List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-rules&page=5600
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 58833,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-rules&page=5601",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-rules&page=5599",
    "results": [
        {
            "id": 110237,
            "name": "FREE Palestine",
            "director": {
                "id": 1016829,
                "username": "kevinmath",
                "country": "cn",
                "icon": "https://secure.gravatar.com/avatar/6551af930e436f5e20cee09d91ad2508?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2189.914034510191,
                        "deviation": 109.27083070484079,
                        "volatility": 0.059961982966255836
                    }
                },
                "ranking": 33.06327692927378,
                "professional": false,
                "ui_class": ""
            },
            "description": "We free Palestine!",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "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": 11451,
                "name": "Mathematics Lover",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 11,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2023-12-07T21:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-12-07T21:00:31.259700Z",
            "ended": "2024-07-16T07:38:41.385397Z",
            "start_waiting": "2023-12-07T21:00:31.171905Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 19949,
            "name": "统计机器学习",
            "director": {
                "id": 354293,
                "username": "L_jh",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/b807d868d4d60fb3da764c8150da36a1?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1327.3788448753423,
                        "deviation": 141.0167102610258,
                        "volatility": 0.0600002040936162
                    }
                },
                "ranking": 21.473088559873613,
                "professional": false,
                "ui_class": ""
            },
            "description": "统计机器学习",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 0,
            "time_control_parameters": {
                "time_control": "none"
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 1247,
                "name": "SUSTC-统计机器学习-预赛",
                "summary": "SUSTC",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 12,
                "icon": "https://user-uploads.online-go.com/3bf5808a146a72fd6f0f5dc1e50f0491-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2016-08-19T03:38:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2016-08-19T03:36:08.921135Z",
            "ended": "2016-08-22T03:11:46.725907Z",
            "start_waiting": "2016-08-19T03:36:02.290430Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/3bf5808a146a72fd6f0f5dc1e50f0491-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 59884,
            "name": "ბლიც ტურნირი",
            "director": {
                "id": 21742,
                "username": "დათო",
                "country": "ge",
                "icon": "https://user-uploads.online-go.com/f776102223e8d2cd0c3eeab1eea726ff-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2188.217274395995,
                        "deviation": 97.40479902700517,
                        "volatility": 0.06013689069472163
                    }
                },
                "ranking": 33.04533320130458,
                "professional": false,
                "ui_class": ""
            },
            "description": "ორ წაგებაზე გავარდნა",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 80,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 80,
                "initial_time": 80,
                "max_time": 120
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 692,
                "name": "Georgia - საქართველოს გოს ფედერაცია",
                "summary": "საქართველოს გოს ფედერაციის ჯგუფში გაწევრიანება შეუძლიათ მხოლოდ საქართველოს  მოქალაქეებს, რომლებიც დარეგისტრირებულები არიან ამ საიტზე და პროფილში მითითებული აქვთ სახელი და გვარი.",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 262,
                "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-04-30T18:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-04-30T18:00:34.593359Z",
            "ended": "2020-04-30T18:20:10.070899Z",
            "start_waiting": "2020-04-30T18:00:33.632149Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 59262,
            "name": "Mai-Go-Treffen Karlsruhe: Sonntag",
            "director": {
                "id": 739466,
                "username": "Wilhelm_BadenGo",
                "country": "de",
                "icon": "https://user-uploads.online-go.com/f1ae93890215cad17648917be321fc97-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1167.9473530030036,
                        "deviation": 240.54409932754783,
                        "volatility": 0.060008152519407096
                    }
                },
                "ranking": 18.510851705624017,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Letzter Turnierblock",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "chinese",
            "time_per_move": 35,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 15,
                "initial_time": 1800,
                "max_time": 2700
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 4816,
                "name": "Baden-Go-Treffen Karlsruhe",
                "summary": "Gruppe für offene Online-Turniere des Badischen Go-Vereins",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 114,
                "icon": "https://user-uploads.online-go.com/87e12d57033a4663cc2a5dd4768d1aa6-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-05-03T08:00:00Z",
            "players_start": 2,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 32,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2020-05-03T08:00:12.598460Z",
            "ended": "2020-05-03T11:50:36.347073Z",
            "start_waiting": "2020-05-03T08:00:11.709644Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/87e12d57033a4663cc2a5dd4768d1aa6-15.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 1068,
            "name": "MarkvanRooijen's mini-tournament",
            "director": {
                "id": 22898,
                "username": "MarkvanRooijen",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/954f4ffde0ef05d2c13633f2b7446e94?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1125.9810479358775,
                        "deviation": 65.19496803666851,
                        "volatility": 0.06013973895641979
                    }
                },
                "ranking": 17.6637211941085,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": 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": false,
            "exclusivity": "open",
            "started": "2010-06-11T11:46:46Z",
            "ended": "2010-06-11T09:46:46Z",
            "start_waiting": null,
            "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": 116105,
            "name": "CHEERFUL GO #60 Single Elimination",
            "director": {
                "id": 1220803,
                "username": "nobhaete",
                "country": "cn",
                "icon": "https://user-uploads.online-go.com/1565c13b341c9b8bea6066bd85481ee6-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1896.4844346638777,
                        "deviation": 75.6501709587645,
                        "volatility": 0.05982704098616984
                    }
                },
                "ranking": 29.732908329024788,
                "professional": false,
                "ui_class": ""
            },
            "description": "Hi everyone, welcome and have fun!\n\nPAUSE/ VACATION = DISQUALIFICATION! If your opponent pauses or has a vacation, or you have any question, please contact nobhaete.\n\nSingle elimination tournament every Thursday.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 43884,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 43200,
                "initial_time": 86400,
                "max_time": 172800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 12619,
                "name": "Happy Go!!!",
                "summary": "Feel free to join and create tournaments!\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday    \nSingle Elimination tournaments every Thursday & Monday\n\nSimul McMahon tournaments first day of every month\n\nsdk and ddk on 1st of every tw",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 69,
                "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-05-23T04:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 34,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-05-23T04:00:52.021795Z",
            "ended": "2024-07-30T03:40:02.634061Z",
            "start_waiting": "2024-05-23T04:00:51.894534Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 1357,
            "name": "Remind Me Why We're Not Playing *Star Instead?",
            "director": {
                "id": 25260,
                "username": "manhammer",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/f0e0dcbc85b5eb81c1b8c5a75f59e239?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2107.5280803013716,
                        "deviation": 72.06244972720829,
                        "volatility": 0.0601196565313484
                    }
                },
                "ranking": 32.17555418986421,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": 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": 23,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2011-07-29T04:49:35Z",
            "ended": "2011-07-29T02:49:35Z",
            "start_waiting": null,
            "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": 102285,
            "name": "GLAD GO #4 Swiss",
            "director": {
                "id": 1220803,
                "username": "nobhaete",
                "country": "cn",
                "icon": "https://user-uploads.online-go.com/1565c13b341c9b8bea6066bd85481ee6-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1896.4844346638777,
                        "deviation": 75.6501709587645,
                        "volatility": 0.05982704098616984
                    }
                },
                "ranking": 29.732908329024788,
                "professional": false,
                "ui_class": ""
            },
            "description": "1 day/step, welcome and have fun!\n\nPAUSE/ VACATION = DISQUALIFIED! If your opponent pauses or has a vacation, please contact nobhaete.\n\nSwiss tournaments every Tuesday.",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "per_move": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 12619,
                "name": "Happy Go!!!",
                "summary": "Feel free to join and create tournaments!\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday    \nSingle Elimination tournaments every Thursday & Monday\n\nSimul McMahon tournaments first day of every month\n\nsdk and ddk on 1st of every tw",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 69,
                "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-04-18T04:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 32,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-04-18T04:00:38.831804Z",
            "ended": "2023-06-09T12:42:23.629037Z",
            "start_waiting": "2023-04-18T04:00:38.746831Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 101679,
            "name": "CHEERFUL GO #6 Single Elimination",
            "director": {
                "id": 1220803,
                "username": "nobhaete",
                "country": "cn",
                "icon": "https://user-uploads.online-go.com/1565c13b341c9b8bea6066bd85481ee6-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1896.4844346638777,
                        "deviation": 75.6501709587645,
                        "volatility": 0.05982704098616984
                    }
                },
                "ranking": 29.732908329024788,
                "professional": false,
                "ui_class": ""
            },
            "description": "1 day/step, welcome and have fun!\n\nPAUSE/ VACATION = DISQUALIFIED! If your opponent pauses or has a vacation, or you have any question, please contact nobhaete.\n\nSingle elimination tournament every Thursday.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "per_move": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 12619,
                "name": "Happy Go!!!",
                "summary": "Feel free to join and create tournaments!\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday    \nSingle Elimination tournaments every Thursday & Monday\n\nSimul McMahon tournaments first day of every month\n\nsdk and ddk on 1st of every tw",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 69,
                "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-04-06T04:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 32,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-04-06T04:00:42.490195Z",
            "ended": "2023-04-26T02:40:38.905252Z",
            "start_waiting": "2023-04-06T04:00:42.394201Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 3195,
            "name": "Title match for: Mingren Main Title Tournament 2012",
            "director": {
                "id": 4,
                "username": "matburt",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1125.8827017028436,
                        "deviation": 78.19731452501959,
                        "volatility": 0.06006087171771568
                    }
                },
                "ranking": 17.66169912212786,
                "professional": false,
                "ui_class": "supporter moderator admin"
            },
            "description": "Title match for: Mingren Main Title Tournament 2012 (Sadaharu vs vitality)",
            "schedule": null,
            "title": {
                "id": 10,
                "name": "Mingren Main Title Tournament",
                "holder": {
                    "id": 48681,
                    "username": "gogop2016",
                    "country": "un",
                    "icon": "https://secure.gravatar.com/avatar/35495de00a8e17adf5d8a9a9d241565d?s=64&d=retro",
                    "ratings": {
                        "version": 5,
                        "overall": {
                            "rating": 2035.1561101134394,
                            "deviation": 64.11226294350045,
                            "volatility": 0.05987887663756385
                        }
                    },
                    "ranking": 31.366618965112558,
                    "professional": false,
                    "ui_class": ""
                },
                "rules": "chinese",
                "tournament_type": "s_elimination"
            },
            "tournament_type": "s_title",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 604800,
                "max_time": 604800,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": null,
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2014-10-02T03:00:58.378559Z",
            "ended": "2015-08-05T02:42:44.882081Z",
            "start_waiting": null,
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/mingren_19.png",
            "player_count": 0,
            "ranked": true
        }
    ]
}