List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-first_pairing_method&page=339
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 60099,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-first_pairing_method&page=340",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-first_pairing_method&page=338",
    "results": [
        {
            "id": 123078,
            "name": "Servus Oida Handicap Tournament #7",
            "director": {
                "id": 1285178,
                "username": "VikingKoala",
                "country": "eu",
                "icon": "https://user-uploads.online-go.com/aa9209bd96e427a6ff7e102b893f9af0-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1065.7314765063757,
                        "deviation": 65.89681054677976,
                        "volatility": 0.05970339137527326
                    }
                },
                "ranking": 16.390626242217657,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Handicap McMahon Kyu Player Tournament",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 91187,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 604800,
                "period_time": 86400,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 5720,
                "name": "Outside Go7",
                "summary": "Die Gruppe für alle, die sonst im Go7 spielen.",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 48,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2025-02-18T11:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 12,
            "max_ranking": 29,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-02-18T03:44:08.774521Z",
            "ended": "2025-09-24T18:22:12.229455Z",
            "start_waiting": "2025-02-18T03:44:08.551016Z",
            "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": 116,
            "name": "Tittei's beginners tournament 2",
            "director": {
                "id": 2974,
                "username": "Tittei",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/ed4ec24906cfbda9be734283bcb87467?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1483.451622977886,
                        "deviation": 69.36842632065687,
                        "volatility": 0.060050992266589935
                    }
                },
                "ranking": 24.04656631560498,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 172800,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 864000,
                "time_increment": 172800
            },
            "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": 385,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 9,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2006-07-23T15:57:00Z",
            "ended": "2007-03-25T22:21:00Z",
            "start_waiting": null,
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 115,
            "name": "Tittei's beginners tournament",
            "director": {
                "id": 2974,
                "username": "Tittei",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/ed4ec24906cfbda9be734283bcb87467?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1483.451622977886,
                        "deviation": 69.36842632065687,
                        "volatility": 0.060050992266589935
                    }
                },
                "ranking": 24.04656631560498,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 172800,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 864000,
                "time_increment": 172800
            },
            "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": 385,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 9,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2006-07-22T23:47:00Z",
            "ended": "2006-11-03T23:53:00Z",
            "start_waiting": null,
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 85608,
            "name": "13x13 Double Elimination🐉",
            "director": {
                "id": 584481,
                "username": "Mulsiphix",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/f79dd274bd83ca6fdf5e2c1af119ba63-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1723.508332937557,
                        "deviation": 67.30621035483453,
                        "volatility": 0.06024145341136911
                    }
                },
                "ranking": 27.51884388340188,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "☆ The default tournament pairing method is Strength, to ensure matches remain competitive the entire contest.\n\n☆ This is a ‘Suicidal Correspondence Tournament’. Please, avoid delaying your games using the vacation feature or pause. If that’s the case, the tournament director may call the game for your opponent (always with previous notice).\n\n☆ Does NOT pause on the weekend.\n\n☆ If this sounds like a good time to you, please join us!\n\n<HR><BR>\nTournaments are a great way to locate players who are more competitive than your average opponent. A big part of improving your own skills is to have them tested by capable challengers. If you would like to be a part of more New Zealand rule set tournaments, check out our group for weekly opportunities.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "nz",
            "time_per_move": 44160,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 43200,
                "initial_time": 86400,
                "max_time": 172800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 3207,
                "name": "New Zealand Tournaments",
                "summary": "This group exists as a place to enjoy weekly tournaments with competitively minded players using the lesser known but arguably strategically superior New Zealand rule set. All are welcome here ヽ(≧◡≦)ノ",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 591,
                "icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2025-12-26T02:00:00Z",
            "players_start": 8,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-07-03T17:31:10.632819Z",
            "ended": "2023-09-30T12:06:45.330679Z",
            "start_waiting": "2023-07-03T17:31:10.462892Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 114,
            "name": "dorota's mini-tournament",
            "director": {
                "id": 3116,
                "username": "dorota",
                "country": "ca",
                "icon": "https://secure.gravatar.com/avatar/2d2f0b10c4f3a151fb54e67234723763?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1384.2060823500137,
                        "deviation": 63.94488782525502,
                        "volatility": 0.06011916366802208
                    }
                },
                "ranking": 22.443549181350487,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 259200,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 864000,
                "max_time": 2592000,
                "time_increment": 259200
            },
            "is_open": true,
            "exclude_provisional": 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": 385,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2006-07-19T15:07:00Z",
            "ended": "2007-03-26T00:43:00Z",
            "start_waiting": null,
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 114360,
            "name": "Test McMahon 01",
            "director": {
                "id": 1509112,
                "username": "Momonja",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/ce1f0f81dcad5488fdfa8f3280a62025-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 893.7696207802886,
                        "deviation": 60.61295019150827,
                        "volatility": 0.059989961502212606
                    }
                },
                "ranking": 12.316952511087626,
                "professional": false,
                "ui_class": ""
            },
            "description": "Test mcmahon",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "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": false,
            "group": {
                "id": 14171,
                "name": "Keima PH",
                "summary": "Keima PH - Casual Go player's club.",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": true,
                "hide_details": true,
                "member_count": 6,
                "icon": "https://user-uploads.online-go.com/5bba63ab0ab7c62bb8de5afb0bc94a65-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-03-29T13:19:00Z",
            "players_start": 3,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2024-03-29T13:19:01.498782Z",
            "ended": "2024-04-03T13:05:06.969581Z",
            "start_waiting": "2024-03-29T13:19:01.409431Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/5bba63ab0ab7c62bb8de5afb0bc94a65-15.png",
            "player_count": 3,
            "ranked": true
        },
        {
            "id": 3472,
            "name": "Reddit Round Robin #5 - Handicap - 20k-11k",
            "director": {
                "id": 963,
                "username": "thouis",
                "country": "_LGBT",
                "icon": "https://user-uploads.online-go.com/a2e7f9e59abe305c58d78f58f24e5f13-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1224.6277064583512,
                        "deviation": 63.11354021176334,
                        "volatility": 0.05957460229763895
                    }
                },
                "ranking": 19.607908810488993,
                "professional": false,
                "ui_class": ""
            },
            "description": "Round Robin, 20k-11k, 10 players max, Handicap, Correspondence, 20k-11k",
            "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": 2287,
                "icon": "https://user-uploads.online-go.com/5021b9df7b49c54cc5eb5d8ce9d893bb-64.png"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 10,
            "max_ranking": 19,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2014-12-08T23:37:59.864037Z",
            "ended": "2015-03-09T02:19:43.515837Z",
            "start_waiting": "2014-12-08T23:37:56.972978Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/5021b9df7b49c54cc5eb5d8ce9d893bb-15.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 2735,
            "name": "Little GO",
            "director": {
                "id": 50597,
                "username": "corixan",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/c5dae9d0a5a7d03446be9daa3e394b67?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1420.9863785075486,
                        "deviation": 64.45929052333585,
                        "volatility": 0.06001017537534425
                    }
                },
                "ranking": 23.05064667296717,
                "professional": false,
                "ui_class": ""
            },
            "description": "A little tournament for practice.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 87360,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 86400,
                "max_time": 259200,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "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": 18030,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 5,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2013-12-28T10:08:10.626842Z",
            "ended": "2014-01-03T12:13:42.801670Z",
            "start_waiting": "2013-12-28T10:08:10.157013Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 2736,
            "name": "9x9 Beginners",
            "director": {
                "id": 57939,
                "username": "namaste",
                "country": "de",
                "icon": "https://secure.gravatar.com/avatar/ce3e0c75f7e8a5b4c78a0ac050b73bbd?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1063.0624004031301,
                        "deviation": 158.3224537918541,
                        "volatility": 0.060002204170494074
                    }
                },
                "ranking": 16.332575394892295,
                "professional": false,
                "ui_class": ""
            },
            "description": "9x9 30 - 29 K",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 87360,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 86400,
                "max_time": 86400,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 177,
                "name": "GO Beginners",
                "summary": "For alle GO beginners of the world. We play tournaments with rating limit.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 258,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 1,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2013-12-28T14:04:47.170015Z",
            "ended": "2014-01-07T01:19:35.699451Z",
            "start_waiting": "2013-12-28T14:04:46.701010Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 2724,
            "name": "Tournoi de fin d'année",
            "director": {
                "id": 49743,
                "username": "Daimyo",
                "country": "it",
                "icon": "https://user-uploads.online-go.com/669e1f5815795225f5abe5bb9bd560bc-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1023.1350169129487,
                        "deviation": 64.83902228742417,
                        "volatility": 0.05999483529211843
                    }
                },
                "ranking": 15.446339219245182,
                "professional": false,
                "ui_class": ""
            },
            "description": "Le Tournoi de fin d'année",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "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": false,
            "group": {
                "id": 95,
                "name": "France Go Players",
                "summary": "Le groupe pour les joueurs français!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 1311,
                "icon": "https://user-uploads.online-go.com/f860ac26e7c271a3637835570b1fc13f-64.png"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2014-01-07T12:45:57.844707Z",
            "ended": "2014-10-13T19:18:14.158725Z",
            "start_waiting": "2014-01-07T12:45:57.623116Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/f860ac26e7c271a3637835570b1fc13f-15.png",
            "player_count": 0,
            "ranked": true
        }
    ]
}