As at 14 Oct 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
No run recorded since 10 Jun 2025 — 491 days ago. Our archive can't say whether the horse is still in training.
Last run Jun 2025 · 7th of 9Headgear returns LTOLast raced off OR 47
KTB Profile
Musterion is a maiden who has won none of 12 starts and placed twice. Her best effort came when second of 14 at Lingfield (AW) in Jun 2023. She raced on standard going on all but one of her starts and has never won on turf or all-weather. The mare last ran at Wolverhampton (AW) in Jun 2025 where she finished 7 of 9 in a Class 6 race off an official rating of 47. Headgear returned at that run.
Based on 12 archived runs · updated 14 Oct 2026
KTB at a glanceOR ↓ 8lb off peak
0–12Wins / Runs
0%Strike rate
2 (16.7%)Placed
−12.00£1 level staken=12 at SP
0.00Fair A/E n=12 · 0.00 incl. margin
55Highest OR
78dAvg between runs
A/E compares actual wins with what starting prices implied. "Fair" strips the bookmaker margin from the expectation, so favourites and longshots are judged on the same footing — figures near 1.00 mean the market priced this horse about right.
Official rating47↓ 8lb off peak
4747–55
KTB Speed and Rating
KTB Speed
Best recent Speed77the best of the last 3 graded (A or B) runs · Wolverhampton (AW), 10 Jun 2025
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.
Flat 11 figures · best 85B · median 72
Going
Runs
Best
Median
Since 14 Oct 2025
Standard (AW)
10
85B
72
—
Good to Soft
1
—
—
—
Distance
Runs
Best
Median
Since 14 Oct 2025
1m – 1m1f
7
85B
77
—
6f – 7f
4
72B
66.5
—
Of 12 runs looked at, 1 has no figure: not enough races on the card to set the day (under 4) (1).
KTB Speed v1 · batch 15 Sep 2026 · GB & Irish racing only · 11 figures from 12 runs · as at 3 Oct 2026 · a record, not a forecast
KTB Rating
Best recent KTB Rating54Athe best of the last 3 rated runs · Wolverhampton (AW), 10 Jun 2025Official rating 47at the last run, 10 Jun 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. A, B or C on a run is how much known form was in that race.
Flat 12 figures · best 70A · median 53.5
Going
Runs
Best
Median
Since 14 Oct 2025
Standard (AW)
11
70A
54
—
Good to Soft
1
—
—
—
Distance
Runs
Best
Median
Since 14 Oct 2025
1m – 1m1f
7
70A
53
—
6f – 7f
4
63A
53.5
—
1m2f – 1m4f
1
—
—
—
KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 12 figures from 12 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.
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.
Download The At The Races App HandicapClass 6 · 8f · Standard · 11 ranHeld in the pack towards the rail - driven approaching the home turn and edged closer 2f out - dropped away rapidly inside the final furlongs
Musterion (IRE) has yet to win, from 12 archived starts between 2023 and 2025. Placed 2 times in total (16.7% of starts).
Who trained Musterion (IRE)?
Musterion (IRE) was trained by John Butler on the most recent run on record, at Wolverhampton (AW) on 10 June 2025.
Who is Musterion (IRE)'s sire?
Musterion (IRE) is by Zoffany (IRE) out of Sacrament (IRE), whose sire is Acclamation.
What is Musterion (IRE)'s official rating?
The most recent official rating on record is 47, from the run on 10 June 2025. The highest on record is 55.
What is Musterion (IRE)'s sire's record?
Zoffany (IRE)'s progeny in our archive have won 9.9% of 10,758 runs since Jan 2008 (799 horses), Flat and jumps together.
Who are Musterion (IRE)'s siblings?
Out of Sacrament (IRE), Musterion (IRE) has 3 other produce in our archive, 1 of them a winner. Most wins: Mister Sky Blue (IRE) (1). Highest grade won: Class 6 (Mister Sky Blue (IRE)). The wins came over 6f. As at Oct 2026.
Musterion (IRE)·0–12·SR 0%
KTB
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