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Horse profile

Thornthwaite (GB)

3yo gelding · Trainer Hugo Palmer · Owner Owen & Manor House
1 run · 1 course · from Oct 2026
As at 1 Nov 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
Won last time out Won at Kempton (AW) Last run 9 Oct 2026 · 1st of 10
KTB Profile

Lightly raced 3yo gelding with 1 start since Oct 2026. Finished 1 of 10 at Kempton (AW) last time. By Havana Grey (GB), whose progeny in our archive have won 13.2% of 4,585 runs since Mar 2022.

Based on 1 archived run · run-style from 1 commented run since Oct 2026 · updated 1 Nov 2026
KTB at a glance Win at Class 4

KTB Speed and Rating

KTB Speed

Best recent Speed 108 the best of the last 1 graded (A or B) run · Kempton (AW), 9 Oct 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 →

Flat 1 figure · too few for a breakdown

KTB Speed v1 · batch 15 Sep 2026 · GB & Irish racing only · 1 figure from 1 run · as at 17 Oct 2026 · a record, not a forecast

KTB Rating

Best recent KTB Rating 87B the best of the last 1 rated run · Kempton (AW), 9 Oct 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 1 figure · too few for a breakdown

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 1 figure from 1 run · as at 17 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 13.2% of 4,585 runs since Mar 2022 (419 horses).

Strongest over 1m2f – 1m4f (all codes): 16.2% from 105. Weakest over 1m – 1m1f (all codes): 10% from 421.

GoingRunsWinsSRvs sireThis horse
Firm22627.3%+14.1—
Good to Firm92414415.6%+2.4—
Good1,10314813.4%+0.2—
Good to Soft4204410.5%−2.7—
Soft4425412.2%−1—
Heavy9277.6%−5.6—
Standard (AW)1,58220312.8%−0.41 from 1
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f1,37321815.9%+2.7—
6f – 7f2,67532912.3%−0.9—
1m – 1m1f4214210%−3.21 from 1
1m2f – 1m4f1051716.2%+3—
1m5f – 2m800%−13.2—
2m1f – 2m4f300%−13.2—

Flat and jumps together (all codes) · since Mar 2022 · as at 31 Oct 2026 · rows under 30 runs muted · win % is the measure, a record not a forecast

Dam

5 siblings in the archive, 2 winners — best of them Panama (GB) (1 win).

The wins came over 6f–1m; the highest grade won is Class 4 (Panama (GB)).

ProduceRunsWinsWin tripsBest grade
Panama (GB)216fClass 4
Blue Artemis (GB)711mClass 6
Maybury (GB)70——
Azure Stage (GB)50——
Juliet Sky (GB)20——

Too few runs for meaningful splits. The full record is below.

Form

DateCourseRace PosBtn Wgt SpdKTB Jockey SP
2026 · 1 run
09 Oct 26 Kempton (AW) Unibet More Extra Place Races Novice Stakes (GBB Race) Class 4 · 1m · Standard / Slow · 10 ran Set the pace from the front - niggled 2f out - kept finding and went clear in the final furlong to win 1/10 9-4 108A87B David Probert 4/1

Quick answers

How many races has Thornthwaite won?
Thornthwaite (GB) won 1 of 1 archived start in 2026, a strike rate of 100%. Placed 1 time in total (100% of starts).
Who trains Thornthwaite?
Thornthwaite (GB) is trained by Hugo Palmer, who saddled the horse on its most recent run on 9 October 2026.
Who is Thornthwaite's sire?
Thornthwaite (GB) is by Havana Grey (GB) out of Azure Amour (IRE), whose sire is Azamour.
What is Thornthwaite's sire's record?
Havana Grey (GB)'s progeny in our archive have won 13.2% of 4,585 runs since Mar 2022 (419 horses), Flat and jumps together. Strongest over 1m2f – 1m4f (all codes): 16.2% from 105. Weakest over 1m – 1m1f (all codes): 10% from 421.
Who are Thornthwaite's siblings?
Out of Azure Amour (IRE), Thornthwaite (GB) has 5 other produce in our archive, 2 of them winners. Most wins: Panama (GB) (1). Highest grade won: Class 4 (Panama (GB)). The wins came over 6f–1m. As at Nov 2026.

Record shown from October 2026. 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.