List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=min_ranking&page=5703
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 60780,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=min_ranking&page=5704",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=min_ranking&page=5702",
    "results": [
        {
            "id": 100660,
            "name": "LIHKG League S Season 1",
            "director": {
                "id": 872222,
                "username": "daromorado",
                "country": "hk",
                "icon": "https://secure.gravatar.com/avatar/36300931508b43b32974d72afe3dc031?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1831.193408920035,
                        "deviation": 63.08568429873256,
                        "volatility": 0.060034664004518366
                    }
                },
                "ranking": 28.921871590508417,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "LIHKG League S Season 1",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 4787,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "total_time": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 8905,
                "name": "LIHKG囲碁",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 77,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2023-03-02T06:00:00Z",
            "players_start": 7,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2023-03-02T06:06:50.842981Z",
            "ended": "2023-03-10T19:07:36.919235Z",
            "start_waiting": "2023-03-02T06:06:50.513592Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 40151,
            "name": "9x9 Super Ultra Mega Awesome Funtime Tourny!",
            "director": {
                "id": 549878,
                "username": "Elmindreda_Go",
                "country": "_Pirate",
                "icon": "https://user-uploads.online-go.com/feadb404d03c9fc1ce126d63a35d066c-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2278.295485712937,
                        "deviation": 69.21321105738922,
                        "volatility": 0.06002495584222466
                    }
                },
                "ranking": 33.97921316088967,
                "professional": false,
                "ui_class": ""
            },
            "description": "Anyone can join. Double elimination 9x9 tournament with no handicap. Simple time 1 day per move, paused on weekends.\n\nThis will be my first time hosting a tournament, so I hope people will join and have some fun! ^_^",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "simple",
                "speed": "correspondence",
                "system": "simple",
                "pause_on_weekends": true,
                "per_move": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 2776,
                "name": "9_Lives ฅ=(1ωↀ)=ฅ",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 2,
                "icon": "https://user-uploads.online-go.com/3424e8b19abd7f0ccd0c65fd42ee5a56-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2018-08-24T22:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-08-23T03:03:30.756358Z",
            "ended": "2018-11-17T00:49:18.594539Z",
            "start_waiting": "2018-08-23T03:03:29.618309Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/3424e8b19abd7f0ccd0c65fd42ee5a56-15.png",
            "player_count": 20,
            "ranked": true
        },
        {
            "id": 108436,
            "name": "martha halloween 2023 19x19",
            "director": {
                "id": 54215,
                "username": "dol",
                "country": "de",
                "icon": "https://secure.gravatar.com/avatar/e30308eaac21189069c126f5ec0cadcd?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1590.1486600067522,
                        "deviation": 65.28735617447943,
                        "volatility": 0.0599749779470144
                    }
                },
                "ranking": 25.654471756335553,
                "professional": false,
                "ui_class": ""
            },
            "description": "simultanes 19x19-turnier mit vorgabe und langer fischerzeit – gruselige joseki, untote gruppen und eine menge stochern im nebel. viel spaß!",
            "schedule": null,
            "title": null,
            "tournament_type": "s_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": 4604,
                "name": "Martha",
                "summary": "Spieltreff Martha",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 78,
                "icon": "https://user-uploads.online-go.com/03e3b412dc40088d78aaa8f39f57b16a-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-10-30T23:00:00Z",
            "players_start": 6,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2023-11-01T16:40:13.178640Z",
            "ended": "2024-09-04T11:53:23.785622Z",
            "start_waiting": "2023-11-01T16:40:12.853235Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/03e3b412dc40088d78aaa8f39f57b16a-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 86099,
            "name": "PG DDK 13x13 25k-10k February 2022 LIVE",
            "director": {
                "id": 766596,
                "username": "The Lord of Mangroves",
                "country": "_Starfleet",
                "icon": "https://user-uploads.online-go.com/58bdd6542e7d89af94b38231c7152d6e-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1294.5664158753266,
                        "deviation": 62.32193661826998,
                        "volatility": 0.05996919364501995
                    }
                },
                "ranking": 20.893635280340884,
                "professional": false,
                "ui_class": ""
            },
            "description": "May our mind breathe through our fingers!",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 21,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 15,
                "initial_time": 600,
                "max_time": 600
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 7228,
                "name": "DDK Proving Grounds (Double Digit Kyu)",
                "summary": "A place for DDK's to play against other DDK's without fear of SDK's trying to hop in. We do B League (25k-18k) & A League (17k-10k) tournaments monthly.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 658,
                "icon": "https://user-uploads.online-go.com/9725fa29200a4cb43a21b6a895183ad3-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-02-15T02:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2022-02-15T02:00:47.328320Z",
            "ended": "2022-02-15T02:49:09.060908Z",
            "start_waiting": "2022-02-15T02:00:46.887566Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/9725fa29200a4cb43a21b6a895183ad3-15.png",
            "player_count": 12,
            "ranked": true
        },
        {
            "id": 134993,
            "name": "9x9 Mini League 10k-25k #348",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1440.9445326727584,
                        "deviation": 71.76569984976463,
                        "volatility": 0.06028442404074632
                    }
                },
                "ranking": 23.373532705735233,
                "professional": false,
                "ui_class": ""
            },
            "description": "Special league for players between 25kyu and 10kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 95543,
            "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": 3524,
                "name": "9x9 Lovers",
                "summary": "A group for Go players who love the 9x9 board.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 716,
                "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2025-12-07T20:05:00Z",
            "players_start": 5,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-12-05T23:49:01.898702Z",
            "ended": "2025-12-26T04:41:48.453006Z",
            "start_waiting": "2025-12-05T23:49:01.737657Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 88766,
            "name": "16/4 3 周家峻 4 許澤延",
            "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": "3 周家峻\n4 許澤延",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 33,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 1200,
                "period_time": 20,
                "periods": 2
            },
            "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": "2022-04-16T11:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2022-04-16T10:06:26.003936Z",
            "ended": "2022-04-16T10:55:53.620145Z",
            "start_waiting": "2022-04-16T10:06:25.954370Z",
            "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": 41691,
            "name": "棋力申請(再)",
            "director": {
                "id": 573795,
                "username": "かおり Kaori",
                "country": "jp",
                "icon": "https://secure.gravatar.com/avatar/acd3b1f0baab0021e6daeddbbb830204?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1451.935744574739,
                        "deviation": 68.01548642686912,
                        "volatility": 0.060041555522167854
                    }
                },
                "ranking": 23.549445813438044,
                "professional": false,
                "ui_class": ""
            },
            "description": "すでに入力済みだったかたももう一度入力お願いします。お手数をおかけします。",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400,
                "speed": "correspondence"
            },
            "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": 298,
                "icon": "https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2018-10-17T03:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-10-17T03:00:35.567058Z",
            "ended": "2019-02-15T12:14:05.323609Z",
            "start_waiting": "2018-10-17T03:00:34.617641Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-15.png",
            "player_count": 23,
            "ranked": true
        },
        {
            "id": 140306,
            "name": "JORNADA 9 DE ENTRENAMIENTO AVANZADO DE GO VERANO 2026",
            "director": {
                "id": 798920,
                "username": "vaik.kanik",
                "country": "mx",
                "icon": "https://user-uploads.online-go.com/2d6b90dc29878481490e8286eaaeb49f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 943.9665047568083,
                        "deviation": 60.471580708542255,
                        "volatility": 0.05972743682219268
                    }
                },
                "ranking": 13.581929538631416,
                "professional": false,
                "ui_class": ""
            },
            "description": "En el fondo no sólo se trata de vencer a los oponentes en el tablero de Go; se trata, sobre todo, de vencerse a uno mismo, momento a momento, día tras día, practicando el arte.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 62,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 900,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 14953,
                "name": "Kanik",
                "summary": "",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": true,
                "hide_details": true,
                "member_count": 19,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2026-05-17T00:35:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "invite",
            "started": "2026-05-17T00:35:50.091343Z",
            "ended": "2026-05-17T00:47:13.571839Z",
            "start_waiting": "2026-05-17T00:35:50.047806Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 3,
            "ranked": true
        },
        {
            "id": 87536,
            "name": "4 -> 刁梓鑫1 -> 駱皓希",
            "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": "4 -> 刁梓鑫1 -> 駱皓希",
            "schedule": null,
            "title": null,
            "tournament_type": "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": 7530,
                "name": "傳碁 D班",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 71,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2022-03-20T07:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2022-03-20T06:58:16.282556Z",
            "ended": "2022-03-20T06:58:32.295835Z",
            "start_waiting": "2022-03-20T06:58:16.162825Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 86264,
            "name": "9x9x9 partidas",
            "director": {
                "id": 607938,
                "username": "kido.go.baduk",
                "country": "mx",
                "icon": "https://user-uploads.online-go.com/83ceb7eea12991c2d610032107296fa7-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 763.2227067659302,
                        "deviation": 67.82666399931664,
                        "volatility": 0.06059945822311187
                    }
                },
                "ranking": 8.661609751861041,
                "professional": false,
                "ui_class": ""
            },
            "description": "9x9x9 partidas",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "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": 4841,
                "name": "PIPIOLO GO 2022🏆",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 214,
                "icon": "https://user-uploads.online-go.com/53d0a90037da78f2a39241da6e40dc96-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-02-18T18:57:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2022-02-18T18:57:59.976578Z",
            "ended": "2022-02-18T19:26:01.342494Z",
            "start_waiting": "2022-02-18T18:57:59.826739Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/53d0a90037da78f2a39241da6e40dc96-15.png",
            "player_count": 8,
            "ranked": true
        }
    ]
}