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Horse profile

Miaharris (GB)

3yo filly (at last run, Oct 2024) · Last trainer Owen Burrows · Last owner O S Harris
by Zoustar (AUS) out of An Ghalanta (IRE) (Holy Roman Emperor)
9 runs · 8 courses · from Jul 2023
As at 14 Oct 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
No run recorded since 5 Oct 2024 — 739 days ago. Our archive can't say whether the horse is still in training.
Last run Oct 2024 · 3rd of 6 2 wins · Newbury & Sandown Last raced off OR 99
KTB Profile

Miaharris won two of nine starts on turf, both under 6f, including the Listed Highclere Thoroughbred Racing St Hugh's Stakes at Newbury on good to soft in Aug 2023. Her other success came in a Class 4 maiden at Sandown on good the previous month. She has never won over 6f to 7f and was beaten on soft ground in all three attempts. The filly, aged 3 at her last run in Oct 2024, finished third of six in the Class 1 Bet MGM Rous Stakes at Ascot off an official rating of 99, which was her career-high mark.

Based on 9 archived runs · run-style from 1 commented run · updated 14 Oct 2026
KTB at a glance OR at career high
Official rating99At career-high mark
99 94–99

KTB Speed and Rating

KTB Speed

Best recent Speed 133 the best of the last 3 graded (A or B) runs · Sandown, 26 Apr 2024

How fast the horse ran, as points against the day-corrected standard time for its course and distance: 100 is the median GB Class 4 handicap winner on that code; one point is 0.1% of the standard time. A, B or C is how much the day's card could tell us, not how good the run was.

Flat 7 figures · best 133A · median 97
GoingRunsBestMedianSince 14 Oct 2025
Soft2103B95.5—
Good to Firm297A97—
Good2133A112—
Good to Soft1———
DistanceRunsBestMedianSince 14 Oct 2025
Under 6f5133A103—
6f – 7f297A97—

KTB Speed v1 · batch 15 Sep 2026 · GB & Irish racing only · 7 figures from 7 runs · as at 3 Oct 2026 · a record, not a forecast

KTB Rating

Best recent KTB Rating 106B the best of the last 3 rated runs · Ascot, 5 Oct 2024 Official rating 99 at the last run, 5 Oct 2024

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.

Flat 7 figures · best 106B · median 93
GoingRunsBestMedianSince 14 Oct 2025
Soft2106B99.5—
Good to Firm288A83.5—
Good2105A92.5—
Good to Soft1———
DistanceRunsBestMedianSince 14 Oct 2025
Under 6f5106B99—
6f – 7f288A83.5—

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 7 figures from 7 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.

Pedigree intelligence

Sire
Zoustar (AUS)

Progeny in our archive have won 10.8% of 2,723 runs since Jan 2008 (313 horses).

Strongest at trips under 6f (all codes): 14.2% from 325. Weakest over 1m2f – 1m4f (all codes): 3.6% from 193.

GoingRunsWinsSRvs sireThis horse
Firm14321.4%+10.6—
Good to Firm440439.8%−10 from 2
Good587518.7%−2.11 from 2
Good to Soft246218.5%−2.31 from 2
Soft2602911.2%+0.40 from 3
Heavy821214.6%+3.8—
Standard (AW)1,09413412.2%+1.4—
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f3254614.2%+3.42 from 5
6f – 7f1,41915210.7%−0.10 from 4
1m – 1m1f6628312.5%+1.7—
1m2f – 1m4f19373.6%−7.2—
1m5f – 2m6111.6%−9.2—
2m1f – 2m4f4948.2%−2.6—
2m5f – 3m1200%−10.8—
Over 3m200%−10.8—

Flat and jumps together (all codes) · since Jan 2008 · as at 14 Oct 2026 · rows under 30 runs muted · win % is the measure, a record not a forecast

Dam

9 siblings in the archive, 9 winners — best of them Skontonovski (GB) (11 wins).

The wins came over 5f–1m½f; the highest grade won is Group 3 (Light Of Dawn (GB)).

Family form: Light Of Dawn (GB) finished 2nd of 9 at Newmarket, 25 Sep 2026.

ProduceRunsWinsWin tripsBest grade
Skontonovski (GB)98117f–1m½f—
Bletchley (GB)825f–7fClass 3
Light Of Dawn (GB)526f–7fGroup 3
Time Scale (GB)526fListed
Rajak (GB)1025fClass 6
Del Ray (GB)917fClass 5
Villa Maria (GB)1717f—
Savanna King (GB)1111mClass 6
Elegant Annie (GB)1511mClass 6

Record by conditions

GoingRunsWinsSR£1
Soft 3 0 0% −3.00
Good to Firm 2 0 0% −2.00
Good to Soft 2 1 50% +1.25
Good 2 1 50% +0.50

ClassRunsWinsSR£1
Class 1 5 1 20% −1.75
Class 2 1 0 0% −1.00
Class 4 1 1 100% +1.50

CourseRunsWinsSR£1
Sandown 2 1 50% +0.50
Ascot 1 0 0% −1.00
Pontefract 1 0 0% −1.00
Deauville (FR) 1 0 0% −1.00
Chantilly (FR) 1 0 0% −1.00
Newmarket 1 0 0% −1.00
Salisbury 1 0 0% −1.00
Newbury 1 1 100% +2.25

DistanceRunsWinsSR£1
Under 6f 5 2 40% +0.75
6f – 7f 4 0 0% −4.00

JockeyRunsWinsSR£1
Christophe Soumillon 2 0 0% −2.00
Jim Crowley 2 1 50% +0.50
Oisin Murphy 2 1 50% +1.25
Daniel Tudhope 1 0 0% −1.00
Luke Morris 1 0 0% −1.00
William Buick 1 0 0% −1.00

SeasonRunsWinsSR£1
2024 5 0 0% −5.00
2023 4 2 50% +1.75

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 ORSpdKTB Jockey SP
05 Oct 24+48d Ascot Bet MGM Rous Stakes (Listed) Class 1 · 5f · Soft · 6 ran Settled at the rear early - asked for effort with over two furlongs left - made ground on the outside inside the final furlong - moved into third close home - lacked the speed to get closer 3/6 nk 8-12 99103B106B Daniel Tudhope 11/1
18 Aug 24+42d Pontefract EBF Sky Bet Sunday Series Flying Fillies' Stakes (Fillies' & Mares' Listed) Class 1 · 6f · Good To Firm · 8 ran Tracked leaders on the rail - urged forward over 2f out - faded over 1f out to finish fifth 5/8 2¼ 9-1 9997A88A Luke Morris 10/1
07 Jul 24+51d Deauville (FR) Prix Amandine () (3yo Fillies) (Straight Course) (Turf) 7f · Good To Soft · 11 ran 4/11 hd 8-11 ——— Christophe Soumillon 58/10
17 May 24+21d Chantilly (FR) Prix Texanita (3yo) (Turf) 6f · Soft · 8 ran 3/8 nk 8-10 ——— Christophe Soumillon 19/5
26 Apr 24+196d Sandown Bet365 Handicap Class 2 · 5f · Good · 9 ran 4/9 ½ 9-5 94133A105A William Buick 5/1
13 Oct 23+36d Newmarket Newmarket Academy Godolphin Beacon Project Cornwallis Stakes (Group 3) Class 1 · 5f · Soft · 13 ran 5/13 ½ 9-0 9588C93A Jim Crowley 15/2
07 Sep 23+20d Salisbury Ire-Incentive, It Pays To Buy Irish Dick Poole Fillies' Stakes (Group 3) Class 1 · 6f · Good To Firm · 12 ran 8/12 1 9-2 9597A79A Oisin Murphy 3/1
18 Aug 23+23d Newbury Highclere Thoroughbred Racing St Hugh's Stakes (Fillies' Listed) Class 1 · 5f · Good To Soft · 9 ran 1/9 9-2 —116B99A Oisin Murphy 9/4F
26 Jul 23 Sandown Chasemore Farm British Ebf Maiden Fillies' Stakes (GBB Race) Class 4 · 5f · Good · 5 ran 1/5 9-2 —91C80B Jim Crowley 6/4

Quick answers

How many races has Miaharris (GB) won?
Miaharris (GB) won 2 of 9 archived starts between 2023 and 2024, a strike rate of 22.2%. Placed 3 times in total (33.3% of starts).
Who trained Miaharris (GB)?
Miaharris (GB) was trained by Owen Burrows on the most recent run on record, at Ascot on 5 October 2024.
Who is Miaharris (GB)'s sire?
Miaharris (GB) is by Zoustar (AUS) out of An Ghalanta (IRE), whose sire is Holy Roman Emperor.
What is Miaharris (GB)'s official rating?
The most recent official rating on record is 99, from the run on 5 October 2024. That is also the highest on record.
What is Miaharris (GB)'s sire's record?
Zoustar (AUS)'s progeny in our archive have won 10.8% of 2,723 runs since Jan 2008 (313 horses), Flat and jumps together. Strongest at trips under 6f (all codes): 14.2% from 325. Weakest over 1m2f – 1m4f (all codes): 3.6% from 193.
Who are Miaharris (GB)'s siblings?
Out of An Ghalanta (IRE), Miaharris (GB) has 9 other produce in our archive, 9 of them winners. Most wins: Skontonovski (GB) (11). Highest grade won: Group 3 (Light Of Dawn (GB)). The wins came over 5f–1m½f. As at Oct 2026.

Record shown from July 2023. 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.