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Horse profile

Santerno (IRE)

2yo colt · Trainer Joseph Patrick O'Brien · Owner Mrs A M Obrien
3 runs · 3 courses · from Apr 2026
As at 18 Oct 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
Won last time out Won at Naas (IRE) Ran 30 days ago · 1st of 10
KTB Profile

Santerno is a colt by Starspangledbanner out of a Caravaggio mare with one win from three runs on turf. He won the Irish Stallion Farms EBF Claiming Maiden at Naas in Sep 2026 over 1m – 1m1f on soft ground, having been held up. Both his other starts came over 6f – 7f. His last run at Naas in Sep 2026 was a win.

Based on 3 archived runs · run-style from 1 commented run · updated 18 Oct 2026

KTB Speed and Rating

KTB Speed

Best recent Speed 91 the best of the last 2 graded (A or B) runs · Naas (IRE), 17 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 3 figures · best 91A · median 70
GoingRunsBestMedianSince 18 Oct 2025
Soft291A702 · 91 / 70
Good to Firm1——1 · —
DistanceRunsBestMedianSince 18 Oct 2025
6f – 7f270C59.52 · 70 / 59.5
1m – 1m1f1——1 · —

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

KTB Rating

Best recent KTB Rating 76A the best of the last 3 rated runs · Curragh (IRE), 9 Aug 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 3 figures · best 76A · median 75
GoingRunsBestMedianSince 18 Oct 2025
Soft275A692 · 75 / 69
Good to Firm1——1 · —
DistanceRunsBestMedianSince 18 Oct 2025
6f – 7f276A69.52 · 76 / 69.5
1m – 1m1f1——1 · —

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 3 figures from 3 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 11.1% of 7,129 runs since Jan 2008 (659 horses).

Strongest at trips under 6f (all codes): 14.5% from 1,186.

GoingRunsWinsSRvs sireThis horse
Firm25312%+0.9—
Good to Firm1,03212412%+0.90 from 1
Good1,73518310.5%−0.6—
Good to Soft7709011.7%+0.6—
Soft1,06212011.3%+0.21 from 2
Heavy2923311.3%+0.2—
Standard (AW)2,21323710.7%−0.4—
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f1,18617214.5%+3.4—
6f – 7f3,55339411.1%00 from 2
1m – 1m1f1,3791359.8%−1.31 from 1
1m2f – 1m4f648609.3%−1.8—
1m5f – 2m267259.4%−1.7—
2m1f – 2m4f8344.8%−6.3—
2m5f – 3m1300%−11.1—

Flat and jumps together (all codes) · since Jan 2008 · as at 17 Oct 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.

Record by conditions

GoingRunsWinsSR£1
Soft 2 1 50% −0.33
Good to Firm 1 0 0% −1.00

CourseRunsWinsSR£1
Naas (IRE) 1 1 100% +0.67
Curragh (IRE) 1 0 0% −1.00
Curragh 1 0 0% −1.00

DistanceRunsWinsSR£1
6f – 7f 2 0 0% −2.00
1m – 1m1f 1 1 100% +0.67

JockeyRunsWinsSR£1
J M Sheridan 1 1 100% +0.67
Dylan Browne McMonagle 1 0 0% −1.00
Declan McDonogh 1 0 0% −1.00

HeadgearRunsWinsSR£1
None 2 0 0% −2.00
Tongue tie 1 1 100% +0.67

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 SpdKTB Jockey SP
17 Sep 26+39d Naas (IRE) Irish Stallion Farms EBF Claiming Maiden 8f · Yielding · 10 ran Sat behind the front pack - urged into 4th with two out - hit the front late to score 1/10 9-8 91A75A J M Sheridan 4/6F
09 Aug 26+112d Curragh (IRE) Follow Us On Instagram @ GuidenstownStud Irish EBF Maiden 6f · Good To Firm · 19 ran Settled in the pack - ridden to find more from 1½f out - stayed on at one speed inside the final furlong 9/19 nk 9-7 70C76A Dylan Browne McMonagle 33/1
19 Apr 26 Curragh Visit The Irish National Stud And Gardens Irish European Breeders Fund Maiden 6f · Soft · 7 ran Slow to begin - settled towards the back and eager for its head early - urged forward with 2f left - unable to make progress in the final furlong 5/7 2½ 9-7 49A63A Declan McDonogh 7/1

Quick answers

How many races has Santerno (IRE) won?
Santerno (IRE) won 1 of 3 archived starts in 2026, a strike rate of 33.3%. Placed 1 time in total (33.3% of starts).
Who trains Santerno (IRE)?
Santerno (IRE) is trained by Joseph Patrick O'Brien, who saddled the horse on its most recent run on 17 September 2026.
Who is Santerno (IRE)'s sire?
Santerno (IRE) is by Starspangledbanner (AUS) out of Bambino Cavallo (IRE), whose sire is Caravaggio.
What is Santerno (IRE)'s sire's record?
Starspangledbanner (AUS)'s progeny in our archive have won 11.1% of 7,129 runs since Jan 2008 (659 horses), Flat and jumps together. Strongest at trips under 6f (all codes): 14.5% from 1,186.

Record shown from April 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.