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Horse profile

Cumulonimbus (IRE)

7yo gelding · Trainer George Baker · Owner Pjl Racing
by Night Of Thunder (IRE) out of Queen's Novel (GB) (King's Best)
19 runs · 12 courses · from Oct 2021
As at 8 Nov 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
5 wins · Yarmouth, Haydock & Newmarket Last run 12 Aug 2026 · 11th of 12 Last raced off OR 88
KTB Profile

Cumulonimbus is a gelding who has won five of 19 starts, all on turf over 1m2f – 1m4f. He landed three handicaps in 2023, including a Class 2 success at Yarmouth on good to soft ground off 95 and another at Haydock on good to firm off 89. He has also won twice at Haydock and twice at Yarmouth. He finished 11 of 12 at Kempton on the all-weather in Aug 2026, last raced off 88.

Based on 19 archived runs · run-style from 2 commented runs since Jun 2025 · updated 8 Nov 2026
KTB at a glance All wins on turf OR ↓ 11lb off peak
Official rating88↓ 11lb off peak
88 71–99

KTB Speed and Rating

KTB Speed

Best recent Speed 109 the best of the last 3 graded (A or B) runs · Kempton (AW), 27 Jan 2024

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 19 figures · best 119A · median 80
GoingRunsBestMedianSince 8 Nov 2025
Good to Firm5100A75—
Good to Soft5108A79—
Standard (AW)4109A931 run · —
Good388C80—
Soft2119A94—
DistanceRunsBestMedianSince 8 Nov 2025
1m2f – 1m4f16119A821 run · —
1m – 1m1f276C51—
6f – 7f1———

KTB Speed v1 · batch 15 Sep 2026 · GB & Irish racing only · 19 figures from 19 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 · Ascot, 13 Jul 2024 Official rating 88 at the last run, 12 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 — 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 →

Flat 19 figures · best 102A · median 77
GoingRunsBestMedianSince 8 Nov 2025
Good to Firm590A83—
Good to Soft5102A84—
Standard (AW)477A701 run · —
Good386A76—
Soft295A92—
DistanceRunsBestMedianSince 8 Nov 2025
1m2f – 1m4f16102A801 run · —
1m – 1m1f275A72—
6f – 7f1———

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 19 figures from 19 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 16.3% of 5,119 runs since Apr 2019 (564 horses).

Weakest over 1m5f – 2m (all codes): 6.9% from 160.

GoingRunsWinsSRvs sireThis horse
Firm4250%+33.7—
Good to Firm83115418.5%+2.21 from 5
Good1,22019916.3%01 from 3
Good to Soft5899616.3%03 from 5
Soft71612016.8%+0.50 from 2
Heavy2173616.6%+0.3—
Standard (AW)1,54222914.9%−1.40 from 4
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f3846015.6%−0.7—
6f – 7f2,13738017.8%+1.50 from 1
1m – 1m1f1,37420715.1%−1.20 from 2
1m2f – 1m4f1,00617217.1%+0.85 from 16
1m5f – 2m160116.9%−9.4—
2m1f – 2m4f47510.6%−5.7—
2m5f – 3m9111.1%−5.2—
Over 3m200%−16.3—

Flat and jumps together (all codes) · since Apr 2019 · as at 7 Nov 2026 · rows under 30 runs muted · win % is the measure, a record not a forecast

Dam
Queen's Novel (GB) (King's Best)

3 siblings in the archive, 1 winner — best of them Artificer (IRE) (1 win).

The wins came over 1m; the highest grade won is Class 6 (Artificer (IRE)).

ProduceRunsWinsWin tripsBest grade
Artificer (IRE)1311mClass 6
Hondo (IRE)90——
Insightful (GB)30——

Record by conditions

GoingRunsWinsSR£1
Good to Firm 5 1 20% +2.00
Good to Soft 5 3 60% +10.38
Standard (AW) 4 0 0% −4.00
Good 3 1 33% +1.50
Soft 2 0 0% −2.00

ClassRunsWinsSR£1
Class 2 8 2 25% +5.50
Class 4 4 2 50% +7.00
Class 5 4 1 25% −1.62
Class 3 3 0 0% −3.00

CourseRunsWinsSR£1
Haydock 3 2 67% +6.38
Kempton (AW) 2 0 0% −2.00
Windsor 2 0 0% −2.00
Ascot 2 0 0% −2.00
Yarmouth 2 2 100% +11.00
Nottingham 2 0 0% −2.00
Newmarket 1 1 100% +3.50
Pontefract 1 0 0% −1.00
Southwell (AW) 1 0 0% −1.00
Lingfield (AW) 1 0 0% −1.00
Newbury 1 0 0% −1.00
Doncaster 1 0 0% −1.00

DistanceRunsWinsSR£1
1m2f – 1m4f 16 5 31% +10.88
1m – 1m1f 2 0 0% −2.00
6f – 7f 1 0 0% −1.00

JockeyRunsWinsSR£1
Hollie Doyle 4 1 25% +2.50
Callum Shepherd 2 0 0% −2.00
Harry Davies 2 2 100% +9.50
David Egan 2 0 0% −2.00
Neil Callan 1 0 0% −1.00
Pat Cosgrave 1 0 0% −1.00
Trevor Whelan 1 0 0% −1.00
Frankie Dettori 1 1 100% +5.50
Richard Kingscote 1 0 0% −1.00
Jamie Spencer 1 0 0% −1.00
Mark Winn 1 1 100% +1.38
Kieran Shoemark 1 0 0% −1.00
Stevie Donohoe 1 0 0% −1.00

HeadgearRunsWinsSR£1
None 8 2 25% +0.88
Cheekpieces 5 3 60% +13.00
Tongue tie 3 0 0% −3.00
Tongue tie + cheekpieces 2 0 0% −2.00
Hood 1 0 0% −1.00

SeasonRunsWinsSR£1
2026 1 0 0% −1.00
2025 1 0 0% −1.00
2024 3 0 0% −3.00
2023 6 3 50% +12.00
2022 7 2 29% +1.88
2021 1 0 0% −1.00

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 · 1 run
12 Aug 26+410d Kempton (AW) Unibet More Extra Place Races Handicap Stakes (gbbplus Race) Class 3 · 1m4f · Standard / Slow · 12 ran Vied for command early - pressed for effort with 2f left - dropped away inside final furlong 11/12 4¼ 10-2 8864C70C Neil Callan 100/1
2025 · 1 run
28 Jun 25+350d Windsor Michael Foster Memorial Handicap (GBBPlus Race) Class 3 · 1m3½f · Good To Firm · 9 ran Set the early pace - overtaken after 4f - pushed along 3f out and slipped back through the field - dropped away steadily from 2f out to finish well behind 8/9 15 9-9 9570C73C Pat Cosgrave 50/1
2024 · 3 runs
13 Jul 24+22d Ascot Magnum Classic Ice Cream Handicap Class 2 · 1m4f · Good · 13 ran 11/13 1¼ 9-7 9688C76A Hollie Doyle 33/1
21 Jun 24+146d Ascot Duke Of Edinburgh Stakes (Handicap) Class 2 · 1m4f · Good To Firm · 19 ran 16/19 ¾ 9-4 9775C71C Hollie Doyle 80/1
27 Jan 24+163d Kempton (AW) Unibet Zero% Mission Handicap Class 2 · 1m4f · Standard To Slow · 9 ran 6/9 5 9-8 99109A77A Trevor Whelan 33/1
2023 · 6 runs
17 Aug 23+21d Windsor William Hill Epic Boost Racing League Race 21 Handicap Class 2 · 1m2f · Good To Firm · 12 ran 11/12 1 9-9 99100A83A Callum Shepherd 11/1
27 Jul 23+19d Yarmouth William Hill Keep Your Raceday Positive Racing League Race 7 Handicap Class 2 · 1m2f · Good To Soft · 11 ran 1/11 9-4 95108A102A Frankie Dettori 11/2
08 Jul 23+28d Haydock Bet365 Old Newton Cup Handicap Class 2 · 1m4f · Good To Firm · 13 ran 3/13 ¾ 9-1 9469C90A Richard Kingscote 6/1
10 Jun 23+23d Haydock Better Betting With Sky Bet Handicap Class 2 · 1m4f · Good To Firm · 10 ran 1/10 8-4 8980A85A Harry Davies 6/1
18 May 23+24d Newmarket Natioanl Stud Consignment Handicap Class 4 · 1m4f · Good · 7 ran 1/7 9-7 8680A86A Harry Davies 7/2
24 Apr 23+194d Pontefract RIU Hotels And Resorts Handicap Class 2 · 1m2f · Good To Soft · 12 ran 6/12 nk 8-10 8679A75A Hollie Doyle 9/4F
2022 · 7 runs
12 Oct 22+19d Nottingham Watch Irish Racing On RacingTV Handicap Class 3 · 1m2f · Soft · 9 ran 3/9 hd 9-3 83119A95A Jamie Spencer 9/2
23 Sep 22+10d Haydock Prospice21 Apprentice Handicap Class 5 · 1m2f · Good To Soft · 6 ran 1/6 9-13 7179A86B Mark Winn 11/8F
13 Sep 22+46d Yarmouth Friary Farm Caravan Park Handicap Class 4 · 1m2f · Good To Soft · 10 ran 1/10 9-1 7184A84A Hollie Doyle 11/2
29 Jul 22+80d Southwell (AW) At The Races App Expert Tips Handicap Class 4 · 1m3f · Standard To Slow · 9 ran 7/9 shd 9-2 7399C64C Callum Shepherd 7/1
10 May 22+24d Lingfield (AW) Sky Sports Racing Sky 415 Handicap Class 5 · 1m2f · Standard · 8 ran 6/8 ¾ 9-8 7487A70A Kieran Shoemark 3/1
16 Apr 22+10d Newbury Dubai Duty Free Tennis Championships Maiden Stakes (GBB Race) (Div 1) (Str) Class 4 · 1m · Good · 17 ran 6/17 1¼ 9-5 —76C75A David Egan 25/1
06 Apr 22+166d Nottingham Jeffrey King Memorial Race Novice Stakes (GBB Race) Class 5 · 1m½f · Good To Soft · 10 ran 5/10 1¼ 9-5 —26A69A David Egan 6/5F
2021 · 1 run
22 Oct 21 Doncaster British EBF Maiden Stakes (GBB Race) Class 5 · 7f · Soft · 15 ran 3/15 2 9-5 —69C89A Stevie Donohoe 40/1

Quick answers

How many races has Cumulonimbus won?
Cumulonimbus (IRE) won 5 of 19 archived starts between 2021 and 2026, a strike rate of 26.3%. Placed 8 times in total (42.1% of starts).
Who trains Cumulonimbus?
Cumulonimbus (IRE) is trained by George Baker, who saddled the horse on its most recent run on 12 August 2026.
Who is Cumulonimbus's sire?
Cumulonimbus (IRE) is by Night Of Thunder (IRE) out of Queen's Novel (GB), whose sire is King's Best.
What going does Cumulonimbus prefer?
Cumulonimbus (IRE) has the best record on good to soft going: 3 wins from 5 starts (60%). Only going bands with at least three archived starts are read, so this is a direction rather than a settled preference.
What is Cumulonimbus's official rating?
The most recent official rating on record is 88, from the run on 12 August 2026. The highest on record is 99.
What is Cumulonimbus's sire's record?
Night Of Thunder (IRE)'s progeny in our archive have won 16.3% of 5,119 runs since Apr 2019 (564 horses), Flat and jumps together. Weakest over 1m5f – 2m (all codes): 6.9% from 160.
Who are Cumulonimbus's siblings?
Out of Queen's Novel (GB), Cumulonimbus (IRE) has 3 other produce in our archive, 1 of them a winner. Most wins: Artificer (IRE) (1). Highest grade won: Class 6 (Artificer (IRE)). The wins came over 1m. As at Nov 2026.

Record shown from October 2021. 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.