List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=max_ranking&page=311
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=max_ranking&page=310",
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            "description": "Турнир для игры между участниками группы Йошкар-Ола для совместных игр и их разборов :)",
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                "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
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                "id": 3524,
                "name": "9x9 Lovers",
                "summary": "A group for Go players who love the 9x9 board.",
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            "id": 82665,
            "name": "9x9 Double Elimination🦎",
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                "username": "wiadp1",
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            },
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            "schedule": null,
            "title": null,
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                "summary": "A group for Go players who love the 9x9 board.",
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                "hide_details": false,
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        {
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            "name": "DDK 9x9 Elimination",
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                "username": "DVbS78rkR7NVe",
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            },
            "description": "Join the group for more cat tournaments ^__^",
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                "max_time": 259200
            },
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            "exclude_provisional": false,
            "group": {
                "id": 6124,
                "name": "Leopard's Resting Tree",
                "summary": "A little corner for cat tournaments",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
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            "subsequent_pairing_method": "slide",
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        },
        {
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            "name": "Fast Correspondence DDK 2020-04-13",
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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,
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                "max_time": 172800
            },
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            "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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            },
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            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
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            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
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            "ended": "2020-05-27T18:02:05.167264Z",
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            "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
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            "ranked": true
        },
        {
            "id": 78494,
            "name": "Open tourment - 20k to 10k - Go Beginners Group",
            "director": {
                "id": 75250,
                "username": "mcardenas",
                "country": "ar",
                "icon": "https://user-uploads.online-go.com/e99f42d2b8300f36dc8caaa5d5149fe4-64.png",
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                },
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                "ui_class": ""
            },
            "description": "OPEN TO ALL !!\n20k to 10k\nGo Beginners Group",
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                "speed": "correspondence",
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                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 177,
                "name": "GO Beginners",
                "summary": "For alle GO beginners of the world. We play tournaments with rating limit.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
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                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
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            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
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            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
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            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 89812,
            "name": "The Go Club Tournament",
            "director": {
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                "username": "USE17",
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                "icon": "https://secure.gravatar.com/avatar/8a6e68aaae476904d26cb7a7372643ea?s=64&d=retro",
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                },
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                "professional": false,
                "ui_class": ""
            },
            "description": "Beginners Tournament",
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            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 13,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 120,
                "period_time": 12,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 2144,
                "name": "The Online Go Club",
                "summary": "A fun group for players to play and make friends!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 247,
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            "subsequent_pairing_method": "slaughter",
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            "max_ranking": 20,
            "analysis_enabled": true,
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            "ended": "2022-05-10T15:28:51.646887Z",
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            "ranked": true
        },
        {
            "id": 119191,
            "name": "DDK auto handicap: 3d+12h/move",
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                "username": "hckrpl",
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            },
            "description": "Everyone is free to join :)\n\nHandicap is set to auto.\n\nRemeber that turning vacation on disqualifies from the tournament (it's how OGS works, I don't know if it even can be disabled). Same holds for losing because of timeout. Please don't pause games unless both players agree, this may also cause disqualification. Let's have good time and play some go :)",
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                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 7228,
                "name": "DDK Proving Grounds (Double Digit Kyu)",
                "summary": "A place for DDK's to play against other DDK's without fear of SDK's trying to hop in. We do B League (25k-18k) & A League (17k-10k) tournaments monthly.",
                "require_invitation": false,
                "is_public": true,
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                "hide_details": false,
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            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
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            "max_ranking": 20,
            "analysis_enabled": false,
            "exclusivity": "open",
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            "ended": "2025-07-16T10:16:28.482442Z",
            "start_waiting": "2024-08-18T10:00:10.471116Z",
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