List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-players_start&page=5847
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 58845,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-players_start&page=5848",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-players_start&page=5846",
    "results": [
        {
            "id": 59048,
            "name": "hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh",
            "director": {
                "id": 736025,
                "username": "周朗禧",
                "country": "cn",
                "icon": "https://secure.gravatar.com/avatar/e0fe0e2e712e05e1681898969ada7ba0?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1090.2660097211576,
                        "deviation": 78.91903907630135,
                        "volatility": 0.059994869907320864
                    }
                },
                "ranking": 16.917527564150394,
                "professional": false,
                "ui_class": ""
            },
            "description": "dddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 33,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 300,
                "period_time": 30,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 5195,
                "name": "QWERTYUIOPASDFGHJKLZXCVBNM",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 4,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2020-04-15T07:00:00Z",
            "players_start": 1,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 14,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-04-15T07:00:58.698231Z",
            "ended": "2020-04-15T07:00:58.639275Z",
            "start_waiting": "2020-04-15T07:00:58.465913Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 1,
            "ranked": true
        },
        {
            "id": 62704,
            "name": "Just a Cup to take a break from COVID-19",
            "director": {
                "id": 437607,
                "username": "BlazePiggy543",
                "country": "ca",
                "icon": "https://user-uploads.online-go.com/41b692ea6fb3ab36e4a0e69b81c6f829-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1871.481106685611,
                        "deviation": 69.0722365542972,
                        "volatility": 0.06018091570881312
                    }
                },
                "ranking": 29.425667972143394,
                "professional": false,
                "ui_class": ""
            },
            "description": "Just a Cup to take a break from COVID-19. If you extend the time by only playing a move on the last hour, you will be disqualified. So watch out.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 2514,
                "name": "Continental and World Go Cups Group",
                "summary": "You want to become World Champion or a Continental champion? Join us :)",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 525,
                "icon": "https://user-uploads.online-go.com/c1c2b263d212f80b7dfe72721f68c8e4-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-07-04T17:00:00Z",
            "players_start": 1,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-07-04T16:09:42.250765Z",
            "ended": "2021-01-17T10:53:54.921869Z",
            "start_waiting": "2020-07-04T16:09:41.851979Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/c1c2b263d212f80b7dfe72721f68c8e4-15.png",
            "player_count": 19,
            "ranked": true
        },
        {
            "id": 62709,
            "name": "super",
            "director": {
                "id": 780915,
                "username": "damiencam",
                "country": "fr",
                "icon": "https://secure.gravatar.com/avatar/0a3f7d3f5f4fb297b7e2d54825797190?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 856.9428772345112,
                        "deviation": 65.15420079756397,
                        "volatility": 0.0599992908608538
                    }
                },
                "ranking": 11.342874937248924,
                "professional": false,
                "ui_class": ""
            },
            "description": "cghgi v",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "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": 4808,
                "name": "rtayek1",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 5,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-07-03T08:00:00Z",
            "players_start": 1,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2020-07-03T08:00:27.744447Z",
            "ended": "2020-07-03T08:00:27.697726Z",
            "start_waiting": "2020-07-03T08:00:27.608481Z",
            "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": 59841,
            "name": "19 times 19 Live Tournament (Kyu only)",
            "director": {
                "id": 720484,
                "username": "JtaoOMG",
                "country": "cn",
                "icon": "https://user-uploads.online-go.com/b79de628ffd7e4fe1a54a7c2b38163e5-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1866.3720336200906,
                        "deviation": 64.63461166642907,
                        "volatility": 0.06005553853146774
                    }
                },
                "ranking": 29.36238292017167,
                "professional": false,
                "ui_class": ""
            },
            "description": "19 times 19 Live Tournament (Kyu only)",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 36,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 540,
                "period_time": 30,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 749,
                "name": "Chinese Group 中華群 - 奕棋會友 -",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 68,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-04-29T21:00:00Z",
            "players_start": 1,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 26,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-04-29T21:00:41.138670Z",
            "ended": "2020-04-29T21:19:58.478863Z",
            "start_waiting": "2020-04-29T21:00:40.864180Z",
            "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": 116975,
            "name": "Go Game tyr",
            "director": {
                "id": 1523583,
                "username": "WE ARE ALL SMALL THINGS",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/c7e983a7affd9da147494852d8b27101-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 547.8963567506242,
                        "deviation": 76.25510240053111,
                        "volatility": 0.06004187186934367
                    }
                },
                "ranking": 5,
                "professional": false,
                "ui_class": ""
            },
            "description": "HY TNVJG",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": -1,
            "rules": "ing",
            "time_per_move": 75419,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 72000,
                "initial_time": 432000,
                "max_time": 864000
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 13797,
                "name": " 无间勤碁术化  Go Advance forward forever",
                "summary": "欢迎围棋爱好者来到属于您的园地\n\n\n          In Your 💖 Go to Universes everywhere",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 496,
                "icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-06-30T11:00:00Z",
            "players_start": 1,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-06-30T11:00:16.143938Z",
            "ended": "2024-07-01T23:50:34.666369Z",
            "start_waiting": "2024-06-30T11:00:16.077653Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 134780,
            "name": "Bot battle",
            "director": {
                "id": 229617,
                "username": "JohnnieDarko",
                "country": "nl",
                "icon": "https://user-uploads.online-go.com/5a73fbf39ace472753d06c86d492dc20-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1077.9113062112642,
                        "deviation": 63.87869894920042,
                        "volatility": 0.06001953976291438
                    }
                },
                "ranking": 16.653698144150766,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Pitting all bots against each other.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "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": 15897,
                "name": "Oroton Bot",
                "summary": "Give feedback and get support on the Oroton bot(s).",
                "require_invitation": true,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": true,
                "member_count": 15,
                "icon": "https://user-uploads.online-go.com/67647bf5276bf38fbe3a1c6bf86e6f58-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2025-11-27T00:00:00Z",
            "players_start": 1,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2025-11-26T23:56:14.156535Z",
            "ended": "2025-11-27T00:08:51.661623Z",
            "start_waiting": "2025-11-26T23:56:14.078095Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/67647bf5276bf38fbe3a1c6bf86e6f58-15.png",
            "player_count": 3,
            "ranked": true
        },
        {
            "id": 64430,
            "name": "tournament",
            "director": {
                "id": 769861,
                "username": "rainncat",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/63b1a39787f99d6149e4e1cb7cc755f5-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 975.0308630931373,
                        "deviation": 65.62894696966373,
                        "volatility": 0.060026784983209604
                    }
                },
                "ranking": 14.331490463627786,
                "professional": false,
                "ui_class": ""
            },
            "description": "have fun",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 72960,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 72000,
                "initial_time": 86400,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 6414,
                "name": "Hot Cocoa",
                "summary": "\n",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 13,
                "icon": "https://user-uploads.online-go.com/660a7a6eaa2b62267cc2569e946eb3cf-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-08-18T17:00:00Z",
            "players_start": 1,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-08-18T17:00:04.723141Z",
            "ended": "2020-08-18T17:00:04.655524Z",
            "start_waiting": "2020-08-18T17:00:04.411562Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/660a7a6eaa2b62267cc2569e946eb3cf-15.png",
            "player_count": 1,
            "ranked": true
        },
        {
            "id": 59073,
            "name": "风格的还是觉得反馈给将会花费金额可没人",
            "director": {
                "id": 736025,
                "username": "周朗禧",
                "country": "cn",
                "icon": "https://secure.gravatar.com/avatar/e0fe0e2e712e05e1681898969ada7ba0?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1090.2660097211576,
                        "deviation": 78.91903907630135,
                        "volatility": 0.059994869907320864
                    }
                },
                "ranking": 16.917527564150394,
                "professional": false,
                "ui_class": ""
            },
            "description": "然后通过日服具体扶额几次你大概比较发达",
            "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",
                "pause_on_weekends": true,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 5195,
                "name": "QWERTYUIOPASDFGHJKLZXCVBNM",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 4,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2020-04-15T14:25:00Z",
            "players_start": 1,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-04-15T19:53:33.138929Z",
            "ended": "2020-04-15T19:53:33.091629Z",
            "start_waiting": "2020-04-15T19:53:32.984634Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 1,
            "ranked": true
        },
        {
            "id": 43641,
            "name": "The Shina-Dinna Tournament!",
            "director": {
                "id": 72931,
                "username": "Devin Fraze",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/30634b6254158737cbfb2131816d6646-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1764.5345001489945,
                        "deviation": 63.73384461159048,
                        "volatility": 0.060005602842177916
                    }
                },
                "ranking": 28.063447041960913,
                "professional": false,
                "ui_class": "supporter aga"
            },
            "description": "Winner of this tournament will receive the chance to challenge Mr. Shinabery to a game. If you beat Mr. Shinabery, he will buy you lunch for a week!\n\nThis tournament is for students of ACPA only.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 17,
            "time_control_parameters": {
                "period_time": 15,
                "main_time": 180,
                "system": "byoyomi",
                "pause_on_weekends": false,
                "time_control": "byoyomi",
                "periods": 3,
                "speed": "live"
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 2910,
                "name": "ACPA Workshop",
                "summary": "This is the OGS group for the students of ACPA (Arts and College Preparatory Academy)",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 28,
                "icon": "https://user-uploads.online-go.com/6a34519632752d8ba333a287de29a71e-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2018-12-13T18:30:00Z",
            "players_start": 1,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2018-12-13T18:29:29.681012Z",
            "ended": "2018-12-13T18:56:45.284200Z",
            "start_waiting": "2018-12-13T18:29:29.165222Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6a34519632752d8ba333a287de29a71e-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 60946,
            "name": "go go",
            "director": {
                "id": 654168,
                "username": "Melovy",
                "country": "sg",
                "icon": "https://user-uploads.online-go.com/c279d2a10883516ad8f855553763576f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1604.2274745860072,
                        "deviation": 107.58418581163765,
                        "volatility": 0.05976481318080775
                    }
                },
                "ranking": 25.858534555554265,
                "professional": false,
                "ui_class": ""
            },
            "description": "welcome",
            "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": 3704,
                "name": "lions roar",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 62,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-05-23T14:00:00Z",
            "players_start": 1,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-05-23T14:00:30.606544Z",
            "ended": "2020-06-06T14:36:00.203182Z",
            "start_waiting": "2020-05-23T14:00:30.472756Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 2,
            "ranked": true
        }
    ]
}