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U.S. CHESS CHAMPS

HOME OF U.S. CHAMPIONSHIP CHESS & THE COUNTRY’S TOP PLAYERS

Regulations

Format Summary

The 2017 Saint Louis Invitational shall be a 10-player tournament paired as a Round Robin.

  1. Prompt Arrival: Players are expected to arrive promptly for their games. Players more than 30 (thirty) minutes late for a round shall forfeit that round.

  2. No Cell Phones: No cell phones or other electronic devices shall be allowed in the tournament area. A violation involving a cell phone or other electronic device that emits any noise during a game shall result in forfeiture of that game. If a violation occurs in subsequent games, the same penalties shall apply.

  3. Time Control: Game in 90 minutes with an addition of 30 seconds (increment) per move.

  4. Notation: Due to the 30-second increment, Players are required to maintain an accurate and legible score sheet at all times during all games, and are required to keep their notation up-to-date.

  5. Chief Arbiter Discretion: In the event of an unexpected occurrence, the Chief Arbiter reserves the right to make all decisions in conjunction with or on behalf of the CHESS CLUB.

  6. Playoff Procedure:

2 players

Draw Lots

2 games of G/5 + 3 second increment

Still tied, Armageddon Match to determine Champion



3 players

Draw Lots

3 person Round Robin Tourney

G/3 + 2 second increment



3 players still tied after 3 person RR Tourney

Player with best tiebreaks from Invitational automatically advances to Finals.

The remaining 2 play Armageddon Match with winner advancing to Finals.

In Finals, an Armageddon Match to determine Champion



2 players still tied after 3 person RR Tourney

Armageddon Match to determine Champion



4 Players

Draw lots of K I N G

K plays G in Armageddon Match with winner advancing to Finals

I plays N in Armageddon Match with winner advancing to Finals

In Finals, an Armageddon Match to determine champion




Armageddon

Math tiebreaks used will be Direct Encounter, followed by the Koya System.

Player with better tiebreaks from Invitational chooses color

White starts with 5 minutes

Black starts with 4 minutes

3 second increment added after move 60 for both sides

Black has draw odds


  • 2017 Saint Louis Invitational
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Saint Louis Invitational

  • Overview
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  • Playoff | IM
  • Regulations

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Past Events

2025
  • 2025 Spring Chess Classic
  • 2025 American Cup
  • 2025 Champions Showdown: The Kings
2024
  • 2024 U.S. National Championships
  • 2024 Spring Chess Classic
  • 2024 Cairns Cup
  • 2024 Summer Chess Classic
  • 2024 American Cup
  • Today in Chess: 2024 FIDE Candidates
2023
  • 2023 American Cup
  • 2023 Cairns Cup
  • 2023 Saint Louis Super Swiss
  • 2023 Spring Chess Classic
  • 2023 Summer Chess Classic
  • 2023 U.S. Championships
  • 2023 U.S. National Championships
  • 2023 Winter Classic
2022
  • 2022 U.S. Championships
  • 2022 Champions Showdown: Chess 9LX
  • 2022 Fall Chess Classic
  • 2022 U.S. Senior Championship
  • 2022 U.S. Junior Championship
  • 2022 U.S. Girls’ Junior Championship
  • Today in Chess: 2022 FIDE Candidates
  • 2022 Summer Chess Classic
  • 2022 Saint Louis Norm Congress
  • 2022 American Cup
  • 2022 Spring Chess Classic
2021
  • 2021 U.S. Championships
  • 2021 U.S. Senior Championship
  • 2021 U.S. Junior Championships
2020
  • Today in Chess: 2020 FIDE Candidates
  • 2020 U.S. Championships
  • 2020 Champion Showdown: Chess 9LX
  • 2020 Saint Louis Rapid & Blitz
  • 2020 Clutch Chess: International
  • 2020 Clutch Chess: USA
  • 2020 Cairns Cup
2019
  • 2019 Saint Louis Invitational
  • 2019 Winter Chess Classic
  • 2019 Midwest Collegiate
  • 2019 Fall Chess Classic
  • 2019 Champions Showdown: Chess 9LX
  • 2019 U.S. Senior Championship
  • 2019 U.S. Junior Championship
  • 2019 U.S. Girls Junior Championship
  • 2019 Summer Chess Classic
  • 2019 Saint Louis Norm Congress
  • 2019 U.S. Championships
  • 2019 US Collegiate Rapid & Blitz
  • 2019 Spring Chess Classic
  • 2019 Champions Showdown: The Kings
  • 2019 Cairns Cup
2018
  • 2018 TiC: World Championship
  • 2018 Saint Louis Invitational
  • 2018 Winter Classic
  • 2018 Fall Chess Classic
  • 2018 Champions Showdown
  • 2018 U.S. Junior Championships
  • 2018 Summer Chess Classic
  • 2018 U.S. Championships
  • 2018 Today in Chess: Candidates
  • 2018 Spring Chess Classic
  • 2018 Saint Louis Norm Congress
2017
  • 2017 Winter Chess Classic
  • 2017 Saint Louis Winter Invitational
  • 2017 Saint Louis Invitational
  • 2017 Champions Showdown
  • 2017 Fall Chess Classic
  • 2017 Saint Louis Rapid & Blitz
  • 2017 Sinquefield Cup
  • 2017 Match of the Millennials
  • 2017 U.S. Junior Championship
  • 2017 U.S. Girls’ Junior Championship
  • 2017 Your Next Move
  • 2017 Paris GCT
  • 2017 Spring Chess Classic
  • 2017 U.S. Championship
  • 2017 U.S. Women's Championship
2016
  • 2016 Saint Louis Autumn Invitational
  • 2016 Champions Showdown
  • 2016 Sinquefield Cup
  • 2016 U.S. Junior Closed
  • 2016 Saint Louis Invitational
  • 2016 U.S. Championships
  • 2016 U.S. Women's Championship
2015
  • 2015 Showdown in Saint Louis
  • 2015 U.S. Championships
  • 2015 U.S. Junior Closed Championship
  • Kasparov vs Short
2014
  • 2014 Sinquefield Cup
2013
  • 2013 Sinquefield Cup
  • 2013 U.S. Championships
  • 2013 U.S. Junior Closed Championship

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