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Horse profile

Jupiter Pluvius (USA)

3yo colt (at last run, Jun 2008) · Last trainer A P O'Brien · Last owner Mrs John Magnier Michael Tabor Derrick Smith
by Johannesburg (USA) out of Saratoga Honey (USA) (Boundary)
4 runs · 4 courses · from Oct 2007
As at 28 Oct 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
No run recorded since 18 Jun 2008 — 6,705 days ago. Our archive can't say whether the horse is still in training.
Last run Jun 2008 · 6th of 16 2 wins · Leopardstown & Curragh (IRE) Last raced off OR 107
KTB Profile

Jupiter Pluvius (USA) is 2 from 4, including a Group 3 win. The biggest win we hold: the Killavullan Stakes at Leopardstown (Oct 2007). Hasn't won since Oct 2007. Each win came on a first visit to the course.

Based on 4 archived runs · updated 28 Oct 2026

KTB Speed and Rating

KTB Speed

No KTB Speed figures for this horse. The engine scores GB and Irish racing from Oct 2016; runs elsewhere, or earlier, have no figure.

KTB Speed v1 · batch 15 Sep 2026 · GB & Irish racing only · 0 figures from 0 runs · a record, not a forecast

KTB Rating

Best recent KTB Rating 97C the best of the last 3 rated runs · Leopardstown, 29 Oct 2007 Official rating 107 at the last run, 18 Jun 2008

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 4 figures · best 97C · median 94.5
GoingRunsBestMedianSince 28 Oct 2025
Good to Firm297C95.5—
Firm1———
Soft1———
DistanceRunsBestMedianSince 28 Oct 2025
6f – 7f397C95—
1m – 1m1f1———

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 4 figures from 4 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
Johannesburg (USA)

Progeny in our archive have won 9.8% of 2,562 runs since Jan 2008 (191 horses).

Strongest at trips under 6f (all codes): 16% from 244. Weakest over 2m1f – 2m4f (all codes): 3.8% from 104.

GoingRunsWinsSRvs sireThis horse
Firm4124.9%−4.90 from 1
Good to Firm557529.3%−0.51 from 2
Good5607012.5%+2.7—
Good to Soft248187.3%−2.5—
Soft295268.8%−11 from 1
Heavy8889.1%−0.7—
Standard (AW)773769.8%0—
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f2443916%+6.2—
6f – 7f8269511.5%+1.72 from 3
1m – 1m1f604416.8%−30 from 1
1m2f – 1m4f452429.3%−0.5—
1m5f – 2m320319.7%−0.1—
2m1f – 2m4f10443.8%−6—
2m5f – 3m1100%−9.8—
Over 3m100%−9.8—

Flat and jumps together (all codes) · since Jan 2008 · as at 28 Oct 2026 · rows under 30 runs muted · win % is the measure, a record not a forecast

Dam
Saratoga Honey (USA) (Boundary)

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
Good to Firm 2 1 50% +0.50
Firm 1 0 0% −1.00
Soft 1 1 100% +5.00

ClassRunsWinsSR£1
Class 1 1 0 0% −1.00

CourseRunsWinsSR£1
Ascot 1 0 0% −1.00
Curragh 1 0 0% −1.00
Leopardstown 1 1 100% +1.50
Curragh (IRE) 1 1 100% +5.00

DistanceRunsWinsSR£1
6f – 7f 3 2 67% +5.50
1m – 1m1f 1 0 0% −1.00

JockeyRunsWinsSR£1
Seamie Heffernan 3 2 67% +5.50
Johnny Murtagh 1 0 0% −1.00

SeasonRunsWinsSR£1
2008 2 0 0% −2.00
2007 2 2 100% +6.50

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 ORKTB Jockey SP
2008 · 2 runs
18 Jun 08+25d Ascot Jersey Stakes (Group 3) Class 1 · 7f · Good To Firm · 16 ran 6/16 nk 9-4 10794A Johnny Murtagh 13/2
24 May 08+208d Curragh Boylesports Irish 2,000 Guineas (group 1) 8f · Firm · 5 ran 4/5 4½ 9-0 10977B Seamie Heffernan 7/1
2007 · 2 runs
29 Oct 07+8d Leopardstown Killavullan Stakes (group 3) 7f · Good To Firm · 14 ran 1/14 9-1 —97C Seamie Heffernan 6/4F
21 Oct 07 Curragh (IRE) Hacketts - Ireland's Largest Independent Bookmaker European Breeders Fund Maiden 6f · Yielding · 17 ran 1/17 9-3 —95C Seamie Heffernan 5/1

Quick answers

How many races has Jupiter Pluvius won?
Jupiter Pluvius (USA) won 2 of 4 archived starts between 2007 and 2008, a strike rate of 50%. Placed 2 times in total (50% of starts).
Who trained Jupiter Pluvius?
Jupiter Pluvius (USA) was trained by A P O'Brien on the most recent run on record, at Ascot on 18 June 2008.
Who is Jupiter Pluvius's sire?
Jupiter Pluvius (USA) is by Johannesburg (USA) out of Saratoga Honey (USA), whose sire is Boundary.
What is Jupiter Pluvius's official rating?
The most recent official rating on record is 107, from the run on 18 June 2008. The highest on record is 109.
What is Jupiter Pluvius's sire's record?
Johannesburg (USA)'s progeny in our archive have won 9.8% of 2,562 runs since Jan 2008 (191 horses), Flat and jumps together. Strongest at trips under 6f (all codes): 16% from 244. Weakest over 2m1f – 2m4f (all codes): 3.8% from 104.

Record shown from October 2007. 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.