List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=46
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59400,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=47",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=45",
    "results": [
        {
            "id": 136051,
            "name": "iugfyrtwu0yguftwih",
            "director": {
                "id": 823378,
                "username": "rouma",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/e25df468ca27d40a9646837908b798f4?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 604.9602536809394,
                        "deviation": 67.00239343866627,
                        "volatility": 0.06030243228421503
                    }
                },
                "ranking": 5,
                "professional": false,
                "ui_class": ""
            },
            "description": "fcghvjbkhiuftycvuigtfurcgvhjbk8fr56ftygh",
            "schedule": null,
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": -1,
            "rules": "chinese",
            "time_per_move": 95543,
            "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": 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": 17904,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2026-01-04T21:30:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2026-01-07T07:04:13.389481Z",
            "ended": "2026-01-20T02:33:41.247484Z",
            "start_waiting": "2026-01-07T07:04:13.332312Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 118593,
            "name": "HAPPY GO #77 Double Elimination",
            "director": {
                "id": 1220803,
                "username": "nobhaete",
                "country": "cn",
                "icon": "https://user-uploads.online-go.com/1565c13b341c9b8bea6066bd85481ee6-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1870.8072779988947,
                        "deviation": 70.96802092536763,
                        "volatility": 0.0598346971726683
                    }
                },
                "ranking": 29.417331290058765,
                "professional": false,
                "ui_class": ""
            },
            "description": "Hi everyone, welcome and have FUN!\n\nPAUSE/ VACATION = DISQUALIFICATION! If your opponent pauses or has a vacation, or you have any question, please contact nobhaete.\n\nDouble elimination tournament every Sunday.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 43884,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 43200,
                "initial_time": 86400,
                "max_time": 172800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 12619,
                "name": "Happy Go!!!",
                "summary": "Feel free to join and create tournaments!\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday    \nSingle Elimination tournaments every Thursday\n\nHAPPY",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 70,
                "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-08-04T04:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 33,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-08-04T04:00:18.740167Z",
            "ended": "2024-10-08T18:10:52.212753Z",
            "start_waiting": "2024-08-04T04:00:18.637577Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 16265,
            "name": "Beginner's Correspondence Tourney",
            "director": {
                "id": 303589,
                "username": "Canada1867",
                "country": "ca",
                "icon": "https://secure.gravatar.com/avatar/0a77206015cf9e4c151ac777d1636656?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 924.8037735661408,
                        "deviation": 68.06902899701008,
                        "volatility": 0.06000502011404481
                    }
                },
                "ranking": 13.10714375918142,
                "professional": false,
                "ui_class": ""
            },
            "description": "If you are a DDK, you can play, and it's a long game, so you have plenty of time to think.",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 59520,
            "time_control_parameters": {
                "time_control": "canadian",
                "period_time": 604800,
                "main_time": 1468800,
                "stones_per_period": 14
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 425,
                "name": "Kyu Tournament Group",
                "summary": "Calling all low level kyu go players!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 28,
                "icon": "https://user-uploads.online-go.com/f9bc230408f387605b22aa31ff5d0022-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2016-04-04T23:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "random",
            "min_ranking": 0,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2016-04-04T23:00:20.199111Z",
            "ended": "2017-03-01T00:09:48.297988Z",
            "start_waiting": "2016-04-04T23:00:20.055582Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/f9bc230408f387605b22aa31ff5d0022-15.png",
            "player_count": 13,
            "ranked": true
        },
        {
            "id": 99052,
            "name": "Tournoi Gengis Khan (essai)",
            "director": {
                "id": 1123891,
                "username": "LiLanLü",
                "country": "ch",
                "icon": "https://user-uploads.online-go.com/f9525427bc1fa96962fe8662a80cf619-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1575.8986953231504,
                        "deviation": 62.39890467004825,
                        "volatility": 0.060109357025441096
                    }
                },
                "ranking": 25.446080110207834,
                "professional": false,
                "ui_class": ""
            },
            "description": "Tournoi en 13x13. Ne vous pressez pas : au bout des 10 minutes vous avez 30 secondes pour chaque coup",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 40,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 30,
                "initial_time": 600,
                "max_time": 10800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 12279,
                "name": "Les Génies - Club de Go Suisse (Coinsins) et France (Moissac)",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 97,
                "icon": "https://user-uploads.online-go.com/3a4d1df61959a49c01c9ffc5aff5eb6d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-01-17T12:00:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2023-01-17T12:05:01.893688Z",
            "ended": "2023-01-17T12:11:42.023619Z",
            "start_waiting": "2023-01-17T12:05:01.729761Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/3a4d1df61959a49c01c9ffc5aff5eb6d-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 78121,
            "name": "Class B ครั้งที่ 3 กลุ่มที่ 1",
            "director": {
                "id": 510407,
                "username": "sureves191",
                "country": "th",
                "icon": "https://user-uploads.online-go.com/612a0128e0dc8312660ea54d40d832b4-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2237.7219695393414,
                        "deviation": 64.9905084482765,
                        "volatility": 0.06000593790881516
                    }
                },
                "ranking": 33.56322620674338,
                "professional": false,
                "ui_class": ""
            },
            "description": "การฝึกซ้อมภาคปฏิบัติสำหรับการอบรมหมากล้อมออนไลน์",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 3,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "blitz",
                "pause_on_weekends": false,
                "total_time": 300
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 9668,
                "name": "อบรมหมากล้อมออนไลน์",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 334,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2021-07-28T07:15:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-07-28T07:15:28.483908Z",
            "ended": "2021-07-28T08:25:19.654990Z",
            "start_waiting": "2021-07-28T07:15:28.037446Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 27,
            "ranked": true
        },
        {
            "id": 120892,
            "name": "HAPPY GO #85 Double Elimination",
            "director": {
                "id": 1220803,
                "username": "nobhaete",
                "country": "cn",
                "icon": "https://user-uploads.online-go.com/1565c13b341c9b8bea6066bd85481ee6-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1870.8072779988947,
                        "deviation": 70.96802092536763,
                        "volatility": 0.0598346971726683
                    }
                },
                "ranking": 29.417331290058765,
                "professional": false,
                "ui_class": ""
            },
            "description": "Hi everyone, welcome and have FUN!\n\nPAUSE/ VACATION = DISQUALIFICATION! If your opponent pauses or has a vacation, or you have any question, please contact nobhaete.\n\nDouble elimination tournament every Sunday.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 43884,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 43200,
                "initial_time": 86400,
                "max_time": 172800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 12619,
                "name": "Happy Go!!!",
                "summary": "Feel free to join and create tournaments!\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday    \nSingle Elimination tournaments every Thursday\n\nHAPPY",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 70,
                "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-10-13T04:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 34,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-10-13T04:00:31.366288Z",
            "ended": "2025-01-04T15:21:14.085791Z",
            "start_waiting": "2024-10-13T04:00:31.286319Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 101311,
            "name": "13x13 Open D.E. Cup #8",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1357.1348379116837,
                        "deviation": 67.2035710014903,
                        "volatility": 0.06020465154221762
                    }
                },
                "ranking": 21.98631332494487,
                "professional": false,
                "ui_class": ""
            },
            "description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 90782,
            "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": 12599,
                "name": "GO Special Tournaments",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 70,
                "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2023-04-02T20:00:00Z",
            "players_start": 8,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-04-02T03:57:13.492803Z",
            "ended": "2024-02-17T21:39:54.506108Z",
            "start_waiting": "2023-04-02T03:57:13.386888Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 115107,
            "name": "19x19 New Zealand Handicap D.E. #11",
            "director": {
                "id": 178104,
                "username": "dexonsmith",
                "country": "ca",
                "icon": "https://user-uploads.online-go.com/448e520df4ffd817b1802a450a4c9058-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1390.7732166446785,
                        "deviation": 67.55416504748428,
                        "volatility": 0.06064009346038413
                    }
                },
                "ranking": 22.55312076827671,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "All players welcome. 8 players. Starts only when full.\n\nNew Zealand rules. 19x19 board. Handicap games. Double-elimination.\n\nFor more tournaments and ladders with New Zealand rules: <https://online-go.com/group/14024>",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": -1,
            "rules": "nz",
            "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": 14024,
                "name": "New Zealand Ladders",
                "summary": "Group for ladders and tournaments that use New Zealand rules.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 80,
                "icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2024-04-27T03:19:00Z",
            "players_start": 8,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-04-26T14:25:25.057963Z",
            "ended": "2025-09-09T00:20:38.776854Z",
            "start_waiting": "2024-04-26T14:25:24.896172Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 112546,
            "name": "19x19 New Zealand Open League #1",
            "director": {
                "id": 178104,
                "username": "dexonsmith",
                "country": "ca",
                "icon": "https://user-uploads.online-go.com/448e520df4ffd817b1802a450a4c9058-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1390.7732166446785,
                        "deviation": 67.55416504748428,
                        "volatility": 0.06064009346038413
                    }
                },
                "ranking": 22.55312076827671,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "All players welcome. Starts when full.\n\nNew Zealand rules. 19x19 even. Round robin.\n\nFor more tournaments with New Zealand rules: https://online-go.com/group/14024",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "nz",
            "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": 14024,
                "name": "New Zealand Ladders",
                "summary": "Group for ladders and tournaments that use New Zealand rules.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 80,
                "icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2024-02-24T19:00:00Z",
            "players_start": 10,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-02-21T11:57:54.341364Z",
            "ended": "2024-06-06T22:37:44.997824Z",
            "start_waiting": "2024-02-21T11:57:53.733133Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 120193,
            "name": "JORNADA 2 DE ENTRENAMIENTO AVANZADO DE GO INVIERNO 2024",
            "director": {
                "id": 798920,
                "username": "vaik.kanik",
                "country": "mx",
                "icon": "https://user-uploads.online-go.com/2d6b90dc29878481490e8286eaaeb49f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1167.0962008341196,
                        "deviation": 60.60444133928728,
                        "volatility": 0.05972631076231393
                    }
                },
                "ranking": 18.49397478394949,
                "professional": false,
                "ui_class": ""
            },
            "description": "En el fondo no sólo se trata de vencer a los oponentes en el tablero de Go; se trata, sobre todo, de vencerse a uno mismo, momento a momento, día tras día, practicando el arte.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 45,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 900,
                "period_time": 30,
                "periods": 5
            },
            "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": "2024-09-15T00:35:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "invite",
            "started": "2024-09-15T00:35:55.688088Z",
            "ended": "2024-09-15T01:12:06.226369Z",
            "start_waiting": "2024-09-15T00:35:55.645179Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-15.png",
            "player_count": 3,
            "ranked": true
        }
    ]
}