List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=handicap&page=237
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59678,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=handicap&page=238",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=handicap&page=236",
    "results": [
        {
            "id": 56005,
            "name": "Tournament",
            "director": {
                "id": 626636,
                "username": "Joeyak10",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/7fd4ac3e2c60f18a04bfa09b58b95768?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 957.4001691800717,
                        "deviation": 66.4744891093885,
                        "volatility": 0.060015234162888974
                    }
                },
                "ranking": 13.909056873376857,
                "professional": false,
                "ui_class": ""
            },
            "description": "A tournament",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 60,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "live",
                "pause_on_weekends": false,
                "per_move": 60
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 25,
                "name": "Go Basics",
                "summary": "A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 17966,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2020-01-26T00:50:00Z",
            "players_start": 3,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 25,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-01-26T22:00:53.111247Z",
            "ended": "2020-01-26T22:19:09.878506Z",
            "start_waiting": "2020-01-26T22:00:52.892577Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 3,
            "ranked": true
        },
        {
            "id": 111434,
            "name": "xyexoooooo",
            "director": {
                "id": 1494197,
                "username": "omg-",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/729f05756ebd2addcebbd7fa38638071?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1500,
                        "deviation": 350,
                        "volatility": 0.06
                    }
                },
                "ranking": 24.303382182144386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "chinese",
            "time_per_move": 1814,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 1800,
                "initial_time": 1800,
                "max_time": 7200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 3,
                "name": "OGS",
                "summary": "An open group for folks' who like OGS!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 1784,
                "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2024-01-29T15:05:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-10-08T11:08:28.833597Z",
            "ended": "2024-10-08T12:49:49.282503Z",
            "start_waiting": "2024-10-08T11:08:28.734550Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 67800,
            "name": "Bardeen's Tournie I",
            "director": {
                "id": 871987,
                "username": "csw626",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/b6ab5af4d5d5164b6e11ecd77a7e9ad5?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1456.099608474732,
                        "deviation": 168.56568771068964,
                        "volatility": 0.06000092542002029
                    }
                },
                "ranking": 23.61574040993167,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "In memory of Bardeen RIP.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "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": 7312,
                "name": "Bardeen's Go Group",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 5,
                "icon": "https://user-uploads.online-go.com/e5e3ca81bd4c1467c6efac65f7730744-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-11-14T05:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-11-14T04:29:10.089866Z",
            "ended": "2020-11-18T04:32:46.663624Z",
            "start_waiting": "2020-11-14T04:29:09.944153Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/e5e3ca81bd4c1467c6efac65f7730744-15.png",
            "player_count": 3,
            "ranked": true
        },
        {
            "id": 129620,
            "name": "Handicap Arena 2025 - 050",
            "director": {
                "id": 526987,
                "username": "Gia",
                "country": "gr",
                "icon": "https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1067.3124566018776,
                        "deviation": 64.31041501890945,
                        "volatility": 0.06006733590929067
                    }
                },
                "ranking": 16.42494311243759,
                "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": 107,
                "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2025-06-21T15:00:00Z",
            "players_start": 5,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-06-20T10:35:35.485623Z",
            "ended": "2025-11-08T04:44:17.414126Z",
            "start_waiting": "2025-06-20T10:35:35.337702Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 119760,
            "name": "1/9 練習賽",
            "director": {
                "id": 732914,
                "username": "Myosu",
                "country": "hk",
                "icon": "https://user-uploads.online-go.com/3e8044bfa5bfb2689285ad63b474e524-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2216.1194440671634,
                        "deviation": 71.86629998446274,
                        "volatility": 0.06019266480191935
                    }
                },
                "ranking": 33.338654947917895,
                "professional": false,
                "ui_class": ""
            },
            "description": "1/9練習賽",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 25,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 300,
                "period_time": 20,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 10046,
                "name": "Hiroki’s Group",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 4,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2024-09-01T13:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-09-01T12:14:23.497848Z",
            "ended": "2024-09-01T13:11:27.726317Z",
            "start_waiting": "2024-09-01T12:14:23.410350Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 71719,
            "name": "Handicap Elimination Blast 3",
            "director": {
                "id": 784,
                "username": "mlopezviedma",
                "country": "ar",
                "icon": "https://user-uploads.online-go.com/3e911828e4e25e61f8faede9d9277323-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1523.6905157613091,
                        "deviation": 61.871308506532216,
                        "volatility": 0.059736468741597874
                    }
                },
                "ranking": 24.66614858276941,
                "professional": false,
                "ui_class": "supporter moderator"
            },
            "description": "<b style=\"color:red\">Extreme time controls, only for active correspondence players.</b>\n\nPlease, avoid delaying your games using the vacation feature.\n\nAnalysis is enabled to allow the use of conditional moves.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 16320,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 14400,
                "initial_time": 172800,
                "max_time": 172800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 508,
                "name": "Fast Correspondence",
                "summary": "Tournaments for people who like to play quick correspondence games.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 822,
                "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2021-03-15T00:00:00Z",
            "players_start": 16,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-03-07T03:07:38.422567Z",
            "ended": "2021-05-06T22:59:15.719750Z",
            "start_waiting": "2021-03-07T03:07:38.134474Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
            "player_count": 16,
            "ranked": true
        },
        {
            "id": 3398,
            "name": "Reddit Round Robin #2 - 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": 1275.8309645020445,
                        "deviation": 63.00011422816364,
                        "volatility": 0.05956406429183197
                    }
                },
                "ranking": 20.556151758207864,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Round Robin Tournament, 10 players max,  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": 2284,
                "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": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2014-11-15T00:15:51.176615Z",
            "ended": "2015-04-16T01:47:33.204190Z",
            "start_waiting": "2014-11-15T00:15:47.760717Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/5021b9df7b49c54cc5eb5d8ce9d893bb-15.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 44709,
            "name": "2019 - Winter Lviv Tournament - 25-14k",
            "director": {
                "id": 427977,
                "username": "OleksandrPshenychnyy",
                "country": "ua",
                "icon": "https://user-uploads.online-go.com/d549d0e6e73d804c76aa49a720165e9a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1573.2136573616056,
                        "deviation": 60.7077349814099,
                        "volatility": 0.059951120906633334
                    }
                },
                "ranking": 25.406603180259918,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "2019 - Winter Lviv Tournament - 25-12k",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 35520,
            "time_control_parameters": {
                "period_time": 604800,
                "main_time": 604800,
                "system": "canadian",
                "pause_on_weekends": true,
                "time_control": "canadian",
                "stones_per_period": 21,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": true,
            "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": "2019-01-21T15:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2019-01-21T15:00:54.853921Z",
            "ended": "2019-03-29T09:09:39.857371Z",
            "start_waiting": "2019-01-21T15:00:54.382774Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 77950,
            "name": "28 Entrenamiento de Go, julio 2021",
            "director": {
                "id": 88120,
                "username": "satoshi84",
                "country": "mx",
                "icon": "https://user-uploads.online-go.com/6a6404f3dd53bce3fc1e4a88fb357e2e-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1136.7959829193692,
                        "deviation": 78.40429708623937,
                        "volatility": 0.06016044531576248
                    }
                },
                "ranking": 17.885013568829635,
                "professional": false,
                "ui_class": ""
            },
            "description": "https://ghost-go.com/problems",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 30,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 900,
                "period_time": 20,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 4974,
                "name": "Taller de Go-Biblioteca de México",
                "summary": "Torneos todos los sábados a las 17:30 hrs (Ciudad de México)",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 236,
                "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-07-24T22:30:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2021-07-24T22:30:02.833886Z",
            "ended": "2021-07-25T00:05:54.904396Z",
            "start_waiting": "2021-07-24T22:30:02.591822Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-15.png",
            "player_count": 14,
            "ranked": true
        },
        {
            "id": 39326,
            "name": "2018 - Summer Lviv Tournament - Middle",
            "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": "2018 - Summer Lviv Tournament - Middle",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 31680,
            "time_control_parameters": {
                "period_time": 604800,
                "main_time": 259200,
                "system": "canadian",
                "pause_on_weekends": false,
                "time_control": "canadian",
                "stones_per_period": 21,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": true,
            "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": "2018-07-29T21:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 16,
            "max_ranking": 30,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2018-07-24T06:04:08.372432Z",
            "ended": "2018-10-15T19:39:06.586408Z",
            "start_waiting": "2018-07-24T06:03:56.012755Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 10,
            "ranked": true
        }
    ]
}