List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=max_ranking&page=4938
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 60084,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=max_ranking&page=4939",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=max_ranking&page=4937",
    "results": [
        {
            "id": 119809,
            "name": "2° ETAPA: PROFESSORES, EX ALUNOS e COMUNIDADE.",
            "director": {
                "id": 1192116,
                "username": "Miguel morato",
                "country": "br",
                "icon": "https://secure.gravatar.com/avatar/40dba1f0d7f4d531c48befd3747f5304?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1417.0545037456677,
                        "deviation": 71.26259600326357,
                        "volatility": 0.060076651029948996
                    }
                },
                "ranking": 22.986501748528067,
                "professional": false,
                "ui_class": ""
            },
            "description": "Evento da Rede Municipal de Ensino.",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 21,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 10,
                "initial_time": 300,
                "max_time": 300
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 6411,
                "name": "CIRCUITO ONLINE SME-SP",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 479,
                "icon": "https://user-uploads.online-go.com/e433e136133ddde395dd9e6024a84c90-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-09-13T22:35:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2024-09-13T22:35:55.487232Z",
            "ended": "2024-09-13T23:32:54.460558Z",
            "start_waiting": "2024-09-13T22:35:55.397374Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/e433e136133ddde395dd9e6024a84c90-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 119807,
            "name": "2° ETAPA: ESTUDANTES MASCULINO.",
            "director": {
                "id": 1192116,
                "username": "Miguel morato",
                "country": "br",
                "icon": "https://secure.gravatar.com/avatar/40dba1f0d7f4d531c48befd3747f5304?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1417.0545037456677,
                        "deviation": 71.26259600326357,
                        "volatility": 0.060076651029948996
                    }
                },
                "ranking": 22.986501748528067,
                "professional": false,
                "ui_class": ""
            },
            "description": "Evento da Rede Municipal de Ensino.",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 21,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 10,
                "initial_time": 300,
                "max_time": 300
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 6411,
                "name": "CIRCUITO ONLINE SME-SP",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 479,
                "icon": "https://user-uploads.online-go.com/e433e136133ddde395dd9e6024a84c90-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-09-13T22:30:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2024-09-13T22:30:55.672019Z",
            "ended": "2024-09-13T23:21:50.179412Z",
            "start_waiting": "2024-09-13T22:30:55.489321Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/e433e136133ddde395dd9e6024a84c90-15.png",
            "player_count": 19,
            "ranked": true
        },
        {
            "id": 103269,
            "name": "Inaugural CHIS Tournament",
            "director": {
                "id": 460399,
                "username": "wentworthdaniel",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/276df8ce1ad676baa88c8f239c33889d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1349.017661094724,
                        "deviation": 105.76491028555195,
                        "volatility": 0.060003563054821775
                    }
                },
                "ranking": 21.84743481980169,
                "professional": false,
                "ui_class": ""
            },
            "description": "The first tournament of the CHIS Go Club!",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "aga",
            "time_per_move": 40,
            "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": 13216,
                "name": "CHIS Go Club",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 34,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2023-05-17T12:15:00Z",
            "players_start": 16,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2023-05-17T12:18:01.260428Z",
            "ended": "2023-05-17T13:06:39.626965Z",
            "start_waiting": "2023-05-17T12:18:01.109509Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 16,
            "ranked": true
        },
        {
            "id": 103450,
            "name": "3 -> 郭在田 4 -> 李梓揚",
            "director": {
                "id": 818416,
                "username": "傳碁學園",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1898.3468207617877,
                        "deviation": 71.28817954667363,
                        "volatility": 0.06041644550084839
                    }
                },
                "ranking": 29.755630942351214,
                "professional": false,
                "ui_class": ""
            },
            "description": "3 -> 郭在田\n4 -> 李梓揚",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 32,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 1500,
                "period_time": 20,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 6399,
                "name": "傳碁 B班",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 53,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2023-05-20T09:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2023-05-20T08:33:24.126444Z",
            "ended": "2023-05-20T09:29:08.304218Z",
            "start_waiting": "2023-05-20T08:33:24.069400Z",
            "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": 133867,
            "name": "пропрропрропрропроо",
            "director": {
                "id": 1690695,
                "username": "Chan Solo",
                "country": "150",
                "icon": "https://user-uploads.online-go.com/e3aef0f37663cf1f0d2a9a7483410978-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1263.6295804649799,
                        "deviation": 67.85312989333552,
                        "volatility": 0.060281538447430894
                    }
                },
                "ranking": 20.333691744312176,
                "professional": false,
                "ui_class": ""
            },
            "description": "просто турнир",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "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": false,
            "group": {
                "id": 15695,
                "name": "тэсудзи",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 18,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2025-12-01T17:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-12-01T17:00:10.812132Z",
            "ended": "2026-05-06T08:09:59.904263Z",
            "start_waiting": "2025-12-01T17:00:10.628180Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 9,
            "ranked": true
        },
        {
            "id": 98904,
            "name": "13x13 Round Robin.",
            "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. It is capped at 10 players. An identical tournament that starts after two weeks or at 10 players will be created as soon as this tournament starts.\n\nPauses are not allowed.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 90782,
            "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": true,
            "time_start": "2023-01-27T02:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-01-25T10:26:01.688134Z",
            "ended": "2023-05-20T13:03:31.247856Z",
            "start_waiting": "2023-01-25T10:26:00.996523Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 74845,
            "name": "17 Entrenamiento de Go, Mayo 2021",
            "director": {
                "id": 88120,
                "username": "satoshi84",
                "country": "mx",
                "icon": "https://user-uploads.online-go.com/6a6404f3dd53bce3fc1e4a88fb357e2e-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1136.7959829193692,
                        "deviation": 78.40429708623937,
                        "volatility": 0.06016044531576248
                    }
                },
                "ranking": 17.885013568829635,
                "professional": false,
                "ui_class": ""
            },
            "description": "http://gokifu.com/",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 30,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 900,
                "period_time": 20,
                "periods": 3
            },
            "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": "2021-05-08T22:30:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2021-05-08T22:30:49.222101Z",
            "ended": "2021-05-09T01:13:53.033508Z",
            "start_waiting": "2021-05-08T22:30:48.831749Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-15.png",
            "player_count": 21,
            "ranked": true
        },
        {
            "id": 86577,
            "name": "3 -> 羅正韜 4 -> 楊興宇",
            "director": {
                "id": 818416,
                "username": "傳碁學園",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1898.3468207617877,
                        "deviation": 71.28817954667363,
                        "volatility": 0.06041644550084839
                    }
                },
                "ranking": 29.755630942351214,
                "professional": false,
                "ui_class": ""
            },
            "description": "3 -> 羅正韜\n4 -> 楊興宇",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 26,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 600,
                "period_time": 20,
                "periods": 2
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 7531,
                "name": "傳碁 C班",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 87,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2022-02-26T08:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2022-02-26T07:15:21.090000Z",
            "ended": "2022-02-26T07:32:19.614760Z",
            "start_waiting": "2022-02-26T07:15:21.046979Z",
            "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": 103454,
            "name": "16k optimistic-policy test",
            "director": {
                "id": 195118,
                "username": "Dorus",
                "country": "nl",
                "icon": "https://user-uploads.online-go.com/f88142a87589be9a760770f1409b1cc2-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1651.7967333240133,
                        "deviation": 62.80409690825124,
                        "volatility": 0.059942578120010484
                    }
                },
                "ranking": 26.53500784231787,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Testing",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "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": 13232,
                "name": "Dorus bot group",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 5,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2023-05-20T10:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-05-20T09:43:41.418027Z",
            "ended": "2023-05-20T10:09:45.955179Z",
            "start_waiting": "2023-05-20T09:43:41.338686Z",
            "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": 49299,
            "name": "Go Okulu 3. OGS Turnuvası",
            "director": {
                "id": 615578,
                "username": "Muhammed Alperen Yaşar",
                "country": "tr",
                "icon": "https://user-uploads.online-go.com/e5b88cdec6f4e20f0420257666d7c05e-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1567.7271262956808,
                        "deviation": 62.05939195674466,
                        "volatility": 0.05994201110747963
                    }
                },
                "ranking": 25.32572720576222,
                "professional": false,
                "ui_class": ""
            },
            "description": "Herkese merhabalar, 2. turnuvanın formatını devam ettiriyoruz bu turnuvada da. Double Elimination formatı biraz daha hızlı ve görünüşe göre çabuk bitiyor o yüzden turnuvaları sıklandırmak, bir öncekinin bitmesini beklemeden bir sonrakini başlatmak daha makul olacak gibi.\n\nTurnuva Cumartesi sabahı başlayacaktır\n\nHerkese başarılar dilerim!",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "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": false,
            "group": {
                "id": 3526,
                "name": "Online Go Topluluğu",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 72,
                "icon": "https://user-uploads.online-go.com/bb0d3bc225956c302c496d2504182cfc-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2019-06-14T23:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2019-06-14T23:00:48.877613Z",
            "ended": "2020-04-29T09:31:40.090915Z",
            "start_waiting": "2019-06-14T23:00:48.048781Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/bb0d3bc225956c302c496d2504182cfc-15.png",
            "player_count": 11,
            "ranked": true
        }
    ]
}