The Stack Explained

Sample Stack - TrackMate

The Stack Explained

One of the most exciting features of the TrackMate rating system is the stack. An incredible tool for the speedy analysis of the ratings in relation to the other runners in the race. It has many uses and can be an incredibly powerful tool when analysing races. There is a stack for both sets of ratings on every race card.

On this page you will find explanations for the following:

The “Stack” is a graphical representation of each horse’s range of performance from the qualifying form.

  • The top stack is speed ratings and is a thicker line.
  • The bottom stack is EDGE ratings and is a thinner line.

Both stacks have the same rating markers for each horse’s qualify form.

Sample Stack - TrackMate
Sample “Stack” – Showing 100, 200 and most recent ratings and the range between worst and best.

Range of Performance

The narrower the line is, the more consistent the horse has been as the range between worst and best is less.

The wider the line, the less consistent the horse has been as the range between worst and best is greater.

Worst Rating

The dot on the far left of each horizontal line is the horses worst rating for the qualifying form period.

Best Rating

The dot on the far right of each horizontal line is the horses best rating for the qualifying form period.

100 Day Rating Icon

The green triangle is the average speed rating for qualifying races for the last 100 days.

200 Day Rating Icon

The red triangle is the average speed rating for qualifying races for the last 200 days.

Latest Rating Icon

The blue circle is the rating for the last qualifying race.

Vertical Guide Line

There is a vertical guide line feature that appears when you hover over the grey guide bar under the stack column title. The line will be red when active as you move left and right over the guide bar. It will then stop moving and change to a grey dotted line when you move off the guide bar.

This line is extremely useful to get a vertical comparison between all runners stacks in the race making it easier to visualise where the stacks and icons are in relation to each other.

Great Stacks

The stack can identify opportunities where horses could be deemed as well above the standard of the rest of the field.

Here are two example of how to identify a “great stack”

“Great Stack” Example 1 – 1st June 2019, Epsom Downs at 5:15pm

In this example 1, you will clearly see that the stack for Soto Sizzler indicates that his form is way out in front of the rest of the field in both Speed and EDGE ratings.

Sample Great Stack - 2020-11-09 Southwell at 18.05 - TrackMate
“Great Stack” Example 2 – 9th November 2020, outhwell at 6:05pm

You will see in example 2 that Queen Of Kalahari’s “worst” run is as good as any of the other runners “best” run and its best run is clearly best of all.

The stack can also be used to find “poor value” horses and opportunities to “Lay” horses on the exchanges.

Stack Point Information Popup Examples

Latest Rating (blue circle)

Samples Stack Popup - Latest Rating - Trackmate
Sample Stack Point Information Popup – Latest Rating

100 Day Rating (green triangle)

Samples Stack Popup - Recent Rating - Trackmate
Sample Stack Point Information Popup – Recent Rating

200 Day Rating (red triangle)

Samples Stack Popup - This Rating - Trackmate
Sample Stack Point Information Popup – This Rating

Best Rating (far right dot)

Samples Stack Popup - Best Rating - Trackmate
Sample Stack Point Information Popup – Latest Rating

Worst Rating (far left dot)

Samples Stack Popup - Worst Rating - Trackmate
Sample Stack Point Information Popup – Latest Rating

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