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Horse profile

Helios Quercus (FR)

4yo colt (at last run, Sep 2006) · Last trainer C G Diard · Last owner Thomas Maudet
by Diableneyev (USA) out of Criss Cross (FR) (Crystal Palace)
15 runs · 7 courses · from Apr 2005
As at 27 Oct 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
No run recorded since 18 Sep 2006 — 7,344 days ago. Our archive can't say whether the horse is still in training.
Last run Sep 2006 · 1st of 11 Won last time out 2 wins · Craon (FR) & Longchamp (FR)
KTB Profile

Helios Quercus (FR) is 2 from 15 in our archive, including 2 Listed wins. Won last time out in the Prix Du Point Du Jour - Fourrages A.N. Dutertre at Craon (FR) — a second Listed win in our archive.

Based on 15 archived runs · updated 27 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

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

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 0 figures from 0 runs · 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
Diableneyev (USA)

Progeny in our archive have won 9.8% of 254 runs since Jan 2008 (45 horses).

GoingRunsWinsSRvs sireThis horse
Good6411.6%−8.21 from 5
Good to Soft34617.6%+7.8—
Soft701217.1%+7.31 from 8
Heavy3026.7%−3.10 from 2
Standard (AW)5647.1%−2.7—
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f400%−9.8—
6f – 7f8977.9%−1.90 from 3
1m – 1m1f6469.4%−0.42 from 10
1m2f – 1m4f3538.6%−1.20 from 2
1m5f – 2m14321.4%+11.6—
2m1f – 2m4f37513.5%+3.7—
2m5f – 3m1119.1%−0.7—

Flat and jumps together (all codes) · since Jan 2008 · as at 27 Oct 2026 · rows under 30 runs muted · win % is the measure, a record not a forecast

Dam
Criss Cross (FR) (Crystal Palace)

2 siblings in the archive, 0 winners.

ProduceRunsWinsWin tripsBest grade
Ares Quercus (FR)10——
Rhodes Quercus (FR)10——

Record by conditions

GoingRunsWinsSR£1
Soft 8 1 13% −7.00
Good 5 1 20% −4.00
Heavy 2 0 0% −1.00

CourseRunsWinsSR£1
Longchamp (FR) 7 1 14% −6.00
Saint-Cloud (FR) 3 0 0% −3.00
Craon (FR) 1 1 100% —
Deauville (FR) 1 0 0% −1.00
Maisons-Laffitte (FR) 1 0 0% −1.00
Fontainebleau (FR) 1 0 0% —
Chantilly (FR) 1 0 0% −1.00

DistanceRunsWinsSR£1
1m – 1m1f 10 2 20% −8.00
6f – 7f 3 0 0% −3.00
1m2f – 1m4f 2 0 0% −1.00

JockeyRunsWinsSR£1
Alexandre Roussel 6 1 17% −4.00
Ioritz Mendizabal 4 0 0% −4.00
Thierry Thulliez 2 0 0% −2.00
Olivier Peslier 2 0 0% −2.00
Thierry Gillet 1 1 100% —

SeasonRunsWinsSR£1
2006 9 1 11% −8.00
2005 6 1 17% −4.00

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 Jockey SP
2006 · 9 runs
18 Sep 06+11d Craon (FR) Prix Du Point Du Jour - Fourrages A.N. Dutertre () 8f · Soft · 11 ran 1/11 9-4 Thierry Gillet —
07 Sep 06+25d Longchamp (FR) Prix du Pin 7f · Good · 10 ran 3/10 nk 9-1 Ioritz Mendizabal 39/10
13 Aug 06+21d Deauville (FR) Prix du Haras de Fresnay-le-Buffard Jacques le Marois (Colts & Fillies) (Straight) 8f · Very Soft · 10 ran 9/10 hd 9-4 Ioritz Mendizabal 25/1
23 Jul 06+27d Maisons-Laffitte (FR) Prix Messidor (Straight Course) 8f · Good · 8 ran 2/8 1 9-1 Ioritz Mendizabal 16/1
26 Jun 06+21d Longchamp (FR) Prix de la Porte Maillot 7f · Soft · 10 ran 4/10 nk 9-2 Thierry Thulliez 9/2
05 Jun 06+15d Longchamp (FR) Prix du Palais-Royal 7f · Good · 9 ran 2/9 nk 9-3 Thierry Thulliez 17/5
21 May 06+20d Longchamp (FR) Prix d'Ispahan 9f · Soft · 11 ran 8/11 hd 9-2 Ioritz Mendizabal 22/1
01 May 06+30d Saint-Cloud (FR) Prix du Muguet 8f · Soft · 10 ran 5/10 1 8-12 Olivier Peslier 10/1
01 Apr 06+124d Saint-Cloud (FR) Prix Edmond Blanc 8f · Heavy · 7 ran 3/7 1½ 8-12 Olivier Peslier 8/1
2005 · 6 runs
28 Nov 05+29d Fontainebleau (FR) Prix Tantieme () 10f · Heavy · 14 ran 4/14 1½ 9-0 Alexandre Roussel —
30 Oct 05+14d Saint-Cloud (FR) Prix Perth 8f · Soft · 9 ran 2/9 shd 8-11 Alexandre Roussel 5/1
16 Oct 05+105d Longchamp (FR) Prix le Fabuleux () 9f · Good · 5 ran 1/5 9-2 Alexandre Roussel —
03 Jul 05+49d Chantilly (FR) Prix Jean Prat (Colts & Fillies) 8f · Good · 8 ran 7/8 ¾ 9-2 Alexandre Roussel 11/1
15 May 05+21d Longchamp (FR) Gainsborough Poule d'Essai des Poulains (Colts) (Grande Piste) 8f · Soft · 15 ran 6/15 2 9-2 Alexandre Roussel 5/1
24 Apr 05 Longchamp (FR) Prix La Force 10f · Very Soft · 5 ran 2/5 hd 9-2 Alexandre Roussel 4/6F

Quick answers

How many races has Helios Quercus won?
Helios Quercus (FR) won 2 of 15 archived starts between 2005 and 2006, a strike rate of 13.3%. Placed 7 times in total (46.7% of starts).
Who trained Helios Quercus?
Helios Quercus (FR) was trained by C G Diard on the most recent run on record, at Craon (FR) on 18 September 2006.
Who is Helios Quercus's sire?
Helios Quercus (FR) is by Diableneyev (USA) out of Criss Cross (FR), whose sire is Crystal Palace.
What going does Helios Quercus prefer?
Helios Quercus (FR) has the best record on good going: 1 win from 5 starts (20%). Only going bands with at least three archived starts are read, so this is a direction rather than a settled preference.
What is Helios Quercus's sire's record?
Diableneyev (USA)'s progeny in our archive have won 9.8% of 254 runs since Jan 2008 (45 horses), Flat and jumps together.
Who are Helios Quercus's siblings?
Out of Criss Cross (FR), Helios Quercus (FR) has 2 other produce in our archive, 0 of them winners. As at Oct 2026.

Record shown from April 2005. 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.