List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=auto_start_on_max&page=5206
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59001,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=auto_start_on_max&page=5207",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=auto_start_on_max&page=5205",
    "results": [
        {
            "id": 130750,
            "name": "9x9 Mini League 10k-25k #317",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1403.533157928888,
                        "deviation": 68.76603329955958,
                        "volatility": 0.06017440557456411
                    }
                },
                "ranking": 22.764546900089854,
                "professional": false,
                "ui_class": ""
            },
            "description": "Special league for players between 25kyu and 10kyu. 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,
            "rules": "japanese",
            "time_per_move": 95543,
            "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": 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": 697,
                "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2025-08-03T19:00:00Z",
            "players_start": 5,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-07-28T18:02:28.291692Z",
            "ended": "2025-09-20T23:30:23.347585Z",
            "start_waiting": "2025-07-28T18:02:28.155586Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 81114,
            "name": "9/10 1 -> 謝汶熹\t2 -> 黃暐升",
            "director": {
                "id": 818416,
                "username": "傳碁學園",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1898.3468207617877,
                        "deviation": 71.28817954667363,
                        "volatility": 0.06041644550084839
                    }
                },
                "ranking": 29.755630942351214,
                "professional": false,
                "ui_class": ""
            },
            "description": "9/10 1 -> 謝汶熹\t2 -> 黃暐升",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 26,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 600,
                "period_time": 20,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 6399,
                "name": "傳碁 B班",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 53,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2021-10-09T05:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2021-10-09T04:55:47.713920Z",
            "ended": "2021-10-09T05:28:50.578454Z",
            "start_waiting": "2021-10-09T04:55:47.657197Z",
            "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": 93287,
            "name": "黃穎兒Silvia 黃星澄Sofie",
            "director": {
                "id": 818416,
                "username": "傳碁學園",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1898.3468207617877,
                        "deviation": 71.28817954667363,
                        "volatility": 0.06041644550084839
                    }
                },
                "ranking": 29.755630942351214,
                "professional": false,
                "ui_class": ""
            },
            "description": "黃穎兒Silvia\n黃星澄Sofie",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 36,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 600,
                "period_time": 30,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 7530,
                "name": "傳碁 D班",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 71,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2022-08-08T07:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2022-08-08T06:43:00.603957Z",
            "ended": "2022-08-08T07:12:38.765260Z",
            "start_waiting": "2022-08-08T06:43:00.544861Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 111443,
            "name": "9x9 Open D.E. Cup #119",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1403.533157928888,
                        "deviation": 68.76603329955958,
                        "volatility": 0.06017440557456411
                    }
                },
                "ranking": 22.764546900089854,
                "professional": false,
                "ui_class": ""
            },
            "description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/10842",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 95543,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
            "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": 697,
                "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2024-01-14T20:00:00Z",
            "players_start": 8,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-01-11T00:16:32.379312Z",
            "ended": "2024-08-02T12:42:29.376424Z",
            "start_waiting": "2024-01-11T00:16:32.205799Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 87245,
            "name": "9x9 Open D.E. Cup #9",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1403.533157928888,
                        "deviation": 68.76603329955958,
                        "volatility": 0.06017440557456411
                    }
                },
                "ranking": 22.764546900089854,
                "professional": false,
                "ui_class": ""
            },
            "description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/10842",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "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": false,
            "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": 697,
                "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2022-03-20T21:00:00Z",
            "players_start": 8,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-03-18T11:17:04.166366Z",
            "ended": "2022-09-06T16:49:09.839155Z",
            "start_waiting": "2022-03-18T11:17:04.024959Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 113842,
            "name": "2024 Spring Lviv Tournament 19x19",
            "director": {
                "id": 609428,
                "username": "ValB",
                "country": "ua",
                "icon": "https://secure.gravatar.com/avatar/881c4de8d619d01fdb5201e2826c5264?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1499.0377830139478,
                        "deviation": 67.60740003899596,
                        "volatility": 0.060009372442336596
                    }
                },
                "ranking": 24.288527201578546,
                "professional": false,
                "ui_class": ""
            },
            "description": "Всім успіху у весняному турнірі!",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 26243,
            "time_control_parameters": {
                "system": "canadian",
                "time_control": "canadian",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 259200,
                "period_time": 604800,
                "stones_per_period": 25
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 1460,
                "name": "Lviv Club",
                "summary": "Lviv Go Players Group",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 27,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2024-03-17T20:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2024-03-17T20:00:35.432696Z",
            "ended": "2024-04-30T08:16:45.787057Z",
            "start_waiting": "2024-03-17T20:00:35.160868Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 10457,
            "name": "S*t*r*e*n*g*t*h - crowded- 19*19",
            "director": {
                "id": 114073,
                "username": "elma.218",
                "country": "tr",
                "icon": "https://user-uploads.online-go.com/c451275c8b10a1d6c4052257d70c3cd1-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1787.7450440536031,
                        "deviation": 64.86830524553237,
                        "volatility": 0.05997042542835535
                    }
                },
                "ranking": 28.365974887281094,
                "professional": false,
                "ui_class": ""
            },
            "description": "lets make it crowded",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 447,
                "name": "turkey go players team",
                "summary": "Kader Oyunu (the game of destiny)",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 165,
                "icon": "https://user-uploads.online-go.com/39a22b3e039c1dfce80ceebe3004d6ac-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2015-09-06T21:47:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 10,
            "max_ranking": 25,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2015-09-06T21:47:51.702941Z",
            "ended": "2016-03-24T02:45:43.320891Z",
            "start_waiting": "2015-09-06T21:47:51.615729Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/39a22b3e039c1dfce80ceebe3004d6ac-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 11251,
            "name": "Go tournamet 19 by 19",
            "director": {
                "id": 90846,
                "username": "Maximumrider",
                "country": "ca",
                "icon": "https://secure.gravatar.com/avatar/5713315c50320ec20b2e62a74907bcfe?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1247.2151178919307,
                        "deviation": 64.13061621858618,
                        "volatility": 0.0600776439128857
                    }
                },
                "ranking": 20.03100458699606,
                "professional": false,
                "ui_class": ""
            },
            "description": "Go tournament 19 by 19",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 88320,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 172800,
                "max_time": 259200,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 588,
                "name": "Intermediate Go",
                "summary": "for players ready for advanced go",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 11,
                "icon": "https://user-uploads.online-go.com/35a98fe2f49543d1a9149d837f3ffad9-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2015-10-16T00:15:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2015-10-14T20:02:26.263591Z",
            "ended": "2016-09-02T14:15:32.758386Z",
            "start_waiting": "2015-10-14T20:02:26.041786Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/35a98fe2f49543d1a9149d837f3ffad9-15.png",
            "player_count": 11,
            "ranked": true
        },
        {
            "id": 84047,
            "name": "Correspondence19×19Round Robin20211228forKyu",
            "director": {
                "id": 782501,
                "username": "マンジュリカ",
                "country": "jp",
                "icon": "https://user-uploads.online-go.com/fbeb691b3d1b4b41a890cb9b89b59bc6-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1613.1492347649423,
                        "deviation": 66.21889845362597,
                        "volatility": 0.05849840812884101
                    }
                },
                "ranking": 25.986924418598104,
                "professional": false,
                "ui_class": ""
            },
            "description": "no vacation",
            "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",
                "pause_on_weekends": true,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 2214,
                "name": "Dogs fun",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 11,
                "icon": "https://user-uploads.online-go.com/cabe872fc4d0083bc32905811a4b62e8-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2021-12-28T00:00:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 29,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-12-26T23:12:59.713250Z",
            "ended": "2022-04-04T08:21:43.708757Z",
            "start_waiting": "2021-12-26T23:12:58.636133Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/cabe872fc4d0083bc32905811a4b62e8-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 56336,
            "name": "Go Beginners - OPEN - 25 to 15 Kyu",
            "director": {
                "id": 75250,
                "username": "mcardenas",
                "country": "ar",
                "icon": "https://user-uploads.online-go.com/e99f42d2b8300f36dc8caaa5d5149fe4-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 952.1642396684373,
                        "deviation": 65.15643795973772,
                        "volatility": 0.05996596142427853
                    }
                },
                "ranking": 13.782104285234388,
                "professional": false,
                "ui_class": ""
            },
            "description": "Open to alls",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 88320,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 86400,
                "initial_time": 172800,
                "max_time": 345600
            },
            "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,
                "member_count": 259,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2020-02-08T23:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 15,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-02-08T23:00:25.881604Z",
            "ended": "2020-06-16T22:13:33.769087Z",
            "start_waiting": "2020-02-08T23:00:23.990201Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 7,
            "ranked": true
        }
    ]
}