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Horse profile

Cluster (GB)

2yo colt · Trainer Joseph Patrick O'Brien · Owner Juddmonte
by Frankel (GB) out of Shoal (GB) (Oasis Dream)
2 runs · 1 course · from Aug 2026
As at 18 Oct 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
Ran 20 days ago · 2nd of 9
KTB Profile

Cluster is a lightly raced colt by Frankel out of a daughter of Oasis Dream. He has two runs since Aug 2026, both at the Curragh, and has finished second on each occasion, once on heavy ground and once on good. His dam has produced four previous runners without a winner. His sire's progeny have recorded 1338 wins from 7412 runs since Jan 2008. He finished 2 of 9 in the Izuzu Ireland Irish EBF Maiden at Curragh in Sep 2026.

Based on 2 archived runs · run-style from 1 commented run · updated 18 Oct 2026

KTB Speed and Rating

KTB Speed

Best recent Speed 66 the best of the last 1 graded (A or B) run · Curragh (IRE), 27 Sep 2026

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 2 figures · best 77C · median 71.5
GoingRunsBestMedianSince 18 Oct 2025
Heavy1——1 · —
Good1——1 · —
DistanceRunsBestMedianSince 18 Oct 2025
1m – 1m1f277C71.52 · 77 / 71.5

KTB Speed v1 · batch 15 Sep 2026 · GB & Irish racing only · 2 figures from 2 runs · as at 5 Oct 2026 · a record, not a forecast

KTB Rating

Best recent KTB Rating 83B the best of the last 2 rated runs · Curragh (IRE), 27 Sep 2026

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 2 figures · best 83B · median 79.5
GoingRunsBestMedianSince 18 Oct 2025
Heavy1——1 · —
Good1——1 · —
DistanceRunsBestMedianSince 18 Oct 2025
1m – 1m1f283B79.52 · 83 / 79.5

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 2 figures from 2 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

Progeny in our archive have won 18% of 7,489 runs since Jan 2008 (872 horses).

Weakest on heavy going: 12.4% from 323. Weakest over 2m1f – 2m4f (all codes): 12.4% from 267.

GoingRunsWinsSRvs sireThis horse
Firm15426.7%+8.7—
Good to Firm1,28025920.2%+2.2—
Good1,91436218.9%+0.90 from 1
Good to Soft1,01917517.2%−0.8—
Soft1,10216114.6%−3.4—
Heavy3234012.4%−5.60 from 1
Standard (AW)1,83634718.9%+0.9—
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f641117.2%−0.8—
6f – 7f1,25523618.8%+0.8—
1m – 1m1f1,96436818.7%+0.70 from 2
1m2f – 1m4f2,87654318.9%+0.9—
1m5f – 2m96815115.6%−2.4—
2m1f – 2m4f2673312.4%−5.6—
2m5f – 3m8467.1%−10.9—
Over 3m1100%−18—

Flat and jumps together (all codes) · since Jan 2008 · as at 18 Oct 2026 · rows under 30 runs muted · win % is the measure, a record not a forecast

Dam
Shoal (GB) (Oasis Dream)

4 siblings in the archive, 0 winners.

ProduceRunsWinsWin tripsBest grade
Sand Drift (GB)90——
Tanita (GB)50——
Tide Pool (GB)10——
Jamaica Bay (GB)10——

Too few runs for meaningful splits. The full record is below.

Form

DateCourseRace PosBtn Wgt SpdKTB Jockey SP
27 Sep 26+29d Curragh (IRE) Izuzu Ireland Irish EBF Maiden 9f · Heavy · 9 ran Sat close to the front group - third at halfway - urged forward with over 2f left - into second and driven inside the final furlong - couldn't close on the winner and stayed on same effort late 2/9 2¼ 9-7 66A83B Colin Keane 2/1
29 Aug 26 Curragh (IRE) John Ormonde Wexford Sand Irish EBF (C & G) Maiden 8f · Good · 13 ran settled in midfield - shifted left and driven 2f out - still 7th with a furlong left before finishing strongly to take 3rd late 3/13 ½ 9-5 77C76A Colin Keane 17/2

Quick answers

How many races has Cluster (GB) won?
Cluster (GB) has yet to win, from 2 archived starts in 2026. Placed 2 times in total (100% of starts).
Who trains Cluster (GB)?
Cluster (GB) is trained by Joseph Patrick O'Brien, who saddled the horse on its most recent run on 27 September 2026.
Who is Cluster (GB)'s sire?
Cluster (GB) is by Frankel (GB) out of Shoal (GB), whose sire is Oasis Dream.
What is Cluster (GB)'s sire's record?
Frankel (GB)'s progeny in our archive have won 18% of 7,489 runs since Jan 2008 (872 horses), Flat and jumps together. Weakest on heavy going: 12.4% from 323. Weakest over 2m1f – 2m4f (all codes): 12.4% from 267.
Who are Cluster (GB)'s siblings?
Out of Shoal (GB), Cluster (GB) has 4 other produce in our archive, 0 of them winners. As at Oct 2026.

Record shown from August 2026. 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.