List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=max_ranking&page=4708
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59375,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=4709",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=4707",
    "results": [
        {
            "id": 63691,
            "name": "Play with bot 10 9x9",
            "director": {
                "id": 798997,
                "username": "noob_bot",
                "country": "_Pirate",
                "icon": "https://user-uploads.online-go.com/c0482108c2d871387c75860f532c7f8c-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1480.9827446575082,
                        "deviation": 59.55284903897881,
                        "volatility": 0.05550360745837439
                    }
                },
                "ranking": 24.008006145776243,
                "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": 884,
                "icon": "https://user-uploads.online-go.com/d3277278f721d0b587ac5dcb628ac2d1-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-08-01T00:00:00Z",
            "players_start": 6,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-08-01T00:00:17.007583Z",
            "ended": "2020-08-03T15:05:33.272628Z",
            "start_waiting": "2020-08-01T00:00:16.572547Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/d3277278f721d0b587ac5dcb628ac2d1-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 76885,
            "name": "Dan Challenger 2022",
            "director": {
                "id": 281554,
                "username": "trung5000",
                "country": "_DOOP",
                "icon": "https://user-uploads.online-go.com/bbd482f273f613d97a246c2d297b822c-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1782.5119955608272,
                        "deviation": 63.412551245829505,
                        "volatility": 0.059922026750341334
                    }
                },
                "ranking": 28.298111336831482,
                "professional": false,
                "ui_class": ""
            },
            "description": "Along with Beat the Kyu be a Dan, this series is intended for active Dan players on OGS. \n\nQuick rules\n\nNo pausing/vacation (I reserve the right to disqualify anyone who delay everyone progress).\n\nNo AI support.\n\nNo provisional accounts ( there is no point of sandbagging here, since we do not limit strength).\n\nYou can invite any Dan friend to join, more player more fun. Strong sdk player willing to join can pm me for invitation.\n\nEnjoy!",
            "schedule": null,
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 46080,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 43200,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 7685,
                "name": "24HGO_OGS",
                "summary": "<audio src=\"/music/good_enough.mp3\" controls>\t\n<p>Fallback content goes here.</p>\n</audio>",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 86,
                "icon": "https://user-uploads.online-go.com/605421e94b90e6e3b22ec09b80180283-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-12-31T19:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 29,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-12-31T19:00:02.191254Z",
            "ended": "2024-07-23T09:22:50.987626Z",
            "start_waiting": "2021-12-31T19:00:00.916875Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/605421e94b90e6e3b22ec09b80180283-15.png",
            "player_count": 17,
            "ranked": true
        },
        {
            "id": 100364,
            "name": "Weekly 13x13 Games 2023-02-24",
            "director": {
                "id": 741522,
                "username": "wolfmeister",
                "country": "_United_Federation_of_Planets",
                "icon": "https://secure.gravatar.com/avatar/c86451e4f5aaface6118117b8b91597b?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1209.6169056480942,
                        "deviation": 65.52079638031556,
                        "volatility": 0.06013235595814508
                    }
                },
                "ranking": 19.32239564406787,
                "professional": false,
                "ui_class": ""
            },
            "description": "%%%%%%%%%%%%%%%%%%%%%%%%\n\n!!!LIVE GAME APPOINTMENTS ARE NOT SCHEDULED AUTOMATICALLY!!!\n\nONCE TOURNAMENT STARTS:\n\nCOME BACK HERE TO FIND YOUR ASSIGNED OPPONENT ARRANGE A >30min VIDEO CONFERENCE WITH YOUR OPPONENT FINISH YOUR GAME WITHIN ONE WEEK, TO PREVENT BLOCKING THE TOURNAMENT. EACH MONDAY, SCHEDULE YOUR NEXT MATCH VIDEO CONFERENCE.\n\n%%%%%%%%%%%%%%%%%%%%%%%%",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 30675,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "total_time": 1814400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 6518,
                "name": "Madison Google Go",
                "summary": "Nominally a social league for the MSN site, but friendly, casual players from other sites welcome.  Make sure to join the Hangouts room, go-msn@ group for announcements!  Please send an *INTERNAL* email to the organizers to join.  We don't always notice OG",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 18,
                "icon": "https://user-uploads.online-go.com/58487116e0e161b5d171c5b31268b059-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-02-24T19:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2023-02-24T19:00:58.883083Z",
            "ended": "2023-06-26T19:49:07.084141Z",
            "start_waiting": "2023-02-24T19:00:58.700187Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/58487116e0e161b5d171c5b31268b059-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 77387,
            "name": "SCPS4C17",
            "director": {
                "id": 1023174,
                "username": "SCPS4C00",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/7ad0d711f20c408309c744e11635d0fd?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1500,
                        "deviation": 350,
                        "volatility": 0.06
                    }
                },
                "ranking": 24.303382182144386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "hello",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "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": 9647,
                "name": "SCPS4C",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 19,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2021-07-12T04:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-07-12T03:18:48.428574Z",
            "ended": "2021-07-17T13:00:49.851472Z",
            "start_waiting": "2021-07-12T03:18:48.243611Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 103700,
            "name": "1 -> 郭在田 2 -> 楊興宇",
            "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": "1 -> 郭在田\n2 -> 楊興宇",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 32,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 1500,
                "period_time": 20,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 6399,
                "name": "傳碁 B班",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 53,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2023-05-27T09:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2023-05-27T08:37:38.696756Z",
            "ended": "2023-05-27T09:38:51.103880Z",
            "start_waiting": "2023-05-27T08:37:38.617167Z",
            "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": 36797,
            "name": "Fast Correspondence – May 2018 (B)",
            "director": {
                "id": 784,
                "username": "mlopezviedma",
                "country": "ar",
                "icon": "https://user-uploads.online-go.com/3e911828e4e25e61f8faede9d9277323-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1536.4381320641062,
                        "deviation": 62.14012379341324,
                        "volatility": 0.05973603494346066
                    }
                },
                "ranking": 24.85902218934289,
                "professional": false,
                "ui_class": "supporter moderator"
            },
            "description": "Correspondence but fast paced tournament.\n\n**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).**",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 30720,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": false,
                "time_control": "fischer",
                "initial_time": 172800,
                "max_time": 172800,
                "time_increment": 28800,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": false,
            "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": false,
            "time_start": "2018-05-06T01:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2018-05-06T01:00:06.931510Z",
            "ended": "2018-06-20T11:28:39.961676Z",
            "start_waiting": "2018-05-06T01:00:01.800075Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 119895,
            "name": "9x9 Open D.E. Cup #147",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1378.8621286869252,
                        "deviation": 66.61260604697289,
                        "volatility": 0.060203637791238884
                    }
                },
                "ranking": 22.354001857791825,
                "professional": false,
                "ui_class": ""
            },
            "description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/10842",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 95543,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 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": 698,
                "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2024-09-15T19:00:00Z",
            "players_start": 8,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-09-10T17:42:46.939749Z",
            "ended": "2024-12-16T16:24:01.805329Z",
            "start_waiting": "2024-09-10T17:42:46.765743Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 117112,
            "name": "19x19go chess competition",
            "director": {
                "id": 1562171,
                "username": "nicer4",
                "country": "hk",
                "icon": "https://user-uploads.online-go.com/d513f0d31fdeb86f7247b3f13aefaa13-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 749.6124009725932,
                        "deviation": 63.534688574357425,
                        "volatility": 0.060075177808117254
                    }
                },
                "ranking": 8.245057969675429,
                "professional": false,
                "ui_class": ""
            },
            "description": "19x19go chess competition",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 88451,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 3,
                "name": "OGS",
                "summary": "An open group for folks' who like OGS!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 1779,
                "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-07-01T09:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-09-07T18:30:29.582570Z",
            "ended": "2025-03-16T05:41:52.002260Z",
            "start_waiting": "2024-09-07T18:30:29.496234Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 89347,
            "name": "Bots vs Humans 202205201600",
            "director": {
                "id": 1031342,
                "username": "NewHand_Bot",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/231a943c0a9781902371549b12a05456?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1975.6918383935774,
                        "deviation": 67.62205433700483,
                        "volatility": 0.06021274884977886
                    }
                },
                "ranking": 30.680131328159977,
                "professional": false,
                "ui_class": "bot"
            },
            "description": "This tournament allows Bot accounts to participate.\n\nPlayers of any rank are welcome.\n\nNo pause on weekends.",
            "schedule": null,
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 21120,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 14400,
                "initial_time": 604800,
                "max_time": 2419200
            },
            "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": 884,
                "icon": "https://user-uploads.online-go.com/d3277278f721d0b587ac5dcb628ac2d1-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-05-20T08:00:00Z",
            "players_start": 5,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-05-20T08:00:46.196470Z",
            "ended": "2023-05-14T17:00:45.264635Z",
            "start_waiting": "2022-05-20T08:00:45.606724Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/d3277278f721d0b587ac5dcb628ac2d1-15.png",
            "player_count": 14,
            "ranked": true
        },
        {
            "id": 85773,
            "name": "🦊 Just use your brain 2022 🦧🌞",
            "director": {
                "id": 629701,
                "username": "Sipjin",
                "country": "eu",
                "icon": "https://user-uploads.online-go.com/5d60113dc259ac2f8bd5d6e440632725-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1451.539192197902,
                        "deviation": 63.76119488507063,
                        "volatility": 0.0598112672819788
                    }
                },
                "ranking": 23.543122226852468,
                "professional": false,
                "ui_class": ""
            },
            "description": "Have fun! \nNo conditional moves or analysis during the game. Just the players and their skillset. \n\nFeel free to give tips to your partner after the game.\nThat's how we can improve :)\n\nPlease no bots.",
            "schedule": null,
            "title": null,
            "tournament_type": "s_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": 259200
            },
            "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": 17903,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-03-04T18:00:00Z",
            "players_start": 30,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2022-03-04T18:00:48.692400Z",
            "ended": "2023-08-31T04:14:47.795756Z",
            "start_waiting": "2022-03-04T18:00:45.947425Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 60,
            "ranked": true
        }
    ]
}