List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=max_ranking&page=4622
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 60247,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=max_ranking&page=4623",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=max_ranking&page=4621",
    "results": [
        {
            "id": 67552,
            "name": "Weekly Saturday Single Elimination Tournament #4",
            "director": {
                "id": 831021,
                "username": "SoccerGuy2000",
                "country": "_Klingon",
                "icon": "https://secure.gravatar.com/avatar/c5371f0736122d5ff89c096dfc05d98c?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1417.4411374471954,
                        "deviation": 63.04610532698031,
                        "volatility": 0.0600406608939129
                    }
                },
                "ranking": 22.992817207346068,
                "professional": false,
                "ui_class": ""
            },
            "description": "Have fun! Please feel free to message me with and questions or concerns.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 132480,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 259200,
                "period_time": 129600,
                "periods": 5
            },
            "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": 18044,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-11-14T17:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-11-14T17:00:29.467476Z",
            "ended": "2021-01-02T19:07:30.597327Z",
            "start_waiting": "2020-11-14T17:00:28.797729Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 13,
            "ranked": true
        },
        {
            "id": 71678,
            "name": "Test Tournament",
            "director": {
                "id": 819548,
                "username": "elforo",
                "country": "gb",
                "icon": "https://user-uploads.online-go.com/285c0dbd553dfb0ff0662c72e52b9b5b-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1754.3864912462777,
                        "deviation": 61.10154978894278,
                        "volatility": 0.06006909388819996
                    }
                },
                "ranking": 27.929924829934077,
                "professional": false,
                "ui_class": ""
            },
            "description": "Test Tournament",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 50,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 1800,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 6269,
                "name": "BeginnerGo",
                "summary": "Beginners welcome!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 238,
                "icon": "https://user-uploads.online-go.com/8b4001e1623b8ecda5a18d11c4c59b3d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-02-20T16:53:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-02-20T16:53:59.036356Z",
            "ended": "2021-02-20T16:56:56.479269Z",
            "start_waiting": "2021-02-20T16:53:58.922383Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/8b4001e1623b8ecda5a18d11c4c59b3d-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 69688,
            "name": "Fast Correspondence 2021-01-10",
            "director": {
                "id": 784,
                "username": "mlopezviedma",
                "country": "ar",
                "icon": "https://user-uploads.online-go.com/3e911828e4e25e61f8faede9d9277323-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1546.1538674294254,
                        "deviation": 62.03504989658016,
                        "volatility": 0.059739123217599915
                    }
                },
                "ranking": 25.004951341512772,
                "professional": false,
                "ui_class": "supporter moderator"
            },
            "description": "Please, 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": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 30720,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 28800,
                "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": 826,
                "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-01-10T00:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-01-10T00:00:17.193920Z",
            "ended": "2021-02-24T03:10:55.093246Z",
            "start_waiting": "2021-01-10T00:00:15.337944Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 72582,
            "name": "Fast Correspondence 2021-03-18",
            "director": {
                "id": 784,
                "username": "mlopezviedma",
                "country": "ar",
                "icon": "https://user-uploads.online-go.com/3e911828e4e25e61f8faede9d9277323-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1546.1538674294254,
                        "deviation": 62.03504989658016,
                        "volatility": 0.059739123217599915
                    }
                },
                "ranking": 25.004951341512772,
                "professional": false,
                "ui_class": "supporter moderator"
            },
            "description": "Please, 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": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 30720,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 28800,
                "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": 826,
                "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-03-18T00:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-03-18T00:00:09.534747Z",
            "ended": "2021-05-13T22:14:54.972784Z",
            "start_waiting": "2021-03-18T00:00:07.874829Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 71867,
            "name": "トーナメント20",
            "director": {
                "id": 850623,
                "username": "KKS_SLATEPORT",
                "country": "fr",
                "icon": "https://user-uploads.online-go.com/d4c34b1c5fcda48dd0d8e4ccc7a2b8e8-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1639.7238760230946,
                        "deviation": 81.45456521760907,
                        "volatility": 0.0599971176926176
                    }
                },
                "ranking": 26.36518487413314,
                "professional": false,
                "ui_class": ""
            },
            "description": "20回目です。",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 43,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 1200,
                "period_time": 30,
                "periods": 1
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 8154,
                "name": "KAIT1030",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 42,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2021-02-26T03:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-02-25T02:53:23.779763Z",
            "ended": "2021-02-25T04:55:25.812792Z",
            "start_waiting": "2021-02-25T02:53:23.000168Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 31,
            "ranked": true
        },
        {
            "id": 68620,
            "name": "19X19 double elimination monthly championship 1 (January,2020)",
            "director": {
                "id": 861327,
                "username": "Jack the protaGOnist",
                "country": "cn",
                "icon": "https://user-uploads.online-go.com/a0b3993a4ac594108efa52a044210bba-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1672.033059307691,
                        "deviation": 61.65197767699118,
                        "volatility": 0.06000663457564414
                    }
                },
                "ranking": 26.81689756840323,
                "professional": false,
                "ui_class": ""
            },
            "description": "winner will be in the hall of fame (in-group) (P.S. time zone is UTC-4 AKA:AST)",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 30,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 1800,
                "period_time": 10,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 7383,
                "name": "hangout and have fun",
                "summary": "]",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 21,
                "icon": "https://user-uploads.online-go.com/475e03f7bfbd3f230470aea89405e15c-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-01-02T21:00:00Z",
            "players_start": 3,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-01-02T21:00:01.213959Z",
            "ended": "2021-01-03T00:36:33.757511Z",
            "start_waiting": "2021-01-02T21:00:00.612967Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/475e03f7bfbd3f230470aea89405e15c-15.png",
            "player_count": 12,
            "ranked": true
        },
        {
            "id": 69680,
            "name": "try again",
            "director": {
                "id": 818369,
                "username": "deleted-02279e69-efe6-4da6-94a9-3782bbb65eb5",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/2b3a681b48d743df2cca63be7186d96c-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1495.0613630632597,
                        "deviation": 71.01591139116258,
                        "volatility": 0.06001035702325122
                    }
                },
                "ranking": 24.227036802303612,
                "professional": false,
                "ui_class": ""
            },
            "description": "sorry about that",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 26,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 120,
                "period_time": 25,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 6269,
                "name": "BeginnerGo",
                "summary": "Beginners welcome!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 238,
                "icon": "https://user-uploads.online-go.com/8b4001e1623b8ecda5a18d11c4c59b3d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-01-02T19:30:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-01-02T19:30:56.992672Z",
            "ended": "2021-01-02T20:21:55.047180Z",
            "start_waiting": "2021-01-02T19:30:56.634239Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/8b4001e1623b8ecda5a18d11c4c59b3d-15.png",
            "player_count": 13,
            "ranked": true
        },
        {
            "id": 84969,
            "name": "Please participate",
            "director": {
                "id": 944730,
                "username": "renyxal",
                "country": "aq",
                "icon": "https://user-uploads.online-go.com/5d65fc65c35ccb0a90de5b917acc222b-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1236.0789507882284,
                        "deviation": 70.79495029264285,
                        "volatility": 0.05999925995064556
                    }
                },
                "ranking": 19.8233739242647,
                "professional": false,
                "ui_class": ""
            },
            "description": "try your best :D",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "chinese",
            "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": 9028,
                "name": "chess group",
                "summary": "play chess together",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 16,
                "icon": "https://user-uploads.online-go.com/ffe6534e1f5f8497eb04f8cdf31236e2-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-01-21T12:30:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-01-21T12:30:31.469394Z",
            "ended": "2023-04-30T06:22:41.380656Z",
            "start_waiting": "2022-01-21T12:30:31.275831Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/ffe6534e1f5f8497eb04f8cdf31236e2-15.png",
            "player_count": 12,
            "ranked": true
        },
        {
            "id": 68709,
            "name": "Is anyone here?",
            "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": "Is anyone here?",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 631680,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 604800,
                "initial_time": 2419200,
                "max_time": 2419200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 7559,
                "name": "Yeah ogs",
                "summary": "",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 6,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-12-08T05:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-12-11T03:08:22.166533Z",
            "ended": "2021-02-05T16:33:58.312038Z",
            "start_waiting": "2020-12-11T03:08:21.944123Z",
            "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": 117682,
            "name": "Torneo de práctica",
            "director": {
                "id": 1476224,
                "username": "John-Lee",
                "country": "sv",
                "icon": "https://user-uploads.online-go.com/b5f9d7bb636a865371cc959322191b9f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1022.4461914342951,
                        "deviation": 62.43394664396463,
                        "volatility": 0.0599637551441257
                    }
                },
                "ranking": 15.430748236722962,
                "professional": false,
                "ui_class": ""
            },
            "description": "Torneo de práctica entre miembros del club salvadoreño y personas interesadas",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 88451,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 13910,
                "name": "Club Salvadoreño de go",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 18,
                "icon": "https://user-uploads.online-go.com/aab081f0bd5e44a711365ab4c469d950-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-07-07T17:00:00Z",
            "players_start": 8,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-07-07T17:00:01.220798Z",
            "ended": "2024-10-23T19:19:12.597660Z",
            "start_waiting": "2024-07-07T17:00:01.102328Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/aab081f0bd5e44a711365ab4c469d950-15.png",
            "player_count": 10,
            "ranked": true
        }
    ]
}