List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-handicap&page=5807
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 58888,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-handicap&page=5808",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-handicap&page=5806",
    "results": [
        {
            "id": 36499,
            "name": "The 2nd Murase Go Group Tournament",
            "director": {
                "id": 449215,
                "username": "SM-SYaKo",
                "country": "jp",
                "icon": "https://user-uploads.online-go.com/e577b58bab7d7fc9871766c9d1f7195a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1182.178471692773,
                        "deviation": 63.45983688838135,
                        "volatility": 0.060058455061893425
                    }
                },
                "ranking": 18.79122343818162,
                "professional": false,
                "ui_class": ""
            },
            "description": "A tournament that happens every month on 27th. This is the 2nd tournament starts on May 27th, 2018. The next tournament is on June 27th, 2018.\n\n毎月27日に開催される定例トーナメントです。これは第二回村瀬碁グループ定例トーナメントです。2018年5月27日に開始されます。次の定例トーナメントは2018年6月27日です。",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 96000,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": false,
                "time_control": "fischer",
                "initial_time": 864000,
                "max_time": 864000,
                "time_increment": 86400,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 2389,
                "name": "Murase Go Group",
                "summary": "The group of Japanese and any go player from different countries.\nこのグループは日本人や世界中の国々の人々が集うグループです。",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 93,
                "icon": "https://user-uploads.online-go.com/9e03e37d7a9f7508c9a114190260a7b9-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2018-05-27T12:00:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-05-27T12:00:16.560861Z",
            "ended": "2020-10-27T05:29:27.886039Z",
            "start_waiting": "2018-05-27T12:00:14.111203Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/9e03e37d7a9f7508c9a114190260a7b9-15.png",
            "player_count": 43,
            "ranked": true
        },
        {
            "id": 130748,
            "name": "Handicap Arena 2025 - 062",
            "director": {
                "id": 526987,
                "username": "Gia",
                "country": "gr",
                "icon": "https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1120.0744366839263,
                        "deviation": 63.65462468299386,
                        "volatility": 0.06007243332582177
                    }
                },
                "ranking": 17.541962522843974,
                "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": 101,
                "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2025-07-26T16:00:00Z",
            "players_start": 5,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-07-26T05:32:06.428000Z",
            "ended": "2026-01-15T00:55:25.443504Z",
            "start_waiting": "2025-07-26T05:32:06.303623Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 1705,
            "name": "The Mayan Countdown Tournament XII",
            "director": {
                "id": 4007,
                "username": "retired 2020-05-17",
                "country": "_United_Federation_of_Planets",
                "icon": "https://secure.gravatar.com/avatar/3eda6fcd3204ef285fa52176c28c4d3e?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1265.2226592756992,
                        "deviation": 68.93303381814883,
                        "volatility": 0.060098255950306004
                    }
                },
                "ranking": 20.36285895208113,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "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": 384,
                "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": 9,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2012-06-08T13:27:05Z",
            "ended": "2012-06-08T11:27:05Z",
            "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": 1704,
            "name": "The \"In search of a Lost Rating\" tournament",
            "director": {
                "id": 9772,
                "username": "Katana",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/c86c6aae8fa9b90ac77534c5ea7a2fe7?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1261.798441791878,
                        "deviation": 63.47211581559536,
                        "volatility": 0.05997241732746002
                    }
                },
                "ranking": 20.30012051017872,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "japanese",
            "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": 384,
                "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": 9,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2012-05-20T01:22:25Z",
            "ended": "2012-05-19T23:22:25Z",
            "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": 1703,
            "name": "Adonroid's mini-tournament",
            "director": {
                "id": 41238,
                "username": "Adonroid",
                "country": "jp",
                "icon": "https://secure.gravatar.com/avatar/be104966a654d74cc06ab1c5a87b98ce?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2110.913624878369,
                        "deviation": 66.16555396776637,
                        "volatility": 0.06006329022467932
                    }
                },
                "ranking": 32.212712638060104,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "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": 384,
                "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": 19,
            "max_ranking": 34,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2012-03-14T23:32:37Z",
            "ended": "2012-03-14T22:32:37Z",
            "start_waiting": null,
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 72636,
            "name": "19X19 live Swiss tournament",
            "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": "1. Please don’t cheat. Cheaters will be forfeit.\n2.You must follow the rules below: \nYou can’t log out \nYou can’t doing more than three games together.\n\n\nHappy matching!",
            "schedule": null,
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": -1,
            "rules": "chinese",
            "time_per_move": 60,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "live",
                "pause_on_weekends": false,
                "per_move": 60
            },
            "is_open": true,
            "exclude_provisional": false,
            "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": 1778,
                "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-04-09T03:55:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 12,
            "max_ranking": 27,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-04-09T03:55:05.270788Z",
            "ended": "2021-04-09T04:03:03.863161Z",
            "start_waiting": "2021-04-09T03:55:03.358439Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png",
            "player_count": 9,
            "ranked": true
        },
        {
            "id": 31084,
            "name": "president games",
            "director": {
                "id": 466117,
                "username": "donald dump president",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/8c094a9a22034fdad4b85515f74e881a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 933.6223593726121,
                        "deviation": 86.3186383533499,
                        "volatility": 0.060018443924735494
                    }
                },
                "ranking": 13.32684772276059,
                "professional": false,
                "ui_class": ""
            },
            "description": "henry and daddy games",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 10,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": false,
                "time_control": "fischer",
                "initial_time": 30,
                "max_time": 60,
                "time_increment": 10,
                "speed": "live"
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 1392,
                "name": "Poo and fart",
                "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": true,
            "time_start": "2017-10-14T08:00:00Z",
            "players_start": 1,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 10,
            "max_ranking": 19,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2017-10-14T07:13:22.751428Z",
            "ended": "2017-10-14T07:18:38.301075Z",
            "start_waiting": "2017-10-14T07:13:22.628961Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 50214,
            "name": "Go Tournament",
            "director": {
                "id": 660885,
                "username": "funkymonkey380",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/bd899f02a3fc62a7eaa6021d7f634fe2?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1500.0,
                        "deviation": 350.0,
                        "volatility": 0.06
                    }
                },
                "ranking": 24.303382182144386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "this has 4 players",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 172800,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "per_move": 172800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 25,
                "name": "Go Basics",
                "summary": "A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 17835,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2019-07-14T18:47:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2019-07-16T17:05:39.995228Z",
            "ended": "2019-09-08T19:50:29.459510Z",
            "start_waiting": "2019-07-16T17:05:39.267209Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 71492,
            "name": "TORNEO 3RO TRAINING",
            "director": {
                "id": 607938,
                "username": "kido.go.baduk",
                "country": "mx",
                "icon": "https://user-uploads.online-go.com/83ceb7eea12991c2d610032107296fa7-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 737.7046137263186,
                        "deviation": 68.20913185753804,
                        "volatility": 0.06058593027435129
                    }
                },
                "ranking": 7.874362062534066,
                "professional": false,
                "ui_class": ""
            },
            "description": "TRAINING DE GO PARA 3RO",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 23,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 300,
                "period_time": 20,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 5581,
                "name": "Colegio Serapio Rendón // Kinder - Primaria",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 200,
                "icon": "https://user-uploads.online-go.com/9da407b0f50ca68064ffbdfe7ee05885-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-02-16T19:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2021-02-16T18:42:59.460576Z",
            "ended": "2021-02-16T19:27:38.830417Z",
            "start_waiting": "2021-02-16T18:42:59.181449Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/9da407b0f50ca68064ffbdfe7ee05885-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 84400,
            "name": "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": 1079.7367889727757,
                        "deviation": 64.65538634843165,
                        "volatility": 0.05980291665350934
                    }
                },
                "ranking": 16.69287036700453,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Please note the aggressive time controls, 6 plays per day.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 16320,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 14400,
                "initial_time": 172800,
                "max_time": 172800
            },
            "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": 815,
                "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-01-11T14:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 10,
            "max_ranking": 29,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-01-11T14:00:55.481102Z",
            "ended": "2022-04-10T21:37:52.570562Z",
            "start_waiting": "2022-01-11T14:00:55.238841Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
            "player_count": 16,
            "ranked": true
        }
    ]
}