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Horse profile

Choctaw Nation (IRE)

2yo colt · Trainer Aidan O'Brien · Owner Magniertaborsmithwesterbergbrant
2 runs · 2 courses · from Oct 2026
As at 11 Nov 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
Won last time out Won at Curragh (IRE) Last run 1 Nov 2026 · 1st of 23
KTB Profile

Lightly raced 2yo colt with 2 starts since Oct 2026. Finished 1 of 23 at Curragh (IRE) last time. By Sea The Stars (IRE), whose progeny in our archive have won 15.7% of 9,989 runs since Jun 2013.

Based on 2 archived runs · run-style from 2 commented runs since Oct 2026 · updated 11 Nov 2026

KTB Speed and Rating

KTB Speed

Best recent Speed 74 the best of the last 1 graded (A or B) run · Navan (IRE), 7 Oct 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 75.5
GoingRunsBestMedianSince 11 Nov 2025
Soft277C75.52 runs · 77 / 75.5
DistanceRunsBestMedianSince 11 Nov 2025
1m – 1m1f277C75.52 runs · 77 / 75.5

KTB Speed v1 · batch 15 Sep 2026 · GB & Irish racing only · 2 figures from 2 runs · as at 9 Nov 2026 · a record, not a forecast

KTB Rating

Best recent KTB Rating 90A the best of the last 2 rated runs · Curragh (IRE), 1 Nov 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 — 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 2 figures · best 90A · median 88.5
GoingRunsBestMedianSince 11 Nov 2025
Soft290A88.52 runs · 90 / 88.5
DistanceRunsBestMedianSince 11 Nov 2025
1m – 1m1f290A88.52 runs · 90 / 88.5

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 2 figures from 2 runs · as at 9 Nov 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.

The forward record. KTB’s figures on this horse since 1 Nov 2026: the KTB Selection in 1 run (won 1) · top-rated on KTB Rating in 1 run (won 1) · to 1 Nov 2026. Each pick was the figure’s choice before the off, settled against the result the next morning; “did not run” is counted apart. GB and Irish races since 5 Oct 2026.

Pedigree intelligence

Sire

Progeny in our archive have won 15.7% of 9,989 runs since Jun 2013 (1,119 horses).

Strongest on good to firm going: 18.9% from 1,503. Weakest on heavy going: 9.4% from 459. Weakest over 2m5f – 3m (all codes): 11.5% from 139.

GoingRunsWinsSRvs sireThis horse
Firm18316.7%+1—
Good to Firm1,50328418.9%+3.2—
Good2,64742115.9%+0.2—
Good to Soft1,24620616.5%+0.8—
Soft1,53718812.2%−3.51 from 2
Heavy459439.4%−6.3—
Standard (AW)2,57942516.5%+0.8—
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f28414.3%−1.4—
6f – 7f77611314.6%−1.1—
1m – 1m1f2,11433715.9%+0.21 from 2
1m2f – 1m4f4,42775917.1%+1.4—
1m5f – 2m1,89726413.9%−1.8—
2m1f – 2m4f5877412.6%−3.1—
2m5f – 3m1391611.5%−4.2—
Over 3m21314.3%−1.4—

Flat and jumps together (all codes) · since Jun 2013 · as at 10 Nov 2026 · rows under 30 runs muted · win % is the measure, a record not a forecast

Dam

No other produce in our archive. It holds racing in Great Britain, Ireland and France from 2005, so siblings racing elsewhere won’t appear here.

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

Form

DateCourseRace PosBtn Wgt SpdKTB Jockey SP
2026 · 2 runs
01 Nov 26+25d Curragh (IRE) Irish EBF Maiden (Smullen Series) 1m · Yielding To Soft · 23 ran Prominent early and 2nd at halfway - cruised to the front over 3f out and shaken up 2f out - responded to urging and stayed on strongly inside the final furlong to win 1/23 9-4 77C90A Paddy Harnett 4/9F
07 Oct 26 Navan (IRE) Navan Racecourse Welcomes Our Local Community Maiden 1m · Yielding · 9 ran Raced in the pack's midfield - improved to sit just behind the front pair 2f out - took 2nd over 1f out under urging - stayed on at one speed inside the last furlong without threatening the winner 2/9 3 9-7 74A87C W. M. Lordan 3/1

Quick answers

How many races has Choctaw Nation won?
Choctaw Nation (IRE) won 1 of 2 archived starts in 2026, a strike rate of 50%. Placed 2 times in total (100% of starts).
Who trains Choctaw Nation?
Choctaw Nation (IRE) is trained by Aidan O'Brien, who saddled the horse on its most recent run on 1 November 2026.
Who is Choctaw Nation's sire?
Choctaw Nation (IRE) is by Sea The Stars (IRE) out of Sistine Madonna (IRE), whose sire is Dark Angel.
What is Choctaw Nation's sire's record?
Sea The Stars (IRE)'s progeny in our archive have won 15.7% of 9,989 runs since Jun 2013 (1,119 horses), Flat and jumps together. Strongest on good to firm going: 18.9% from 1,503. Weakest on heavy going: 9.4% from 459. Weakest over 2m5f – 3m (all codes): 11.5% from 139.

Record shown from October 2026. 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.