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Horse profile

Mehronissa (GB)

4yo filly (at last run, Oct 2016) · Last trainer Ed Vaughan · Last owner Salem Rashid Bin Ghadayer
by Iffraaj (GB) out of Miss University (USA) (Beau Genius)
14 runs · 7 courses · from Aug 2014
As at 28 Oct 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
No run recorded since 1 Oct 2016 — 3,678 days ago. Our archive can't say whether the horse is still in training.
Last run Oct 2016 · 2nd of 9 6 wins · 4 courses Last raced off OR 105
KTB Profile

Mehronissa (GB) is 6 from 14, including a Listed win. The biggest win we hold: the EBF Stallions Highfield Farm Flying Fillies' Stakes at Pontefract (Aug 2016). Hasn't won since Aug 2016. 3 of 5 starts at Newmarket have ended in wins. All 6 wins have come over 6f – 7f. Last raced off a career-high mark of 105.

Based on 14 archived runs · updated 28 Oct 2026
KTB at a glance OR at career high

Progeny in our archive

Produce record

As a dam, Mehronissa (GB) has 4 produce in the archive, 2 winners — most wins Quick Quasar (IRE) (2 wins).

The wins came over 7f; the highest grade won is Class 2 (Gushing Gold (IRE)).

ProduceRunsWinsWin tripsBest grade
Quick Quasar (IRE)1127fClass 6
Gushing Gold (IRE)1017fClass 2
Meshakel (IRE)30——
Coral Reef (IRE)120——
Official rating105At career-high mark
105 77–105

KTB Speed and Rating

KTB Speed

Best recent Speed 103 the best of the last 1 graded (A or B) run · Ascot, 1 Oct 2016

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 3 Oct 2026 · a record, not a forecast

KTB Rating

Best recent KTB Rating 114A the best of the last 3 rated runs · Pontefract, 14 Aug 2016 Official rating 105 at the last run, 1 Oct 2016

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 14 figures · best 114A · median 97
GoingRunsBestMedianSince 28 Oct 2025
Good to Firm498A88—
Soft3107A103—
Good3114A97—
Good to Soft3106A104—
Standard (AW)1———
DistanceRunsBestMedianSince 28 Oct 2025
6f – 7f13114A97—
1m – 1m1f1———

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 14 figures from 14 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 10.5% of 13,970 runs since Jan 2008 (1,091 horses).

GoingRunsWinsSRvs sireThis horse
Firm65812.3%+1.8—
Good to Firm2,19925311.5%+11 from 4
Good2,9782949.9%−0.62 from 3
Good to Soft1,46515810.8%+0.33 from 3
Soft1,7421408%−2.50 from 3
Heavy492387.7%−2.8—
Standard (AW)5,02858211.6%+1.10 from 1
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f84510512.4%+1.9—
6f – 7f5,03154610.9%+0.46 from 13
1m – 1m1f3,81841110.8%+0.30 from 1
1m2f – 1m4f2,6072479.5%−1—
1m5f – 2m1,12911510.2%−0.3—
2m1f – 2m4f396369.1%−1.4—
2m5f – 3m124118.9%−1.6—
Over 3m20210%−0.5—

Flat and jumps together (all codes) · since Jan 2008 · as at 28 Oct 2026 · rows under 30 runs muted · win % is the measure, a record not a forecast

Dam
Miss University (USA) (Beau Genius)

5 siblings in the archive, 1 winner — best of them Eastwell Smiles (GB) (3 wins).

The wins came over 2m1½f–2m3½f; the highest grade won is Class 4 (Eastwell Smiles (GB)).

ProduceRunsWinsWin tripsBest grade
Eastwell Smiles (GB)3132m1½f–2m3½fClass 4
Mortarboard (GB)40——
Exempt (GB)40——
Full Blue (GB)50——
Megaspiel (GB)10——

Record by conditions

GoingRunsWinsSR£1
Good to Firm 4 1 25% +2.00
Soft 3 0 0% −3.00
Good 3 2 67% +18.00
Good to Soft 3 3 100% +18.50
Standard (AW) 1 0 0% −1.00

ClassRunsWinsSR£1
Class 4 5 3 60% +20.50
Class 1 4 1 25% +2.00
Class 3 3 2 67% +14.00
Class 2 2 0 0% −2.00

CourseRunsWinsSR£1
Newmarket 5 3 60% +22.00
Haydock 2 1 50% +9.00
York 2 0 0% −2.00
Windsor 2 1 50% +2.50
Ascot 1 0 0% −1.00
Pontefract 1 1 100% +5.00
Lingfield (AW) 1 0 0% −1.00

DistanceRunsWinsSR£1
6f – 7f 13 6 46% +35.50
1m – 1m1f 1 0 0% −1.00

JockeyRunsWinsSR£1
Frederik Tylicki 9 5 56% +28.50
Luke Morris 1 0 0% −1.00
Jamie Spencer 1 0 0% −1.00
Oisin Murphy 1 1 100% +10.00
Silvestre De Sousa 1 0 0% −1.00
Daniel Tudhope 1 0 0% −1.00

HeadgearRunsWinsSR£1
None 9 4 44% +29.00
Hood 5 2 40% +5.50

SeasonRunsWinsSR£1
2016 7 3 43% +16.00
2015 6 2 33% +4.50
2014 1 1 100% +14.00

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
2016 · 7 runs
01 Oct 16+28d Ascot John Guest Bengough Stakes (Group 3) Class 1 · 6f · Soft · 9 ran 2/9 nk 8-13 105103B103A Frederik Tylicki 8/1
03 Sep 16+20d Haydock 32Red Sprint Cup Stakes (Group 1) Class 1 · 6f · Soft · 14 ran 4/14 ½ 9-0 105—107A Frederik Tylicki 25/1
14 Aug 16+9d Pontefract EBF Stallions Highfield Farm Flying Fillies' Stakes (Listed) Class 1 · 6f · Good · 7 ran 1/7 9-2 98—114A Frederik Tylicki 5/1
05 Aug 16+42d Newmarket Triconnex Handicap Class 3 · 6f · Good To Firm · 7 ran 1/7 9-11 93—98A Frederik Tylicki 5/1
24 Jun 16+14d Newmarket Ebf Stallions Fillies' Conditions Stakes Class 3 · 6f · Soft · 4 ran 4/4 7 8-13 93—65B Luke Morris 9/4J
10 Jun 16+20d York EBF Breeders' Series Fillies' Handicap Class 2 · 6f · Good · 11 ran 3/11 1¼ 9-7 93—97A Jamie Spencer 9/2
21 May 16+245d Haydock Walsh IBS Handicap Class 3 · 6f · Good To Soft · 13 ran 1/13 9-7 89—106A Oisin Murphy 10/1
2015 · 6 runs
19 Sep 15+41d Newmarket Aspall Handicap Class 4 · 6f · Good To Soft · 12 ran 1/12 9-5 86—104A Frederik Tylicki 5/1
09 Aug 15+13d Windsor Ossie & Hutch Memorial Fillies' Handicap Class 4 · 6f · Good To Firm · 7 ran 2/7 ¾ 9-7 84—91A Frederik Tylicki 15/8F
27 Jul 15+17d Windsor Totepool Supporting Racing Welfare Fillies' Handicap Class 4 · 6f · Good To Soft · 8 ran 1/8 9-4 77—97A Frederik Tylicki 7/2F
10 Jul 15+56d Newmarket Price Bailey EBF Stallions Fillies' Handicap Class 2 · 7f · Good To Firm · 12 ran 5/12 1¼ 8-2 77—85A Silvestre De Sousa 20/1
15 May 15+15d York Longines Irish Champions Weekend Fillies' Stakes (Registered As The Michael Seely Memorial Stakes) (Listed) Class 1 · 8f · Good To Firm · 10 ran 10/10 6 9-0 77—54A Daniel Tudhope 50/1
30 Apr 15+251d Lingfield (AW) titanbet.co.uk Handicap Class 4 · 7f · Standard · 10 ran 9/10 1 9-4 77—64A Frederik Tylicki 8/1
2014 · 1 run
22 Aug 14 Newmarket TRM Celebrating 25 Years In Equine Nutrition EBF Maiden Fillies' Stakes (Div 1) Class 4 · 7f · Good · 9 ran 1/9 9-0 ——85A Frederik Tylicki 14/1

Quick answers

How many races has Mehronissa won?
Mehronissa (GB) won 6 of 14 archived starts between 2014 and 2016, a strike rate of 42.9%. Placed 9 times in total (64.3% of starts).
Who trained Mehronissa?
Mehronissa (GB) was trained by Ed Vaughan on the most recent run on record, at Ascot on 1 October 2016.
Who is Mehronissa's sire?
Mehronissa (GB) is by Iffraaj (GB) out of Miss University (USA), whose sire is Beau Genius.
What going does Mehronissa prefer?
Mehronissa (GB) has the best record on good to soft going: 3 wins from 3 starts (100%). Only going bands with at least three archived starts are read, so this is a direction rather than a settled preference.
What is Mehronissa's official rating?
The most recent official rating on record is 105, from the run on 1 October 2016. That is also the highest on record.
What is Mehronissa's sire's record?
Iffraaj (GB)'s progeny in our archive have won 10.5% of 13,970 runs since Jan 2008 (1,091 horses), Flat and jumps together.
Who are Mehronissa's siblings?
Out of Miss University (USA), Mehronissa (GB) has 5 other produce in our archive, 1 of them a winner. Most wins: Eastwell Smiles (GB) (3). Highest grade won: Class 4 (Eastwell Smiles (GB)). The wins came over 2m1½f–2m3½f. As at Oct 2026.
Has Mehronissa produced winners?
As a dam, Mehronissa (GB) has 4 produce in our archive, 2 of them winners. Most wins: Quick Quasar (IRE) (2). Highest grade won: Class 2 (Gushing Gold (IRE)). The wins came over 7f. As at Oct 2026.

Record shown from August 2014. 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.