List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-players_start&page=5639
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 60020,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-players_start&page=5640",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-players_start&page=5638",
    "results": [
        {
            "id": 65593,
            "name": "Brawl starts",
            "director": {
                "id": 831306,
                "username": "상어고양이 아빠",
                "country": "kr",
                "icon": "https://user-uploads.online-go.com/db60d9f14079d08540de384240548fd3-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1379.3147955484346,
                        "deviation": 65.91437466412411,
                        "volatility": 0.060013537153480276
                    }
                },
                "ranking": 22.361600527656655,
                "professional": false,
                "ui_class": ""
            },
            "description": "Brawl starts",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 6849,
                "name": "Brawl starts ",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 6,
                "icon": "https://user-uploads.online-go.com/9e33d6cff902a6de8c76c05e6f2a28ee-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-09-18T09:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2020-09-18T09:00:45.557187Z",
            "ended": "2021-02-07T13:16:26.551715Z",
            "start_waiting": "2020-09-18T09:00:45.194463Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/9e33d6cff902a6de8c76c05e6f2a28ee-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 66529,
            "name": "第2期かおり杯棋聖戦Bリーグ2",
            "director": {
                "id": 687868,
                "username": "site_tmp2",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/df15d7948ed906cfa068879a5f71e7b3?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1500,
                        "deviation": 350,
                        "volatility": 0.06
                    }
                },
                "ranking": 24.303382182144386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "ゆーやさん、mayo-ogさん、ruy661さん、keraten_igoさん、tomi-nchi-goさん、yutakamiさん",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 46080,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 43200,
                "initial_time": 259200,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 2969,
                "name": "かおり杯-World Kaori Cup-",
                "summary": "For every player who enjoy go game",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 296,
                "icon": "https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-10-17T11:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2020-10-17T11:00:17.532733Z",
            "ended": "2020-12-22T13:26:22.970094Z",
            "start_waiting": "2020-10-17T11:00:16.857659Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 66534,
            "name": "第2期かおり杯棋聖戦Cリーグ4",
            "director": {
                "id": 687868,
                "username": "site_tmp2",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/df15d7948ed906cfa068879a5f71e7b3?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1500,
                        "deviation": 350,
                        "volatility": 0.06
                    }
                },
                "ranking": 24.303382182144386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "かおり Kaoriさん、ピョン吉さん、Hikaru0903さん、pikotyuraさん、smith0108さん、sekky190906さん、マンジュリカさん",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 46080,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 43200,
                "initial_time": 259200,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 2969,
                "name": "かおり杯-World Kaori Cup-",
                "summary": "For every player who enjoy go game",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 296,
                "icon": "https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-10-17T11:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2020-10-17T11:00:19.773896Z",
            "ended": "2020-11-26T12:19:45.367300Z",
            "start_waiting": "2020-10-17T11:00:19.302833Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-15.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 76220,
            "name": "12/6 周學賢\t黃見希",
            "director": {
                "id": 729080,
                "username": "樂 碁",
                "country": "hk",
                "icon": "https://user-uploads.online-go.com/38ab1d2a0a44a76ba656aca3c2fb3101-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1376.5461424853938,
                        "deviation": 260.4210499451175,
                        "volatility": 0.059998813696822535
                    }
                },
                "ranking": 22.315085597176374,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "12/6 周學賢\t黃見希",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 28,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 720,
                "period_time": 20,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 7533,
                "name": "傳碁 A班",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 36,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2021-06-12T11:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2021-06-12T10:12:05.598517Z",
            "ended": "2021-06-12T10:50:12.176510Z",
            "start_waiting": "2021-06-12T10:12:05.514083Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 46003,
            "name": "ქართველების 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": 60,
            "time_control_parameters": {
                "period_time": 60,
                "main_time": 60,
                "system": "byoyomi",
                "pause_on_weekends": false,
                "time_control": "byoyomi",
                "periods": 5,
                "speed": "live"
            },
            "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": 269,
                "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2019-02-26T18:00:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2019-02-26T18:00:59.546140Z",
            "ended": "2019-02-26T18:44:47.677265Z",
            "start_waiting": "2019-02-26T18:00:59.248355Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png",
            "player_count": 3,
            "ranked": true
        },
        {
            "id": 91870,
            "name": "Blitz",
            "director": {
                "id": 1124710,
                "username": "Krios.",
                "country": "ca",
                "icon": "https://user-uploads.online-go.com/780748ce99b865915ca35d43164a4e94-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1245.1005841409792,
                        "deviation": 63.70392173609972,
                        "volatility": 0.06008790899354921
                    }
                },
                "ranking": 19.991722670953084,
                "professional": false,
                "ui_class": ""
            },
            "description": "Tournament",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 10,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 10,
                "initial_time": 30,
                "max_time": 60
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 11990,
                "name": "Ai study",
                "summary": "For players who play/study strong AI to discuss and connect.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 2,
                "icon": "https://user-uploads.online-go.com/02c17ea82586becd8e82dc77b0aa1c1a-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-06-30T23:12:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-06-30T23:12:40.030953Z",
            "ended": "2022-06-30T23:17:52.558693Z",
            "start_waiting": "2022-06-30T23:12:39.943994Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/02c17ea82586becd8e82dc77b0aa1c1a-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 89048,
            "name": "JORNADA 3 DE LA LIGA DE GO KANIK",
            "director": {
                "id": 798920,
                "username": "vaik.kanik",
                "country": "mx",
                "icon": "https://user-uploads.online-go.com/2d6b90dc29878481490e8286eaaeb49f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1116.3894591373814,
                        "deviation": 60.59466797679924,
                        "volatility": 0.059732167326301724
                    }
                },
                "ranking": 17.465674855011894,
                "professional": false,
                "ui_class": ""
            },
            "description": "No importa lo preparado que usted esté, hay una cosa que puedo garantizarle: si se encuentra en el caudal de la vida, lo más probable es que choque con algunas rocas. Decirlo no significa ser negativo, sino ser preciso. La clave consiste en que, una vez que haya chocado, en lugar de castigarse a sí mismo por ser un \"fracaso\", recuerde que en la vida no hay fracasos. Sólo hay resultados. Si no consiguió los resultados que deseaba, aprenda de esta experiencia, de modo que en el futuro disponga de referencias acerca de cómo tomar mejores decisiones.\nTONY ROBBINS.\n¡Que todos y todas tengan buenos juegos!",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 36,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 600,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 4974,
                "name": "Taller de Go-Biblioteca de México",
                "summary": "Torneos todos los sábados a las 17:30 hrs (Ciudad de México)",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 236,
                "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-04-23T01:35:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "invite",
            "started": "2022-04-23T01:35:11.574955Z",
            "ended": "2022-04-23T03:02:05.549176Z",
            "start_waiting": "2022-04-23T01:35:11.441899Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 137795,
            "name": "Everyone 19x19 Double Elimination Tournament 2026-02-28 14:00",
            "director": {
                "id": 1821698,
                "username": "s578gz589",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/b661377ce4167f78278c7a199986ca37?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1107.3087040728888,
                        "deviation": 66.49397896588147,
                        "volatility": 0.060104488574793356
                    }
                },
                "ranking": 17.276601848815584,
                "professional": false,
                "ui_class": ""
            },
            "description": "19x19 Double Elimination Tournament 2026-02-28 14:00",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 12,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "rapid",
                "pause_on_weekends": false,
                "time_increment": 10,
                "initial_time": 300,
                "max_time": 600
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 43,
                "name": "Kyu Level Study Group",
                "summary": "A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 8909,
                "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2026-02-28T05:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 10,
            "max_ranking": 25,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2026-02-28T05:00:40.511740Z",
            "ended": "2026-02-28T05:05:52.973384Z",
            "start_waiting": "2026-02-28T05:00:40.423803Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 100644,
            "name": "19x19 Double Elimination - April 2023",
            "director": {
                "id": 126739,
                "username": "🐬Sofiam🐬",
                "country": "_Olimpic_Movement",
                "icon": "https://user-uploads.online-go.com/3448d55b1fa874861bc9029bd534f998-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1012.0554496406809,
                        "deviation": 84.91308607572303,
                        "volatility": 0.076882078105041
                    }
                },
                "ranking": 15.194279748149173,
                "professional": false,
                "ui_class": ""
            },
            "description": "Everyone is welcome.\n\nPauses are not allowed.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "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": false,
            "group": {
                "id": 6630,
                "name": "Go friends 🐬",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 362,
                "icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-04-01T14:00:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-04-01T14:00:59.418980Z",
            "ended": "2025-12-21T01:05:42.427109Z",
            "start_waiting": "2023-04-01T14:00:58.806783Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-15.png",
            "player_count": 55,
            "ranked": true
        },
        {
            "id": 59991,
            "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": 1,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "blitz",
                "pause_on_weekends": false,
                "time_increment": 1,
                "initial_time": 80,
                "max_time": 90
            },
            "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": 269,
                "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-05-02T18:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-05-02T18:00:35.092233Z",
            "ended": "2020-05-02T18:16:25.285394Z",
            "start_waiting": "2020-05-02T18:00:34.608019Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png",
            "player_count": 5,
            "ranked": true
        }
    ]
}