List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=1025
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59558,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=1026",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=1024",
    "results": [
        {
            "id": 72554,
            "name": "3月13日 黃見希VS林晉楷",
            "director": {
                "id": 818416,
                "username": "傳碁學園",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1898.3468207617877,
                        "deviation": 71.28817954667363,
                        "volatility": 0.06041644550084839
                    }
                },
                "ranking": 29.755630942351214,
                "professional": false,
                "ui_class": ""
            },
            "description": "3月13日 黃見希VS林晉楷",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 23,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 720,
                "period_time": 15,
                "periods": 2
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 7533,
                "name": "傳碁 A班",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 36,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2021-03-13T11:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2021-03-13T10:17:28.580019Z",
            "ended": "2021-03-13T10:17:29.641200Z",
            "start_waiting": "2021-03-13T10:17:28.402738Z",
            "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": 61462,
            "name": "WAHOO",
            "director": {
                "id": 755036,
                "username": "ljun",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/1c3300a91e8a5f5ab10c303556ab4b7c-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1013.1542104217237,
                        "deviation": 130.47566932677847,
                        "volatility": 0.060013837759356606
                    }
                },
                "ranking": 15.219399433363488,
                "professional": false,
                "ui_class": ""
            },
            "description": "Doing great guys keep it up",
            "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": 5944,
                "name": "GO CLUB!!",
                "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": false,
            "time_start": "2020-06-03T23:38:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-06-22T14:44:41.314368Z",
            "ended": "2020-07-18T21:35:26.185694Z",
            "start_waiting": "2020-06-22T14:44:40.857798Z",
            "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": 63659,
            "name": "Braila Blitz 9x9 Canadian time- ed5",
            "director": {
                "id": 90428,
                "username": "ehomba",
                "country": "ro",
                "icon": "https://user-uploads.online-go.com/c698091e4749dc44f560e1d52fc16a15-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1523.8931529278073,
                        "deviation": 66.84798601812835,
                        "volatility": 0.05994323434531974
                    }
                },
                "ranking": 24.66922712033971,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Braila Blitz 9x9 Canadian time- ed5",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 7,
            "time_control_parameters": {
                "system": "canadian",
                "time_control": "canadian",
                "speed": "blitz",
                "pause_on_weekends": false,
                "main_time": 40,
                "period_time": 30,
                "stones_per_period": 4
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 2993,
                "name": "Asociația de Go Brăila",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 26,
                "icon": "https://user-uploads.online-go.com/97a4fe5337f2c4f846c9bfa27ce9e6c7-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-08-02T18:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-08-02T18:00:11.778243Z",
            "ended": "2020-08-02T18:04:33.103877Z",
            "start_waiting": "2020-08-02T18:00:11.407699Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/97a4fe5337f2c4f846c9bfa27ce9e6c7-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 62901,
            "name": "Mini Chocolate Chip Tournament - The Speedy Round",
            "director": {
                "id": 807110,
                "username": "clover-patch",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/7e5813e0d218c3698e5d0dd698e41c27-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 896.0028808281293,
                        "deviation": 82.19815650134493,
                        "volatility": 0.06002798991710904
                    }
                },
                "ranking": 12.374725213364599,
                "professional": false,
                "ui_class": ""
            },
            "description": "This tournament is called the Mini Chocolate Chip tournament because the board is mini sized (9x9 isn't really mini, but it's the smallest option for this tournament, so it'll work) also it's live, so we can play chess for an hour during our meeting, and then we go to the online-go website to play in the tournament.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 80,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 60,
                "initial_time": 1800,
                "max_time": 2100
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 6248,
                "name": "Go Cookies!",
                "summary": "The Go branch of the Cookies club. Other branches include Chess Cookies!",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 4,
                "icon": "https://user-uploads.online-go.com/64912bd9b9f46f16b8668a959cfd1933-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-07-12T00:04:00Z",
            "players_start": 3,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2020-07-12T00:04:37.055208Z",
            "ended": "2020-07-12T00:06:58.188914Z",
            "start_waiting": "2020-07-12T00:04:36.889403Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/64912bd9b9f46f16b8668a959cfd1933-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 69523,
            "name": "9by99by9",
            "director": {
                "id": 739180,
                "username": "leoinbk",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/5c8e72b6e3421ca0d63579a5a1630ef5?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1144.0057227017662,
                        "deviation": 62.47542977360111,
                        "volatility": 0.060014750452260436
                    }
                },
                "ranking": 18.031370905792297,
                "professional": false,
                "ui_class": ""
            },
            "description": "double elimination 9by9 game",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "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": 3524,
                "name": "9x9 Lovers",
                "summary": "A group for Go players who love the 9x9 board.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 697,
                "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-12-29T02:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-12-31T12:15:35.841339Z",
            "ended": "2021-01-08T16:47:37.884824Z",
            "start_waiting": "2020-12-31T12:15:35.640873Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 63316,
            "name": "Correspondence 13x13 RoundRobin 2020-07-20 19:00",
            "director": {
                "id": 4,
                "username": "matburt",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?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": 7,
                "name": "Correspondence 13x13 RoundRobin",
                "rrule": "DTSTART:20260504T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
                "active": true,
                "created": "2015-02-20T06:00:14.582400Z",
                "last_run": "2026-05-04T19:00:49.456243Z",
                "lead_time_seconds": 86400,
                "tournament_type": "roundrobin",
                "handicap": 0,
                "rules": "japanese",
                "size": 13,
                "time_control_parameters": {
                    "time_control": "fischer",
                    "initial_time": 259200,
                    "pause_on_weekends": true,
                    "max_time": 259200,
                    "time_increment": 86400
                },
                "min_ranking": 0,
                "max_ranking": 36,
                "analysis_enabled": true,
                "exclude_provisional": true,
                "players_start": 4,
                "first_pairing_method": "slaughter",
                "subsequent_pairing_method": "slaughter",
                "settings": {
                    "num_rounds": "3",
                    "upper_bar": "20",
                    "lower_bar": "10",
                    "group_size": "3",
                    "maximum_players": 10
                },
                "next_run": "2026-05-07T19:00:00Z",
                "base_points": "10.0"
            },
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "pause_on_weekends": true,
                "max_time": 259200,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": null,
            "auto_start_on_max": false,
            "time_start": "2020-07-20T19:00:48.030543Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-07-20T19:01:33.856629Z",
            "ended": "2020-09-30T02:02:56.494342Z",
            "start_waiting": "2020-07-20T19:01:31.621796Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
            "player_count": 9,
            "ranked": true
        },
        {
            "id": 70934,
            "name": "Trolling",
            "director": {
                "id": 839251,
                "username": "Mapledge",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/014310fdc5f118f1a485818badd3b773-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 811.822879557998,
                        "deviation": 98.79461305451053,
                        "volatility": 0.06001611392915813
                    }
                },
                "ranking": 10.090712867300997,
                "professional": false,
                "ui_class": ""
            },
            "description": "...first online club tournament!!!",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "aga",
            "time_per_move": 10,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 10,
                "initial_time": 30,
                "max_time": 120
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 6730,
                "name": "Stony Brook Go Club",
                "summary": "ALL PLAYERS WELCOME!!!\n\nWe are a club group based at Stony Brook University. \n\nOur meetings times are Tuesdays and Thursdays 8-10PM via Zoom.\n\nRegardless of whether you are a beginner or a master, don't hesitate to come by to simply have some fun. \n\n",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 35,
                "icon": "https://user-uploads.online-go.com/bfaca7135d50ab09bc002ea3020d5f21-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-02-03T03:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2021-02-03T02:17:39.421171Z",
            "ended": "2021-02-03T02:28:53.752227Z",
            "start_waiting": "2021-02-03T02:17:39.152356Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/bfaca7135d50ab09bc002ea3020d5f21-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 63380,
            "name": "Braila Blitz 13x13 Fisher time- ed4",
            "director": {
                "id": 464199,
                "username": "dr.toma",
                "country": "ro",
                "icon": "https://secure.gravatar.com/avatar/0a3da26e9a517da4b0a4fb4ba8e80dc1?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1686.040284087001,
                        "deviation": 64.66857802220149,
                        "volatility": 0.060045618905212095
                    }
                },
                "ranking": 27.010025651765996,
                "professional": false,
                "ui_class": ""
            },
            "description": "Braila Blitz 13x13 Fisher time- ed4 dublu Knock-Out",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 16,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 15,
                "initial_time": 120,
                "max_time": 120
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 2993,
                "name": "Asociația de Go Brăila",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 26,
                "icon": "https://user-uploads.online-go.com/97a4fe5337f2c4f846c9bfa27ce9e6c7-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-07-24T18:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-07-24T18:12:26.315575Z",
            "ended": "2020-07-24T19:53:39.529853Z",
            "start_waiting": "2020-07-24T18:12:25.875502Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/97a4fe5337f2c4f846c9bfa27ce9e6c7-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 63455,
            "name": "Play with bot 02",
            "director": {
                "id": 798997,
                "username": "noob_bot",
                "country": "_Pirate",
                "icon": "https://user-uploads.online-go.com/c0482108c2d871387c75860f532c7f8c-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1762.1820258943303,
                        "deviation": 60.15856188717612,
                        "volatility": 0.05547583281618931
                    }
                },
                "ranking": 28.03256291125715,
                "professional": false,
                "ui_class": "bot"
            },
            "description": "Fast correspondence tournament, human/bot are welcome.\n\nGame result is NOT important.\n\nThis is running for debug & test.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 15360,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 14400,
                "initial_time": 86400,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 6332,
                "name": "noob_bot",
                "summary": "Play with bots",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 885,
                "icon": "https://user-uploads.online-go.com/d3277278f721d0b587ac5dcb628ac2d1-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-07-24T00:00:00Z",
            "players_start": 5,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 30,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-07-24T00:00:50.750388Z",
            "ended": "2020-08-11T14:24:46.014660Z",
            "start_waiting": "2020-07-24T00:00:50.392959Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/d3277278f721d0b587ac5dcb628ac2d1-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 63199,
            "name": "Fast Correspondence 2020-07-24",
            "director": {
                "id": 784,
                "username": "mlopezviedma",
                "country": "ar",
                "icon": "https://user-uploads.online-go.com/3e911828e4e25e61f8faede9d9277323-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1533.9068554548614,
                        "deviation": 61.970540108221776,
                        "volatility": 0.05973687122758995
                    }
                },
                "ranking": 24.820851190957736,
                "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": 821,
                "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-07-24T00:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-07-24T00:00:52.860724Z",
            "ended": "2020-09-11T22:14:50.304176Z",
            "start_waiting": "2020-07-24T00:00:50.768683Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
            "player_count": 10,
            "ranked": true
        }
    ]
}