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  2. A big chance opportunity when the player does not get a shot away, typically given for big chance attempts where the player shooting completely misses the ball (air shot) but can also be given when the player has a big chance opportunity to shoot and decides not to, resulting in no attempt occurring in that attack.

  3. Jun 24, 2024 · Opta Definition: Where two players challenge in the air against each other. The player that wins the ball is deemed to have won the duel. Market Rule: Opta defines an Aerial Duel as where two or more players challenge in the air against each other.

  4. Aug 8, 2023 · At the forefront of this is expected goals (or xG). Since xG was introduced in 2012 by Opta’s Sam Green, the metric has gone on to become one of the most widespread and insightful within football analytics. Following early adoption by betting companies and professional clubs, expected goals has now become a regular feature for mainstream ...

  5. Opta Stats provide Sky Sports, BBC and many other outlets with almost all of their up to date and live data from matches all across the world. It’s not just football Opta cover either, with Rugby (Union and League) American Football, Cricket and other sports all benefiting.

    • Jack Cunningham
  6. Feb 8, 2023 · The inner beauty of the beautiful game: How Opta analyses football. Find out how a footie match is turned into retweet-ready data – and how it's being used to predict who'll win the World Cup

  7. Jun 25, 2020 · Post-Shot Expected Goals (or Expected Goals on Target, to use Opta's definition) makes the distinction from Expected Goals in one very clear way. A robust Expected Goals model takes the shot position, the angle of the shot in reference to the goal, whether the effort was a header or a shot (headers are, notoriously, scored less) and whether ...

  8. Apr 17, 2020 · Opta has produced a range of advanced stats that go beyond expected goals, including passing sequences, progress in possession, speed in attack and pressing opposition.

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