3 (Megan (GER)). The wins came over 1m7½f. As at Oct 2026.

Record shown from November 2007. 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.