List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=max_ranking&page=377
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 60702,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=max_ranking&page=378",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=max_ranking&page=376",
    "results": [
        {
            "id": 23221,
            "name": "19x19 Challenge",
            "director": {
                "id": 389449,
                "username": "noisome_yn",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/b68242b010f6d8846bb31770c6f478f7?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1152.777608593764,
                        "deviation": 66.36393658283228,
                        "volatility": 0.060053881588162994
                    }
                },
                "ranking": 18.208200947168557,
                "professional": false,
                "ui_class": ""
            },
            "description": "For those who find 19x19 board a challenge.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 316,
            "time_control_parameters": {
                "time_control": "byoyomi",
                "period_time": 300,
                "main_time": 1500,
                "periods": 3
            },
            "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": 8952,
                "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2016-12-21T22:20:00Z",
            "players_start": 2,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2016-12-21T22:19:34.680349Z",
            "ended": "2016-12-21T22:43:18.021859Z",
            "start_waiting": "2016-12-21T22:19:34.482608Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 69558,
            "name": "New Year Tournament",
            "director": {
                "id": 736685,
                "username": "李朗銳",
                "country": "hk",
                "icon": "https://user-uploads.online-go.com/b7c6482c7e297b7c47906a1a0bfc23c7-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1005.3610697829467,
                        "deviation": 66.82162579107839,
                        "volatility": 0.06001116661169058
                    }
                },
                "ranking": 15.040642201285266,
                "professional": false,
                "ui_class": ""
            },
            "description": "Happy new year!",
            "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": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 5925,
                "name": "Group for GO",
                "summary": "Don't have a group? No problem, just join this group!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 70,
                "icon": "https://user-uploads.online-go.com/ae175eb5d15786b87350b71f278bbb9e-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-12-30T16:00:00Z",
            "players_start": 3,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-12-30T16:00:45.670011Z",
            "ended": "2021-04-02T15:08:55.806894Z",
            "start_waiting": "2020-12-30T16:00:44.820710Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/ae175eb5d15786b87350b71f278bbb9e-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 110314,
            "name": "121212 for DDK",
            "director": {
                "id": 1097025,
                "username": "jiroku",
                "country": "eu",
                "icon": "https://secure.gravatar.com/avatar/117b27e8e941218b4c3bb5ab1bf37bf3?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 880.8278153254452,
                        "deviation": 69.27712868405709,
                        "volatility": 0.05995144844372402
                    }
                },
                "ranking": 11.979289329768603,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "!! players on vacation will be disqualified !!",
            "schedule": null,
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 8206,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "total_time": 1036800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 680,
                "name": "Czech and Slovakian GO group",
                "summary": "We are for any Czech and Slovakian player on this server.\n\nJsme tu pro všechny české a slovenské hráče na tomto serveru.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 115,
                "icon": "https://user-uploads.online-go.com/2d57f247eb50b82454963cc395766d2c-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2023-12-12T11:12:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-12-11T17:10:49.372193Z",
            "ended": "2024-02-11T10:40:43.085652Z",
            "start_waiting": "2023-12-11T17:10:48.750240Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/2d57f247eb50b82454963cc395766d2c-15.png",
            "player_count": 12,
            "ranked": true
        },
        {
            "id": 68465,
            "name": "friendly game",
            "director": {
                "id": 861327,
                "username": "Jack the protaGOnist",
                "country": "cn",
                "icon": "https://user-uploads.online-go.com/a0b3993a4ac594108efa52a044210bba-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1672.033059307691,
                        "deviation": 61.65197767699118,
                        "volatility": 0.06000663457564414
                    }
                },
                "ranking": 26.81689756840323,
                "professional": false,
                "ui_class": ""
            },
            "description": "just a little fun tournament plz join",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 10,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 30,
                "period_time": 10,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 7383,
                "name": "hangout and have fun",
                "summary": "]",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 21,
                "icon": "https://user-uploads.online-go.com/475e03f7bfbd3f230470aea89405e15c-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-12-05T21:00:00Z",
            "players_start": 2,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-12-05T20:59:58.799079Z",
            "ended": "2020-12-05T21:10:16.882687Z",
            "start_waiting": "2020-12-05T20:59:58.643894Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/475e03f7bfbd3f230470aea89405e15c-15.png",
            "player_count": 3,
            "ranked": true
        },
        {
            "id": 68264,
            "name": "Entre gochos - 9x9",
            "director": {
                "id": 93396,
                "username": "aguasnegras",
                "country": "_Pirate",
                "icon": "https://user-uploads.online-go.com/62fe13b35920f3da1a5578fb2965f8e6-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1399.3218114615543,
                        "deviation": 66.32619227944001,
                        "volatility": 0.06014640423818642
                    }
                },
                "ranking": 22.694980158214875,
                "professional": false,
                "ui_class": ""
            },
            "description": "81=9x9",
            "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",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 5077,
                "name": "Go-Chu",
                "summary": "Un lugar para recrearse",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 17,
                "icon": "https://user-uploads.online-go.com/65da1f179d7dc95fd21b0071c57e8718-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-12-01T20:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-12-01T20:00:13.455814Z",
            "ended": "2021-01-05T13:27:01.344192Z",
            "start_waiting": "2020-12-01T20:00:11.996119Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/65da1f179d7dc95fd21b0071c57e8718-15.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 67321,
            "name": "Simple Correspondence 13x13 DDK 2020 December",
            "director": {
                "id": 302584,
                "username": "koast",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/e5b52e887c6f66d70b3f2c72a0d4eb19-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1518.190018088078,
                        "deviation": 64.08013528375135,
                        "volatility": 0.05996666523783403
                    }
                },
                "ranking": 24.58242625475131,
                "professional": false,
                "ui_class": ""
            },
            "description": "Last Monthly of 2020!",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 172800,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "per_move": 172800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 5017,
                "name": "Simple Correspondence",
                "summary": "2 days per move. No Analysis.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 67,
                "icon": "https://user-uploads.online-go.com/536d82e031c1cb97554650c536b40310-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-12-01T22:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2020-12-01T22:00:24.563369Z",
            "ended": "2020-12-27T17:41:24.911915Z",
            "start_waiting": "2020-12-01T22:00:23.260402Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/536d82e031c1cb97554650c536b40310-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 67320,
            "name": "Simple Correspondence 19x19 DDK 2020 December",
            "director": {
                "id": 302584,
                "username": "koast",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/e5b52e887c6f66d70b3f2c72a0d4eb19-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1518.190018088078,
                        "deviation": 64.08013528375135,
                        "volatility": 0.05996666523783403
                    }
                },
                "ranking": 24.58242625475131,
                "professional": false,
                "ui_class": ""
            },
            "description": "Last Monthly of 2020!",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 172800,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "per_move": 172800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 5017,
                "name": "Simple Correspondence",
                "summary": "2 days per move. No Analysis.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 67,
                "icon": "https://user-uploads.online-go.com/536d82e031c1cb97554650c536b40310-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-12-01T22:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2020-12-01T22:00:23.199481Z",
            "ended": "2021-02-18T19:16:32.275019Z",
            "start_waiting": "2020-12-01T22:00:21.722527Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/536d82e031c1cb97554650c536b40310-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 69783,
            "name": "Simple Correspondence 13x13 DDK 2021 February",
            "director": {
                "id": 302584,
                "username": "koast",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/e5b52e887c6f66d70b3f2c72a0d4eb19-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1518.190018088078,
                        "deviation": 64.08013528375135,
                        "volatility": 0.05996666523783403
                    }
                },
                "ranking": 24.58242625475131,
                "professional": false,
                "ui_class": ""
            },
            "description": "No conditional moves. 13x13. HAVE FUN!",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 172800,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "per_move": 172800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 5017,
                "name": "Simple Correspondence",
                "summary": "2 days per move. No Analysis.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 67,
                "icon": "https://user-uploads.online-go.com/536d82e031c1cb97554650c536b40310-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-02-01T19:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-02-01T19:00:33.775447Z",
            "ended": "2021-03-17T18:39:13.270282Z",
            "start_waiting": "2021-02-01T19:00:32.117074Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/536d82e031c1cb97554650c536b40310-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 61363,
            "name": "Simple Correspondence 19x19 DDK 2020 July",
            "director": {
                "id": 732922,
                "username": "woolpark",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/c9b9a16afe87a94e5a79c216c5b7f9b4-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1448.2613456324239,
                        "deviation": 74.13670102782378,
                        "volatility": 0.059982418884699545
                    }
                },
                "ranking": 23.490786089025057,
                "professional": false,
                "ui_class": ""
            },
            "description": "No analysis. Counting is good for you.\n\nEnjoy!",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 172800,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "per_move": 172800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 5017,
                "name": "Simple Correspondence",
                "summary": "2 days per move. No Analysis.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 67,
                "icon": "https://user-uploads.online-go.com/536d82e031c1cb97554650c536b40310-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-07-01T22:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2020-07-01T22:01:08.415880Z",
            "ended": "2020-09-21T00:57:19.820141Z",
            "start_waiting": "2020-07-01T22:01:06.595942Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/536d82e031c1cb97554650c536b40310-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 61605,
            "name": "19x19 DDK Tournament | 25-10 kyu",
            "director": {
                "id": 694692,
                "username": "クネーデル",
                "country": "001",
                "icon": "https://secure.gravatar.com/avatar/c4759fc3f3a6241abeaca234a1bf0c3c?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1355.155719314861,
                        "deviation": 62.588009152408375,
                        "volatility": 0.05973145061764432
                    }
                },
                "ranking": 21.95252888874137,
                "professional": false,
                "ui_class": ""
            },
            "description": "Double Digit Kyu Tournament. Have fun!",
            "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": 25,
                "name": "Go Basics",
                "summary": "A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 18113,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-06-10T12:00:00Z",
            "players_start": 12,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-06-10T12:02:18.398087Z",
            "ended": "2021-06-08T19:51:27.039284Z",
            "start_waiting": "2020-06-10T12:02:17.322400Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 12,
            "ranked": true
        }
    ]
}