List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=max_ranking&page=5185
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59021,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=5186",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=5184",
    "results": [
        {
            "id": 82424,
            "name": "44 Entrenamiento de Go, Noviembre 2021🏆 ⚪️ ⚫️",
            "director": {
                "id": 88120,
                "username": "satoshi84",
                "country": "mx",
                "icon": "https://user-uploads.online-go.com/6a6404f3dd53bce3fc1e4a88fb357e2e-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1136.7959829193692,
                        "deviation": 78.40429708623937,
                        "volatility": 0.06016044531576248
                    }
                },
                "ranking": 17.885013568829635,
                "professional": false,
                "ui_class": ""
            },
            "description": "http://gokifu.com/",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 40,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 900,
                "period_time": 30,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 4974,
                "name": "Taller de Go-Biblioteca de México",
                "summary": "Torneos todos los sábados a las 17:30 hrs (Ciudad de México)",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 237,
                "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-11-13T23:30:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2021-11-13T23:30:27.716027Z",
            "ended": "2021-11-14T01:07:58.396673Z",
            "start_waiting": "2021-11-13T23:30:27.557663Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-15.png",
            "player_count": 11,
            "ranked": true
        },
        {
            "id": 123859,
            "name": "black stone #07",
            "director": {
                "id": 635044,
                "username": "15.03",
                "country": "jp",
                "icon": "https://user-uploads.online-go.com/c95b24310a554e4ebac113077793f721-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1778.2373775269089,
                        "deviation": 73.97933459474831,
                        "volatility": 0.0601599324362456
                    }
                },
                "ranking": 28.242528960958047,
                "professional": false,
                "ui_class": ""
            },
            "description": "ซ้อมก่อนแข่ง 19 มกราคม 68 และงาน 25 มกราคม 68",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 25,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 900,
                "period_time": 10,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 14619,
                "name": "black stone go",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": true,
                "member_count": 61,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2025-01-01T14:35:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-01-01T14:35:44.249540Z",
            "ended": "2025-01-01T15:18:14.554513Z",
            "start_waiting": "2025-01-01T14:35:44.106074Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 9,
            "ranked": true
        },
        {
            "id": 54884,
            "name": "Road to SDK #001",
            "director": {
                "id": 135206,
                "username": "BenVsb",
                "country": "be",
                "icon": "https://user-uploads.online-go.com/9959e354c236fbb8082399e5db1e36cd-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1294.3379070752537,
                        "deviation": 64.18874471317686,
                        "volatility": 0.06003197955500563
                    }
                },
                "ranking": 20.889548625852704,
                "professional": false,
                "ui_class": ""
            },
            "description": "Just for fun and to improve together.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "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": 508,
                "name": "Fast Correspondence",
                "summary": "Tournaments for people who like to play quick correspondence games.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 819,
                "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2019-12-23T08:00:00Z",
            "players_start": 5,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2019-12-19T18:32:57.823293Z",
            "ended": "2020-01-06T10:55:24.761263Z",
            "start_waiting": "2019-12-19T18:32:56.793048Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 121148,
            "name": "BORED",
            "director": {
                "id": 1623802,
                "username": "Sakuratreelove",
                "country": "_LGBT",
                "icon": "https://user-uploads.online-go.com/39e46f9a72e6ca1971ee61783cfa150e-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 390.74333254987823,
                        "deviation": 89.99172594082813,
                        "volatility": 0.06005030204903234
                    }
                },
                "ranking": 5,
                "professional": false,
                "ui_class": ""
            },
            "description": "I was bored",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "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": true,
            "group": {
                "id": 14699,
                "name": "Bored? Spam random things here!",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 9,
                "icon": "https://user-uploads.online-go.com/d905518e9c87d7eced7e9be771112258-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-10-14T15:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-01-14T18:05:39.449874Z",
            "ended": "2025-01-20T18:06:04.771368Z",
            "start_waiting": "2025-01-14T18:05:39.319874Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/d905518e9c87d7eced7e9be771112258-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 52746,
            "name": "Tournoi",
            "director": {
                "id": 643236,
                "username": "paul sainson",
                "country": "fr",
                "icon": "https://user-uploads.online-go.com/3b2bed7ba30558d9300f02190813d97c-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 795.4062824895528,
                        "deviation": 97.97111810871648,
                        "volatility": 0.06000168496730468
                    }
                },
                "ranking": 9.617777894924707,
                "professional": false,
                "ui_class": ""
            },
            "description": "Tourboi",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 93120,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "main_time": 604800,
                "period_time": 86400,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 4051,
                "name": "15-25 kyu",
                "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": "2019-12-19T12:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2019-11-10T22:38:01.234442Z",
            "ended": "2019-12-09T15:50:06.382641Z",
            "start_waiting": "2019-11-10T22:38:00.462981Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 82712,
            "name": "ซ้อม 9x9 20 พ.ย.",
            "director": {
                "id": 564908,
                "username": "Sarawoot Kanya",
                "country": "th",
                "icon": "https://user-uploads.online-go.com/b6481afb00bf1ffc14aefec9418093c9-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1428.3733342620876,
                        "deviation": 65.87288697611051,
                        "volatility": 0.06068751158219223
                    }
                },
                "ranking": 23.170679540751433,
                "professional": false,
                "ui_class": ""
            },
            "description": "ซ้อม 9x9 20 พ.ย.",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 11,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 90,
                "period_time": 10,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 5893,
                "name": "Go Family",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 148,
                "icon": "https://user-uploads.online-go.com/69dc5c9576b388c1fc86c857114ab798-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-11-20T03:23:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-11-20T03:23:45.867964Z",
            "ended": "2021-11-20T03:39:19.985189Z",
            "start_waiting": "2021-11-20T03:23:45.799809Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/69dc5c9576b388c1fc86c857114ab798-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 43801,
            "name": "Learn to play 7",
            "director": {
                "id": 514615,
                "username": "leprechaun69",
                "country": "_Commonwealth",
                "icon": "https://user-uploads.online-go.com/46e4ee605fcdb89d5f74f9e2e056fa7f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1682.2596810069062,
                        "deviation": 64.3048718006205,
                        "volatility": 0.05997075598458425
                    }
                },
                "ranking": 26.958058191050437,
                "professional": false,
                "ui_class": ""
            },
            "description": "Learn to play - 7, control absolute 7 days",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 6720,
            "time_control_parameters": {
                "total_time": 604800,
                "time_control": "absolute",
                "speed": "correspondence",
                "system": "absolute",
                "pause_on_weekends": true
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 2229,
                "name": "Learn to play",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 13,
                "icon": "https://user-uploads.online-go.com/a4752f94167b21c6938417b74bf87152-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2018-12-21T05:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-12-21T05:00:54.429405Z",
            "ended": "2019-02-28T05:55:29.025212Z",
            "start_waiting": "2018-12-21T05:00:53.028555Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/a4752f94167b21c6938417b74bf87152-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 82974,
            "name": "BOOMSHAKALAKA",
            "director": {
                "id": 1077440,
                "username": "Grasje",
                "country": "nl",
                "icon": "https://secure.gravatar.com/avatar/7a58da14213fbd0a998483d9a2d79cd0?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1612.8264921481964,
                        "deviation": 195.96376376512248,
                        "volatility": 0.06000897066017259
                    }
                },
                "ranking": 25.982292336874576,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "very pro",
            "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": 10520,
                "name": "grasgame",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 4,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2021-11-26T11:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-11-28T22:15:55.850099Z",
            "ended": "2022-05-29T11:30:22.442574Z",
            "start_waiting": "2021-11-28T22:15:55.764454Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 43505,
            "name": "9x9 fun game",
            "director": {
                "id": 478879,
                "username": "BluefirePlayz",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/66b02d574dc3bd6eea3e8c0c04212676-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1209.151067958722,
                        "deviation": 63.877975163452746,
                        "volatility": 0.06005396905283021
                    }
                },
                "ranking": 19.313478589798944,
                "professional": false,
                "ui_class": ""
            },
            "description": "let's play games",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "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": false,
            "group": {
                "id": 1926,
                "name": "Pro-players",
                "summary": "every one that's good at Go, come in this group, it's a nice group to play games and talk on, you can also get higher level if you'er good.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 9,
                "icon": "https://user-uploads.online-go.com/bceb6d6134b845b624542c1ab1828973-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2018-12-09T13:10:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-12-09T13:10:04.049037Z",
            "ended": "2018-12-09T16:22:03.446572Z",
            "start_waiting": "2018-12-09T13:10:03.438351Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/bceb6d6134b845b624542c1ab1828973-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 129918,
            "name": "RankedGo Warmup Round",
            "director": {
                "id": 1806727,
                "username": "deleted-7068c847-c2b4-47c9-b6df-fa59b3a7d89d",
                "country": "ca",
                "icon": "https://secure.gravatar.com/avatar/a2031aa7e606221571741baf5e26aa2f?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1878.4162910288233,
                        "deviation": 81.50281917515044,
                        "volatility": 0.06002028215655976
                    }
                },
                "ranking": 29.511296821984246,
                "professional": false,
                "ui_class": ""
            },
            "description": "<h3>This is the warmup round for <em>RankedGo</em>! Everyone   will be able to join the warmup round (Members or non-members), but remember, once the season starts, only members would be able to participate in tournaments!: </h3>\n\nGood luck!",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 88451,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 432000
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 15462,
                "name": "RankedGo",
                "summary": "This is the official RANKED GO website. Make sure that the other ones are FAKE and are not certified.\n\nHello, this is BossGo, and I will be the host for the RankedGo. \n\nThis group will offer you competitiveness, knowledge, personal improvement, and most im",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 34,
                "icon": "https://user-uploads.online-go.com/6486e3330c807d1003c59a18f5152303-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2025-07-08T06:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-07-08T06:01:01.612569Z",
            "ended": null,
            "start_waiting": "2025-07-08T06:01:01.524478Z",
            "board_size": 19,
            "active_round": 2,
            "icon": "https://user-uploads.online-go.com/6486e3330c807d1003c59a18f5152303-15.png",
            "player_count": 7,
            "ranked": true
        }
    ]
}