List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=max_ranking&page=430
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 60859,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=431",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=429",
    "results": [
        {
            "id": 77128,
            "name": "9x9 Classic W.D.D.T. XIX",
            "director": {
                "id": 959671,
                "username": "ZachLee",
                "country": "_Pirate",
                "icon": "https://user-uploads.online-go.com/9f6a01a48db5819cb29f790866e3ad03-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1422.2965587704578,
                        "deviation": 64.39474436082165,
                        "volatility": 0.05998151141691156
                    }
                },
                "ranking": 23.071981640961692,
                "professional": false,
                "ui_class": ""
            },
            "description": "Classic weekly double death tournament.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "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": false,
            "time_start": "2021-07-18T23:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 23,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-07-18T23:00:59.914912Z",
            "ended": "2021-12-13T16:34:32.520341Z",
            "start_waiting": "2021-07-18T23:00:59.677400Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 90493,
            "name": "19x19 Traditional monthly tournament VI/22",
            "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": false,
            "time_start": "2022-05-31T23:00:00Z",
            "players_start": 6,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 23,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-05-31T23:00:39.154874Z",
            "ended": "2022-11-11T08:04:45.125828Z",
            "start_waiting": "2022-05-31T23:00:38.165877Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 13501,
            "name": "Santa Claus Great Tournament",
            "director": {
                "id": 2183,
                "username": "udhar_nabresh",
                "country": "ro",
                "icon": "https://secure.gravatar.com/avatar/c00d28977111f76b775edc5ed92b2295?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1376.3372019282192,
                        "deviation": 62.0723987618531,
                        "volatility": 0.0592934385916646
                    }
                },
                "ranking": 22.311571482480815,
                "professional": false,
                "ui_class": ""
            },
            "description": "Be the Old Guy bag full of (your) most desired presents ... and (from a very old Romanian Christmas and New Year song) ... \"as many straws (are) on (the roof of) your home ... as many gold coins (be) on your table\" !...",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "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": 78,
                "name": "OGS Mini Tournaments",
                "summary": "The home for all of the old OGS mini tournaments",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 386,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2015-12-25T10:00:00Z",
            "players_start": 7,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 21,
            "max_ranking": 23,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2015-12-24T14:01:29.088551Z",
            "ended": "2016-08-01T10:07:26.317980Z",
            "start_waiting": "2015-12-24T14:01:27.866464Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 124209,
            "name": "lak dex int str agi vit",
            "director": {
                "id": 678723,
                "username": "kussbas",
                "country": "ru",
                "icon": "https://user-uploads.online-go.com/a05bce726085c9986e27e83f6a369394-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1235.8538402348604,
                        "deviation": 67.6693205697782,
                        "volatility": 0.060519296877559935
                    }
                },
                "ranking": 19.81915753994891,
                "professional": false,
                "ui_class": ""
            },
            "description": "хочу максимальную отдачу от новичков",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 46,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 120,
                "period_time": 45,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 12100,
                "name": "GoBanDit+",
                "summary": "Заходи в группу тут много интересного,заранее спасибо))\nCome to the group here a lot of interesting things, thank you in advance))",
                "require_invitation": true,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 65,
                "icon": "https://user-uploads.online-go.com/35a4e1bb535983857b863714b36734af-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2025-01-11T13:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 23,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-01-11T14:57:38.521157Z",
            "ended": "2025-01-11T15:57:19.277406Z",
            "start_waiting": "2025-01-11T14:57:38.446236Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/35a4e1bb535983857b863714b36734af-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 56281,
            "name": "Correspondence Round-Robin - No Handicap - 10-7kyu",
            "director": {
                "id": 963,
                "username": "thouis",
                "country": "_LGBT",
                "icon": "https://user-uploads.online-go.com/a2e7f9e59abe305c58d78f58f24e5f13-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1227.8345209330653,
                        "deviation": 63.03257638777496,
                        "volatility": 0.059583184804894274
                    }
                },
                "ranking": 19.66845025049232,
                "professional": false,
                "ui_class": ""
            },
            "description": "Correspondence Round-Robin - No Handicap - 10-7kyu",
            "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": 38,
                "name": "reddit",
                "summary": "/r/baduk",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 2291,
                "icon": "https://user-uploads.online-go.com/5021b9df7b49c54cc5eb5d8ce9d893bb-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2020-02-11T01:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 20,
            "max_ranking": 23,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-02-11T01:00:35.758650Z",
            "ended": "2020-08-12T09:10:26.390010Z",
            "start_waiting": "2020-02-11T01:00:32.203400Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/5021b9df7b49c54cc5eb5d8ce9d893bb-15.png",
            "player_count": 9,
            "ranked": true
        },
        {
            "id": 3616,
            "name": "Hercules :$ :P",
            "director": {
                "id": 81943,
                "username": "matiasnoGO",
                "country": "aq",
                "icon": "https://user-uploads.online-go.com/87a8a9553013592477b890ad665f5cd5-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1650.4942559437325,
                        "deviation": 63.60483905460714,
                        "volatility": 0.060052767358563054
                    }
                },
                "ranking": 26.516746366866418,
                "professional": false,
                "ui_class": ""
            },
            "description": "jugarrrrrrrrrrrrrrrrrrrra al GO o WEIQUI o BADUK",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 345600,
            "time_control_parameters": {
                "time_control": "simple",
                "per_move": 345600
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 363,
                "name": "Chilenos Unidos por el Go",
                "summary": "Grupo que reúne a los jugadores chilenos de OGS",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 207,
                "icon": "https://user-uploads.online-go.com/5073ea9feb7f9b23e5e801ae5c22cfc9-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2014-12-23T14:39:00Z",
            "players_start": 10,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 23,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2015-01-07T18:39:44.356303Z",
            "ended": "2016-03-08T21:29:47.175880Z",
            "start_waiting": "2015-01-07T18:39:42.974536Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/5073ea9feb7f9b23e5e801ae5c22cfc9-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 103159,
            "name": "bon tournois",
            "director": {
                "id": 1151261,
                "username": "Isou",
                "country": "fr",
                "icon": "https://user-uploads.online-go.com/9f95e19a9a381748a877c19444d4ef88-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1258.6663129865938,
                        "deviation": 63.21706962275991,
                        "volatility": 0.059958298873562056
                    }
                },
                "ranking": 20.24258443947682,
                "professional": false,
                "ui_class": ""
            },
            "description": "13X13 massacre 20k-7k pas d'handicap",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 127299,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 86400,
                "initial_time": 2419200,
                "max_time": 2419200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 12527,
                "name": "go tournois",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 9,
                "icon": "https://user-uploads.online-go.com/89b2c23bcd7395a71536f77090cffe45-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-05-12T17:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 10,
            "max_ranking": 23,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-05-31T04:41:54.062709Z",
            "ended": "2024-08-29T02:12:13.433872Z",
            "start_waiting": "2024-05-31T04:41:53.964087Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/89b2c23bcd7395a71536f77090cffe45-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 79878,
            "name": "Mid Kyu Fast Correspondence",
            "director": {
                "id": 845702,
                "username": "and-voss",
                "country": "de",
                "icon": "https://secure.gravatar.com/avatar/28292dd46d331c4df0a41b8b21589d6c?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1084.7622594367435,
                        "deviation": 64.56537322261137,
                        "volatility": 0.05977564709183831
                    }
                },
                "ranking": 16.800368543429776,
                "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",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "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": 8965,
                "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-09-09T13:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 10,
            "max_ranking": 23,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-09-10T23:58:58.530750Z",
            "ended": "2021-12-15T21:37:52.899603Z",
            "start_waiting": "2021-09-10T23:58:58.339414Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 78380,
            "name": "Classic W.D.D.T. XXVII",
            "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": "Classic weekly double death tournament.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "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": false,
            "time_start": "2021-09-12T23:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 23,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-09-12T23:00:55.013102Z",
            "ended": "2021-09-29T15:17:22.720030Z",
            "start_waiting": "2021-09-12T23:00:54.821147Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 98654,
            "name": "9x9 Traditional monthly tournament II/23",
            "director": {
                "id": 598257,
                "username": "Lukyn",
                "country": "cz",
                "icon": "https://user-uploads.online-go.com/7fb279757514c99fe4a3b2dd3a47f12c-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1072.5074866500772,
                        "deviation": 64.08029738161292,
                        "volatility": 0.05997194609372404
                    }
                },
                "ranking": 16.53734993646288,
                "professional": false,
                "ui_class": "supporter"
            },
            "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": false,
            "time_start": "2023-02-01T00:00:00Z",
            "players_start": 6,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 23,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-02-01T00:00:31.950167Z",
            "ended": "2023-02-18T07:39:06.152512Z",
            "start_waiting": "2023-02-01T00:00:31.558800Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-15.png",
            "player_count": 8,
            "ranked": true
        }
    ]
}