List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=min_ranking&page=4267
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59677,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=min_ranking&page=4268",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=min_ranking&page=4266",
    "results": [
        {
            "id": 56904,
            "name": "Grand Prix 9x9 ogs cup tournament",
            "director": {
                "id": 608344,
                "username": "Gampanut Gosquare",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/ffb691247701484b4fdea8cc8aaf6244-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1966.384252928422,
                        "deviation": 61.43490739770516,
                        "volatility": 0.06044801454387868
                    }
                },
                "ranking": 30.570812786901453,
                "professional": false,
                "ui_class": ""
            },
            "description": "For every one who want to win this title",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 31,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 30,
                "initial_time": 120,
                "max_time": 300
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 25,
                "name": "Go Basics",
                "summary": "A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 17966,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-02-25T03:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-02-27T02:26:39.465470Z",
            "ended": "2020-02-27T02:38:59.934799Z",
            "start_waiting": "2020-02-27T02:26:38.933587Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 56560,
            "name": "Really Fast Correspondence #5 9*9",
            "director": {
                "id": 523751,
                "username": "Knight-Hawk",
                "country": "_Pirate",
                "icon": "https://secure.gravatar.com/avatar/ebcdd983ef5a461fc40293b000c7e227?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1835.080788897759,
                        "deviation": 68.57545904469787,
                        "volatility": 0.0600653774068437
                    }
                },
                "ranking": 28.970963870765477,
                "professional": false,
                "ui_class": ""
            },
            "description": "Welcome to #5, starts on Monday unless full. Have fun!!",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 15360,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 14400,
                "initial_time": 86400,
                "max_time": 172800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "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,
                "member_count": 822,
                "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2020-02-25T01:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-02-25T01:00:33.980442Z",
            "ended": "2020-03-03T18:55:00.506023Z",
            "start_waiting": "2020-02-25T01:00:26.996494Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 56914,
            "name": "korea go",
            "director": {
                "id": 727930,
                "username": "09sai",
                "country": "kr",
                "icon": "https://user-uploads.online-go.com/4aeeade9671720a17dee9f10076efd64-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1888.4807111427333,
                        "deviation": 74.97761981725517,
                        "volatility": 0.06005050216536164
                    }
                },
                "ranking": 29.635001759980607,
                "professional": false,
                "ui_class": ""
            },
            "description": "korea go",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 93120,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 86400,
                "initial_time": 604800,
                "max_time": 2419200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 4424,
                "name": "KOREA GO",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 8,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-02-25T10:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-02-26T15:32:10.443387Z",
            "ended": "2020-03-04T15:38:38.818468Z",
            "start_waiting": "2020-02-26T15:32:10.067341Z",
            "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": 125933,
            "name": "ტურნირი #2",
            "director": {
                "id": 1459143,
                "username": "Gochadvalii",
                "country": "ge",
                "icon": "https://secure.gravatar.com/avatar/91b1714ddc9099ef33e2e3b50fad9a7a?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 928.3353123041323,
                        "deviation": 60.58675833768408,
                        "volatility": 0.059975335312069306
                    }
                },
                "ranking": 13.195378065368748,
                "professional": false,
                "ui_class": ""
            },
            "description": "წარმატებული თამაში მონაწილეებს",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 35,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 420,
                "period_time": 20,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 15109,
                "name": "გო ქუთაისში",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": true,
                "member_count": 34,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2025-03-01T17:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 15,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-03-01T17:00:51.127927Z",
            "ended": "2025-03-01T18:21:32.176372Z",
            "start_waiting": "2025-03-01T17:00:51.048892Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 119673,
            "name": "Torneo Torta 3ro y 4to basico",
            "director": {
                "id": 1861,
                "username": "sbstnmntlf",
                "country": "cl",
                "icon": "https://user-uploads.online-go.com/268a3294e0b64c27c9707f9b961dd3f7-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1909.9402896498905,
                        "deviation": 75.90657873965178,
                        "volatility": 0.06006553358457227
                    }
                },
                "ranking": 29.89658125733005,
                "professional": false,
                "ui_class": ""
            },
            "description": "El ganador obtendrá una doble torta.\n\nInvitados especiales: 2do basico y 5to basico.",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 13,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 10,
                "initial_time": 180,
                "max_time": 180
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 2528,
                "name": "British School Punta Arenas",
                "summary": "Grupo que reúne a los alumnos del Taller de Go del British School - Punta Arenas\n",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 196,
                "icon": "https://user-uploads.online-go.com/ea174198bf56c9217e3605e1d81eefd5-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-08-29T19:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2024-08-29T18:40:14.178176Z",
            "ended": "2024-08-29T19:41:18.967053Z",
            "start_waiting": "2024-08-29T18:40:14.048555Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/ea174198bf56c9217e3605e1d81eefd5-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 59577,
            "name": "Round robin tournament 2",
            "director": {
                "id": 747928,
                "username": "李建澔2",
                "country": "_Olimpic_Movement",
                "icon": "https://user-uploads.online-go.com/7dfcf7f08dc31d02b156957bca67bbdd-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1174.3551066903533,
                        "deviation": 64.4887180154099,
                        "volatility": 0.06015229462096002
                    }
                },
                "ranking": 18.63751328794923,
                "professional": false,
                "ui_class": ""
            },
            "description": "Have fun 2 days per move",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 172800,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "per_move": 172800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 4456,
                "name": "Our Go House",
                "summary": "Hello this is Our Go House 🔰🔰\n😃🙃😊👋 YEET",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 160,
                "icon": "https://user-uploads.online-go.com/bf53577eefa2af10bcf48655c23a2b4a-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-04-25T00:00:00Z",
            "players_start": 10,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-04-28T00:40:51.003066Z",
            "ended": "2020-07-23T16:44:55.722304Z",
            "start_waiting": "2020-04-28T00:40:47.453155Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/bf53577eefa2af10bcf48655c23a2b4a-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 75500,
            "name": "19×19 Handicap Tournament😝",
            "director": {
                "id": 895939,
                "username": "deleted-0f05b810-64ef-45e0-b5e9-674280e5329a",
                "country": "jp",
                "icon": "https://secure.gravatar.com/avatar/03d04459d07cb29db75ec8427a119b2a?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1760.6998485939982,
                        "deviation": 75.39797891072622,
                        "volatility": 0.06005702763782733
                    }
                },
                "ranking": 28.013083174070527,
                "professional": false,
                "ui_class": ""
            },
            "description": "Welcome to this Tournament!",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 172800,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "per_move": 172800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 836,
                "name": "愛碁会(gokichi-kai)",
                "summary": "碁は楽しむことが一番(≧∇≦)",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 37,
                "icon": "https://user-uploads.online-go.com/954e9e2aaf36bd6aacb314a67bc421bd-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2021-06-07T01:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-06-07T01:00:42.238884Z",
            "ended": "2022-07-19T19:46:04.506160Z",
            "start_waiting": "2021-06-07T01:00:41.741001Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/954e9e2aaf36bd6aacb314a67bc421bd-15.png",
            "player_count": 24,
            "ranked": true
        },
        {
            "id": 56710,
            "name": "9x9 D.E. (New Zealand Rules)",
            "director": {
                "id": 582354,
                "username": "GlacialNoivern",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/bae7db25edc19db310969d9c23831e70-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1538.257364713131,
                        "deviation": 65.55077561199136,
                        "volatility": 0.06026203340214659
                    }
                },
                "ranking": 24.886416928616224,
                "professional": false,
                "ui_class": ""
            },
            "description": "☆ The default tournament pairing method is Strength, to ensure matches remain competitive the entire contest.\n \n☆ This is a ‘Fast Correspondence Tournament’. Please, avoid delaying your games using the vacation feature or pause. If that’s the case, the tournament director may call the game for your opponent (always with previous notice).\n \n☆ Does NOT pause on the weekend.\n \n☆ If this sounds like a good time to you, please join us!\n\n<HR><BR>\nTournaments are a great way to find people who are more competitive than your average opponent. A big part of improving your own skills is by having them tested by capable adversaries. If you would like to be apart of more Chinese ruleset tournaments, check out our group for weekly opportunities.<BR><BR>",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "nz",
            "time_per_move": 45120,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 43200,
                "initial_time": 172800,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 3207,
                "name": "New Zealand Tournaments",
                "summary": "This group exists as a place to enjoy weekly tournaments with competitively minded players using the lesser known but arguably strategically superior New Zealand rule set. All are welcome here ヽ(≧◡≦)ノ",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 593,
                "icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-02-23T02:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-02-24T10:59:51.278418Z",
            "ended": "2020-03-06T22:45:46.516876Z",
            "start_waiting": "2020-02-24T10:59:50.815141Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 77155,
            "name": "12 Lines: Even Board Sizes Series",
            "director": {
                "id": 109488,
                "username": "DVbS78rkR7NVe",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/e379f98cdecd568bf2a9c1deb14ea283?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2026.1476299885521,
                        "deviation": 66.05609734432652,
                        "volatility": 0.059874270189468615
                    }
                },
                "ranking": 31.26391960044579,
                "professional": false,
                "ui_class": ""
            },
            "description": "Join the group for more cat tournaments ^__^",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 259200
            },
            "is_open": true,
            "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,
                "member_count": 311,
                "icon": "https://user-uploads.online-go.com/7198cc33b9da0045cda9721b7fc8e4f2-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-07-10T13:00:00Z",
            "players_start": 2,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-07-10T13:00:25.001506Z",
            "ended": "2022-08-03T20:55:16.168064Z",
            "start_waiting": "2021-07-10T13:00:24.468529Z",
            "board_size": 12,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/7198cc33b9da0045cda9721b7fc8e4f2-15.png",
            "player_count": 28,
            "ranked": true
        },
        {
            "id": 56915,
            "name": "korea go",
            "director": {
                "id": 727930,
                "username": "09sai",
                "country": "kr",
                "icon": "https://user-uploads.online-go.com/4aeeade9671720a17dee9f10076efd64-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1888.4807111427333,
                        "deviation": 74.97761981725517,
                        "volatility": 0.06005050216536164
                    }
                },
                "ranking": 29.635001759980607,
                "professional": false,
                "ui_class": ""
            },
            "description": "korea go",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "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": 4424,
                "name": "KOREA GO",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 8,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-02-25T10:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-02-26T04:28:40.375560Z",
            "ended": "2020-03-03T01:50:25.177008Z",
            "start_waiting": "2020-02-26T04:28:40.167678Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 2,
            "ranked": true
        }
    ]
}