List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=name&page=265
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59692,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=name&page=266",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=name&page=264",
    "results": [
        {
            "id": 3467,
            "name": "1st Swiss Trophy",
            "director": {
                "id": 38746,
                "username": "wildboar",
                "country": "ch",
                "icon": "https://user-uploads.online-go.com/c5b7b15252be9812491f4d5187d1b487-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1115.3317124190935,
                        "deviation": 68.5486308011051,
                        "volatility": 0.06000179625154289
                    }
                },
                "ranking": 17.443730502219072,
                "professional": false,
                "ui_class": ""
            },
            "description": "1st Swiss Trophy",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 60,
                "name": "Swiss Group",
                "summary": "All swiss players please meet here!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 126,
                "icon": "https://user-uploads.online-go.com/11c2c5d4c53413bc4a074bdc6b1f958b-64.png"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2014-12-10T06:28:19.197781Z",
            "ended": "2015-01-23T16:19:18.177858Z",
            "start_waiting": "2014-12-10T06:28:18.530865Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/11c2c5d4c53413bc4a074bdc6b1f958b-15.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 58723,
            "name": "1st Test tournament",
            "director": {
                "id": 516434,
                "username": "komiks",
                "country": "ph",
                "icon": "https://secure.gravatar.com/avatar/d511babe68649bcf24c1eb4a17d49c33?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1201.7141544608708,
                        "deviation": 83.60172971679465,
                        "volatility": 0.059990494759092246
                    }
                },
                "ranking": 19.17065426933123,
                "professional": false,
                "ui_class": ""
            },
            "description": "A test of making a tournament. Friendly competition.",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 73,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 1200,
                "period_time": 60,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 2947,
                "name": "Go Pinas! Go Federation of the Philippines",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 81,
                "icon": "https://user-uploads.online-go.com/e6b4bad27ab6ab8c5a46e964ceef3bdc-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-04-09T13:00:00Z",
            "players_start": 8,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-04-09T12:59:36.268250Z",
            "ended": "2020-04-09T16:24:23.113341Z",
            "start_waiting": "2020-04-09T12:59:35.014096Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/e6b4bad27ab6ab8c5a46e964ceef3bdc-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 31061,
            "name": "1st Tournament 13x13",
            "director": {
                "id": 460488,
                "username": "CJBGO",
                "country": "150",
                "icon": "https://user-uploads.online-go.com/07a5e659a4223668034b1175b52eb04f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1096.8609291914818,
                        "deviation": 63.848964743441854,
                        "volatility": 0.05983730710418397
                    }
                },
                "ranking": 17.057137977918046,
                "professional": false,
                "ui_class": ""
            },
            "description": "Hello fellow people, would you can't to start a small/short tournament...?",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "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": 1814,
                "name": "University of York Go Society",
                "summary": "University of York (UK) Go Society",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 30,
                "icon": "https://user-uploads.online-go.com/acf03417e40cfdfd51fc47278d423a4c-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2017-10-13T14:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2017-10-13T15:47:14.236141Z",
            "ended": "2018-06-07T09:26:10.012210Z",
            "start_waiting": "2017-10-13T15:47:13.904817Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/acf03417e40cfdfd51fc47278d423a4c-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 95641,
            "name": "1st Trying for SDK, fast round robin",
            "director": {
                "id": 886972,
                "username": "Babbo Bruno",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/3a86884a3c89d9e4d9b53b217b0675cf-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1064.3739376473445,
                        "deviation": 64.775303176373,
                        "volatility": 0.059796822885656235
                    }
                },
                "ranking": 16.36111875528053,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "You must make an average of 3 moves per day.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 31680,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 28800,
                "initial_time": 259200,
                "max_time": 345600
            },
            "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": 822,
                "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2022-10-15T20:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 17,
            "max_ranking": 21,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-10-15T20:00:23.655402Z",
            "ended": "2022-12-03T02:30:14.643599Z",
            "start_waiting": "2022-10-15T20:00:23.509454Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 117390,
            "name": "1st WB-Honinbo Title Tournament 2024",
            "director": {
                "id": 1051076,
                "username": "Qwentum",
                "country": "ru",
                "icon": "https://user-uploads.online-go.com/ec85d2c66ad78a73ad60a339509b683b-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1560.6240351253841,
                        "deviation": 66.68828499814715,
                        "volatility": 0.05969253378521787
                    }
                },
                "ranking": 25.220600361179837,
                "professional": false,
                "ui_class": ""
            },
            "description": "1st WB-Honinbo Title Tournament 2024",
            "schedule": null,
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 88451,
            "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": false,
            "group": {
                "id": 10103,
                "name": "World battles",
                "summary": "World tournament s",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 50,
                "icon": "https://user-uploads.online-go.com/82ea34b6c5f487db027b73c2d1b9e9ca-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-07-01T00:00:00Z",
            "players_start": 20,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-07-01T00:01:07.554213Z",
            "ended": null,
            "start_waiting": "2024-07-01T00:00:59.399522Z",
            "board_size": 19,
            "active_round": 2,
            "icon": "https://user-uploads.online-go.com/82ea34b6c5f487db027b73c2d1b9e9ca-15.png",
            "player_count": 103,
            "ranked": true
        },
        {
            "id": 123034,
            "name": "1st WB-Meijin Title Tournament 2024-2025",
            "director": {
                "id": 1051076,
                "username": "Qwentum",
                "country": "ru",
                "icon": "https://user-uploads.online-go.com/ec85d2c66ad78a73ad60a339509b683b-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1560.6240351253841,
                        "deviation": 66.68828499814715,
                        "volatility": 0.05969253378521787
                    }
                },
                "ranking": 25.220600361179837,
                "professional": false,
                "ui_class": ""
            },
            "description": "1st WB-Meijin Title Tournament 2024-2025",
            "schedule": null,
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 88451,
            "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": false,
            "group": {
                "id": 10103,
                "name": "World battles",
                "summary": "World tournament s",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 50,
                "icon": "https://user-uploads.online-go.com/82ea34b6c5f487db027b73c2d1b9e9ca-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-12-30T11:00:00Z",
            "players_start": 100,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-12-29T22:05:14.388813Z",
            "ended": null,
            "start_waiting": "2024-12-29T22:05:02.552287Z",
            "board_size": 19,
            "active_round": 2,
            "icon": "https://user-uploads.online-go.com/82ea34b6c5f487db027b73c2d1b9e9ca-15.png",
            "player_count": 139,
            "ranked": true
        },
        {
            "id": 63738,
            "name": "1st Wednsday live 19x19 weekly tournament",
            "director": {
                "id": 739236,
                "username": "Anorak_",
                "country": "kz",
                "icon": "https://user-uploads.online-go.com/9c678487fe92dce0d985cd44dc012213-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 893.7277695840772,
                        "deviation": 67.43938846808102,
                        "volatility": 0.06005987068570491
                    }
                },
                "ranking": 12.315868475723217,
                "professional": false,
                "ui_class": ""
            },
            "description": "I will take it upon myself to create a weekly live tournament so that we have an open tournament at all times. if you want to change the day it happens or the time it happens, please send me a private message and I will ask everyone in the main chat and wether it changes or not will be decided by popular vote.",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "aga",
            "time_per_move": 80,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 1800,
                "period_time": 60,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 4456,
                "name": "Our Go House",
                "summary": "Hello this is Our Go House šŸ”°šŸ”°\nšŸ˜ƒšŸ™ƒšŸ˜ŠšŸ‘‹ YEET",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 160,
                "icon": "https://user-uploads.online-go.com/bf53577eefa2af10bcf48655c23a2b4a-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-08-05T22:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2020-08-05T22:00:27.234496Z",
            "ended": "2020-08-06T00:08:53.661930Z",
            "start_waiting": "2020-08-05T22:00:26.892918Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/bf53577eefa2af10bcf48655c23a2b4a-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 17656,
            "name": "1st Weekly Vanilla cup",
            "director": {
                "id": 313632,
                "username": "AtariTime",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/86c18b2d06178a83c364e700a68a7179-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1025.6217318681754,
                        "deviation": 61.71658235558162,
                        "volatility": 0.06005974607211303
                    }
                },
                "ranking": 15.502536695610152,
                "professional": false,
                "ui_class": ""
            },
            "description": "A beginner-friendly weekly tournament.\nRestricted to non-provisional players, level under 20kyu.\nFor fake-beginners: If you're not a beginner, try other tournaments according to your real skills instead (it would be more fair, no pain no gain!).\nGood luck to all players!",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 36,
            "time_control_parameters": {
                "time_control": "byoyomi",
                "period_time": 30,
                "main_time": 600,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 1118,
                "name": "The Vanilla Cups",
                "summary": "For beginner players (25k-20k): tournaments, strategies & tips, friendly matches...",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 46,
                "icon": "https://user-uploads.online-go.com/6045359e14a7f4da55c9df5bdd94b41c-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2016-05-26T12:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 10,
            "analysis_enabled": false,
            "exclusivity": "invite",
            "started": "2016-05-26T12:00:54.452560Z",
            "ended": "2016-05-26T13:09:28.324170Z",
            "start_waiting": "2016-05-26T12:00:54.263605Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6045359e14a7f4da55c9df5bdd94b41c-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 88178,
            "name": "1st World Olympic Go-Blitz",
            "director": {
                "id": 1139241,
                "username": "Zakupshik",
                "country": "mg",
                "icon": "https://secure.gravatar.com/avatar/b13048c0595b8e9bb271f4ceca550af1?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1527.9275715183346,
                        "deviation": 133.2832416707999,
                        "volatility": 0.06000974818595918
                    }
                },
                "ranking": 24.730434414745698,
                "professional": false,
                "ui_class": ""
            },
            "description": "1st World Olympic Go-Blitz",
            "schedule": null,
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 175680,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 259200,
                "period_time": 172800,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 10103,
                "name": "World battles",
                "summary": "World tournament s",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 50,
                "icon": "https://user-uploads.online-go.com/82ea34b6c5f487db027b73c2d1b9e9ca-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-04-11T23:00:00Z",
            "players_start": 40,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-04-12T03:07:38.545673Z",
            "ended": "2023-03-11T03:44:02.566601Z",
            "start_waiting": "2022-04-12T03:07:38.153594Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/82ea34b6c5f487db027b73c2d1b9e9ca-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 132767,
            "name": "1st Yeonwoo-Pro Open",
            "director": {
                "id": 661209,
                "username": "GomezAlvaEs",
                "country": "es",
                "icon": "https://user-uploads.online-go.com/f14d8df8aa0df41e539d7c00d9640806-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1191.4291888125815,
                        "deviation": 66.40775072696641,
                        "volatility": 0.059953107510029906
                    }
                },
                "ranking": 18.971670433840064,
                "professional": false,
                "ui_class": ""
            },
            "description": "Celebrating the comeback to this group activities, we welcome the 1st Yeonwoo-Pro Open.\n\nPlease join and enjoy :D",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 42,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 1500,
                "period_time": 30,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 8313,
                "name": "Yeonwoo-pro Official Fan Club",
                "summary": "Korean baduk professional Yeonwoo fan club.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 136,
                "icon": "https://user-uploads.online-go.com/fbad9076f90747ac145923b496b6022a-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2025-09-25T19:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2025-09-27T07:27:28.782538Z",
            "ended": "2025-09-27T08:20:54.136239Z",
            "start_waiting": "2025-09-27T07:27:28.698525Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/fbad9076f90747ac145923b496b6022a-15.png",
            "player_count": 4,
            "ranked": true
        }
    ]
}