List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-handicap&page=5657
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59388,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-handicap&page=5658",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-handicap&page=5656",
    "results": [
        {
            "id": 64330,
            "name": "Weekend",
            "director": {
                "id": 1518,
                "username": "NominRamen",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/b4da27f56e3fdccffacdb554da40c927-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1584.1537768995527,
                        "deviation": 74.58368459018618,
                        "volatility": 0.06003427807563159
                    }
                },
                "ranking": 25.567030996239616,
                "professional": false,
                "ui_class": ""
            },
            "description": "Descript",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 33,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 300,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 6269,
                "name": "BeginnerGo",
                "summary": "Beginners welcome!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 229,
                "icon": "https://user-uploads.online-go.com/8b4001e1623b8ecda5a18d11c4c59b3d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-08-15T18:40:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-08-15T18:40:01.850321Z",
            "ended": "2020-08-15T19:29:55.027997Z",
            "start_waiting": "2020-08-15T18:40:01.383546Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/8b4001e1623b8ecda5a18d11c4c59b3d-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 2402,
            "name": "Meijin Handicap Title Tournament 2009",
            "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": "Meijin Handicap Title Tournament 2009",
            "schedule": null,
            "title": {
                "id": 3,
                "name": "Meijin Handicap Title Tournament",
                "holder": {
                    "id": 34056,
                    "username": "csaba",
                    "country": "hu",
                    "icon": "https://secure.gravatar.com/avatar/acc21dc869238249e9b4986f52380d95?s=64&d=retro",
                    "ratings": {
                        "version": 5,
                        "overall": {
                            "rating": 1412.5899190231044,
                            "deviation": 62.99393677980275,
                            "volatility": 0.059745393926283606
                        }
                    },
                    "ranking": 22.913450010111294,
                    "professional": false,
                    "ui_class": "supporter"
                },
                "rules": "japanese",
                "tournament_type": "s_elimination"
            },
            "tournament_type": "s_elimination",
            "handicap": -1,
            "rules": "japanese",
            "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": "2008-12-31T23:00:00Z",
            "ended": "2008-12-31T23:00:00Z",
            "start_waiting": null,
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/meijin_19.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 136696,
            "name": "Handicap Arena 2026 - 008",
            "director": {
                "id": 526987,
                "username": "Gia",
                "country": "gr",
                "icon": "https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1037.37883100195,
                        "deviation": 64.20297467996596,
                        "volatility": 0.06007382619759769
                    }
                },
                "ranking": 15.766404574828009,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Part of an arena tournament. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as there are 5 players.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "japanese",
            "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": 13655,
                "name": "Handicap Arena",
                "summary": "Organising arena-type handicap correspondence tournaments.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 105,
                "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2026-01-26T09:00:00Z",
            "players_start": 5,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2026-01-26T00:04:44.347168Z",
            "ended": null,
            "start_waiting": "2026-01-26T00:04:44.077420Z",
            "board_size": 19,
            "active_round": 1,
            "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 108294,
            "name": "Чат игроков в Го. 19х19 🐉 14.10.23 DE.MO",
            "director": {
                "id": 803169,
                "username": "Tg45",
                "country": "ru",
                "icon": "https://user-uploads.online-go.com/d861f559b9c8e292905d8730862d1569-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1521.4354549679356,
                        "deviation": 60.85661270742789,
                        "volatility": 0.060030897314175394
                    }
                },
                "ranking": 24.631861221647668,
                "professional": false,
                "ui_class": ""
            },
            "description": "Live 19x19. Форовый субботний турнир.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 30,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 30,
                "initial_time": 60,
                "max_time": 900
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 11497,
                "name": "Чат игроков в Го (weiqi, baduk, igo)",
                "summary": "Мы — группа игроков из телеграмм чата «Чат для игроков в Го (weiqi, baduk, igo)». Здесь мы играем между собой и организовываем турниры для игроков всех уровней.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 363,
                "icon": "https://user-uploads.online-go.com/2d3b4fb3fa64f817ed22ed171b88d712-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-10-14T07:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2023-10-14T07:00:35.749687Z",
            "ended": "2023-10-14T07:40:19.324726Z",
            "start_waiting": "2023-10-14T07:00:35.126214Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/2d3b4fb3fa64f817ed22ed171b88d712-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 89486,
            "name": "9th SDK DDK Ultra Fast Handicap",
            "director": {
                "id": 886972,
                "username": "Babbo Bruno",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/3a86884a3c89d9e4d9b53b217b0675cf-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1057.2998467608256,
                        "deviation": 65.31584456745905,
                        "volatility": 0.05979536156100043
                    }
                },
                "ranking": 16.206744588917413,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Note the extremely aggressive time requirement. You must average at least 6 plays per day.\nThis is a handicap game, so it's all about fighting.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 17280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 14400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "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": "2022-05-08T12:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 10,
            "max_ranking": 29,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-05-06T11:03:39.046243Z",
            "ended": "2022-09-06T11:33:55.618518Z",
            "start_waiting": "2022-05-06T11:03:38.803133Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
            "player_count": 16,
            "ranked": true
        },
        {
            "id": 21490,
            "name": "Fight Club's \"SDK Fair Fights\"",
            "director": {
                "id": 93741,
                "username": "littletry",
                "country": "150",
                "icon": "https://user-uploads.online-go.com/930b18e6eb208c8df33b3eea4e23ceae-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1911.8998841310188,
                        "deviation": 65.0765344045977,
                        "volatility": 0.059958000313559676
                    }
                },
                "ranking": 29.920320929399413,
                "professional": false,
                "ui_class": ""
            },
            "description": "enjoy the procedure and the goal will unfold",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 93120,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 604800,
                "max_time": 604800,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 351,
                "name": "Fight Club",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 367,
                "icon": "https://user-uploads.online-go.com/84c668c6929052e27b769484f8a7a326-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2016-10-21T11:00:00Z",
            "players_start": 10,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 21,
            "max_ranking": 29,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2016-10-17T16:37:10.210548Z",
            "ended": "2018-05-11T11:47:17.462430Z",
            "start_waiting": "2016-10-17T16:37:09.748179Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/84c668c6929052e27b769484f8a7a326-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 4,
            "name": "Nova Group Simultaneous McMahon Beta",
            "director": {
                "id": 73,
                "username": "Kuroneko",
                "country": "001",
                "icon": "https://user-uploads.online-go.com/8acc1aa7edbb99556a0d05cf6c97a154-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1720.3171984281491,
                        "deviation": 260.4887625445967,
                        "volatility": 0.05999892180617455
                    }
                },
                "ranking": 27.47594113797314,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Thanks for beta testing! This tournament will be a Simultaneous McMahon style tournament with a Fischer time control.... 18 hours starting time plus 6 hours per move up to a maximum of 1 day 12 hours. There is no rating limitation and this will be a 3 round tournament with the bars set at 6k and 18k. The minimum group size is 5 players The tournament will be open to the first 50 players to join It will begin once 50 players have joined or by March 27th at 9pm EST.",
            "schedule": null,
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 21600,
            "time_control_parameters": null,
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 3,
                "name": "OGS",
                "summary": "An open group for folks' who like OGS!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 1779,
                "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.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": false,
            "exclusivity": "open",
            "started": "2013-03-28T03:38:49.983691Z",
            "ended": "2013-06-09T01:11:13.655551Z",
            "start_waiting": null,
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 3,
            "name": "Nova Group Traditional McMahon Beta",
            "director": {
                "id": 73,
                "username": "Kuroneko",
                "country": "001",
                "icon": "https://user-uploads.online-go.com/8acc1aa7edbb99556a0d05cf6c97a154-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1720.3171984281491,
                        "deviation": 260.4887625445967,
                        "volatility": 0.05999892180617455
                    }
                },
                "ranking": 27.47594113797314,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Thanks for beta testing! This tournament will be a traditional McMahon style tournament with a Fischer time control.... 18 hours starting time plus 6 hours per move up to a maximum of 1 day 12 hours. There is no rating limitation and this will be a 3 round tournament with the bars set at 6k and 18k. The tournament will be open to the first 20 players to join It will begin once 20 players have joined or by March 27th at 9pm EST.",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 21600,
            "time_control_parameters": null,
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 3,
                "name": "OGS",
                "summary": "An open group for folks' who like OGS!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 1779,
                "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.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": false,
            "exclusivity": "open",
            "started": "2013-03-28T03:39:39.354223Z",
            "ended": "2013-05-01T17:04:33.137009Z",
            "start_waiting": null,
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 2,
            "name": "Nova Group Round Robin Beta",
            "director": {
                "id": 73,
                "username": "Kuroneko",
                "country": "001",
                "icon": "https://user-uploads.online-go.com/8acc1aa7edbb99556a0d05cf6c97a154-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1720.3171984281491,
                        "deviation": 260.4887625445967,
                        "volatility": 0.05999892180617455
                    }
                },
                "ranking": 27.47594113797314,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Thanks for beta testing! This tournament will be a simultaneous round-robin tournament with a Fischer time control.... 18 hours starting time plus 6 hours per move up to a maximum of 1 day 12 hours. There is no rating limitation. The tournament will be open to the first 10 players to join and you will be immediately paired with all other players. It will begin once 10 players have joined or by March 27th at 9pm EST.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "aga",
            "time_per_move": 21600,
            "time_control_parameters": null,
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 3,
                "name": "OGS",
                "summary": "An open group for folks' who like OGS!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 1779,
                "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.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": false,
            "exclusivity": "open",
            "started": "2013-03-27T23:30:44.576680Z",
            "ended": "2013-04-14T04:34:35.161445Z",
            "start_waiting": null,
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 120803,
            "name": "Go On",
            "director": {
                "id": 1621433,
                "username": "flyguy",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/26225a9e8368012ec10205e79c927c64-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 894.0453348007547,
                        "deviation": 80.36159555794829,
                        "volatility": 0.06001415988312059
                    }
                },
                "ranking": 12.324092824579763,
                "professional": false,
                "ui_class": ""
            },
            "description": "Have Fun!!",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 89819,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 86400,
                "initial_time": 432000,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 14681,
                "name": "Go Advance forever",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 17,
                "icon": "https://user-uploads.online-go.com/308ba647ca6df28615debf845fb29ac7-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2024-10-31T18:00:00Z",
            "players_start": 10,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-10-31T18:00:35.965487Z",
            "ended": null,
            "start_waiting": "2024-10-31T18:00:32.956143Z",
            "board_size": 19,
            "active_round": 4,
            "icon": "https://user-uploads.online-go.com/308ba647ca6df28615debf845fb29ac7-15.png",
            "player_count": 42,
            "ranked": true
        }
    ]
}