List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=name&page=5251
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59890,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=name&page=5252",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=name&page=5250",
    "results": [
        {
            "id": 6245,
            "name": "The OG Tourney",
            "director": {
                "id": 111741,
                "username": "UnitedStatesofAmerica",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/16aa5bc8aad867947c0942d157848bd4?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1361.031237358315,
                        "deviation": 78.84673389850367,
                        "volatility": 0.06003358694276174
                    }
                },
                "ranking": 22.052682859752277,
                "professional": false,
                "ui_class": ""
            },
            "description": "This is just a fun round robin tourney.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 96000,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 864000,
                "max_time": 1296000,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 78,
                "name": "OGS Mini Tournaments",
                "summary": "The home for all of the old OGS mini tournaments",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 384,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2015-04-01T21:20:00Z",
            "players_start": 10,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2015-04-11T01:54:30.494293Z",
            "ended": "2016-01-28T18:37:44.079631Z",
            "start_waiting": "2015-04-11T01:54:30.066652Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 89020,
            "name": "The Online Go Club Tournament 1",
            "director": {
                "id": 1095664,
                "username": "USE17",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/8a6e68aaae476904d26cb7a7372643ea?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1188.792006203979,
                        "deviation": 61.76404829061147,
                        "volatility": 0.0606255655038105
                    }
                },
                "ranking": 18.920372006199532,
                "professional": false,
                "ui_class": ""
            },
            "description": "Beginner tournament",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 15,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 60,
                "period_time": 15,
                "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,
                "icon": "https://user-uploads.online-go.com/806d6fed72c1e320ac298fb816c0b8fc-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-04-24T15:00:00Z",
            "players_start": 3,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-04-24T15:00:48.332164Z",
            "ended": "2022-04-24T15:26:47.230095Z",
            "start_waiting": "2022-04-24T15:00:48.214532Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/806d6fed72c1e320ac298fb816c0b8fc-15.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 35351,
            "name": "The PCM Cup",
            "director": {
                "id": 514837,
                "username": "Pizzorni",
                "country": "_United_Federation_of_Planets",
                "icon": "https://secure.gravatar.com/avatar/cab7c95d1ea71a7bc3623d62be24e3fa?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1153.7135919936209,
                        "deviation": 114.60480233331549,
                        "volatility": 0.059999352354061584
                    }
                },
                "ranking": 18.226989674297084,
                "professional": false,
                "ui_class": ""
            },
            "description": "The first rendition of the world's soon to be most prestigious go tournament",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 2284,
                "name": "Team PCM",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 4,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2018-03-13T06:59:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2018-03-13T06:59:28.264371Z",
            "ended": "2018-05-11T16:16:18.403027Z",
            "start_waiting": "2018-03-13T06:59:28.105459Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 654,
            "name": "The Return 2",
            "director": {
                "id": 11897,
                "username": "Baby_Lucifer63467",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/41eccf74b4c9d21c4b47db017c90c81a?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1511.40778006541,
                        "deviation": 65.74550217407152,
                        "volatility": 0.06000717697124527
                    }
                },
                "ranking": 24.47877614475353,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 78,
                "name": "OGS Mini Tournaments",
                "summary": "The home for all of the old OGS mini tournaments",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 384,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 9,
            "max_ranking": 13,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2009-03-14T08:18:43Z",
            "ended": "2009-03-14T07:18:43Z",
            "start_waiting": null,
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 653,
            "name": "The Return Tournament 1",
            "director": {
                "id": 11897,
                "username": "Baby_Lucifer63467",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/41eccf74b4c9d21c4b47db017c90c81a?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1511.40778006541,
                        "deviation": 65.74550217407152,
                        "volatility": 0.06000717697124527
                    }
                },
                "ranking": 24.47877614475353,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 78,
                "name": "OGS Mini Tournaments",
                "summary": "The home for all of the old OGS mini tournaments",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 384,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 13,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2008-11-25T14:27:15Z",
            "ended": "2008-11-25T13:27:15Z",
            "start_waiting": null,
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 729,
            "name": "The Return of Rock_Lee_Eh!",
            "director": {
                "id": 8599,
                "username": "Rock_Lee_Eh",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/73741ea570def1d114a9ac9bb6726916?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1337.3648265894894,
                        "deviation": 65.28167659816387,
                        "volatility": 0.06002553520999352
                    }
                },
                "ranking": 21.646596099323933,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 604800,
                "max_time": 604800,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 78,
                "name": "OGS Mini Tournaments",
                "summary": "The home for all of the old OGS mini tournaments",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 384,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 10,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2009-03-02T14:51:44Z",
            "ended": "2009-03-02T13:51:44Z",
            "start_waiting": null,
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 1005,
            "name": "The Rose Mini-Tournament #1",
            "director": {
                "id": 28088,
                "username": "Princess_Rose",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/12541b92aa2697e007f43f9805fbeb9c-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 801.7140147959251,
                        "deviation": 76.13719481429828,
                        "volatility": 0.059953748513268734
                    }
                },
                "ranking": 9.8006379617329,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 78,
                "name": "OGS Mini Tournaments",
                "summary": "The home for all of the old OGS mini tournaments",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 384,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2010-02-05T05:22:33Z",
            "ended": "2010-02-05T04:22:33Z",
            "start_waiting": null,
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 68036,
            "name": "The Round Robin",
            "director": {
                "id": 876776,
                "username": "johnbyronharvey",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/150e28b87f4b5107a8fdd71aa4003f0a?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 700.0654313151398,
                        "deviation": 165.29733556994623,
                        "volatility": 0.060001559328195356
                    }
                },
                "ranking": 6.662003783196236,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Mario v HeeSeok v Byron",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 7356,
                "name": "Traveling Band",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 2,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-11-19T23:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-11-21T10:49:29.188462Z",
            "ended": "2020-11-22T07:11:08.902792Z",
            "start_waiting": "2020-11-21T10:49:29.030901Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 140570,
            "name": "The Rumble of Stones",
            "director": {
                "id": 1776211,
                "username": "MAESTRO of BADUK",
                "country": "kr",
                "icon": "https://user-uploads.online-go.com/2de231e0b190d65fe2d68b51bd7b4b2a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1765.8457749710974,
                        "deviation": 66.75091733123472,
                        "volatility": 0.060023906467443114
                    }
                },
                "ranking": 28.080644063903023,
                "professional": false,
                "ui_class": ""
            },
            "description": "This is for players who want to play fast correspondence match \n\nSwiss system for 10k ~ 5k\n\nStart time: 1 day\n\nFischer:: 6 hours\n\nMax. Time: 2 days\n\n*****\nPlease be careful below the rule;\n\nNO PAUSE & NO VACATION, anyone who takes on the vacation or pauses a game, will be disqualified.\n\nPlease send the tournament director a message if you find that your opponent pauses or turns vacation mode on.",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 22284,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 21600,
                "initial_time": 86400,
                "max_time": 172800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 15815,
                "name": "RollingStones : Global & 한국인",
                "summary": "한국인 대환영. 한국인과 글로벌 유저들을 위한 모임, We are connected all together.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 76,
                "icon": "https://user-uploads.online-go.com/2de231e0b190d65fe2d68b51bd7b4b2a-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2026-05-31T05:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 20,
            "max_ranking": 25,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2026-05-29T17:21:08.698777Z",
            "ended": null,
            "start_waiting": "2026-05-29T17:21:08.594121Z",
            "board_size": 19,
            "active_round": 1,
            "icon": "https://user-uploads.online-go.com/2de231e0b190d65fe2d68b51bd7b4b2a-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 134066,
            "name": "The Rumble of Stones",
            "director": {
                "id": 1776211,
                "username": "MAESTRO of BADUK",
                "country": "kr",
                "icon": "https://user-uploads.online-go.com/2de231e0b190d65fe2d68b51bd7b4b2a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1765.8457749710974,
                        "deviation": 66.75091733123472,
                        "volatility": 0.060023906467443114
                    }
                },
                "ranking": 28.080644063903023,
                "professional": false,
                "ui_class": ""
            },
            "description": "This is for players who want to play fast correspondence match \n\nDouble elimination for 15k ~ 5k\n\nStart time: 1 day + 12 hours\n\nFischer:: 6 hours\n\nMax. Time: 2 days\n\n*****\nPlease be careful below the rule;\n\nNO PAUSE & NO VACATION, anyone who takes on the vacation or pauses a game, will be disqualified.\n\nPlease send the tournament director a message if you find that your opponent pauses or turns vacation mode on.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 22626,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 21600,
                "initial_time": 129600,
                "max_time": 172800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 15815,
                "name": "RollingStones : Global & 한국인",
                "summary": "한국인 대환영. 한국인과 글로벌 유저들을 위한 모임, We are connected all together.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 76,
                "icon": "https://user-uploads.online-go.com/2de231e0b190d65fe2d68b51bd7b4b2a-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2025-11-12T18:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "random",
            "min_ranking": 15,
            "max_ranking": 25,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2025-11-12T11:41:06.017686Z",
            "ended": null,
            "start_waiting": "2025-11-12T11:41:05.654203Z",
            "board_size": 19,
            "active_round": 5,
            "icon": "https://user-uploads.online-go.com/2de231e0b190d65fe2d68b51bd7b4b2a-15.png",
            "player_count": 32,
            "ranked": true
        }
    ]
}