List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=min_ranking&page=5886
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
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    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=min_ranking&page=5885",
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            "name": "Autum 2022 Tournament",
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                "id": 877742,
                "username": "Ennogo",
                "country": "de",
                "icon": "https://secure.gravatar.com/avatar/a5628968f0dac4d55e2a4e48f34c61f1?s=64&d=retro",
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            "description": "Wellcome to people from Bremen and all over the world !\n\nAls ich im März das Spring Peace Turnier startete, hatte ich die Hoffnung, das bis zum Ende des Turniers in der Ukraine wenn nicht Frieden, dann doch zumindest ein Waffenstillstand erreicht werden könnte. \nDas hat sich leider nicht bewahrheitet. So verwende ich jetzt weder Krieg noch Frieden im Turniernamen, was nicht bedeutet, dass ich nach wie vor ein Ende des Krieges ( und der viele anderen Kriege auf der Welt) für überaus wichtig halte.  ... do you need a Translation ?",
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            "title": null,
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                "name": "Go Revival Bremen",
                "summary": "",
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                "username": "wiadp1",
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            "description": "Special league for players between 9kyu and 1kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842",
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                "summary": "A group for Go players who love the 9x9 board.",
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                "username": "RaikB",
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            "description": "Start am 14./15.6.2014",
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                "summary": "A room for SDK's \r\n",
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            "name": "9x9 Mini League 1k-9k #136",
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                "username": "wiadp1",
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            "description": "Special league for players between 9kyu and 1kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842",
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                "summary": "A group for Go players who love the 9x9 board.",
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        {
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            "name": "SDK Round Robin 8",
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                "username": "Bray",
                "country": "us",
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                },
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                "ui_class": "supporter"
            },
            "description": "8th iteration of the SDK round robin.",
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            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 30168,
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            },
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                "id": 508,
                "name": "Fast Correspondence",
                "summary": "Tournaments for people who like to play quick correspondence games.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
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                "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
            },
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            "time_start": "2023-02-20T23:00:00Z",
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            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 21,
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            "ranked": true
        },
        {
            "id": 102051,
            "name": "Mid-Speed Open (9x9, Hi-K) #2",
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                "username": "eaglejoy",
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                "ui_class": ""
            },
            "description": "This Open match welcome the players who <strong>have no apologyless time-out in recent 20 correspondence games</strong>.\n\nDo I master the timing well enough so that I have 95% probability to avoid time-out?\n \nI know that if I have no time to complete a game for some reasons, or if I feel frustrated by losing, the proper way is to resign and say sorry to my opponent, rather than letting time-out happen.\n\nI know how to use Plan Conditional Moves to speed up (such as Sente, the big value point at endgame...).\n\nI know this is a fast corr., so I will apply the highest priority to it in my Active Games Lists.",
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            "title": null,
            "tournament_type": "double_elimination",
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            "rules": "chinese",
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                "time_control": "canadian",
                "speed": "correspondence",
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                "period_time": 86400,
                "stones_per_period": 2
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 12936,
                "name": "Mid-speed",
                "summary": "Middle speed matches, not so hurry, not so slow.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
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            "time_start": "2023-04-12T04:00:00Z",
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            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
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            "max_ranking": 28,
            "analysis_enabled": true,
            "exclusivity": "open",
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            "ended": "2023-04-25T07:13:19.424564Z",
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            "icon": "https://user-uploads.online-go.com/beac7517f2a38056032aeec2064d3ace-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 138742,
            "name": "FNRRT: Round Robin for 9k-6k [FAST?] # III",
            "director": {
                "id": 1872546,
                "username": "Sch-Mentor",
                "country": "001",
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                        "volatility": 0.06
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            "description": "Things to keep in mind:\n* Use the conditional move feature to speed up the game.\n* No pauses and no vacations are allowed; if any player switch it on, then they will be disqualified without further notice or reminder (unless they have an urgent matter to attend to and give notice to TD).\n* Disqualification will occur automatically by the site if a player loses by timeout (if they have more than 50 active games they will be disqualified by the TD too).\n* If disqualified by the TD, all outstanding games will be forfeited, which will affect the player’s ranking.\n* If you find that a player pauses the game, enters vacation mode or has bad behavior, please send a message to the TD.\n* And last but not least: no weekends, just make your move; it’s a tournament, my friend!\n\nNote: OGS has a new feature that automatically turns on vacation mode when a player is reaching a possible lost by timeout. Make sure to disable it in https://online-go.com/settings/vacation",
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            "title": null,
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                "max_time": 172800
            },
            "is_open": true,
            "exclude_provisional": true,
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                "id": 15509,
                "name": "Fast and narrow rank range tournaments",
                "summary": "Tournaments for people who like to play within narrow rank ranges and fast correspondence games.",
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                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
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            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
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            "max_ranking": 24,
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            "ranked": true
        },
        {
            "id": 58146,
            "name": "Fast Correspondence SDK 2020-04-05",
            "director": {
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                "username": "mlopezviedma",
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                "ui_class": "supporter moderator"
            },
            "description": "Please, avoid delaying your games using the vacation feature.\n\nAnalysis is enabled mainly to allow the use of conditional moves.",
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            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
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                "time_control": "fischer",
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                "pause_on_weekends": false,
                "time_increment": 28800,
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                "max_time": 172800
            },
            "is_open": true,
            "exclude_provisional": true,
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                "id": 508,
                "name": "Fast Correspondence",
                "summary": "Tournaments for people who like to play quick correspondence games.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
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                "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-04-05T00:00:00Z",
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            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 21,
            "max_ranking": 29,
            "analysis_enabled": true,
            "exclusivity": "open",
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            "start_waiting": "2020-04-05T00:00:21.196372Z",
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            "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
            "player_count": 10,
            "ranked": true
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        {
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            "name": "9x9 Mini League 1k-9k #143",
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                "username": "wiadp1",
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                "ui_class": ""
            },
            "description": "Special league for players between 9kyu and 1kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
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                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 3524,
                "name": "9x9 Lovers",
                "summary": "A group for Go players who love the 9x9 board.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 698,
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            },
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            "time_start": "2025-05-11T19:00:00Z",
            "players_start": 5,
            "first_pairing_method": "slide",
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