List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=rules&page=27
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59442,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=rules&page=28",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=rules&page=26",
    "results": [
        {
            "id": 84378,
            "name": "jisososo",
            "director": {
                "id": 762174,
                "username": "Zero_bot",
                "country": "cn",
                "icon": "https://user-uploads.online-go.com/13a3826be76a6b5eda5623976ddf892d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 3182.2485923956074,
                        "deviation": 91.71549843860876,
                        "volatility": 0.05986665851179916
                    }
                },
                "ranking": 38,
                "professional": false,
                "ui_class": "bot"
            },
            "description": "just so so so",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "aga",
            "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": 5590,
                "name": "AI Communicate Group",
                "summary": "",
                "require_invitation": true,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 87,
                "icon": "https://user-uploads.online-go.com/ace88ed00bb92d5712f408e9dcb98ac2-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-01-02T12:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2022-01-02T11:09:34.057746Z",
            "ended": "2022-01-02T11:16:01.658957Z",
            "start_waiting": "2022-01-02T11:09:33.975972Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/ace88ed00bb92d5712f408e9dcb98ac2-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 77373,
            "name": "Tournoi de la mi-Juillet",
            "director": {
                "id": 947496,
                "username": "MoriceARAO",
                "country": "fr",
                "icon": "https://user-uploads.online-go.com/81aa1c85308fb6efaf9cdde44778d61c-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 954.5506279675717,
                        "deviation": 60.658586528535416,
                        "volatility": 0.060066268823492024
                    }
                },
                "ranking": 13.840052034956623,
                "professional": false,
                "ui_class": ""
            },
            "description": "Que le meilleur gagne !",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "aga",
            "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": true,
            "group": {
                "id": 9244,
                "name": "parentsgo",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 12,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2021-07-12T10:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2021-07-12T10:00:24.082089Z",
            "ended": "2021-09-02T15:53:30.979986Z",
            "start_waiting": "2021-07-12T10:00:23.642407Z",
            "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": 2964,
            "name": "Newby's Month Long Round Robin",
            "director": {
                "id": 66298,
                "username": "Peter ;)",
                "country": "au",
                "icon": "https://user-uploads.online-go.com/00eabc6c532138982adc562c0c346c98-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1941.4459960341776,
                        "deviation": 78.28401574064385,
                        "volatility": 0.05996981929695001
                    }
                },
                "ranking": 30.275340134490737,
                "professional": false,
                "ui_class": ""
            },
            "description": "This tournament finishes in a month. No more waiting for seven days for the next move. Each player has 15 days total time. For 110 stones each, that's 3.5 hours per move.  \n\nThis is for impatient newbies like me. So keeping the dans out! Please don't join if you can't finish a game in a month.\n\nConditional moves enabled, no handicaps.\n\nBegins on August 1st and finishes on August 31st.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "aga",
            "time_per_move": 14400,
            "time_control_parameters": {
                "total_time": 1296000,
                "time_control": "absolute"
            },
            "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": 10,
            "max_ranking": 25,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2014-08-01T07:24:52.340817Z",
            "ended": "2014-09-11T14:10:11.537199Z",
            "start_waiting": "2014-08-01T07:24:49.080563Z",
            "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": 77929,
            "name": "7/23 tournament",
            "director": {
                "id": 416489,
                "username": "Spinaltap",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/fed9a5c54980ffee623ebb3db223b5db-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2132.8293430294343,
                        "deviation": 61.46294249559199,
                        "volatility": 0.06001543856613506
                    }
                },
                "ranking": 32.451819195331055,
                "professional": false,
                "ui_class": ""
            },
            "description": "tournament",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "aga",
            "time_per_move": 31,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 30,
                "initial_time": 120,
                "max_time": 300
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 9506,
                "name": "MLCCC",
                "summary": "Students of Main Line Chinese Culture Center",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 15,
                "icon": "https://user-uploads.online-go.com/31cd66c5a079813b0cda160187c8bc7f-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-07-23T19:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-07-23T18:32:53.909677Z",
            "ended": "2021-07-23T18:57:24.162765Z",
            "start_waiting": "2021-07-23T18:32:53.760153Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/31cd66c5a079813b0cda160187c8bc7f-15.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 54538,
            "name": "Michigan GO players 13 ,golden ticket deathmatch",
            "director": {
                "id": 467165,
                "username": "MummRa",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/68359dab5164ddcdffa8ad4ca0699079-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1247.96548084978,
                        "deviation": 64.85752922715939,
                        "volatility": 0.06002061271498367
                    }
                },
                "ranking": 20.044928150690506,
                "professional": false,
                "ui_class": ""
            },
            "description": "Open tournament for a potential ticket to the Michigan invitational 13 ,highest finishing usa player can choose to represent their chosen state and play against the best Michigan player...\nPlease note the time controls...\nNot for Michigan players!!!",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "aga",
            "time_per_move": 87360,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 86400,
                "initial_time": 86400,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 306,
                "name": "Michigan Go Players",
                "summary": "For Players from all over Michigan",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 87,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2019-12-12T07:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 6,
            "max_ranking": 37,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2019-12-12T07:00:11.239895Z",
            "ended": "2020-02-27T11:24:06.463069Z",
            "start_waiting": "2019-12-12T07:00:10.642696Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 105211,
            "name": "The basics of go",
            "director": {
                "id": 1384291,
                "username": "GoPlayer0523",
                "country": "hk",
                "icon": "https://secure.gravatar.com/avatar/32371b48b8e9eb52839a836b87954e86?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1004.8875635131255,
                        "deviation": 128.02964407168244,
                        "volatility": 0.06001385212155593
                    }
                },
                "ranking": 15.029736415635146,
                "professional": false,
                "ui_class": ""
            },
            "description": "Join this tournament to learn lots of basic go moves.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "aga",
            "time_per_move": 20,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "live",
                "pause_on_weekends": false,
                "per_move": 20
            },
            "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": 17809,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-07-09T10:00:00Z",
            "players_start": 10,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 13,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": null,
            "ended": null,
            "start_waiting": null,
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 35963,
            "name": "2018 Class A and A* Single Elimination",
            "director": {
                "id": 153455,
                "username": "El0m",
                "country": "gb",
                "icon": "https://user-uploads.online-go.com/018b099d6b5f111ad780b468738dc998-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1295.7038814112566,
                        "deviation": 70.83331711939027,
                        "volatility": 0.0603648964543371
                    }
                },
                "ranking": 20.913967003155264,
                "professional": false,
                "ui_class": ""
            },
            "description": "Advanced",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "aga",
            "time_per_move": 49920,
            "time_control_parameters": {
                "period_time": 604800,
                "main_time": 604800,
                "system": "canadian",
                "pause_on_weekends": true,
                "time_control": "canadian",
                "stones_per_period": 14,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 1398,
                "name": "Ratio",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 7,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2018-07-01T17:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 25,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-07-01T17:00:27.688221Z",
            "ended": "2019-02-07T14:43:02.380037Z",
            "start_waiting": "2018-07-01T17:00:26.982428Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 15,
            "ranked": true
        },
        {
            "id": 49385,
            "name": "tournamet",
            "director": {
                "id": 634737,
                "username": "ნიკოლოზ გუნია1",
                "country": "ge",
                "icon": "https://user-uploads.online-go.com/bf072716ec7027cbbaf8a5bb9f7c1451-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1334.6012666542535,
                        "deviation": 63.64089953071969,
                        "volatility": 0.05985872870885653
                    }
                },
                "ranking": 21.598708938274186,
                "professional": false,
                "ui_class": ""
            },
            "description": "pls join this tournament",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "aga",
            "time_per_move": 63,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 300,
                "period_time": 60,
                "periods": 5
            },
            "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": 17809,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2019-06-16T09:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2019-07-19T10:43:05.598749Z",
            "ended": "2019-07-19T10:48:55.463987Z",
            "start_waiting": "2019-07-19T10:43:05.066929Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 118632,
            "name": "19x19 Correspondence Swiss",
            "director": {
                "id": 921893,
                "username": "nikila",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/052ccd566373074bd5d5bdc87778f37b?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1601.2919263122153,
                        "deviation": 66.52017130138233,
                        "volatility": 0.06017707086875492
                    }
                },
                "ranking": 25.816133962678784,
                "professional": false,
                "ui_class": ""
            },
            "description": "19x19 Correspondence Swiss",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "aga",
            "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": false,
            "group": {
                "id": 14384,
                "name": "nikila",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 5,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2024-08-03T10:00:00Z",
            "players_start": 6,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-08-03T10:00:18.542492Z",
            "ended": "2025-06-01T08:47:42.055993Z",
            "start_waiting": "2024-08-03T10:00:18.441434Z",
            "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": 126598,
            "name": "1776s open tournaments zero",
            "director": {
                "id": 1436588,
                "username": "Arrow A6 anti-",
                "country": "zz",
                "icon": "https://user-uploads.online-go.com/8670729a0e8d1142fea14d8bd6800517-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 588.6751839572613,
                        "deviation": 80.73457404236709,
                        "volatility": 0.0636275307525229
                    }
                },
                "ranking": 5,
                "professional": false,
                "ui_class": ""
            },
            "description": "Tournament",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": -1,
            "rules": "aga",
            "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": 13797,
                "name": " 无间勤碁术化  Go Advance forward forever",
                "summary": "欢迎围棋爱好者来到属于您的园地\n\n\n          In Your 💖 Go to Universes everywhere",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 496,
                "icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2025-03-23T02:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-03-23T02:00:17.618468Z",
            "ended": "2025-11-04T02:18:36.303081Z",
            "start_waiting": "2025-03-23T02:00:17.507963Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-15.png",
            "player_count": 10,
            "ranked": true
        }
    ]
}