List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=rules&page=35
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 61443,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=rules&page=36",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=rules&page=34",
    "results": [
        {
            "id": 32341,
            "name": "11/29/2017",
            "director": {
                "id": 21742,
                "username": "დათო",
                "country": "ge",
                "icon": "https://user-uploads.online-go.com/f776102223e8d2cd0c3eeab1eea726ff-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2188.217274395995,
                        "deviation": 97.40479902700517,
                        "volatility": 0.06013689069472163
                    }
                },
                "ranking": 33.04533320130458,
                "professional": false,
                "ui_class": ""
            },
            "description": "11/29/2017",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 31,
            "time_control_parameters": {
                "period_time": 30,
                "main_time": 120,
                "system": "byoyomi",
                "pause_on_weekends": false,
                "time_control": "byoyomi",
                "periods": 4,
                "speed": "live"
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 692,
                "name": "Georgia - საქართველოს გოს ფედერაცია",
                "summary": "საქართველოს გოს ფედერაციის ჯგუფში გაწევრიანება შეუძლიათ მხოლოდ საქართველოს  მოქალაქეებს, რომლებიც დარეგისტრირებულები არიან ამ საიტზე და პროფილში მითითებული აქვთ სახელი და გვარი.",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 271,
                "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2017-11-29T17:42:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2017-11-29T17:42:50.118508Z",
            "ended": "2017-11-29T18:18:50.472786Z",
            "start_waiting": "2017-11-29T17:42:49.663230Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 131667,
            "name": "CHEERFUL GO #105 Single Elimination",
            "director": {
                "id": 1220803,
                "username": "nobhaete",
                "country": "cn",
                "icon": "https://user-uploads.online-go.com/e840f4920c1211e712dd265d8b780926-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1906.4106007455605,
                        "deviation": 72.35767416251798,
                        "volatility": 0.05979961805032135
                    }
                },
                "ranking": 29.853759030663117,
                "professional": false,
                "ui_class": ""
            },
            "description": "Hi everyone, welcome and have fun!\n\nPAUSE/ VACATION = DISQUALIFICATION! If your opponent pauses or has a vacation, or you have any question, please contact nobhaete.\n\nSingle elimination tournament every Thursday.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 43884,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 43200,
                "initial_time": 86400,
                "max_time": 172800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 12619,
                "name": "Happy Go!!!",
                "summary": "Feel free to join and create tournaments!\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday    \nSingle Elimination tournaments every Thursday\n\nHAPPY",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 82,
                "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2025-08-28T04:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 34,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-08-28T04:00:29.733201Z",
            "ended": "2025-11-26T03:57:05.633821Z",
            "start_waiting": "2025-08-28T04:00:29.597364Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png",
            "player_count": 12,
            "ranked": true
        },
        {
            "id": 2028,
            "name": "come and win me 5",
            "director": {
                "id": 39869,
                "username": "ny",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/4a5bd899aafac4b589a567052c590316?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1372.0713020870298,
                        "deviation": 65.00493730427769,
                        "volatility": 0.060048814960913535
                    }
                },
                "ranking": 22.23970759435493,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 259200,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 604800,
                "max_time": 864000,
                "time_increment": 259200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 78,
                "name": "OGS Mini Tournaments",
                "summary": "The home for all of the old OGS mini tournaments",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 386,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 7,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2013-04-14T09:37:49Z",
            "ended": "2013-04-14T07:37:49Z",
            "start_waiting": null,
            "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": 50248,
            "name": "4k to 14k",
            "director": {
                "id": 380817,
                "username": "look info döskee",
                "country": "zz",
                "icon": "https://user-uploads.online-go.com/9b2153c750a7384cdad630699b7e138d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1001.1282744304297,
                        "deviation": 68.63680878166396,
                        "volatility": 0.058646562422007574
                    }
                },
                "ranking": 14.942969758566955,
                "professional": false,
                "ui_class": ""
            },
            "description": "chinese rules",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "chinese",
            "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": 1814400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 515,
                "name": "OGS Title Tournaments",
                "summary": "Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 3025,
                "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2019-07-18T12:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 16,
            "max_ranking": 26,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2019-07-18T12:00:54.721882Z",
            "ended": "2020-03-18T04:13:21.642283Z",
            "start_waiting": "2019-07-18T12:00:53.623334Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 102499,
            "name": "HAPPY GO #20 Double Elimination",
            "director": {
                "id": 1220803,
                "username": "nobhaete",
                "country": "cn",
                "icon": "https://user-uploads.online-go.com/e840f4920c1211e712dd265d8b780926-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1906.4106007455605,
                        "deviation": 72.35767416251798,
                        "volatility": 0.05979961805032135
                    }
                },
                "ranking": 29.853759030663117,
                "professional": false,
                "ui_class": ""
            },
            "description": "1 day/step, welcome and have fun!\n\nPAUSE/ VACATION = DISQUALIFIED! If your opponent pauses or has a vacation, or you have any question, please contact nobhaete.\n\nDouble elimination tournament every Sunday.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "per_move": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 12619,
                "name": "Happy Go!!!",
                "summary": "Feel free to join and create tournaments!\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday    \nSingle Elimination tournaments every Thursday\n\nHAPPY",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 82,
                "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-04-30T04:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 32,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-04-30T04:00:49.620385Z",
            "ended": "2023-07-07T10:52:18.906451Z",
            "start_waiting": "2023-04-30T04:00:49.487426Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png",
            "player_count": 9,
            "ranked": true
        },
        {
            "id": 44454,
            "name": "Reg Correspondence 9x9 10player Round Robin. Starts when full. Jan-'19D",
            "director": {
                "id": 497519,
                "username": "Kosh-retired",
                "country": "_Lord_Howe_Island",
                "icon": "https://secure.gravatar.com/avatar/39dc5f9ee81b8243d315c8c729844456?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1574.954785564748,
                        "deviation": 61.40997215047312,
                        "volatility": 0.060088015249815864
                    }
                },
                "ranking": 25.432209892698047,
                "professional": false,
                "ui_class": ""
            },
            "description": "---\n-STARTS WHEN FULL - Does NOT pause on the weekend\n\n-Just one round. Ten players, nine games, Chinese Rules/Scoring\n\n-If this suits you then, Bonne Partie :)\n\n-Note: Provisional players allowed & welcome",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": false,
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 432000,
                "time_increment": 86400,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 2014,
                "name": "The Nines 9x9 ",
                "summary": "9x9 Go!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 380,
                "icon": "https://user-uploads.online-go.com/809b7c04dc9f8a7b416cd2c50a71dc90-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2019-01-13T12:00:00Z",
            "players_start": 10,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2019-01-13T13:53:59.160505Z",
            "ended": "2019-01-26T07:49:36.530907Z",
            "start_waiting": "2019-01-13T13:53:56.721238Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/809b7c04dc9f8a7b416cd2c50a71dc90-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 1823,
            "name": "A Fast 13 x 13 Tournament",
            "director": {
                "id": 41803,
                "username": "wishanem",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/df6bb91b75c5dc99ba3895388e2e3d93?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1144.5705652817514,
                        "deviation": 63.86185850876677,
                        "volatility": 0.059996505328279125
                    }
                },
                "ranking": 18.04279819013569,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "chinese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 432000,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 78,
                "name": "OGS Mini Tournaments",
                "summary": "The home for all of the old OGS mini tournaments",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 386,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2012-06-08T10:36:33Z",
            "ended": "2012-06-08T08:36:33Z",
            "start_waiting": null,
            "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": 120703,
            "name": "#18 Happy Tourney.",
            "director": {
                "id": 1144866,
                "username": "𝙿𝚞𝚝 𝙺.",
                "country": "001",
                "icon": "https://user-uploads.online-go.com/938b193b51c319c5700fc40dcf15b4d2-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1170.2650014794833,
                        "deviation": 68.07014109416136,
                        "volatility": 0.0605943200494801
                    }
                },
                "ranking": 18.55674452600792,
                "professional": false,
                "ui_class": ""
            },
            "description": "18th happy tourney, I will create a new tournament with this name every Monday, have fun!",
            "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": 12619,
                "name": "Happy Go!!!",
                "summary": "Feel free to join and create tournaments!\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday    \nSingle Elimination tournaments every Thursday\n\nHAPPY",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 82,
                "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-10-07T15:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-10-07T15:00:27.690439Z",
            "ended": "2024-10-23T20:38:18.025006Z",
            "start_waiting": "2024-10-07T15:00:27.624174Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 110697,
            "name": "555快棋盃",
            "director": {
                "id": 1183558,
                "username": "churaaze",
                "country": "tw",
                "icon": "https://secure.gravatar.com/avatar/40b2a069c6bdf8ab75a81d5792126cfd?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2277.0271039242225,
                        "deviation": 77.49367826793734,
                        "volatility": 0.06000042965351029
                    }
                },
                "ranking": 33.966321411254036,
                "professional": false,
                "ui_class": ""
            },
            "description": "555快棋盃",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": -1,
            "rules": "chinese",
            "time_per_move": 7,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "blitz",
                "pause_on_weekends": false,
                "main_time": 300,
                "period_time": 5,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 12202,
                "name": "ChuRaazeYoutube",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 76,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2023-12-16T13:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-12-16T12:21:47.024461Z",
            "ended": "2023-12-16T13:26:06.503157Z",
            "start_waiting": "2023-12-16T12:21:46.865904Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 57300,
            "name": "Julko's mini tournament XXVI",
            "director": {
                "id": 15530,
                "username": "Julko",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/71fa797ba41fd26c92f7ed5fda17613a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 924.99173455132,
                        "deviation": 66.44856588313243,
                        "volatility": 0.059285741364538166
                    }
                },
                "ranking": 13.111848383884832,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Just Go!",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "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": 78,
                "name": "OGS Mini Tournaments",
                "summary": "The home for all of the old OGS mini tournaments",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 386,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2020-03-12T04:00:00Z",
            "players_start": 3,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-03-12T04:00:17.509386Z",
            "ended": "2020-07-12T17:09:07.449517Z",
            "start_waiting": "2020-03-12T04:00:15.138807Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 7,
            "ranked": true
        }
    ]
}