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Horse profile

Belaya River (FR)

4yo gelding · Trainer Harry Derham · Owner Dd Armstrong And Mcneill Family
by Siyouni (FR) out of Kosmische (IRE) (Fastnet Rock)
13 runs · 10 courses · from Apr 2025
As at 1 Nov 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
Won at Catterick Last run 17 Apr 2026 · 5th of 15 Last raced off OR 105
KTB Profile

Belaya River won the Racing To School Juvenile Maiden Hurdle at Catterick in Jan 2026 on soft ground. The gelding is one from 13 overall with five places and has raced at ten different courses. All his wins came at Class 4 level over 1m5f to 2m on turf. He finished fifth of 15 in the Slater Menswear Handicap Hurdle at Ayr in Apr 2026.

Based on 13 archived runs · run-style from 12 commented runs since Apr 2025 · updated 1 Nov 2026
KTB at a glance Won on turf, 0 on AW Win at Class 4
Official rating105↓ 4lb off peak
105 58–109

KTB Speed and Rating

KTB Speed

Best recent Speed 122 the best of the last 3 graded (A or B) runs · Ayr, 17 Apr 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 →

Jumps 6 figures · best 122B · median 104.5
GoingRunsBestMedianSince 1 Nov 2025
Good to Soft3120A963 runs · 120 / 96
Soft2122B117.52 runs · 122 / 117.5
Good1——1 run · —
DistanceRunsBestMedianSince 1 Nov 2025
1m5f – 2m5122B1135 runs · 122 / 113
2m1f – 2m4f1——1 run · —
Flat 7 figures · best 104A · median 69
GoingRunsBestMedianSince 1 Nov 2025
Standard (AW)6104A78.5—
Good1———
DistanceRunsBestMedianSince 1 Nov 2025
1m5f – 2m4104A94—
1m2f – 1m4f269A65—
1m – 1m1f1———

KTB Speed v1 · batch 15 Sep 2026 · GB & Irish racing only · 13 figures from 13 runs · as at 3 Oct 2026 · a record, not a forecast

KTB Rating

Best recent KTB Rating (jumps) 129B the best of the last 3 rated runs · Kelso, 28 Feb 2026 Official rating 105 at the last jumps run, 17 Apr 2026

Best recent KTB Rating (flat) 65A the best of the last 3 rated runs · Newcastle (AW), 11 Sep 2025 Official rating 58 at the last flat run, 16 Oct 2025

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 →

Jumps 6 figures · best 131A · median 110
GoingRunsBestMedianSince 1 Nov 2025
Good to Soft3129B1083 runs · 129 / 108
Soft2131A121.52 runs · 131 / 121.5
Good1——1 run · —
DistanceRunsBestMedianSince 1 Nov 2025
1m5f – 2m5131A1125 runs · 131 / 112
2m1f – 2m4f1——1 run · —
Flat 7 figures · best 65A · median 61
GoingRunsBestMedianSince 1 Nov 2025
Standard (AW)665A60.5—
Good1———
DistanceRunsBestMedianSince 1 Nov 2025
1m5f – 2m465A61.5—
1m2f – 1m4f262A61.5—
1m – 1m1f1———

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 from 12 analysed runs since Apr 2025

  • Held up 6 (50%) · 0 wins
  • Prominent 2 (17%) · 0 wins
  • Led 2 (17%) · 1 win
  • Mid-division 2 (17%) · 0 wins

Pedigree intelligence

Sire

Progeny in our archive have won 13% of 8,345 runs since Mar 2014 (978 horses).

Weakest on heavy going: 9.2% from 457.

GoingRunsWinsSRvs sireThis horse
Firm14321.4%+8.4—
Good to Firm6647911.9%−1.1—
Good1,66223614.2%+1.20 from 2
Good to Soft1,20713911.5%−1.50 from 3
Soft1,34815711.6%−1.41 from 2
Heavy457429.2%−3.8—
Standard (AW)2,99343014.4%+1.40 from 6
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f4135312.8%−0.2—
6f – 7f3,22542213.1%+0.1—
1m – 1m1f2,88337513%00 from 1
1m2f – 1m4f1,47619613.3%+0.30 from 2
1m5f – 2m2843211.3%−1.71 from 9
2m1f – 2m4f55712.7%−0.30 from 1
2m5f – 3m9111.1%−1.9—

Flat and jumps together (all codes) · since Mar 2014 · as at 31 Oct 2026 · rows under 30 runs muted · win % is the measure, a record not a forecast

Dam
Kosmische (IRE) (Fastnet Rock)

4 siblings in the archive, 0 winners.

ProduceRunsWinsWin tripsBest grade
Cosmic Lope (FR)20——
She's Cosmic (GB)90——
Be The King (FR)60——
Kairos (FR)20——

Record by conditions

GoingRunsWinsSR£1
Standard (AW) 6 0 0% −6.00
Good to Soft 3 0 0% −3.00
Soft 2 1 50% +6.00
Good 2 0 0% −2.00

ClassRunsWinsSR£1
Class 4 4 1 25% +4.00
Class 6 4 0 0% −4.00
Class 3 3 0 0% −3.00
Class 5 2 0 0% −2.00

CourseRunsWinsSR£1
Chelmsford City (AW) 3 0 0% −3.00
Southwell (AW) 2 0 0% −2.00
Ayr 1 0 0% −1.00
Sedgefield 1 0 0% −1.00
Kelso 1 0 0% −1.00
Catterick 1 1 100% +7.00
Musselburgh 1 0 0% −1.00
Newbury 1 0 0% −1.00
Newcastle (AW) 1 0 0% −1.00
Nottingham 1 0 0% −1.00

DistanceRunsWinsSR£1
1m5f – 2m 9 1 11% −1.00
1m2f – 1m4f 2 0 0% −2.00
2m1f – 2m4f 1 0 0% −1.00
1m – 1m1f 1 0 0% −1.00

JockeyRunsWinsSR£1
Paul O'Brien 3 1 33% +5.00
Harry Reed 2 0 0% −2.00
Mikkel Mortensen 2 0 0% −2.00
Harry Skelton 1 0 0% −1.00
Kieran Shoemark 1 0 0% −1.00
Callum Rodriguez 1 0 0% −1.00
Jack Mitchell 1 0 0% −1.00
Pat Cosgrave 1 0 0% −1.00
Sean Levey 1 0 0% −1.00

HeadgearRunsWinsSR£1
None 11 1 9% −3.00
Cheekpieces 2 0 0% −2.00

SeasonRunsWinsSR£1
2026 5 1 20% +3.00
2025 8 0 0% −8.00

TypeRunsWinsSR£1
Flat 7 0 0% −7.00
Hurdle 6 1 17% +2.00

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 ORSpdKTB Jockey SP
2026 · 5 runs
17 Apr 26+16d Ayr Slater Menswear Handicap Hurdle Class 3 · 2m · Soft · 15 ran Held up at the back - made progress after 3 out - closed on the front pack 2 out - pushed along before the last then lost ground on the run-in to finish 5th 5/15 3¼ 10-5 105122B112A Paul O'Brien 50/1
01 Apr 26+32d Sedgefield Sedgefield Racecourse Supports Autism In Racing Handicap Hurdle Class 4 · 2m1f · Good · 7 ran Pulled hard early - tracked the pace - untidy over 3rd and 4th - urged along and slipped back after 3 out - faltered with error 2 out - well held at the finish 5/7 19 11-7 10784C96C Harry Reed 10/1
28 Feb 26+29d Kelso bet365 Juvenile Hurdle (GBB Race) Class 3 · 2m · Good To Soft · 7 ran Set the pace early - clipped the 4th - found extra 2 out - pushed along after being overtaken before last then held on for second 2/7 5½ 11-6 10912A129B Harry Skelton 5/2
30 Jan 26+29d Catterick Racing To School Juvenile Maiden Hurdle (GBB Race) Class 4 · 1m7½f · Soft · 9 ran Set the pace from the off - scratchy jump 3rd - pushed clear after 2 out - kept finding more to the line for a comfortable win 1/9 10-12 —113A131A Paul O'Brien 7/1
01 Jan 26+15d Musselburgh Virgin Bet Juvenile Hurdle (GBB Race) Class 4 · 1m7½f · Good To Soft · 10 ran Raced with plenty of enthusiasm early - shared the front running before giving way before 3 out - urged into contention with the front group 2 out - then found little - weakened late to finish fourth 4/10 3½ 11-0 —96B101A Harry Reed 7/1
2025 · 8 runs
17 Dec 25+62d Newbury Odds Boost Tokens Live At BetVictor Juvenile Hurdle (GBB Race) Class 3 · 2m½f · Good To Soft · 10 ran Sat close to front-runner - urged forward before losing touch after 3 out - eventually beaten 13½ lengths in 5th 5/10 1¾ 11-0 —120A108A Paul O'Brien 12/1
16 Oct 25+19d Southwell (AW) attheraces.com/marketmovers Handicap Class 6 · 1m6f · Standard · 9 ran Held up in the pack early - lost touch through the race - no impression made - well held at the finish 6/9 7 9-7 5895C57C Kieran Shoemark 3/1
27 Sep 25+16d Southwell (AW) At The Races App Expert Tips Handicap Class 6 · 1m6f · Standard · 5 ran Settled at the back early - moved up approaching the home bend - made strong progress from the wide line but drifted left inside the last two furlongs - closed under pressure and level with the winner at the line 2/5 dht 9-4 5864C60B Callum Rodriguez 2/1F
11 Sep 25+12d Newcastle (AW) Free Bets On attheraces.com Handicap Class 6 · 2m½f · Standard · 12 ran Dwelt start - held up towards back on inner - pushed along 4f out - moved through after crossing to the outside 2f out - couldn't quicken and held on for third final furlong 3/12 7½ 9-6 59104A65A Jack Mitchell 11/4J
30 Aug 25+100d Chelmsford City (AW) CCR Fireworks Spectacular Handicap Class 6 · 1m5½f · Standard · 8 ran Settled midfield in 5th early - shifted out approaching the straight - denied a clean passage a furlong out before finding room right - finished well to take third 3/8 1¾ 9-4 5993A63A Pat Cosgrave 4/1
22 May 25+21d Chelmsford City (AW) Watch Live Racing At bet365 Maiden Stakes (GBB Race) (Div 1) Class 4 · 1m · Standard · 16 ran Settled towards the back - unable to land a blow - well held throughout 13/16 hd 8-13 —62C55C Mikkel Mortensen 150/1
01 May 25+22d Chelmsford City (AW) Racing Value At bet365 Novice Stakes (GBB Race) Class 5 · 1m2f · Standard · 11 ran Settled towards the back early - pushed along inside the final furlong - made no real impact - finished eighth 8/11 hd 8-10 —61A61A Mikkel Mortensen 125/1
09 Apr 25 Nottingham Ladies Day 10th May 'Confined' Maiden Stakes (GBB Race) Class 5 · 1m2f · Good · 7 ran Sluggish start - settled midpack before being niggled into 4th with 4f left - couldn't threaten leaders as ran raggedly from 2f out to finish 4th 4/7 8 8-11 —69A62A Sean Levey 15/2

Quick answers

How many races has Belaya River won?
Belaya River (FR) won 1 of 13 archived starts between 2025 and 2026, a strike rate of 7.7%. Placed 5 times in total (38.5% of starts).
Who trains Belaya River?
Belaya River (FR) is trained by Harry Derham, who saddled the horse on its most recent run on 17 April 2026.
Who is Belaya River's sire?
Belaya River (FR) is by Siyouni (FR) out of Kosmische (IRE), whose sire is Fastnet Rock.
What is Belaya River's official rating?
The most recent official rating on record is 105, from the run on 17 April 2026. The highest on record is 109.
What is Belaya River's sire's record?
Siyouni (FR)'s progeny in our archive have won 13% of 8,345 runs since Mar 2014 (978 horses), Flat and jumps together. Weakest on heavy going: 9.2% from 457.
Who are Belaya River's siblings?
Out of Kosmische (IRE), Belaya River (FR) has 4 other produce in our archive, 0 of them winners. As at Nov 2026.

Record shown from April 2025. 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.