List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=name&page=5375
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59572,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=name&page=5376",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=name&page=5374",
    "results": [
        {
            "id": 110718,
            "name": "Winter Solstice Tournament 2023",
            "director": {
                "id": 58836,
                "username": "DrQuantum",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/5192a63f12fa80c878392f9d0034612b-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1031.942206794741,
                        "deviation": 62.821896304359484,
                        "volatility": 0.058974986774449345
                    }
                },
                "ranking": 15.644762608526174,
                "professional": false,
                "ui_class": ""
            },
            "description": "Let's go for another round robin DDK tournament as we mark another trip round the sun!",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 88451,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 24,
                "name": "Double Digit Kyu Room",
                "summary": "For those of us working our way through to SDK. Whether its for your first time up the ladder and the 20th, lets find some opponents and camaraderie. ",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 3658,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2023-12-22T03:27:00Z",
            "players_start": 8,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-12-19T12:56:21.295548Z",
            "ended": "2024-03-19T06:50:04.252354Z",
            "start_waiting": "2023-12-19T12:56:20.936415Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 13274,
            "name": "Winter YD Invitational",
            "director": {
                "id": 151,
                "username": "flakeman2",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/477b199ab652cc735c5dbd4d10d08fb4?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1764.119979093654,
                        "deviation": 62.92693339438021,
                        "volatility": 0.05995502402023281
                    }
                },
                "ranking": 28.05800804954512,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "The Winter Yunguseng Dojang Invitational Tournament.  Open to all past, present, and potential future YD members (read everyone). http://yunguseng.com/",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 26,
            "time_control_parameters": {
                "time_control": "canadian",
                "period_time": 300,
                "main_time": 600,
                "stones_per_period": 15
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 456,
                "name": "Yunguseng Dojang",
                "summary": "In-seong's Yunguseng Dojang",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 119,
                "icon": "https://user-uploads.online-go.com/f1d2f59508fed7916b5aea841d2ad8f6-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2015-12-19T17:10:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2015-12-19T17:10:54.458916Z",
            "ended": "2015-12-19T19:44:52.421386Z",
            "start_waiting": "2015-12-19T17:10:53.833274Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/f1d2f59508fed7916b5aea841d2ad8f6-15.png",
            "player_count": 35,
            "ranked": true
        },
        {
            "id": 997,
            "name": "Winter times",
            "director": {
                "id": 29209,
                "username": "Aurele",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/c29170c3f8fd4d0d3251d5d3d3892027?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1296.0785299809374,
                        "deviation": 66.63303336150818,
                        "volatility": 0.05999459333433362
                    }
                },
                "ranking": 20.92065978292752,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "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": 383,
                "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": "2010-04-01T14:13:03Z",
            "ended": "2010-04-01T12:13:03Z",
            "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": 34695,
            "name": "Winter-Spring 2018 Lviv 15-30k 9x9 - Tournament",
            "director": {
                "id": 79,
                "username": "oldyew",
                "country": "ua",
                "icon": "https://user-uploads.online-go.com/bb1683794b493824cb4605735bcfb9b7-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1705.3371445600435,
                        "deviation": 62.790139205239456,
                        "volatility": 0.06003537827844153
                    }
                },
                "ranking": 27.273474442381108,
                "professional": false,
                "ui_class": ""
            },
            "description": "winter-spring",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": false,
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 1460,
                "name": "Lviv Club",
                "summary": "Lviv Go Players Group",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 28,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2018-02-20T21:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 14,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2018-02-20T21:00:48.486328Z",
            "ended": "2018-03-30T11:18:53.584525Z",
            "start_waiting": "2018-02-20T21:00:47.654929Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 34658,
            "name": "Winter-Spring 2018 Lviv 15-30k 9x9 - Tournament",
            "director": {
                "id": 79,
                "username": "oldyew",
                "country": "ua",
                "icon": "https://user-uploads.online-go.com/bb1683794b493824cb4605735bcfb9b7-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1705.3371445600435,
                        "deviation": 62.790139205239456,
                        "volatility": 0.06003537827844153
                    }
                },
                "ranking": 27.273474442381108,
                "professional": false,
                "ui_class": ""
            },
            "description": "winter-spring",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 1460,
                "name": "Lviv Club",
                "summary": "Lviv Go Players Group",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 28,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2018-02-19T08:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 15,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2018-02-19T08:00:25.549115Z",
            "ended": "2018-03-28T06:58:03.159565Z",
            "start_waiting": "2018-02-19T08:00:24.991295Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 88021,
            "name": "Winterberg",
            "director": {
                "id": 134125,
                "username": "mitava",
                "country": "at",
                "icon": "https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 795.749506096934,
                        "deviation": 64.73207371690647,
                        "volatility": 0.05991569543649287
                    }
                },
                "ranking": 9.627765134000988,
                "professional": false,
                "ui_class": ""
            },
            "description": "19x19",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 259200,
                "period_time": 86400,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 23,
                "name": "German Group",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 356,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2022-03-31T16:00:00Z",
            "players_start": 3,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 14,
            "max_ranking": 16,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-03-31T17:07:52.376042Z",
            "ended": "2022-05-06T19:46:15.554371Z",
            "start_waiting": "2022-03-31T17:07:52.320218Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 3,
            "ranked": true
        },
        {
            "id": 117550,
            "name": "Wise Foxes",
            "director": {
                "id": 1546177,
                "username": "Arctic fox 利易",
                "country": "hk",
                "icon": "https://user-uploads.online-go.com/10c8964614ad38e972b8d673499d8bd1-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1093.0691068560443,
                        "deviation": 68.93549295266823,
                        "volatility": 0.06021387134203108
                    }
                },
                "ranking": 16.976970325670205,
                "professional": false,
                "ui_class": ""
            },
            "description": "aloha",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 2419200,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "per_move": 2419200
            },
            "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": 17943,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-07-31T15:00:00Z",
            "players_start": 1,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-07-31T15:00:17.856368Z",
            "ended": "2025-12-14T01:47:54.112331Z",
            "start_waiting": "2024-07-31T15:00:17.694956Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 114964,
            "name": "Wise Foxes",
            "director": {
                "id": 1546177,
                "username": "Arctic fox 利易",
                "country": "hk",
                "icon": "https://user-uploads.online-go.com/10c8964614ad38e972b8d673499d8bd1-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1093.0691068560443,
                        "deviation": 68.93549295266823,
                        "volatility": 0.06021387134203108
                    }
                },
                "ranking": 16.976970325670205,
                "professional": false,
                "ui_class": ""
            },
            "description": "Hello",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 2419200,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "per_move": 2419200
            },
            "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": 17943,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-06-01T13:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-06-01T13:00:54.385437Z",
            "ended": "2025-11-07T16:01:06.335890Z",
            "start_waiting": "2024-06-01T13:00:54.265373Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 9,
            "ranked": true
        },
        {
            "id": 116454,
            "name": "Wise Foxy",
            "director": {
                "id": 1546177,
                "username": "Arctic fox 利易",
                "country": "hk",
                "icon": "https://user-uploads.online-go.com/10c8964614ad38e972b8d673499d8bd1-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1093.0691068560443,
                        "deviation": 68.93549295266823,
                        "volatility": 0.06021387134203108
                    }
                },
                "ranking": 16.976970325670205,
                "professional": false,
                "ui_class": ""
            },
            "description": "A competition",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 1209600,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "per_move": 1209600
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 14324,
                "name": "TechnobladeSMP",
                "summary": "Technoblade never dies in vain. Join this group to honor him as a whole.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 112,
                "icon": "https://user-uploads.online-go.com/a3ee0e9a7be816955d13897b5f517524-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-05-26T12:00:00Z",
            "players_start": 1,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-05-26T12:00:52.831690Z",
            "ended": "2024-06-25T14:29:55.336278Z",
            "start_waiting": "2024-05-26T12:00:52.743433Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/a3ee0e9a7be816955d13897b5f517524-15.png",
            "player_count": 3,
            "ranked": true
        },
        {
            "id": 61076,
            "name": "Wise guys",
            "director": {
                "id": 485271,
                "username": "RyukBaduk",
                "country": "_GoT_Tully",
                "icon": "https://user-uploads.online-go.com/2aabf09856a41e8e9248d4dfc4bcc60e-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1400.5931119029472,
                        "deviation": 64.6436221001988,
                        "volatility": 0.060000140023822056
                    }
                },
                "ranking": 22.71600265928813,
                "professional": false,
                "ui_class": ""
            },
            "description": "Live tournament",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "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": 2949,
                "name": "Facebook Weiqi/baduk players",
                "summary": "Fight your way through Facebooks 8k+ baduk players!?",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 22,
                "icon": "https://user-uploads.online-go.com/d0124228aec013b26d51a2735ca14581-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2020-05-26T08:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-06-04T07:13:12.270057Z",
            "ended": "2020-10-13T12:34:39.195743Z",
            "start_waiting": "2020-06-04T07:13:11.981302Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/d0124228aec013b26d51a2735ca14581-15.png",
            "player_count": 4,
            "ranked": true
        }
    ]
}