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Horse profile

Isaac Shelby (GB)

3yo colt (at last run, Sep 2023) · Last trainer Brian Meehan · Last owner Wathnan Racing
by Night Of Thunder (IRE) out of Kentucky Belle (IRE) (Heliostatic)
9 runs · 6 courses · from May 2022
As at 5 Nov 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
No run recorded since 30 Sep 2023 — 1,131 days ago. Our archive can't say whether the horse is still in training.
Last run Sep 2023 · 2nd of 10 3 wins · Newbury & Newmarket Beaten favourite LTO
KTB Profile

Isaac Shelby won three of nine starts on turf, including the Group 2 bet365 Superlative Stakes at Newmarket in Jul 2022 and the Group 3 Watership Down Stud Too Darn Hot Greenham Stakes at Newbury in Apr 2023. All wins came over 6f – 7f, on good to firm, good to soft and soft ground. The colt finished second of 10 as beaten favourite in the Qatar Prix Daniel Wildenstein at Longchamp in Sep 2023. He reached a highest official rating of 115.

Based on 9 archived runs · updated 5 Nov 2026
KTB at a glance OR at career high
Official rating115At career-high mark
115 103–115

KTB Speed and Rating

KTB Speed

Best recent Speed 101 the best of the last 3 graded (A or B) runs · York, 26 Aug 2023

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. What this means →

Flat 7 figures · best 129A · median 82
GoingRunsBestMedianSince 5 Nov 2025
Good to Firm2101A90—
Good to Soft282A82—
Good284A82.5—
Soft1———
DistanceRunsBestMedianSince 5 Nov 2025
6f – 7f6129A82—
1m – 1m1f1———

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 104B the best of the last 3 rated runs · Goodwood, 1 Aug 2023 Official rating 115 at the last run, 26 Aug 2023

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 — its best recent day. The KTB Rating on a racecard is a different reading of the same figures: the level the horse has been running to, an average of up to its last six runs with the latest counting most, so the two can differ. A, B or C on a run is how much known form was in that race. What this means →

Flat 7 figures · best 124A · median 101
GoingRunsBestMedianSince 5 Nov 2025
Good to Firm2101A100.5—
Good to Soft2104B104—
Good2100A88.5—
Soft1———
DistanceRunsBestMedianSince 5 Nov 2025
6f – 7f6124A102.5—
1m – 1m1f1———

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.

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

Pedigree intelligence

Sire

Progeny in our archive have won 16.3% of 5,103 runs since Apr 2019 (563 horses).

Weakest over 1m5f – 2m (all codes): 6.9% from 159.

GoingRunsWinsSRvs sireThis horse
Firm4250%+33.7—
Good to Firm83115418.5%+2.21 from 2
Good1,22019916.3%00 from 2
Good to Soft5859516.2%−0.11 from 3
Soft71612016.8%+0.51 from 2
Heavy2173616.6%+0.3—
Standard (AW)1,53022614.8%−1.5—
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f3836015.7%−0.6—
6f – 7f2,12837717.7%+1.43 from 6
1m – 1m1f1,37120615%−1.30 from 3
1m2f – 1m4f1,00417217.1%+0.8—
1m5f – 2m159116.9%−9.4—
2m1f – 2m4f47510.6%−5.7—
2m5f – 3m9111.1%−5.2—
Over 3m200%−16.3—

Flat and jumps together (all codes) · since Apr 2019 · as at 4 Nov 2026 · rows under 30 runs muted · win % is the measure, a record not a forecast

Dam
Kentucky Belle (IRE) (Heliostatic)

2 siblings in the archive, 2 winners — best of them Happy Chandler (GB) (1 win).

The wins came over 7f–1m2f; the highest grade won is Class 6 (Happy Chandler (GB)).

ProduceRunsWinsWin tripsBest grade
Happy Chandler (GB)2311m2fClass 6
Eleanor Shelby (GB)617f—

Record by conditions

GoingRunsWinsSR£1
Good to Soft 3 1 33% +1.33
Good to Firm 2 1 50% +2.00
Good 2 0 0% −2.00
Soft 2 1 50% +6.50

ClassRunsWinsSR£1
Class 1 6 2 33% +6.50
Class 5 1 1 100% +3.33

CourseRunsWinsSR£1
Longchamp (FR) 2 0 0% −2.00
Newbury 2 2 100% +10.83
Newmarket 2 1 50% +2.00
York 1 0 0% −1.00
Goodwood 1 0 0% −1.00
Ascot 1 0 0% −1.00

DistanceRunsWinsSR£1
6f – 7f 6 3 50% +10.83
1m – 1m1f 3 0 0% −3.00

JockeyRunsWinsSR£1
Sean Levey 8 3 38% +8.83
William Buick 1 0 0% −1.00

SeasonRunsWinsSR£1
2023 6 1 17% +2.50
2022 3 2 67% +5.33

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
2023 · 6 runs
30 Sep 23+35d Longchamp (FR) Qatar Prix Daniel Wildenstein (3yo+) (Grande Course) (Turf) 1m · Good To Soft · 10 ran 2/10 2 8-11 ——— Sean Levey 23/10F
26 Aug 23+25d York Sky Bet City Of York Stakes (Group 2) Class 1 · 7f · Good To Firm · 11 ran 4/11 2 9-3 115101A101A Sean Levey 11/2
01 Aug 23+42d Goodwood World Pool Lennox Stakes (Group 2) Class 1 · 7f · Good To Soft · 6 ran 2/6 nk 8-13 11482A104B Sean Levey 5/2
20 Jun 23+37d Ascot St James's Palace Stakes (Group 1) (British Champions Series) (Rnd) Class 1 · 1m · Good · 9 ran 4/9 1½ 9-2 11484A100A William Buick 8/1
14 May 23+22d Longchamp (FR) Emirates Poule d'Essai des Poulains (3yo Colts) (Grande Course) (Turf) 1m · Very Soft · 9 ran 2/9 hd 9-2 ——— Sean Levey 22/5
22 Apr 23+196d Newbury Watership Down Stud Too Darn Hot Greenham Stakes (Group 3) (Str) Class 1 · 7f · Soft · 11 ran 1/11 9-2 103129A124A Sean Levey 15/2
2022 · 3 runs
08 Oct 22+91d Newmarket Darley Dewhurst Stakes (Group 1) Class 1 · 7f · Good · 7 ran 7/7 hd 9-3 10481A77A Sean Levey 14/1
09 Jul 22+39d Newmarket bet365 Superlative Stakes (Group 2) Class 1 · 7f · Good To Firm · 5 ran 1/5 9-3 —79C100B Sean Levey 3/1
31 May 22 Newbury Get A Run For Your Money At BetVictor Maiden Stakes (GBB Race) (Div 1) Class 5 · 6½f · Good To Soft · 11 ran 1/11 9-7 —82A104A Sean Levey 10/3

Quick answers

How many races has Isaac Shelby won?
Isaac Shelby (GB) won 3 of 9 archived starts between 2022 and 2023, a strike rate of 33.3%. Placed 6 times in total (66.7% of starts).
Who trained Isaac Shelby?
Isaac Shelby (GB) was trained by Brian Meehan on the most recent run on record, at Longchamp (FR) on 30 September 2023.
Who is Isaac Shelby's sire?
Isaac Shelby (GB) is by Night Of Thunder (IRE) out of Kentucky Belle (IRE), whose sire is Heliostatic.
What going does Isaac Shelby prefer?
Isaac Shelby (GB) has the best record on good to soft 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 Isaac Shelby's official rating?
Isaac Shelby (GB)'s highest official rating on record is 115.
What is Isaac Shelby's sire's record?
Night Of Thunder (IRE)'s progeny in our archive have won 16.3% of 5,103 runs since Apr 2019 (563 horses), Flat and jumps together. Weakest over 1m5f – 2m (all codes): 6.9% from 159.
Who are Isaac Shelby's siblings?
Out of Kentucky Belle (IRE), Isaac Shelby (GB) has 2 other produce in our archive, 2 of them winners. Most wins: Happy Chandler (GB) (1). Highest grade won: Class 6 (Happy Chandler (GB)). The wins came over 7f–1m2f. As at Nov 2026.

Record shown from May 2022. Our archive holds racing in Great Britain, Ireland and France from January 2005. Any runs before that, or in other countries, are not in it. In-running comments are available from 2024 onward.