List all tournaments or create a new tournament.

GET /api/v1/tournaments/?ordering=rules&page=4
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59346,
    "next": "https://online-go.com/api/v1/tournaments/?ordering=rules&page=5",
    "previous": "https://online-go.com/api/v1/tournaments/?ordering=rules&page=3",
    "results": [
        {
            "id": 2612,
            "name": "SDK4",
            "director": {
                "id": 104,
                "username": "Oolong4Go",
                "country": "_Klingon",
                "icon": "https://secure.gravatar.com/avatar/8e91ccf2e8ceef7a17d825edc71c1924?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1487.0974735216928,
                        "deviation": 79.93436684201419,
                        "volatility": 0.06000532839122804
                    }
                },
                "ranking": 24.103391824779585,
                "professional": false,
                "ui_class": ""
            },
            "description": "Even games ",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "aga",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 259200,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 20,
                "name": "Single Digit Kyu Room",
                "summary": "A room for SDK's \r\n",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 760,
                "icon": "https://user-uploads.online-go.com/86d86effdffc2d0bbcd98e0f3b379249-64.png"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 20,
            "max_ranking": 30,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2013-12-04T19:14:01.851421Z",
            "ended": "2014-03-11T13:23:15.391154Z",
            "start_waiting": "2013-12-04T19:14:00.107416Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/86d86effdffc2d0bbcd98e0f3b379249-15.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 3986,
            "name": "spring tournament",
            "director": {
                "id": 46653,
                "username": "stargrazerfairy",
                "country": "ca",
                "icon": "https://secure.gravatar.com/avatar/8787416dcf6566daf35ef68e1727d828?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 909.612696320867,
                        "deviation": 70.34972580605175,
                        "volatility": 0.06014163066480003
                    }
                },
                "ranking": 12.72371776700733,
                "professional": false,
                "ui_class": ""
            },
            "description": "this a spring tournament everyone is welcome",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "aga",
            "time_per_move": 611520,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 604800,
                "max_time": 604800,
                "time_increment": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 39,
                "name": "Canadian Go Players",
                "summary": "Canadian Go Association",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 557,
                "icon": "https://user-uploads.online-go.com/373619b6c62ec2b70befaca77c9af1fa-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2015-05-22T20:37:00Z",
            "players_start": 15,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2015-05-22T20:38:00.871846Z",
            "ended": "2020-10-02T10:12:26.467122Z",
            "start_waiting": "2015-05-22T20:37:59.927096Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/373619b6c62ec2b70befaca77c9af1fa-15.png",
            "player_count": 53,
            "ranked": true
        },
        {
            "id": 45071,
            "name": "First Xi'an Hanova Tournament",
            "director": {
                "id": 610591,
                "username": "mrenglishhanovaclub",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/989f1ad9ba7b209139e98a1dc7a58656?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1662.3108939062977,
                        "deviation": 290.31896371798047,
                        "volatility": 0.05999967537233814
                    }
                },
                "ranking": 26.681897238489267,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Take part in the first Hanova Go Club tournament and see if you have what it takes to be the best!",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "aga",
            "time_per_move": 120,
            "time_control_parameters": {
                "time_control": "simple",
                "speed": "live",
                "system": "simple",
                "pause_on_weekends": false,
                "per_move": 120
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 3304,
                "name": "Xi'an Hanova 'Go'",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 8,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2019-02-20T07:15:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2019-02-20T07:17:00.381966Z",
            "ended": "2019-02-20T07:18:51.146448Z",
            "start_waiting": "2019-02-20T07:16:59.982298Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 35099,
            "name": "Class B Rapid",
            "director": {
                "id": 153455,
                "username": "El0m",
                "country": "gb",
                "icon": "https://user-uploads.online-go.com/018b099d6b5f111ad780b468738dc998-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1295.7038814112566,
                        "deviation": 70.83331711939027,
                        "volatility": 0.0603648964543371
                    }
                },
                "ranking": 20.913967003155264,
                "professional": false,
                "ui_class": ""
            },
            "description": "A tournament for intermediate level players.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "aga",
            "time_per_move": 56640,
            "time_control_parameters": {
                "period_time": 1209600,
                "main_time": 1209600,
                "system": "canadian",
                "pause_on_weekends": true,
                "time_control": "canadian",
                "stones_per_period": 28,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 1398,
                "name": "Ratio",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 7,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2018-04-01T08:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 15,
            "max_ranking": 30,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2018-04-01T08:00:34.807329Z",
            "ended": "2019-08-23T09:04:29.885683Z",
            "start_waiting": "2018-04-01T08:00:33.808897Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 23,
            "ranked": true
        },
        {
            "id": 2628,
            "name": "Mahiraku's Fall/Winter Open",
            "director": {
                "id": 1198,
                "username": "Code Red",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/4fa33b4fa301e444fb834c4345d6d836?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1129.6076371851884,
                        "deviation": 67.62621129302899,
                        "volatility": 0.05998333720091135
                    }
                },
                "ranking": 17.738163501803946,
                "professional": false,
                "ui_class": ""
            },
            "description": "A fun little tournament for November and possibly into December.",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": -1,
            "rules": "aga",
            "time_per_move": 31,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 120,
                "max_time": 300,
                "time_increment": 30
            },
            "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": 383,
                "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": true,
            "exclusivity": "open",
            "started": "2013-11-20T04:59:22.039103Z",
            "ended": "2013-11-20T05:41:36.998683Z",
            "start_waiting": "2013-11-18T16:54:41.470959Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 128913,
            "name": "1776s open tournaments 0.0007",
            "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": "A Tournament series",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "aga",
            "time_per_move": 88451,
            "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": 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": false,
            "time_start": "2025-06-01T04:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-06-01T04:00:40.882129Z",
            "ended": "2026-03-04T13:49:00.869836Z",
            "start_waiting": "2025-06-01T04:00:40.724063Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-15.png",
            "player_count": 14,
            "ranked": true
        },
        {
            "id": 96987,
            "name": "Christmas",
            "director": {
                "id": 875708,
                "username": "vanecho",
                "country": "ca",
                "icon": "https://secure.gravatar.com/avatar/21fd8ed0ecc0af43aabf973b48f11224?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1394.7405472660932,
                        "deviation": 67.62793700753289,
                        "volatility": 0.060329591840027785
                    }
                },
                "ranking": 22.6190646291034,
                "professional": false,
                "ui_class": ""
            },
            "description": "lol just love go",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "aga",
            "time_per_move": 88451,
            "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": 10243,
                "name": "AGA GO CLUB",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 27,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2022-12-26T04:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-12-26T04:00:05.747973Z",
            "ended": "2024-10-16T17:39:44.262094Z",
            "start_waiting": "2022-12-26T04:00:05.204476Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 21,
            "ranked": true
        },
        {
            "id": 2956,
            "name": "2014 01 9x9",
            "director": {
                "id": 34734,
                "username": "varcos",
                "country": "ro",
                "icon": "https://user-uploads.online-go.com/9521e434b5969d7c96058055f4baca35-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1286.6205145944805,
                        "deviation": 63.739558184872585,
                        "volatility": 0.060029383812839364
                    }
                },
                "ranking": 20.751105350762693,
                "professional": false,
                "ui_class": ""
            },
            "description": "Hai, Gabi!",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "aga",
            "time_per_move": 0,
            "time_control_parameters": {
                "time_control": "none"
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 198,
                "name": "Noi",
                "summary": "",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 6,
                "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": true,
            "exclusivity": "invite",
            "started": "2014-07-24T09:24:56.972167Z",
            "ended": "2014-08-28T20:26:28.482766Z",
            "start_waiting": "2014-07-24T09:24:56.197728Z",
            "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": 129706,
            "name": "Meet Peppa Pig's family and Go game #2",
            "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": "<!-- <H2><I><a Href=\"https://online-go.com/group/13797\"><big><span  style=\"color:pink;\">W</big><span  style=\"color:yellow;\">e</span><big><big><span  style=\"color: skyblue;\">l</span></big></big><span style=\"color: springgreen;\">c</span><span style=\"color:red;\">o</span><span  style=\"color:orange;\">m</span><span style=\"color:white;\">e</span> <big><big>j</big></big>o<big>i</big>n Us</I><h2><a Href=\"https://online-go.com/group/13797\"><span style=\"color:gold;\">Go Advance forward forever<a Href=\"https://online-go.com/group/13797\"><I><IMG src=\"https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/9682e94fbb47d2ccab4998f738b6b042-128.png\"></a></h2> -->\n\n\n<!DOCTYPE html>\n<html lang=\"en\">\n<head>\n  <meta charset=\"UTF-8\">\n  <meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\">\n<!--  <title>左对齐文本</title> -->\n\n  <style>\n    .left-align {\n    \n    \n      text-align: left;\n    }\n     \n      p {\n\n    margin: 0;\n\n    padding: 0;\n    }\n\n  </style>\n</head>\n<body>\n  <div class=\"left-align\">\n    <p><H2><I><a Href=\"https://online-go.com/group/13797\"><big><span  style=\"color:pink;\">W</big><span  style=\"color:yellow;\">e</span><big><big><span  style=\"color: white;\">l</span></big></big><span style=\"color: springgreen;\">c</span><span style=\"color:red;\">o</span><span  style=\"color:orange;\">m</span><span style=\"color:yellow;\">e</span> <big><big>j</big></big>o<big>i</big>n Us</I><br>\n     <a Href=\"https://online-go.com/group/13797\">\n     <span style=\"color:gold;\">无间勤碁术化<br><span style=\"color:purple;\">Go Advance forward forever</he></span></p>  \n    \n   <P><IMG src=\"https://media4.giphy.com/media/11JTxkrmq4bGE0/giphy.gif?cid=6c09b9525bmqpkj81egnar3ji8s1u8ysb75ohcn47y76avgg&ep=v1_internal_gif_by_id&rid=giphy.gif&ct=g\"width=\"160\"height=\"160\" /><IMG src=\"https://media.tenor.com/_Utilxgj8RUAAAAj/peach-goma-peach-and-goma.gif\"width=\"160\"height=\"160\" /></p> \n\n\n<!-- <P><IMG src=\"https://media1.tenor.com/m/LYZ3FOucgP4AAAAd/shinchan-mooning.gif\"width=\"160\"height=\"160\" /></p> -->\n\n <a Href=\"https://online-go.com/group/13797\">\n     <span style=\"color: white;\">\n\nWe enjoy playing Go\n\n</div>\n</body>\n</html>\n\n<hr />\n\n\n<I><Big><Big><big><span  style=\"color:pink;\">P</big></Big></big>eppa Pig's <big><big>🐷🐷🐷🐷🐷🐷 </big></big>Family<I>\n\n<p>\n<embed src=\"https://www.youtube.com/embed/kyhLMS8sSjM\"width=\"320\" height=\"180\">\n</p>\n\n\n<p>\n<embed src=\"https://www.youtube.com/embed/cbbxz17pRKM\"width=\"320\" height=\"180\">\n</p>\n\n<a href=\"https://info.flagcounter.com/XzYo\"><img src=\"https://s11.flagcounter.com/map/XzYo/size_t/txt_FF03F7/border_CCCCCC/pageviews_1/viewers_0/flags_0/\" alt=\"Flag Counter\" border=\"0\"></a>",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "aga",
            "time_per_move": 88451,
            "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": 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": false,
            "time_start": "2025-06-25T23:00:00Z",
            "players_start": 12,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-06-25T23:00:07.034403Z",
            "ended": null,
            "start_waiting": "2025-06-25T23:00:06.747507Z",
            "board_size": 19,
            "active_round": 3,
            "icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-15.png",
            "player_count": 19,
            "ranked": true
        },
        {
            "id": 2571,
            "name": "Democratic People's Tournament!",
            "director": {
                "id": 1904,
                "username": "Val",
                "country": "fr",
                "icon": "https://secure.gravatar.com/avatar/942816fbc439b5079d1a111a179298f4?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1549.171168949249,
                        "deviation": 119.2606964844982,
                        "volatility": 0.0599941953782673
                    }
                },
                "ranking": 25.050084276818428,
                "professional": false,
                "ui_class": ""
            },
            "description": "Comrade, join the Democratic People's Tournament and play with fellow comrades to help you fight against the tyrannic and despotic evil empire of KGS Go Server!",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "aga",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 172800,
                "max_time": 432000,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 68,
                "name": "Democratic People's Republic of Nova.gs",
                "summary": "This Democratic People's Group is Best Group. Glorious group led by cherished dear leader will conquer against capitalist imperialistic tyrants! Thanks to the Go Players' Liberation Army, the Democratic Ideology will prevail against despotic ennemies",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 11,
                "icon": "https://user-uploads.online-go.com/0a8695a59d9c57b12b07eaeab3f0400c-64.png"
            },
            "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": true,
            "exclusivity": "open",
            "started": "2013-10-21T08:34:59.718519Z",
            "ended": "2014-01-19T23:09:44.609454Z",
            "start_waiting": null,
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/0a8695a59d9c57b12b07eaeab3f0400c-15.png",
            "player_count": 0,
            "ranked": true
        }
    ]
}