GET /api/v1/tournaments/?format=api&ordering=-board_size&page=64
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 58694,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-board_size&page=65",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-board_size&page=63",
    "results": [
        {
            "id": 71733,
            "name": "Handy",
            "director": {
                "id": 7781,
                "username": "ThornsFan",
                "country": "_LGBT",
                "icon": "https://user-uploads.online-go.com/4df0f17546b2749c9896c4ae9a13c66d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1359.1342434845744,
                        "deviation": 62.92741043829531,
                        "volatility": 0.05974775850649155
                    }
                },
                "ranking": 22.020394077613346,
                "professional": false,
                "ui_class": ""
            },
            "description": "Handicap go makes all games competitive",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "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": true,
            "group": {
                "id": 1346,
                "name": "U.S group",
                "summary": "",
                "require_invitation": true,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 111,
                "icon": "https://user-uploads.online-go.com/3f6d3fb97d75388337a988c351963709-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-02-24T01:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-02-24T01:00:24.863716Z",
            "ended": "2021-09-06T03:21:40.224245Z",
            "start_waiting": "2021-02-24T01:00:24.671659Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/3f6d3fb97d75388337a988c351963709-15.png",
            "player_count": 11,
            "ranked": true
        },
        {
            "id": 72166,
            "name": "book club  tornament #1",
            "director": {
                "id": 820430,
                "username": "kyarameru",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/a44b9d50d812319ec2ae63a0b3e1396d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 975.4598306487928,
                        "deviation": 74.0752389803522,
                        "volatility": 0.06000469852005119
                    }
                },
                "ranking": 14.341673131102585,
                "professional": false,
                "ui_class": ""
            },
            "description": "hi my first ever time making a tornament . hope you enjoy and have fun games. if there are any issues as i said it is my first time doing a tornament and all. i would like the advise. thanks for the fun chats on book club. 😄✌🤞👋",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "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": 8329,
                "name": "book club",
                "summary": "book readers who love go",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 7,
                "icon": "https://user-uploads.online-go.com/ece821f09e93e232095a2e0427da1aa5-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2021-03-12T21:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-03-12T21:00:38.633638Z",
            "ended": "2021-09-21T01:24:08.657080Z",
            "start_waiting": "2021-03-12T21:00:38.258058Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/ece821f09e93e232095a2e0427da1aa5-15.png",
            "player_count": 12,
            "ranked": true
        },
        {
            "id": 82742,
            "name": "Fischer day one",
            "director": {
                "id": 1070666,
                "username": "Kun Go",
                "country": "jp",
                "icon": "https://secure.gravatar.com/avatar/d878ad9d639b03d43446c23c992dd35f?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1076.8199718797084,
                        "deviation": 92.01221287701095,
                        "volatility": 0.06002401180929444
                    }
                },
                "ranking": 16.630247988493107,
                "professional": false,
                "ui_class": ""
            },
            "description": "Fischer day one 18 00",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "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": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 10493,
                "name": "Like 19 on 19",
                "summary": "Who likes tournaments on a 19 by 19 board!Then come to us!BUT there is a problem, the The group is closed! write to us, that is, KunGo, Gost Go!",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 38,
                "icon": "https://user-uploads.online-go.com/3679ee129f9cfd7d20bf4fd8ac8aa814-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-11-21T15:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2021-11-21T15:00:21.927005Z",
            "ended": "2022-05-07T21:56:47.323246Z",
            "start_waiting": "2021-11-21T15:00:21.823716Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/3679ee129f9cfd7d20bf4fd8ac8aa814-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 78101,
            "name": "Blitz 19x19 Elimination Tournament 2021-07-27 17:30",
            "director": {
                "id": 4,
                "username": "matburt",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1125.8827017028436,
                        "deviation": 78.19731452501959,
                        "volatility": 0.06006087171771568
                    }
                },
                "ranking": 17.66169912212786,
                "professional": false,
                "ui_class": "supporter moderator admin"
            },
            "description": "Automatic Sitewide Tournament",
            "schedule": {
                "id": 1,
                "name": "Blitz 19x19 Elimination Tournament",
                "rrule": "DTSTART:20251216T130000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
                "active": true,
                "created": "2014-12-20T06:06:42.010011Z",
                "last_run": "2025-12-16T13:01:03.038808Z",
                "lead_time_seconds": 1800,
                "tournament_type": "elimination",
                "handicap": 0,
                "rules": "japanese",
                "size": 19,
                "time_control_parameters": {
                    "time_control": "byoyomi",
                    "period_time": 10,
                    "main_time": 120,
                    "periods": 5
                },
                "min_ranking": 0,
                "max_ranking": 36,
                "analysis_enabled": false,
                "exclude_provisional": true,
                "players_start": 4,
                "first_pairing_method": "slide",
                "subsequent_pairing_method": "slide",
                "settings": {
                    "num_rounds": "3",
                    "upper_bar": "20",
                    "lower_bar": "10",
                    "group_size": "3",
                    "maximum_players": 100
                },
                "next_run": "2025-12-16T17:00:00Z",
                "base_points": "10.0"
            },
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 11,
            "time_control_parameters": {
                "time_control": "byoyomi",
                "period_time": 10,
                "main_time": 120,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": null,
            "auto_start_on_max": false,
            "time_start": "2021-07-27T17:30:54.352275Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-07-27T17:30:55.128444Z",
            "ended": "2021-07-27T17:58:26.439053Z",
            "start_waiting": "2021-07-27T17:30:55.016398Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 72009,
            "name": "2月歷碁賽 第一輪 王一甫VS 莫霆軒",
            "director": {
                "id": 928963,
                "username": "傳碁學園-歷碁賽",
                "country": "hk",
                "icon": "https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1500,
                        "deviation": 350,
                        "volatility": 0.06
                    }
                },
                "ranking": 24.303382182144386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "2月歷碁賽 第一輪 王一甫VS 莫霆軒",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 16,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "live",
                "pause_on_weekends": false,
                "total_time": 1500
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 8175,
                "name": "歷碁賽 A組",
                "summary": "",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 9,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2021-02-28T08:15:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2021-02-28T08:03:11.538029Z",
            "ended": "2021-02-28T08:47:10.489118Z",
            "start_waiting": "2021-02-28T08:03:11.441075Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 68394,
            "name": "2020-11-30",
            "director": {
                "id": 883109,
                "username": "Anastasia934",
                "country": "cn",
                "icon": "https://secure.gravatar.com/avatar/e7f00c7c0ce150903f43e343a57a49bf?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1094.8721445773936,
                        "deviation": 64.1948364858321,
                        "volatility": 0.06000760044230948
                    }
                },
                "ranking": 17.015125219153393,
                "professional": false,
                "ui_class": ""
            },
            "description": "1st........",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "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": true,
            "group": {
                "id": 7476,
                "name": "ntgogogo",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 2,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-11-30T05:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-11-30T15:20:57.092683Z",
            "ended": "2021-02-22T15:27:25.149145Z",
            "start_waiting": "2020-11-30T15:20:56.931989Z",
            "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": 77665,
            "name": "그룹 최고 기사 결정",
            "director": {
                "id": 1025587,
                "username": "wbhenna",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/82c16c698c3bec167d3e85e9946247e1?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 809.3455858125291,
                        "deviation": 121.63262541199306,
                        "volatility": 0.059997003892859266
                    }
                },
                "ranking": 10.019962175968388,
                "professional": false,
                "ui_class": ""
            },
            "description": "그룹의 최고 기사를 결정합니다!(우리그룹만 들어오기로 약속)",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "korean",
            "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": 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": 17628,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-07-17T09:00:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-07-17T14:33:36.556447Z",
            "ended": "2021-07-17T14:38:39.798904Z",
            "start_waiting": "2021-07-17T14:33:36.472380Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 58152,
            "name": "Amateur Tournament Academy Pacifica 2",
            "director": {
                "id": 538233,
                "username": "Go. OK",
                "country": "_Pirate",
                "icon": "https://user-uploads.online-go.com/f685e51f5583f82a39872e3089da11c2-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1257.5534126563466,
                        "deviation": 61.88914781636495,
                        "volatility": 0.05988492074727644
                    }
                },
                "ranking": 20.22210638339719,
                "professional": false,
                "ui_class": ""
            },
            "description": "Damas y caballeros, les doy la bienvenida al presente torneo, mismo en el cual van a sufrir, estresarse y divertirse, pero al final de todo van a aprender y con ello van a crecer como jugadores y personas. \n\nGracias por participar y que gane el mejor. \n\n\nLadies and gentlemen, I welcome you to this tournament, in which you will suffer, stress and have fun, but at the end of everything you will learn and with it you will grow as players and people.\n\nThank you for participating and may the best win.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 93120,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 604800,
                "period_time": 86400,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 3640,
                "name": "Academy Alma Pacifica",
                "summary": "A place to discover oneself, we will work as a team with free classes, to discover the dynamic and spiritual aspects of Go. Solidarity with the group will improve our game, and the effort will help us grow as people.\n\nUn lugar para encontrarse con uno mism",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 204,
                "icon": "https://user-uploads.online-go.com/83e4f0d4d1e223ea665c842c306c78c5-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2020-05-02T02:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2020-05-02T02:00:58.094317Z",
            "ended": "2021-02-08T14:08:16.063850Z",
            "start_waiting": "2020-05-02T02:00:55.892736Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/83e4f0d4d1e223ea665c842c306c78c5-15.png",
            "player_count": 42,
            "ranked": true
        },
        {
            "id": 72737,
            "name": "Blitz 19x19 Elimination Tournament 2021-03-17 21:30",
            "director": {
                "id": 4,
                "username": "matburt",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1125.8827017028436,
                        "deviation": 78.19731452501959,
                        "volatility": 0.06006087171771568
                    }
                },
                "ranking": 17.66169912212786,
                "professional": false,
                "ui_class": "supporter moderator admin"
            },
            "description": "Automatic Sitewide Tournament",
            "schedule": {
                "id": 1,
                "name": "Blitz 19x19 Elimination Tournament",
                "rrule": "DTSTART:20251216T130000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
                "active": true,
                "created": "2014-12-20T06:06:42.010011Z",
                "last_run": "2025-12-16T13:01:03.038808Z",
                "lead_time_seconds": 1800,
                "tournament_type": "elimination",
                "handicap": 0,
                "rules": "japanese",
                "size": 19,
                "time_control_parameters": {
                    "time_control": "byoyomi",
                    "period_time": 10,
                    "main_time": 120,
                    "periods": 5
                },
                "min_ranking": 0,
                "max_ranking": 36,
                "analysis_enabled": false,
                "exclude_provisional": true,
                "players_start": 4,
                "first_pairing_method": "slide",
                "subsequent_pairing_method": "slide",
                "settings": {
                    "num_rounds": "3",
                    "upper_bar": "20",
                    "lower_bar": "10",
                    "group_size": "3",
                    "maximum_players": 100
                },
                "next_run": "2025-12-16T17:00:00Z",
                "base_points": "10.0"
            },
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 11,
            "time_control_parameters": {
                "time_control": "byoyomi",
                "period_time": 10,
                "main_time": 120,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": null,
            "auto_start_on_max": false,
            "time_start": "2021-03-17T21:30:00.162755Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-03-17T21:30:01.667082Z",
            "ended": "2021-03-17T22:08:48.268456Z",
            "start_waiting": "2021-03-17T21:30:01.440375Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 59889,
            "name": "Everybody tournament 2",
            "director": {
                "id": 760687,
                "username": "HHG",
                "country": "_United_Federation_of_Planets",
                "icon": "https://secure.gravatar.com/avatar/94b05df11403a71a7a364ac616a2b643?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1371.2634638577877,
                        "deviation": 64.34776638407621,
                        "volatility": 0.06015708590051567
                    }
                },
                "ranking": 22.22607349050463,
                "professional": false,
                "ui_class": ""
            },
            "description": "Whoops, I was one day late. This will be a faster tournament. If you are the only person holding up the tournament, you WILL be punished (minus points, disqualification, etc.) (Report in chat)",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 23520,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 21600,
                "initial_time": 172800,
                "max_time": 345600
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 5144,
                "name": "Go players",
                "summary": "For all go players - feel free to join!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 227,
                "icon": "https://user-uploads.online-go.com/4ec48471c12af9fa68f6f30d6c700930-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-05-02T19:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 15,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-05-02T19:00:44.359477Z",
            "ended": "2021-03-29T11:06:44.959021Z",
            "start_waiting": "2020-05-02T19:00:41.942484Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/4ec48471c12af9fa68f6f30d6c700930-15.png",
            "player_count": 44,
            "ranked": true
        }
    ]
}