List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5388
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 60813,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5389",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5387",
    "results": [
        {
            "id": 57659,
            "name": "Cono Sur 2020 03 18 SDK+",
            "director": {
                "id": 307866,
                "username": "swafaron",
                "country": "br",
                "icon": "https://user-uploads.online-go.com/c62da84b968b7d03ab1235c4e4988c13-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1568.7246028591371,
                        "deviation": 62.77870530874028,
                        "volatility": 0.05985028812148364
                    }
                },
                "ranking": 25.340451859744853,
                "professional": false,
                "ui_class": ""
            },
            "description": "Torneo Cono Sur del 18/03/2020 para dans y SDK.\n\nEste es un torneo cerrado para miembros de asociaciones sudamericanas.",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 36,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 600,
                "period_time": 30,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 4621,
                "name": "Cono Sur",
                "summary": "Jugadores del sur",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 40,
                "icon": "https://user-uploads.online-go.com/2f8f2357a2f18c38c4ddc95b96685b6f-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-03-18T23:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 9,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2020-03-18T23:00:16.278871Z",
            "ended": "2020-03-19T23:02:00.209256Z",
            "start_waiting": "2020-03-18T23:00:15.212824Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/2f8f2357a2f18c38c4ddc95b96685b6f-15.png",
            "player_count": 13,
            "ranked": true
        },
        {
            "id": 72527,
            "name": "noob swser 3",
            "director": {
                "id": 844218,
                "username": "lolroblox",
                "country": "au",
                "icon": "https://user-uploads.online-go.com/898603eb835a4063bf795672200accce-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1319.9778490137012,
                        "deviation": 64.3683573753299,
                        "volatility": 0.05999444409408204
                    }
                },
                "ranking": 21.343651147118212,
                "professional": false,
                "ui_class": ""
            },
            "description": "blah blah",
            "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": 6332,
                "name": "noob_bot",
                "summary": "Play with bots",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 888,
                "icon": "https://user-uploads.online-go.com/d3277278f721d0b587ac5dcb628ac2d1-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-03-26T00:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-03-26T00:00:29.909039Z",
            "ended": "2021-10-26T23:11:08.015990Z",
            "start_waiting": "2021-03-26T00:00:29.615257Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/d3277278f721d0b587ac5dcb628ac2d1-15.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 110055,
            "name": "永兴棋仙战",
            "director": {
                "id": 1468204,
                "username": "桃李青白",
                "country": "cn",
                "icon": "https://user-uploads.online-go.com/584691889b2853a393bbf5c06ea7d25d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2080.817635442946,
                        "deviation": 83.53342116162405,
                        "volatility": 0.06001284949759896
                    }
                },
                "ranking": 31.880280006010423,
                "professional": false,
                "ui_class": ""
            },
            "description": "The Battle of the King of Go!",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 39,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 1200,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 13817,
                "name": "永兴棋院",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 5,
                "icon": "https://user-uploads.online-go.com/4385f7161a4ce959b6903ece73a5edf6-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-12-02T12:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-01-20T11:49:14.200794Z",
            "ended": "2025-01-20T12:16:51.292505Z",
            "start_waiting": "2025-01-20T11:49:14.151164Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/4385f7161a4ce959b6903ece73a5edf6-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 43813,
            "name": "Third cookie tournament",
            "director": {
                "id": 434287,
                "username": "plunco123",
                "country": "sg",
                "icon": "https://user-uploads.online-go.com/09c2e06377580c17170f0176640e628c-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1065.148398354857,
                        "deviation": 62.98616519671558,
                        "volatility": 0.060034951495478994
                    }
                },
                "ranking": 16.377957053584552,
                "professional": false,
                "ui_class": ""
            },
            "description": "ANOTHER COOKIE TOURNAMENT!",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 3085,
                "name": "GO IT",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 2,
                "icon": "https://user-uploads.online-go.com/16803e8f4790e1c735ec208c69a2153e-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2019-12-19T14:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2019-12-15T03:18:03.618206Z",
            "ended": "2021-05-14T05:07:02.726262Z",
            "start_waiting": "2019-12-15T03:18:00.381481Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/16803e8f4790e1c735ec208c69a2153e-15.png",
            "player_count": 39,
            "ranked": true
        },
        {
            "id": 114499,
            "name": "Lohit vs Forest",
            "director": {
                "id": 1460501,
                "username": "caitnichols",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/2d45010ae3a796549255f365b1a4bb11?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1500,
                        "deviation": 350,
                        "volatility": 0.06
                    }
                },
                "ranking": 24.303382182144386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Lohit vs Forest",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 34,
            "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": 13777,
                "name": "CSL Go 2",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 14,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2024-04-02T18:35:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2024-04-02T18:37:42.826707Z",
            "ended": "2024-04-02T18:54:21.624091Z",
            "start_waiting": "2024-04-02T18:37:42.755225Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 60109,
            "name": "ბლიც ტურნირი",
            "director": {
                "id": 21742,
                "username": "დათო",
                "country": "ge",
                "icon": "https://user-uploads.online-go.com/f776102223e8d2cd0c3eeab1eea726ff-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2188.217274395995,
                        "deviation": 97.40479902700517,
                        "volatility": 0.06013689069472163
                    }
                },
                "ranking": 33.04533320130458,
                "professional": false,
                "ui_class": ""
            },
            "description": "ორ წაგებაზე გავარდნა",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 1,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "blitz",
                "pause_on_weekends": false,
                "time_increment": 1,
                "initial_time": 80,
                "max_time": 90
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 692,
                "name": "Georgia - საქართველოს გოს ფედერაცია",
                "summary": "საქართველოს გოს ფედერაციის ჯგუფში გაწევრიანება შეუძლიათ მხოლოდ საქართველოს  მოქალაქეებს, რომლებიც დარეგისტრირებულები არიან ამ საიტზე და პროფილში მითითებული აქვთ სახელი და გვარი.",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 270,
                "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-05-05T18:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-05-05T18:00:35.699533Z",
            "ended": "2020-05-05T18:17:51.049396Z",
            "start_waiting": "2020-05-05T18:00:35.089558Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 55119,
            "name": "Fast Correspondence – January 2020 (B)",
            "director": {
                "id": 784,
                "username": "mlopezviedma",
                "country": "ar",
                "icon": "https://user-uploads.online-go.com/3e911828e4e25e61f8faede9d9277323-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1558.7681484843145,
                        "deviation": 62.264303238944116,
                        "volatility": 0.05973863153844848
                    }
                },
                "ranking": 25.193054109678815,
                "professional": false,
                "ui_class": "supporter moderator"
            },
            "description": "Please, avoid delaying your games using the vacation feature. If that’s the case, the tournament director may call the game for your opponent (always with previous notice).\n\nAnalysis is enabled mainly 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": 832,
                "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-01-03T00:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-01-03T00:00:46.346294Z",
            "ended": "2020-02-26T04:03:28.540805Z",
            "start_waiting": "2020-01-03T00:00:41.677319Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 135880,
            "name": "God reamatch",
            "director": {
                "id": 1898100,
                "username": "peerempire",
                "country": "gb",
                "icon": "https://user-uploads.online-go.com/bdd47317d854cf89d1baa682781c424a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 499.04463725037704,
                        "deviation": 74.09099941176139,
                        "volatility": 0.0600313593198589
                    }
                },
                "ranking": 5,
                "professional": false,
                "ui_class": ""
            },
            "description": "hey guys PLEASE join this turnament and join the group ty\n\n\n\n\n:D",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 15,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 10,
                "initial_time": 600,
                "max_time": 3600
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 15890,
                "name": "Godsqualq",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 9,
                "icon": "https://user-uploads.online-go.com/07e747448a28726702e77035a0027a11-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2025-12-30T12:10:00Z",
            "players_start": 3,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-12-30T12:10:45.626353Z",
            "ended": "2025-12-30T12:31:33.189943Z",
            "start_waiting": "2025-12-30T12:10:45.541007Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/07e747448a28726702e77035a0027a11-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 74998,
            "name": "building",
            "director": {
                "id": 932565,
                "username": "Turtle the Tortoise",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/13380c0d79e2a7508f7a5db582ffa6e2-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1500,
                        "deviation": 350,
                        "volatility": 0.06
                    }
                },
                "ranking": 24.303382182144386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "I don’t want to do a description",
            "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": 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": 18119,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-05-10T21:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-05-13T03:48:19.134619Z",
            "ended": "2021-08-29T11:21:09.745760Z",
            "start_waiting": "2021-05-13T03:48:19.043908Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 55116,
            "name": "Correspondence 19x19 RoundRobin 2019-12-28 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": 6,
                "name": "Correspondence 19x19 RoundRobin",
                "rrule": "DTSTART:20260825T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
                "active": true,
                "created": "2015-02-20T05:58:31.027016Z",
                "last_run": "2026-08-25T19:00:25.223119Z",
                "lead_time_seconds": 86400,
                "tournament_type": "roundrobin",
                "handicap": 0,
                "rules": "japanese",
                "size": 19,
                "time_control_parameters": {
                    "time_control": "fischer",
                    "initial_time": 259200,
                    "pause_on_weekends": true,
                    "max_time": 432000,
                    "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": "2026-08-28T19:00:00Z",
                "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": 432000,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": null,
            "auto_start_on_max": false,
            "time_start": "2019-12-28T19:00:46.230940Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2019-12-28T19:01:01.361089Z",
            "ended": "2020-03-27T12:39:04.014223Z",
            "start_waiting": "2019-12-28T19:00:54.477225Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
            "player_count": 10,
            "ranked": true
        }
    ]
}