List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=max_ranking&page=131
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59448,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=max_ranking&page=132",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=max_ranking&page=130",
    "results": [
        {
            "id": 1978,
            "name": "Cody_Star's Rertuning Tournament",
            "director": {
                "id": 43092,
                "username": "Cody_Star",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/d6e46b0eb1419567f3623b8c761f9920?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1083.4611663327662,
                        "deviation": 71.45379420559873,
                        "volatility": 0.05993273047818384
                    }
                },
                "ranking": 16.772585143790774,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 259200,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 864000,
                "max_time": 2592000,
                "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": 383,
                "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": 15,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2012-12-25T15:31:30Z",
            "ended": "2012-12-25T14:31:30Z",
            "start_waiting": null,
            "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": 59889,
            "name": "Everybody tournament 2",
            "director": {
                "id": 760687,
                "username": "HHG",
                "country": "_United_Federation_of_Planets",
                "icon": "https://secure.gravatar.com/avatar/94b05df11403a71a7a364ac616a2b643?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1358.7847135068978,
                        "deviation": 64.1188301435753,
                        "volatility": 0.0601574746002211
                    }
                },
                "ranking": 22.014439802187283,
                "professional": false,
                "ui_class": ""
            },
            "description": "Whoops, I was one day late. This will be a faster tournament. If you are the only person holding up the tournament, you WILL be punished (minus points, disqualification, etc.) (Report in chat)",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 23520,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 21600,
                "initial_time": 172800,
                "max_time": 345600
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 5144,
                "name": "Go players",
                "summary": "For all go players - feel free to join!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 227,
                "icon": "https://user-uploads.online-go.com/4ec48471c12af9fa68f6f30d6c700930-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-05-02T19:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 15,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-05-02T19:00:44.359477Z",
            "ended": "2021-03-29T11:06:44.959021Z",
            "start_waiting": "2020-05-02T19:00:41.942484Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/4ec48471c12af9fa68f6f30d6c700930-15.png",
            "player_count": 44,
            "ranked": true
        },
        {
            "id": 137303,
            "name": "BeGinNer fIgHT!! _ ReBooT Ver7_ TNMT",
            "director": {
                "id": 1742791,
                "username": "AKIBABO",
                "country": "_GoT_Lannister",
                "icon": "https://user-uploads.online-go.com/42e46e1ae449cfa5e3b99fac1d8dfab8-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 872.0778076205811,
                        "deviation": 62.66800287775905,
                        "volatility": 0.05988496024967562
                    }
                },
                "ranking": 11.74817094190458,
                "professional": false,
                "ui_class": ""
            },
            "description": "BeGinNer fIgHT!! \n어서 오세요~~!! 초보자여~~ \n新手欢迎~~~",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "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": true,
            "group": {
                "id": 16114,
                "name": "ShaNgHai_Korean_ChINa_BegInNer",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 2,
                "icon": "https://user-uploads.online-go.com/43948073dc0ed3291bbcf879bf34fa76-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2026-02-19T10:00:00Z",
            "players_start": 8,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 15,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2026-02-19T10:00:15.813083Z",
            "ended": "2026-03-24T11:22:23.672862Z",
            "start_waiting": "2026-02-19T10:00:15.585724Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/43948073dc0ed3291bbcf879bf34fa76-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 56101,
            "name": "2nd Young Lions Tournament",
            "director": {
                "id": 550024,
                "username": "Gargantuar",
                "country": "de",
                "icon": "https://secure.gravatar.com/avatar/1029565026e3189a3ec6d705c5150152?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1539.1670250873235,
                        "deviation": 61.23300344486674,
                        "volatility": 0.05996522489317626
                    }
                },
                "ranking": 24.900102813699657,
                "professional": false,
                "ui_class": ""
            },
            "description": "Zweites \"Young Lions Tournament\", da einige es vergessen haben, sich im zweiten Afra Turnier anzumelden.\n\nEin 9x9 \"jeder gegen jeden\" (sprich insgesamt eine Runde) mit max. 4 Tagen Bedenkzeit.\n\nViel Spaß!\nがんばってください!\n화이팅!\n\nPS: Der Name ist angelehnt an ein Turnier aus \"Hikaru no Go\" ... sehr lesens-/sehenswert!\n\nPPS: Da ich vergessen habe, auf das neue Tunier hinzuweisen (vor allem das es an alle Gruppenmitglieder eine Nachricht kommt), wurde jetzt das Startdatum auf den 26. Februar verlegt.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "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": 345600
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 2631,
                "name": "Freiheit 13",
                "summary": "inofficial and private group for (former) staff and students of our school - people unaffiliated with our school cannot join",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 42,
                "icon": "https://user-uploads.online-go.com/065648a4a48bcba4f8ca0a094338606d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-02-26T17:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 15,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2020-02-26T17:00:16.124379Z",
            "ended": "2020-03-19T23:59:01.878314Z",
            "start_waiting": "2020-02-26T17:00:14.436119Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/065648a4a48bcba4f8ca0a094338606d-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 1030,
            "name": "kayoubi's mini-tournament",
            "director": {
                "id": 20967,
                "username": "kayoubi",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/d4d5f2c9c6b1d3055b4699a3d9497d09?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1284.19912426039,
                        "deviation": 66.35312541263123,
                        "volatility": 0.06001058486619001
                    }
                },
                "ranking": 20.707496532809813,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "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": 383,
                "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": 3,
            "max_ranking": 15,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2010-08-14T03:52:24Z",
            "ended": "2010-08-14T01:52:24Z",
            "start_waiting": null,
            "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": 5768,
            "name": "Kyu Tourney",
            "director": {
                "id": 134048,
                "username": "♥Fujiwara-no-sai♥",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/bff50d411a88a7f45ca5a1c4d233e9f4?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1368.1252363988306,
                        "deviation": 191.54220786932598,
                        "volatility": 0.06000459996969571
                    }
                },
                "ranking": 22.173032461716225,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Join if you're 30 kyu or higher, up to 15 kyu",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "simple",
                "per_move": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 43,
                "name": "Kyu Level Study Group",
                "summary": "A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 8873,
                "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2015-03-14T00:30:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 15,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2015-03-17T05:51:35.390132Z",
            "ended": "2015-03-18T17:21:21.010366Z",
            "start_waiting": "2015-03-17T05:51:35.272374Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 383,
            "name": "Julko's mini-tournament II",
            "director": {
                "id": 15530,
                "username": "Julko",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/71fa797ba41fd26c92f7ed5fda17613a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 860.355683898427,
                        "deviation": 67.10712421191323,
                        "volatility": 0.059279287559068666
                    }
                },
                "ranking": 11.434887566930879,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "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": 383,
                "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": 5,
            "max_ranking": 15,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2008-05-06T09:13:08Z",
            "ended": "2008-05-06T07:13:08Z",
            "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": 59996,
            "name": "Tournament for bigginers",
            "director": {
                "id": 736397,
                "username": "エドモンドさま10",
                "country": "_Starfleet",
                "icon": "https://secure.gravatar.com/avatar/d6844c2807d0926289fc6a0a0e925a2a?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 948.4956871714493,
                        "deviation": 64.60004739638481,
                        "volatility": 0.059984484590464966
                    }
                },
                "ranking": 13.692738381770605,
                "professional": false,
                "ui_class": ""
            },
            "description": "This is a tournament for the ones who wants to have a higherrank",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 3,
                "name": "OGS",
                "summary": "An open group for folks' who like OGS!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 1780,
                "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-05-03T15:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 15,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-05-03T15:00:30.399352Z",
            "ended": "2020-07-26T07:05:39.597350Z",
            "start_waiting": "2020-05-03T15:00:30.099117Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 61051,
            "name": "13*13 correspondence",
            "director": {
                "id": 768293,
                "username": "omnomboypizza5",
                "country": "ca",
                "icon": "https://user-uploads.online-go.com/25e70e23674cdc3743c5ae94c2b8ce78-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1155.1884784509273,
                        "deviation": 67.02026395251889,
                        "volatility": 0.060047964720994385
                    }
                },
                "ranking": 18.2565653124913,
                "professional": false,
                "ui_class": ""
            },
            "description": "so join",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 93120,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 604800,
                "period_time": 86400,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 5144,
                "name": "Go players",
                "summary": "For all go players - feel free to join!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 227,
                "icon": "https://user-uploads.online-go.com/4ec48471c12af9fa68f6f30d6c700930-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-05-25T18:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 15,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-05-29T11:35:32.279683Z",
            "ended": "2020-06-25T16:45:02.041178Z",
            "start_waiting": "2020-05-29T11:35:31.699591Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/4ec48471c12af9fa68f6f30d6c700930-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 28151,
            "name": "le tournoi 9.9",
            "director": {
                "id": 451812,
                "username": "kaze24",
                "country": "fr",
                "icon": "https://user-uploads.online-go.com/7d4ecfec6126a0906dd95977c496b3f0-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 964.779599975824,
                        "deviation": 68.9247228972231,
                        "volatility": 0.05999556684294684
                    }
                },
                "ranking": 14.086807846472144,
                "professional": false,
                "ui_class": ""
            },
            "description": "tournoi mcmahon",
            "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": true,
            "group": {
                "id": 1668,
                "name": "le groupe débutant",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 20,
                "icon": "https://user-uploads.online-go.com/7fed6aaa12eb6440c903038151af2408-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2017-06-21T09:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 15,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2017-06-23T16:49:46.454920Z",
            "ended": "2017-07-06T08:59:19.365470Z",
            "start_waiting": "2017-06-23T16:49:46.279381Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/7fed6aaa12eb6440c903038151af2408-15.png",
            "player_count": 4,
            "ranked": true
        }
    ]
}