List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=max_ranking&page=450
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 60252,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=451",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=449",
    "results": [
        {
            "id": 5193,
            "name": "friendly elimination tournament",
            "director": {
                "id": 133183,
                "username": "james0922",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/ce45d246c81d8c5139625b2a5f906a19?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1664.1138779432983,
                        "deviation": 78.71616780085625,
                        "volatility": 0.06001188392702415
                    }
                },
                "ranking": 26.706992701279955,
                "professional": false,
                "ui_class": ""
            },
            "description": "friendly elimination tournament",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 73,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 1200,
                "max_time": 1200,
                "time_increment": 60
            },
            "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": 18047,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2015-02-20T12:30:00Z",
            "players_start": 8,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 10,
            "max_ranking": 24,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2015-02-22T02:10:14.698971Z",
            "ended": "2015-02-22T02:10:14.668696Z",
            "start_waiting": "2015-02-22T02:10:14.570420Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 70226,
            "name": "#009 πŸ• Correspondence 19Γ—19 RoundRobin",
            "director": {
                "id": 782501,
                "username": "γƒžγƒ³γ‚Έγƒ₯γƒͺγ‚«",
                "country": "jp",
                "icon": "https://user-uploads.online-go.com/fbeb691b3d1b4b41a890cb9b89b59bc6-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1613.1492347649423,
                        "deviation": 66.21889845362597,
                        "volatility": 0.05849840812884101
                    }
                },
                "ranking": 25.986924418598104,
                "professional": false,
                "ui_class": ""
            },
            "description": "have fun",
            "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": false,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 2214,
                "name": "Dogs fun",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 11,
                "icon": "https://user-uploads.online-go.com/cabe872fc4d0083bc32905811a4b62e8-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2021-01-19T07:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 24,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-01-19T07:00:43.624548Z",
            "ended": "2021-03-10T20:17:10.413373Z",
            "start_waiting": "2021-01-19T07:00:42.432166Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/cabe872fc4d0083bc32905811a4b62e8-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 73496,
            "name": "Let's Go 9x9 Round Robin",
            "director": {
                "id": 699769,
                "username": "jeroentjeb",
                "country": "ca",
                "icon": "https://user-uploads.online-go.com/bd4d71e7ea87028b6cc6540f291f4873-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1150.198098202036,
                        "deviation": 65.38476849071499,
                        "volatility": 0.06012309147754826
                    }
                },
                "ranking": 18.1563413549333,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Let's Go 9x9 Round Robin",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 46080,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 43200,
                "initial_time": 259200,
                "max_time": 432000
            },
            "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": 18047,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-04-12T16:00:00Z",
            "players_start": 8,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 15,
            "max_ranking": 24,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-04-12T16:00:41.978413Z",
            "ended": "2021-05-01T21:43:02.819376Z",
            "start_waiting": "2021-04-12T16:00:41.085627Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 9,
            "ranked": true
        },
        {
            "id": 73495,
            "name": "Let's Go 13x13 Round Robin",
            "director": {
                "id": 699769,
                "username": "jeroentjeb",
                "country": "ca",
                "icon": "https://user-uploads.online-go.com/bd4d71e7ea87028b6cc6540f291f4873-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1150.198098202036,
                        "deviation": 65.38476849071499,
                        "volatility": 0.06012309147754826
                    }
                },
                "ranking": 18.1563413549333,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Let' Go 13x13 Round Robin",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 46080,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 43200,
                "initial_time": 259200,
                "max_time": 432000
            },
            "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": 18047,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-04-12T16:00:00Z",
            "players_start": 8,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 15,
            "max_ranking": 24,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-04-12T16:00:41.050347Z",
            "ended": "2021-05-28T14:48:12.209100Z",
            "start_waiting": "2021-04-12T16:00:39.700218Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 69972,
            "name": "#004 🐢",
            "director": {
                "id": 782501,
                "username": "γƒžγƒ³γ‚Έγƒ₯γƒͺγ‚«",
                "country": "jp",
                "icon": "https://user-uploads.online-go.com/fbeb691b3d1b4b41a890cb9b89b59bc6-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1613.1492347649423,
                        "deviation": 66.21889845362597,
                        "volatility": 0.05849840812884101
                    }
                },
                "ranking": 25.986924418598104,
                "professional": false,
                "ui_class": ""
            },
            "description": "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",
                "pause_on_weekends": false,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 2214,
                "name": "Dogs fun",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 11,
                "icon": "https://user-uploads.online-go.com/cabe872fc4d0083bc32905811a4b62e8-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2021-01-12T23:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 24,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-01-12T23:00:18.064421Z",
            "ended": "2021-05-15T04:12:49.457157Z",
            "start_waiting": "2021-01-12T23:00:17.874833Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/cabe872fc4d0083bc32905811a4b62e8-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 112635,
            "name": "9x9 Traditional monthly tournament III/24",
            "director": {
                "id": 929191,
                "username": "EnsoZEN",
                "country": "cz",
                "icon": "https://user-uploads.online-go.com/9de5727796a655588080bb89cc627977-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1463.5820448380764,
                        "deviation": 67.30723430909097,
                        "volatility": 0.06004488935091738
                    }
                },
                "ranking": 23.734396346844115,
                "professional": false,
                "ui_class": ""
            },
            "description": "☸️ Have ZEN!🧘",
            "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": 8129,
                "name": "ZEN Go",
                "summary": "The search for happiness is one of the chief sources of unhappiness.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 46,
                "icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2024-03-18T14:00:00Z",
            "players_start": 6,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 24,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-03-29T21:08:36.510900Z",
            "ended": "2024-04-17T20:43:23.271692Z",
            "start_waiting": "2024-03-29T21:08:36.431589Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-15.png",
            "player_count": 3,
            "ranked": true
        },
        {
            "id": 8077,
            "name": "Reddit Round Robin #20 - Handicap - 15k-6k",
            "director": {
                "id": 963,
                "username": "thouis",
                "country": "_LGBT",
                "icon": "https://user-uploads.online-go.com/a2e7f9e59abe305c58d78f58f24e5f13-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1209.2587149655167,
                        "deviation": 63.48262254913014,
                        "volatility": 0.059572833617867346
                    }
                },
                "ranking": 19.315539471479575,
                "professional": false,
                "ui_class": ""
            },
            "description": "Round Robin, Handicap, Correspondence, 15k-6k",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 38,
                "name": "reddit",
                "summary": "/r/baduk",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 2286,
                "icon": "https://user-uploads.online-go.com/5021b9df7b49c54cc5eb5d8ce9d893bb-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2015-06-22T15:22:00Z",
            "players_start": 8,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 15,
            "max_ranking": 24,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2015-06-10T13:04:47.154163Z",
            "ended": "2015-10-17T06:03:11.243628Z",
            "start_waiting": "2015-06-10T13:04:45.843567Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/5021b9df7b49c54cc5eb5d8ce9d893bb-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 69946,
            "name": "#003 🐢",
            "director": {
                "id": 782501,
                "username": "γƒžγƒ³γ‚Έγƒ₯γƒͺγ‚«",
                "country": "jp",
                "icon": "https://user-uploads.online-go.com/fbeb691b3d1b4b41a890cb9b89b59bc6-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1613.1492347649423,
                        "deviation": 66.21889845362597,
                        "volatility": 0.05849840812884101
                    }
                },
                "ranking": 25.986924418598104,
                "professional": false,
                "ui_class": ""
            },
            "description": "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",
                "pause_on_weekends": false,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 2214,
                "name": "Dogs fun",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 11,
                "icon": "https://user-uploads.online-go.com/cabe872fc4d0083bc32905811a4b62e8-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2021-01-12T02:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 24,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-01-12T02:00:23.517573Z",
            "ended": "2021-03-19T00:21:17.193579Z",
            "start_waiting": "2021-01-12T02:00:23.375858Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/cabe872fc4d0083bc32905811a4b62e8-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 99918,
            "name": "λ°”μ•„μ•„μ•„μ•„λ‘‘1 졜초 ν† λ„ˆλ¨ΌνŠΈ",
            "director": {
                "id": 1248272,
                "username": "이라겸",
                "country": "kr",
                "icon": "https://secure.gravatar.com/avatar/2bbbea827787bee6abf55d384f6c796b?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1024.0946426734831,
                        "deviation": 66.5111442534009,
                        "volatility": 0.06013917500851016
                    }
                },
                "ranking": 15.468042048607197,
                "professional": false,
                "ui_class": ""
            },
            "description": "λ°”μ•„μ•„μ•„μ•„λ‘‘",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 11,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 10,
                "initial_time": 30,
                "max_time": 600
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 12797,
                "name": "λ°”μ•„μ•„μ•„μ•„λ‘‘1",
                "summary": "μ•„λ¬΄λ‚˜ ν™˜μ˜!! All welcome!!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 8,
                "icon": "https://user-uploads.online-go.com/4cf68334c811d8282587a249900fca95-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-02-13T03:30:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 25,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-02-13T03:30:42.733253Z",
            "ended": "2023-02-13T03:37:29.843968Z",
            "start_waiting": "2023-02-13T03:30:42.649362Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/4cf68334c811d8282587a249900fca95-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 117814,
            "name": "9x9 Mini League 5k-15k #89",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1325.0529908848616,
                        "deviation": 70.58676374549262,
                        "volatility": 0.06023746882442591
                    }
                },
                "ranking": 21.43248918766429,
                "professional": false,
                "ui_class": ""
            },
            "description": "Special league for players between 15kyu and 5kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 95543,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 3524,
                "name": "9x9 Lovers",
                "summary": "A group for Go players who love the 9x9 board.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 713,
                "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2024-07-14T19:00:00Z",
            "players_start": 5,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 15,
            "max_ranking": 25,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-07-13T11:38:31.612998Z",
            "ended": "2024-08-21T17:40:50.921121Z",
            "start_waiting": "2024-07-13T11:38:31.383310Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
            "player_count": 5,
            "ranked": true
        }
    ]
}