Ticker
  • Untrapped (11-1) rallies to win the Oklahoma Derby (G3).Posted 7 hours ago
  • Champion filly Champagne Room (1-5) returns to easy win in Remington Park Oaks.Posted 8 hours ago
  • Tequilita (5-2) returns to the winner's circle in the Grade 3 Charles Town Oaks.Posted 1 day ago
  • Sharp Azteca (1-2) draws clear in the Grade 2 Kelso.Posted 1 day ago
  • West Coast (4-5) leaves the field far behind in the Grade 1 Pennsylvania Derby.Posted 1 day ago
  • It Tiz Well (5-1) bests Abel Tasman in the Grade 1 Cotillion.Posted 1 day ago
  • Coal Front (4-5) refuses to let American Pastime by in the Grade 3 Gallant Bob.Posted 1 day ago
  • Page McKenney (6-1) digs down and holds on in the Pa Derby Champion Stakes.Posted 1 day ago
  • Off Limits (8-5) glides by her competition in the Grade 3 Noble Damsel.Posted 1 day ago
  • Capla Temptress (5-1) rolls home in the Natalma, while making her North American debut.Posted 7 days ago


HRN Original Blog:
ThoroughMetrics's Blog
Posted Tuesday, October 11, 2016
Some research into stallions who sire durable (and reasonably fast) offspring. There aren't a lot of them, but it's an interesting list.
Posted Thursday, October 06, 2016
Statistical analysis of the soundness and durability of Unbridled's Song's offspring led to some findings that surprised me.
Posted Thursday, June 06, 2013
I compare the upcoming 'revolution' in statistical analysis to baseball's 'Moneyball' movement, and do some 'back of napkin' estimates of the dollar value of improved insight into which pedigree factors can predict racing success.
Posted Saturday, June 01, 2013
I took a look at the two year old offspring of top sires in 2001 and 2002 to see what kind of correlations in performance existed betwen the two crops. Due to a lack of detailed data, the results were inconclusive, but still somewhat interesting.
Posted Saturday, May 25, 2013
An introduction to the new ThoroughMetrics blog. And I revisit an old question about Storm Cat as a sire of sires...and once again fail to come up with answer.


Meet Alex Zelvin

Alex is a lifelong horse racing fan and statistics nerd. He combines those interests in a passion for statistical analysis of thoroughbred pedigrees. 

Alex is currently building a model to predict the on-track success of any real or hypothetical mating. If you're interested in keeping up with his progress in-between articles here, he'll be posting frequent informal updates at his blog (thoroughmetrics.blogspot.com), where you can also sign up for his email update list. 

He can also be reached at zelvin30@hotmail.com if you're interested in consulting with him or just discussing pedigree analysis. 

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