List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-handicap&page=5605
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 58822,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-handicap&page=5606",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-handicap&page=5604",
    "results": [
        {
            "id": 33,
            "name": "First tournament - 9x9",
            "director": {
                "id": 27,
                "username": "Phelan",
                "country": "pt",
                "icon": "https://secure.gravatar.com/avatar/f7ae9c72785aceddcc5dda7fddc31df5?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1648.4432038755967,
                        "deviation": 62.77420041373733,
                        "volatility": 0.06017734799465297
                    }
                },
                "ranking": 26.487960212491743,
                "professional": false,
                "ui_class": ""
            },
            "description": "For fun and games.",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": -1,
            "rules": "aga",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 518400,
                "max_time": 518400,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 47,
                "name": "BGG WW",
                "summary": "A group for the BGG WW forum to play Go. Check the tournament tab for tournaments and ladder competitions.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 32,
                "icon": "https://user-uploads.online-go.com/32f5444e74e6c9db4a60b0cd1dbf8fe3-64.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": true,
            "exclusivity": "open",
            "started": "2013-10-01T09:58:50.237414Z",
            "ended": "2013-12-01T12:05:57.930811Z",
            "start_waiting": null,
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/32f5444e74e6c9db4a60b0cd1dbf8fe3-15.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 70990,
            "name": "Auto handicap for 25-10k -- Tournament 5",
            "director": {
                "id": 902324,
                "username": "林峻希",
                "country": "hk",
                "icon": "https://secure.gravatar.com/avatar/16d8cf873ce39682456313cf977561db?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1238.2556866816683,
                        "deviation": 67.2057871599663,
                        "volatility": 0.060153671350274045
                    }
                },
                "ranking": 19.864105236973693,
                "professional": false,
                "ui_class": ""
            },
            "description": "Auto handicap",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": -1,
            "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": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 8069,
                "name": "friend group",
                "summary": "ONLY FOR MY FRIENDS! SO FRIEND ME NOW!",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 38,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2021-02-09T12:00:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-02-06T05:10:25.548363Z",
            "ended": "2021-06-27T20:26:58.857844Z",
            "start_waiting": "2021-02-06T05:10:25.427000Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 87670,
            "name": "23 March 2022 Practice Arena",
            "director": {
                "id": 1102517,
                "username": "vwongpt",
                "country": "hk",
                "icon": "https://secure.gravatar.com/avatar/c6106f229d256b87ad8f114a608b3d7d?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1544.7710327810785,
                        "deviation": 84.29096941359276,
                        "volatility": 0.06005286649551838
                    }
                },
                "ranking": 24.984237396477834,
                "professional": false,
                "ui_class": ""
            },
            "description": "Try your best!!",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": -1,
            "rules": "chinese",
            "time_per_move": 25,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 900,
                "period_time": 15,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 10857,
                "name": "V.Chess Academy",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 65,
                "icon": "https://user-uploads.online-go.com/24a0b7752aa3881eeb1c45c28d29e936-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-03-23T11:25:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2022-03-23T11:24:34.163137Z",
            "ended": "2022-03-23T13:05:33.959729Z",
            "start_waiting": "2022-03-23T11:24:34.044274Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/24a0b7752aa3881eeb1c45c28d29e936-15.png",
            "player_count": 9,
            "ranked": true
        },
        {
            "id": 68289,
            "name": "Endless",
            "director": {
                "id": 854377,
                "username": "P6A26",
                "country": "hk",
                "icon": "https://user-uploads.online-go.com/4447322d8f12cad083f062e5b9c11bab-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1097.431394508065,
                        "deviation": 65.22875293950527,
                        "volatility": 0.059992788967371175
                    }
                },
                "ranking": 17.069174908671343,
                "professional": false,
                "ui_class": ""
            },
            "description": "Nothing....",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 2446080,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 2419200,
                "period_time": 2419200,
                "periods": 300
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 6332,
                "name": "noob_bot",
                "summary": "Play with bots",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 885,
                "icon": "https://user-uploads.online-go.com/d3277278f721d0b587ac5dcb628ac2d1-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2020-12-01T04:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-11-30T06:43:10.096932Z",
            "ended": null,
            "start_waiting": "2020-11-30T06:43:09.986612Z",
            "board_size": 19,
            "active_round": 2,
            "icon": "https://user-uploads.online-go.com/d3277278f721d0b587ac5dcb628ac2d1-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 2979,
            "name": "Just for Fun ",
            "director": {
                "id": 59928,
                "username": "Corey W.",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/30763202b3e5355087c98e1888509216?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1313.704930318475,
                        "deviation": 63.49439971165586,
                        "volatility": 0.059993522860238666
                    }
                },
                "ranking": 21.23337336913968,
                "professional": false,
                "ui_class": ""
            },
            "description": "Uh yeah whoops It has a better time now sorry. Have Fun",
            "schedule": null,
            "title": null,
            "tournament_type": "s_elimination",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 56640,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 1209600,
                "max_time": 2592000,
                "time_increment": 43200
            },
            "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": 17826,
                "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": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2014-06-29T19:59:17.772266Z",
            "ended": "2015-09-18T00:19:19.201773Z",
            "start_waiting": null,
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 133680,
            "name": "Handicap Arena 2025 - 086",
            "director": {
                "id": 526987,
                "username": "Gia",
                "country": "gr",
                "icon": "https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1120.0744366839263,
                        "deviation": 63.65462468299386,
                        "volatility": 0.06007243332582177
                    }
                },
                "ranking": 17.541962522843974,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Part of an arena tournament. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as there are 5 players.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "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": 13655,
                "name": "Handicap Arena",
                "summary": "Organising arena-type handicap correspondence tournaments.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 101,
                "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2025-10-26T16:00:00Z",
            "players_start": 5,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-10-25T15:30:23.792048Z",
            "ended": null,
            "start_waiting": "2025-10-25T15:30:23.583992Z",
            "board_size": 19,
            "active_round": 1,
            "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 69991,
            "name": "X. SAP Hungary körverseny (javított 👍🏻)",
            "director": {
                "id": 34673,
                "username": "palzol",
                "country": "hu",
                "icon": "https://user-uploads.online-go.com/1e924ed958a88f964237b0b8b384af1e-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1797.2603134610783,
                        "deviation": 61.69211885287227,
                        "volatility": 0.059986055952751006
                    }
                },
                "ranking": 28.488863966701214,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Csöpög és fagyos,\n\nDe nem a hangulatom.\n\nMindjárt megnyerem!\n\n---\n\nVagy mégsem? Mutasd meg, mit tudsz!",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "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": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 3827,
                "name": "SAP Hungary",
                "summary": "Closed group for employees of SAP Hungary Kft",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 13,
                "icon": "https://user-uploads.online-go.com/1fe4ee3cf331b85fad45b900586f5610-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-01-12T09:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2021-01-12T09:00:40.797866Z",
            "ended": "2021-02-23T12:09:22.088354Z",
            "start_waiting": "2021-01-12T09:00:40.231258Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/1fe4ee3cf331b85fad45b900586f5610-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 63700,
            "name": "Weekly games?!",
            "director": {
                "id": 682062,
                "username": "shakyjelly",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/8ab11a71e77f658d166779ae49ca4cd1?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1427.5228923508098,
                        "deviation": 62.55234014338196,
                        "volatility": 0.05980406698260984
                    }
                },
                "ranking": 23.15689211343208,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Trying to set up a tourney for our weekly match-ups/play.  13x13 game with automatic handicaps.",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": -1,
            "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": false,
            "group": {
                "id": 4534,
                "name": "Madison Go",
                "summary": "A place for Madison, WI go players to gather.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 15,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-08-03T14:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2020-08-03T14:00:03.641452Z",
            "ended": "2020-08-17T16:23:47.731835Z",
            "start_waiting": "2020-08-03T14:00:03.304661Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 105921,
            "name": "Let's GO !!!",
            "director": {
                "id": 1269895,
                "username": "Cybèle",
                "country": "150",
                "icon": "https://user-uploads.online-go.com/caf19b4503b856d082647225e7fd43fe-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 859.8399655596828,
                        "deviation": 64.75515407917145,
                        "volatility": 0.06047964866136429
                    }
                },
                "ranking": 11.421006727384071,
                "professional": false,
                "ui_class": ""
            },
            "description": "un tournoi simple et amical pour tester nos compétences",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 300,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "live",
                "pause_on_weekends": false,
                "per_move": 300
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 12930,
                "name": "Let's GOAT!",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 80,
                "icon": "https://user-uploads.online-go.com/a0c7ab7dee39303c7ca4faa23f7fc7c5-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2023-07-30T15:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-07-30T15:00:51.339800Z",
            "ended": "2023-07-30T15:23:52.790207Z",
            "start_waiting": "2023-07-30T15:00:51.248950Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/a0c7ab7dee39303c7ca4faa23f7fc7c5-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 2681,
            "name": "13 squared",
            "director": {
                "id": 6489,
                "username": "folly",
                "country": "au",
                "icon": "https://user-uploads.online-go.com/55bf20f8c369818205f9fd89a6f30687-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1153.5384440115931,
                        "deviation": 65.40421445201942,
                        "volatility": 0.05994538637023112
                    }
                },
                "ranking": 18.223474951389964,
                "professional": false,
                "ui_class": ""
            },
            "description": "13 x 13 round robin",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "aga",
            "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": 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": 10,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2013-12-05T08:28:54.990084Z",
            "ended": "2014-04-03T20:46:27.259464Z",
            "start_waiting": "2013-12-05T08:28:54.534668Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        }
    ]
}