List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=max_ranking&page=4607
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59268,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=4608",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=4606",
    "results": [
        {
            "id": 71582,
            "name": "The big go brawl!",
            "director": {
                "id": 942230,
                "username": "jerrylonglongliu",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/bf56b6490ca41fb465caedad44d96c8a?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 716.9268399153277,
                        "deviation": 73.29843671088285,
                        "volatility": 0.059983383606806724
                    }
                },
                "ranking": 7.212973668160848,
                "professional": false,
                "ui_class": ""
            },
            "description": "GOOD LUCK.",
            "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": true,
            "group": {
                "id": 43,
                "name": "Kyu Level Study Group",
                "summary": "A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 8865,
                "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-02-18T16:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-02-19T15:08:53.485247Z",
            "ended": "2021-04-12T17:20:38.299309Z",
            "start_waiting": "2021-02-19T15:08:53.272306Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 125310,
            "name": "หมากล้อม11/2/68",
            "director": {
                "id": 1712011,
                "username": "siriporn.mai111",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/e3ea29506685b0cce229cf1ec423f6f2?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1500,
                        "deviation": 350,
                        "volatility": 0.06
                    }
                },
                "ranking": 24.303382182144386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "เล่นหมากล้อม",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 6,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "blitz",
                "pause_on_weekends": false,
                "time_increment": 5,
                "initial_time": 30,
                "max_time": 300
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 14502,
                "name": "หมากล้อมโรงเรียนวัดท่าข้าม",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 102,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2025-02-11T05:15:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-02-11T05:06:49.684934Z",
            "ended": "2025-02-11T05:35:14.252763Z",
            "start_waiting": "2025-02-11T05:06:49.301400Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 22,
            "ranked": true
        },
        {
            "id": 69821,
            "name": "round robin",
            "director": {
                "id": 826246,
                "username": "j.z",
                "country": "nz",
                "icon": "https://secure.gravatar.com/avatar/fe4e93f99328e8a7e73f46a295d77421?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1173.1816185486614,
                        "deviation": 65.04246047119402,
                        "volatility": 0.06000874762823385
                    }
                },
                "ranking": 18.614368812763075,
                "professional": false,
                "ui_class": ""
            },
            "description": "joydog",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "per_move": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 7521,
                "name": "Joyoushq",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 13,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2021-01-20T21:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2021-01-07T00:11:38.418136Z",
            "ended": "2021-01-22T22:25:49.120014Z",
            "start_waiting": "2021-01-07T00:11:38.018202Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 62111,
            "name": "Random Tournament blah blah blah",
            "director": {
                "id": 760687,
                "username": "HHG",
                "country": "_United_Federation_of_Planets",
                "icon": "https://secure.gravatar.com/avatar/94b05df11403a71a7a364ac616a2b643?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1358.7847135068978,
                        "deviation": 64.1188301435753,
                        "volatility": 0.0601574746002211
                    }
                },
                "ranking": 22.014439802187283,
                "professional": false,
                "ui_class": ""
            },
            "description": "I'm too lazy to make a title :).",
            "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": true,
            "group": {
                "id": 5903,
                "name": "Active forum users!",
                "summary": "Hi everyone have fun in this group ❤️🧡💛💚💙💜🖤🤍🤎🔴🟠🟡🟢🔵🟣⚫️⚪️🟤🟥🟧🟨🟩🟦🟪⬛️⬜️🟫☯️GS forum https://forums.online-go.com",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 28,
                "icon": "https://user-uploads.online-go.com/5cdf93a4f797602ea9769c9b9181930d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-06-26T00:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-06-26T00:00:39.728733Z",
            "ended": "2020-10-04T15:12:32.189188Z",
            "start_waiting": "2020-06-26T00:00:39.433954Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/5cdf93a4f797602ea9769c9b9181930d-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 69369,
            "name": "有段リーグ(初段以上)",
            "director": {
                "id": 776731,
                "username": "AYAMI.S",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/5985cab067a8cd43093abdd527e1fd32-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2135.391155460219,
                        "deviation": 62.434741307036,
                        "volatility": 0.05997799478924156
                    }
                },
                "ranking": 32.47960874599521,
                "professional": false,
                "ui_class": ""
            },
            "description": "キラキラリーグ内の【有段者向け】リーグ戦です。 持ち時間は14日。 2021年1月7日のリーグ開始時に参加されているメンバーでの総あたり戦になります。(レーティングによる自動ハンデ付き)\n\n全部のゲームが一斉に始まりますので、自分の手番になっている対局はどんどん着手していきましょう。",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 13440,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "total_time": 1209600
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 7692,
                "name": "Yushima Go Cafe (湯島囲碁喫茶)",
                "summary": "This is a group exclusively for guests of Yushima Go Cafe and members of the Online Go Salon.\n湯島囲碁喫茶のゲスト&オンライン囲碁サロンメンバー専用のグループです。",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 114,
                "icon": "https://user-uploads.online-go.com/8246898de5c953274f7be81122b75b69-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-01-07T12:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2021-01-07T12:00:46.187663Z",
            "ended": "2021-01-27T13:23:38.761946Z",
            "start_waiting": "2021-01-07T12:00:45.939065Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/8246898de5c953274f7be81122b75b69-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 125520,
            "name": "Go Zodiac Friendship Games Online ราศีกุมภ์ รุ่น C กระดาน 19x19 (1-4 คิว)",
            "director": {
                "id": 912069,
                "username": "cp03",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/4da1ef892b79d62ea729b1964f8d22fc-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 979.8670006019078,
                        "deviation": 181.69653598082337,
                        "volatility": 0.06001681469772781
                    }
                },
                "ranking": 14.446030270334095,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "แต้มต่อ 6.5 คะแนน",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 15,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 600,
                "period_time": 10,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 10405,
                "name": "Zodiac กลุ่ม C(1-4 คิว)",
                "summary": "",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 156,
                "icon": "https://user-uploads.online-go.com/e347d3f7f8d53cfe3a1fed187a3e1f1e-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2025-02-28T10:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2025-02-28T10:00:52.032903Z",
            "ended": "2025-02-28T12:03:12.284768Z",
            "start_waiting": "2025-02-28T10:00:51.713008Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/e347d3f7f8d53cfe3a1fed187a3e1f1e-15.png",
            "player_count": 20,
            "ranked": true
        },
        {
            "id": 117042,
            "name": "🦅🦅🦅  - El Condor Pasa - 🦅🦅🦅  #3",
            "director": {
                "id": 1436588,
                "username": "Arrow A6 anti-",
                "country": "zz",
                "icon": "https://user-uploads.online-go.com/8670729a0e8d1142fea14d8bd6800517-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 588.6751839572613,
                        "deviation": 80.73457404236709,
                        "volatility": 0.0636275307525229
                    }
                },
                "ranking": 5,
                "professional": false,
                "ui_class": ""
            },
            "description": "🦅🦅🦅 El Condor Pasa 🦅🦅🦅\n<tr />\n<tr />\n\n<H3><a Href=\"https://online-go.com/group/13797\">无间勤碁术化&#20welcome to join\n</a></h3>\n\n<html>\n<body>\n\n<embed src=\"https://www.youtube.com/embed/iNcuE9ToyJc\" loop=\"loop\" autoplay=\"autoplay\"  style=\"width:100%;height:100%;vertical-align : middle;\" > <!-- width=\"380\" height=\"240\"> -->\n\n</body>\n</html>\n<tr />\n\t\n<!-- https://youtu.be/iNcuE9ToyJc?si=wKBn_Mpvjs7RuZiZ -->\n\n\n\n\n\n<a href=\"https://info.flagcounter.com/0hib\"><img src=\"https://s01.flagcounter.com/mini/0hib/bg_000000/txt_FFFFFF/border_CCCCCC/flags_1/\" alt=\"Flag Counter\" border=\"0\"></a>\n\n<p style=\"display:none;83512\"> \n</p> \n\n<div style=\"display:none;12345\"> \n</div>",
            "schedule": null,
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": -1,
            "rules": "nz",
            "time_per_move": 88451,
            "time_control_parameters": {
                "system": "canadian",
                "time_control": "canadian",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 259200,
                "period_time": 259200,
                "stones_per_period": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 13797,
                "name": " 无间勤碁术化  Go Advance forward forever",
                "summary": "欢迎围棋爱好者来到属于您的园地\n\n\n          In Your 💖 Go to Universes everywhere",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 496,
                "icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2024-06-25T01:00:00Z",
            "players_start": 6,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-06-25T01:00:28.626184Z",
            "ended": "2025-02-16T10:48:46.431974Z",
            "start_waiting": "2024-06-25T01:00:26.602085Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-15.png",
            "player_count": 19,
            "ranked": true
        },
        {
            "id": 82209,
            "name": "Come if you want to play! Join! XD Swiss tournament 13x13 The new year’s game!",
            "director": {
                "id": 940672,
                "username": "Yui_Chit",
                "country": "hk",
                "icon": "https://user-uploads.online-go.com/64c6a9c7efc232fff77bcfc11a09a4c9-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1091.535465738471,
                        "deviation": 61.19698695403642,
                        "volatility": 0.06013484949468346
                    }
                },
                "ranking": 16.944466688032787,
                "professional": false,
                "ui_class": ""
            },
            "description": "Come and play! Don’t use AI or you’ll be fired!",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": -1,
            "rules": "chinese",
            "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": 28,
                "name": "Teaching League",
                "summary": "The teaching league is a group for players who want to improve their game by playing, as well as by teaching weaker players.\n\nQuick rule summary: no handicap, moderate time settings, stronger player creates a review.\n\nPlease add \"TL\" to the game name.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 4477,
                "icon": "https://user-uploads.online-go.com/b1a8e87e33263bc92ccdc6303c0c184c-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-12-31T15:59:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-12-31T15:59:54.218915Z",
            "ended": "2023-01-22T03:33:55.955446Z",
            "start_waiting": "2021-12-31T15:59:53.052739Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/b1a8e87e33263bc92ccdc6303c0c184c-15.png",
            "player_count": 30,
            "ranked": true
        },
        {
            "id": 63646,
            "name": "Manchester Go Club - Rapid 19x19 Tournament #10",
            "director": {
                "id": 206311,
                "username": "taiyaki 鯛焼き",
                "country": "jp",
                "icon": "https://user-uploads.online-go.com/bf298249efe61246416591f25414b80c-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1867.1000057404892,
                        "deviation": 65.45025222666547,
                        "volatility": 0.060005676838603444
                    }
                },
                "ranking": 29.37141073911507,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Welcome to the 10th Manchester Go Club Rapid 19x19 Tournament. Please make sure to log in to OGS and open this page in your browser before 8:15 PM GMT+1 to be included in the draw!",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "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": 4609,
                "name": "Manchester Go Club",
                "summary": "A group for players living in or connected to Manchester, UK. Go friends from around the world are also welcome to join us!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 103,
                "icon": "https://user-uploads.online-go.com/765ff76c1663dd5f81156a7cd3befddd-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-08-06T19:20:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2020-08-06T19:20:21.367763Z",
            "ended": "2020-08-06T22:08:34.518283Z",
            "start_waiting": "2020-08-06T19:20:21.119357Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/765ff76c1663dd5f81156a7cd3befddd-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 99226,
            "name": "Max and Egor",
            "director": {
                "id": 1274190,
                "username": "Gosha_pro",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/14d63eab9356610cef062d1ad932bbf9-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1500,
                        "deviation": 350,
                        "volatility": 0.06
                    }
                },
                "ranking": 24.303382182144386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Max and Egor",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 45,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 900,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 12787,
                "name": "Gosha.pro",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 52,
                "icon": "https://user-uploads.online-go.com/14d63eab9356610cef062d1ad932bbf9-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-01-22T06:00:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "invite",
            "started": "2023-01-22T06:09:56.151457Z",
            "ended": "2023-01-22T06:10:44.187441Z",
            "start_waiting": "2023-01-22T06:09:56.083185Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/14d63eab9356610cef062d1ad932bbf9-15.png",
            "player_count": 2,
            "ranked": true
        }
    ]
}