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Horse profile

Halsion Challenge (GB)

4yo gelding (at last run, Feb 2009) · Last trainer John Best · Last owner Chris Powell
by King's Best (USA) out of Zaynah (IRE) (Kahyasi)
13 runs · 8 courses · from Aug 2007
As at 27 Oct 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
No run recorded since 19 Feb 2009 — 6,459 days ago. Our archive can't say whether the horse is still in training.
Last run Feb 2009 · 4th of 11 Beaten favourite LTO Last raced off OR 45
KTB Profile

Halsion Challenge (GB) is yet to win from 13 starts, though has placed twice. Best effort: 2nd of 9 at Lingfield (AW) (Feb 2009). Last raced off 45, 10lb below the career-high mark.

Based on 13 archived runs · updated 27 Oct 2026
KTB at a glance OR ↓ 10lb off peak
Official rating45↓ 10lb off peak
45 42–55

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 63A the best of the last 3 rated runs · Lingfield (AW), 10 Feb 2009 Official rating 45 at the last run, 19 Feb 2009

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 13 figures · best 63A · median 48
GoingRunsBestMedianSince 27 Oct 2025
Standard (AW)763A54—
Good to Firm341A37—
Firm252C41—
Heavy1———
DistanceRunsBestMedianSince 27 Oct 2025
6f – 7f760A48—
1m – 1m1f363A56—
1m2f – 1m4f341A37—

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 13 figures from 13 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
King's Best (USA)

Progeny in our archive have won 9.9% of 7,763 runs since Jan 2008 (574 horses).

Weakest over 2m5f – 3m (all codes): 6.8% from 249.

GoingRunsWinsSRvs sireThis horse
Firm701420%+10.10 from 2
Good to Firm1,1541018.8%−1.10 from 3
Good1,8891678.8%−1.1—
Good to Soft95211612.2%+2.3—
Soft1,21612810.5%+0.6—
Heavy427399.1%−0.80 from 1
Standard (AW)2,0532019.8%−0.10 from 7
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f156149%−0.9—
6f – 7f1,6051489.2%−0.70 from 7
1m – 1m1f1,70217910.5%+0.60 from 3
1m2f – 1m4f1,90119610.3%+0.40 from 3
1m5f – 2m1,3781299.4%−0.5—
2m1f – 2m4f7187810.9%+1—
2m5f – 3m249176.8%−3.1—
Over 3m54611.1%+1.2—

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
Zaynah (IRE) (Kahyasi)

2 siblings in the archive, 0 winners.

ProduceRunsWinsWin tripsBest grade
Brave Jack (IRE)170——
Big Moza (GB)30——

Record by conditions

GoingRunsWinsSR£1
Standard (AW) 7 0 0% −7.00
Good to Firm 3 0 0% −3.00
Firm 2 0 0% −2.00
Heavy 1 0 0% −1.00

ClassRunsWinsSR£1
Class 6 7 0 0% −7.00
Class 7 4 0 0% −4.00
Class 5 2 0 0% −2.00

CourseRunsWinsSR£1
Lingfield (AW) 4 0 0% −4.00
Kempton (AW) 2 0 0% −2.00
Yarmouth 2 0 0% −2.00
Chelmsford (AW) 1 0 0% −1.00
Lingfield 1 0 0% −1.00
Brighton 1 0 0% −1.00
Leicester 1 0 0% −1.00
Folkestone 1 0 0% −1.00

DistanceRunsWinsSR£1
6f – 7f 7 0 0% −7.00
1m – 1m1f 3 0 0% −3.00
1m2f – 1m4f 3 0 0% −3.00

JockeyRunsWinsSR£1
Robert Winston 2 0 0% −2.00
P Nolan 2 0 0% −2.00
Liam Keniry 2 0 0% −2.00
George Baker 1 0 0% −1.00
Steve Drowne 1 0 0% −1.00
Jemma Marshall 1 0 0% −1.00
Hayley Turner 1 0 0% −1.00
Dane O'Neill 1 0 0% −1.00
Robert Havlin 1 0 0% −1.00
Hugh Bowman 1 0 0% −1.00

HeadgearRunsWinsSR£1
Tongue tie 6 0 0% −6.00
None 6 0 0% −6.00
Tongue tie + cheekpieces 1 0 0% −1.00

SeasonRunsWinsSR£1
2009 4 0 0% −4.00
2008 6 0 0% −6.00
2007 3 0 0% −3.00

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 ORKTB Jockey SP
2009 · 4 runs
19 Feb 09+1d Kempton (AW) Sunbury Classified Stakes Class 7 · 8f · Standard · 11 ran 4/11 4 9-7 4556A George Baker 11/8F
18 Feb 09+8d Kempton (AW) Panoramic Bar & Restaurant Classified Stakes Class 7 · 7f · Standard · 12 ran 3/12 nk 9-7 4560A Robert Winston 11/8F
10 Feb 09+36d Lingfield (AW) Down Park Classified Stakes Class 7 · 8f · Standard · 9 ran 2/9 1 9-7 4263A Robert Winston 11/4F
05 Jan 09+6d Lingfield (AW) Forest Row Classified Stakes Class 7 · 8f · Standard · 12 ran 4/12 1 8-7 4554A P Nolan 11/2
2008 · 6 runs
30 Dec 08+8d Lingfield (AW) Zendrill Scaffolding Handicap (Div 1) Class 6 · 7f · Standard · 12 ran 8/12 1½ 8-8 4552A Steve Drowne 16/1
22 Dec 08+102d Lingfield (AW) Event Image For Photo Finish Apprentice Handicap (Div 2) Class 6 · 7f · Standard · 10 ran 8/10 nk 8-2 4544A P Nolan 25/1
11 Sep 08+47d Chelmsford (AW) Sudbury Apprentice Handicap Class 6 · 6f · Standard · 13 ran 9/13 ¾ 8-3 4639A Jemma Marshall 33/1
26 Jul 08+5d Lingfield Walk Beyond The Pale Handicap Class 6 · 10f · Firm · 9 ran 7/9 5 8-7 5230C Liam Keniry 33/1
21 Jul 08+14d Yarmouth Indal/WRTL & Amey Handicap Class 6 · 10f · Good To Firm · 11 ran 8/11 1¼ 8-9 5241A Hayley Turner 20/1
07 Jul 08+294d Brighton betterbet.com Handicap Class 6 · 10f · Good To Firm · 9 ran 6/9 17 8-7 5537C Liam Keniry 20/1
2007 · 3 runs
17 Sep 07+26d Leicester ladbrokes.com Ibstock Maiden Auction Stakes Class 5 · 6f · Firm · 14 ran 9/14 hd 8-11 5552C Dane O'Neill 25/1
22 Aug 07+14d Folkestone Next Meeting Sunday September 2nd Maiden Auction Stakes Class 5 · 7f · Heavy · 9 ran 8/9 ½ 8-11 —48C Robert Havlin 16/1
08 Aug 07 Yarmouth Your Mortgage Solutions Maiden Auction Stakes Class 6 · 7f · Good To Firm · 14 ran 11/14 nk 8-10 —35C Hugh Bowman 4/1

Quick answers

How many races has Halsion Challenge won?
Halsion Challenge (GB) has yet to win, from 13 archived starts between 2007 and 2009. Placed 2 times in total (15.4% of starts).
Who trained Halsion Challenge?
Halsion Challenge (GB) was trained by John Best on the most recent run on record, at Kempton (AW) on 19 February 2009.
Who is Halsion Challenge's sire?
Halsion Challenge (GB) is by King's Best (USA) out of Zaynah (IRE), whose sire is Kahyasi.
What is Halsion Challenge's official rating?
The most recent official rating on record is 45, from the run on 19 February 2009. The highest on record is 55.
What is Halsion Challenge's sire's record?
King's Best (USA)'s progeny in our archive have won 9.9% of 7,763 runs since Jan 2008 (574 horses), Flat and jumps together. Weakest over 2m5f – 3m (all codes): 6.8% from 249.
Who are Halsion Challenge's siblings?
Out of Zaynah (IRE), Halsion Challenge (GB) has 2 other produce in our archive, 0 of them winners. As at Oct 2026.

Record shown from August 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.