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Horse profile

Silverbook (GB)

4yo gelding (at last run, Dec 2019) · Last trainer Charlie Appleby · Last owner Godolphin
by New Approach (IRE) out of Sahraah (USA) (Kingmambo)
2 runs · 2 courses · from Nov 2017
As at 22 Oct 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
No run recorded since 7 Dec 2019 — 2,510 days ago. Our archive can't say whether the horse is still in training.
Last run Dec 2019 · 5th of 11 Beaten favourite LTO
KTB Profile

Lightly raced, with 2 archived starts between Nov 2017 and Dec 2019, the last of them as a 4yo gelding. Finished 5 of 11 at Wolverhampton (AW) last time. By New Approach (IRE), whose progeny in our archive have won 12.6% of 6,792 runs since Jan 2008.

Based on 2 archived runs · updated 22 Oct 2026

KTB Speed and Rating

KTB Speed

Best recent Speed 73 the best of the last 1 graded (A or B) run · Chelmsford City (AW), 9 Nov 2017

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 2 figures · best 73C · median 73
GoingRunsBestMedianSince 22 Oct 2025
Standard (AW)273C73—
DistanceRunsBestMedianSince 22 Oct 2025
1m2f – 1m4f273C73—

KTB Speed v1 · batch 15 Sep 2026 · GB & Irish racing only · 2 figures from 2 runs · as at 3 Oct 2026 · a record, not a forecast

KTB Rating

Best recent KTB Rating 86B the best of the last 2 rated runs · Chelmsford City (AW), 9 Nov 2017

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 2 figures · best 86B · median 70
GoingRunsBestMedianSince 22 Oct 2025
Standard (AW)286B70—
DistanceRunsBestMedianSince 22 Oct 2025
1m2f – 1m4f286B70—

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 2 figures from 2 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

Progeny in our archive have won 12.6% of 6,792 runs since Jan 2008 (685 horses).

Weakest over 2m5f – 3m (all codes): 7.9% from 101.

GoingRunsWinsSRvs sireThis horse
Firm27414.8%+2.2—
Good to Firm1,08516615.3%+2.7—
Good1,63020012.3%−0.3—
Good to Soft79911013.8%+1.2—
Soft95810711.2%−1.4—
Heavy283289.9%−2.7—
Standard (AW)2,01024112%−0.60 from 2
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f9899.2%−3.4—
6f – 7f1,20715612.9%+0.3—
1m – 1m1f1,66523414.1%+1.5—
1m2f – 1m4f2,32430313%+0.40 from 2
1m5f – 2m1,06611310.6%−2—
2m1f – 2m4f3203310.3%−2.3—
2m5f – 3m10187.9%−4.7—
Over 3m1100%−12.6—

Flat and jumps together (all codes) · since Jan 2008 · as at 21 Oct 2026 · rows under 30 runs muted · win % is the measure, a record not a forecast

Dam
Sahraah (USA) (Kingmambo)

5 siblings in the archive, 4 winners — best of them Hamada (GB) (5 wins).

The wins came over 1m–1m6f; the highest grade won is Group 3 (Hamada (GB)).

Family form: Solarize (GB) won at Leicester, 6 Oct 2026.

ProduceRunsWinsWin tripsBest grade
Hamada (GB)751m2f–1m6fGroup 3
Solarize (GB)841m2f–1m4fClass 3
Renaissance Rose (IRE)521mClass 4
Endless Echoes (IRE)621m1½f–1m2fClass 5
Golden Smile (GB)10——

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

Form

DateCourseRace PosBtn Wgt SpdKTB Jockey SP
07 Dec 19+758d Wolverhampton (AW) Betway Novice Stakes Class 5 · 12f · Standard · 11 ran 5/11 2 9-6 73C54C James Doyle 1/3F
09 Nov 17 Chelmsford City (AW) Weatherbys Global Stallions App Novice Stakes (Plus 10) Class 4 · 10f · Standard · 6 ran 2/6 1¼ 9-2 73A86B William Buick 3/1

Quick answers

How many races has Silverbook (GB) won?
Silverbook (GB) has yet to win, from 2 archived starts between 2017 and 2019. Placed 1 time in total (50% of starts).
Who trained Silverbook (GB)?
Silverbook (GB) was trained by Charlie Appleby on the most recent run on record, at Wolverhampton (AW) on 7 December 2019.
Who is Silverbook (GB)'s sire?
Silverbook (GB) is by New Approach (IRE) out of Sahraah (USA), whose sire is Kingmambo.
What is Silverbook (GB)'s sire's record?
New Approach (IRE)'s progeny in our archive have won 12.6% of 6,792 runs since Jan 2008 (685 horses), Flat and jumps together. Weakest over 2m5f – 3m (all codes): 7.9% from 101.
Who are Silverbook (GB)'s siblings?
Out of Sahraah (USA), Silverbook (GB) has 5 other produce in our archive, 4 of them winners. Most wins: Hamada (GB) (5). Highest grade won: Group 3 (Hamada (GB)). The wins came over 1m–1m6f. As at Oct 2026.

Record shown from November 2017. 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.