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RaceMetrics Blog

Racing research at Betfair SP, rating movers, feature guides and race previews

What's new on RaceMetrics: every change to the site, dated, newest first.

Blog 6 November 2026

A new scale for the actual going on jumps races

The actual going on jumps races now uses its own scale. The old one called 28.5% of British jumps races Firm since mid-September; the new one calls 10.7% Firm. Flat and all-weather do not change.

Feature 6 November 2026

What matters most in an each-way system?

Place terms, a price range and one rating rank: how to start an each-way system in the System Builder, and check it.

Feature 6 November 2026

Which trainers do best with hurdlers on their first run over fences?

One system finds every hurdler having its first run over fences, and the Trainer table in Breakdowns shows which yards do best with them, and which big profit is really one long-priced winner.

Blog 5 November 2026

The Thursday Take: "Two Races in Them"? The Price Only Leaves You One

Buy one out of England and it has two races in it, so keep backing it. Tested at Betfair SP: the first run in an Irish Flat handicap is fine, then the prices shorten and the figures fall, 1.13, 0.85, 0.77. The strike rate barely moves. The twist: the first-run bump has nothing to do with Britain. Any Flat handicapper's first run for a new yard runs 1.10, on 15,000 runs.

Blog 3 November 2026

Leaving the yard: do horses fade after they leave a big stable?

1,617 moves from the 15 jumps yards with most leavers, at Betfair SP. Horses ran well below their prices in their last year with the old yard, then won what their prices said in their first year away.

Feature 3 November 2026

Market history: what a price move has done before

When a horse is backed or drifts 5 points or more, the Market history card shows what the same move did before for its yard and the horse, with returns at three prices.

Feature 3 November 2026

How to profile a big race's winners in the System Builder

Pull every running of a race since 2018, then compare the winners with the whole field on official rating, age, draw and more.

Blog 2 November 2026

Do horses dropping in class win more often? We checked 984,000 runners

Class droppers tested on 984,390 runners. A big drop wins more in non-handicaps, but barely in handicaps, and the market prices it in. Our figures.

Feature 2 November 2026

Everything we added to RaceMetrics in October 2026

Results within minutes of each race, the entries from five days out, a written preview of every race, a new look and 296 releases. The whole month in one place.

Blog 2 November 2026

Weekend jumps, 7 November: Aintree and Naas, what the price knew and the road to the festivals

Aintree and Naas this weekend: every runner there since 2018 against its Betfair price, which horses went on to Dublin and Cheltenham, and 24 new names in the 2026-27 festival dossier.

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