List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=players_start&page=4
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59883,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=players_start&page=5",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=players_start&page=3",
    "results": [
        {
            "id": 103038,
            "name": "Tournament Name",
            "director": {
                "id": 1001280,
                "username": "chikennuggiemaster",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/f43a13142315c5d0b211acdbd4c65f17-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 850.9956298366732,
                        "deviation": 65.66474005945177,
                        "volatility": 0.06009920133946254
                    }
                },
                "ranking": 11.181652114350863,
                "professional": false,
                "ui_class": ""
            },
            "description": "Description",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 36,
            "time_control_parameters": {
                "system": "canadian",
                "time_control": "canadian",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 60,
                "period_time": 900,
                "stones_per_period": 25
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 13078,
                "name": "HI-GO",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 2,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2023-05-08T21:00:00Z",
            "players_start": 0,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-05-08T21:00:59.189528Z",
            "ended": "2023-05-08T21:00:59.173457Z",
            "start_waiting": "2023-05-08T21:00:59.112014Z",
            "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": 96887,
            "name": "Ijcmcmcfnm",
            "director": {
                "id": 1236892,
                "username": "BVB4ever",
                "country": "om",
                "icon": "https://user-uploads.online-go.com/3b71fd4502e78c7e8a75d0e460ad784d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1197.5971641747537,
                        "deviation": 61.728464715177175,
                        "volatility": 0.060004790368084995
                    }
                },
                "ranking": 19.09120778989921,
                "professional": false,
                "ui_class": ""
            },
            "description": "Mcmxmxmmxmsm",
            "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": 11518,
                "name": "Kackawurst",
                "summary": "",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 6,
                "icon": "https://user-uploads.online-go.com/80d06c7088675895f71931629cdb4bd5-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-11-17T15:13:00Z",
            "players_start": 0,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-11-17T15:13:13.856999Z",
            "ended": "2022-11-17T15:13:13.834841Z",
            "start_waiting": "2022-11-17T15:13:13.729720Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/80d06c7088675895f71931629cdb4bd5-15.png",
            "player_count": 1,
            "ranked": true
        },
        {
            "id": 130102,
            "name": "参加条件:仅限成员",
            "director": {
                "id": 1569784,
                "username": "1213456789lkjh",
                "country": "cn",
                "icon": "https://secure.gravatar.com/avatar/9ace486d650a01ecd9da27a2cd4a059b?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 736.9995434729591,
                        "deviation": 61.38914328321541,
                        "volatility": 0.060106027679138134
                    }
                },
                "ranking": 7.852225585154122,
                "professional": false,
                "ui_class": ""
            },
            "description": "无                                       \n九中",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 6,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "blitz",
                "pause_on_weekends": false,
                "time_increment": 5,
                "initial_time": 30,
                "max_time": 300
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 15479,
                "name": "林",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": true,
                "member_count": 4,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2025-07-03T11:00:00Z",
            "players_start": 0,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 6,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2025-07-03T11:00:30.154985Z",
            "ended": "2025-07-03T11:00:30.130379Z",
            "start_waiting": "2025-07-03T11:00:30.067303Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 1,
            "ranked": true
        },
        {
            "id": 140712,
            "name": "tournament",
            "director": {
                "id": 1975276,
                "username": "David_K",
                "country": "_Pirate",
                "icon": "https://secure.gravatar.com/avatar/fc9a51d47c599f96fef9ca866a55d435?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 662.0099524170911,
                        "deviation": 134.10413874779078,
                        "volatility": 0.06004120210927289
                    }
                },
                "ranking": 5.368075872250465,
                "professional": false,
                "ui_class": ""
            },
            "description": "Это первый турнир этой группы",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 90782,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 16457,
                "name": "Go группа",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 1,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2026-05-29T14:00:00Z",
            "players_start": 0,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2026-05-29T14:00:17.146486Z",
            "ended": "2026-05-29T14:03:31.156930Z",
            "start_waiting": "2026-05-29T14:00:17.116347Z",
            "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": 58965,
            "name": "hbhbhbhbhbhbhbhhb",
            "director": {
                "id": 748237,
                "username": "PAPA LOUIE",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/5ca63bebc1e9733a922cf80a18e54a3a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 547.3072455519224,
                        "deviation": 78.58011345147807,
                        "volatility": 0.059984484173782465
                    }
                },
                "ranking": 5,
                "professional": false,
                "ui_class": ""
            },
            "description": "hhhhbhbhbhbhhbhbhhhh",
            "schedule": null,
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": 0,
            "rules": "chinese",
            "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": 4965,
                "name": "Cool people!",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 8,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-04-13T21:00:00Z",
            "players_start": 0,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 5,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2020-04-13T21:00:32.449048Z",
            "ended": "2020-04-13T21:32:44.149681Z",
            "start_waiting": "2020-04-13T21:00:32.329718Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 1,
            "ranked": true
        },
        {
            "id": 115381,
            "name": "super hero",
            "director": {
                "id": 1092034,
                "username": "shunkiu",
                "country": "hk",
                "icon": "https://secure.gravatar.com/avatar/335c027dd5fe11e433da670a41ce4231?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1393.2648706701996,
                        "deviation": 69.79020798458026,
                        "volatility": 0.060008829285262466
                    }
                },
                "ranking": 22.594558280467663,
                "professional": false,
                "ui_class": ""
            },
            "description": "win be super hero",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 42838,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 36000,
                "initial_time": 864000,
                "max_time": 864000
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 6043,
                "name": "Hong Kong Go Theory Research Centre",
                "summary": "A private group for HK tutors and students",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 41,
                "icon": "https://user-uploads.online-go.com/5da08b40c77e233e26ea4f85ba5fd58d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-04-25T14:00:00Z",
            "players_start": 0,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 10,
            "max_ranking": 23,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-04-25T14:00:24.638358Z",
            "ended": "2024-04-25T14:00:24.624460Z",
            "start_waiting": "2024-04-25T14:00:24.592849Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/5da08b40c77e233e26ea4f85ba5fd58d-15.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 60452,
            "name": "first",
            "director": {
                "id": 736026,
                "username": "李張樂",
                "country": "hk",
                "icon": "https://secure.gravatar.com/avatar/d45769aab0523878768b0b2d1164cd85?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1373.2951358573407,
                        "deviation": 64.83524429933749,
                        "volatility": 0.060011864092403285
                    }
                },
                "ranking": 22.260347282571285,
                "professional": false,
                "ui_class": ""
            },
            "description": "nroff",
            "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": 2478,
                "name": "British Go Association",
                "summary": "A few simple rules ... limitless possibilities",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 347,
                "icon": "https://user-uploads.online-go.com/09e82a6bea1540e5d35d002f05d51a47-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-05-13T07:00:00Z",
            "players_start": 0,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-05-13T07:00:08.575417Z",
            "ended": "2020-05-13T07:00:08.527640Z",
            "start_waiting": "2020-05-13T07:00:08.436034Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/09e82a6bea1540e5d35d002f05d51a47-15.png",
            "player_count": 1,
            "ranked": true
        },
        {
            "id": 49976,
            "name": "zéine",
            "director": {
                "id": 658552,
                "username": "goban78",
                "country": "154",
                "icon": "https://secure.gravatar.com/avatar/78dc7f3a02865315d02aa79bab67dad4?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1303.970855576675,
                        "deviation": 222.0322390971418,
                        "volatility": 0.059997997584017075
                    }
                },
                "ranking": 21.0612016508725,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "ce tournoi est zéine",
            "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": false,
            "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": 18002,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2019-07-06T10:00:00Z",
            "players_start": 0,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2019-07-06T10:00:25.581502Z",
            "ended": "2019-07-06T10:00:25.376116Z",
            "start_waiting": "2019-07-06T10:00:25.218390Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 1,
            "ranked": true
        },
        {
            "id": 28482,
            "name": "4th Lviv Tpurnament",
            "director": {
                "id": 79,
                "username": "oldyew",
                "country": "ua",
                "icon": "https://user-uploads.online-go.com/bb1683794b493824cb4605735bcfb9b7-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1705.3371445600435,
                        "deviation": 62.790139205239456,
                        "volatility": 0.06003537827844153
                    }
                },
                "ranking": 27.273474442381108,
                "professional": false,
                "ui_class": ""
            },
            "description": "summer time",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 35520,
            "time_control_parameters": {
                "period_time": 604800,
                "main_time": 604800,
                "system": "canadian",
                "pause_on_weekends": false,
                "time_control": "canadian",
                "stones_per_period": 21,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 1460,
                "name": "Lviv Club",
                "summary": "Lviv Go Players Group",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 28,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2017-07-03T19:00:00Z",
            "players_start": 0,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2017-07-03T19:00:02.689247Z",
            "ended": "2017-07-03T19:33:33.995181Z",
            "start_waiting": "2017-07-03T19:00:02.464043Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 3,
            "ranked": true
        },
        {
            "id": 84489,
            "name": "Bad tournament",
            "director": {
                "id": 916344,
                "username": "YimengLiu",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/04841ec7f1cb68d8942b716d11d694da?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1464.4317756757137,
                        "deviation": 83.76503321183883,
                        "volatility": 0.060029376253586675
                    }
                },
                "ranking": 23.747832942877736,
                "professional": false,
                "ui_class": ""
            },
            "description": "this is weird",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 28,
            "time_control_parameters": {
                "system": "canadian",
                "time_control": "canadian",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 900,
                "period_time": 180,
                "stones_per_period": 10
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 9959,
                "name": "Battlefield",
                "summary": "Lots of tournaments.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 11,
                "icon": "https://user-uploads.online-go.com/35a32113b107d2c20dd88098e310591c-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-01-05T03:35:00Z",
            "players_start": 0,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2022-01-05T03:35:25.196066Z",
            "ended": "2022-01-05T03:35:25.174547Z",
            "start_waiting": "2022-01-05T03:35:25.126587Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/35a32113b107d2c20dd88098e310591c-15.png",
            "player_count": 0,
            "ranked": true
        }
    ]
}