List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-auto_start_on_max&page=179
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 60024,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-auto_start_on_max&page=180",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-auto_start_on_max&page=178",
    "results": [
        {
            "id": 73710,
            "name": "馬彥彬\t李子霆 c",
            "director": {
                "id": 649834,
                "username": "pr_int_潘sir",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/1ae527e76de4ea4c5bf0841b90eb6853-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1594.9813544651397,
                        "deviation": 78.53734782389515,
                        "volatility": 0.06001769212437913
                    }
                },
                "ranking": 25.72472129846042,
                "professional": false,
                "ui_class": ""
            },
            "description": "馬彥彬\t李子霆 c",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 36,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 30,
                "initial_time": 600,
                "max_time": 600
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 7531,
                "name": "傳碁 C班",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 87,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2021-04-10T04:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2021-04-10T04:00:05.153738Z",
            "ended": "2021-04-10T04:35:53.383188Z",
            "start_waiting": "2021-04-10T04:00:05.069879Z",
            "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": 129481,
            "name": "happy day 🎆",
            "director": {
                "id": 1306771,
                "username": "Xuan Qi",
                "country": "my",
                "icon": "https://secure.gravatar.com/avatar/2ce9fd662ca79b98f97b7c838d49dbd4?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 678.2698678054736,
                        "deviation": 77.20071541668618,
                        "volatility": 0.06042486848751431
                    }
                },
                "ranking": 5.9298026162877395,
                "professional": false,
                "ui_class": ""
            },
            "description": "Tournament is today.",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 2419200,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "per_move": 2419200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 11648,
                "name": "25k-12k Lv",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 15,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2025-06-15T11:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-06-27T15:13:29.407376Z",
            "ended": "2025-09-06T02:56:16.157888Z",
            "start_waiting": "2025-06-27T15:13:29.361353Z",
            "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": 17274,
            "name": "Let's Go",
            "director": {
                "id": 179021,
                "username": "Kindred Reuel",
                "country": "_GoT_Targaryen",
                "icon": "https://user-uploads.online-go.com/b48e6332c751ad55671c3dc8d538fd4a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1237.1126841369787,
                        "deviation": 65.27390607527538,
                        "volatility": 0.060021603827731286
                    }
                },
                "ranking": 19.842726188019142,
                "professional": false,
                "ui_class": ""
            },
            "description": "9x9 fun turny",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 60,
            "time_control_parameters": {
                "time_control": "simple",
                "per_move": 60
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 234,
                "name": "9x9",
                "summary": "For players who like 9x9.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 93,
                "icon": "https://user-uploads.online-go.com/fed066e0bcb07b3e75c45e4ba0d9bc5e-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2016-06-01T03:01:00Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 30,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2016-05-21T14:02:42.881171Z",
            "ended": "2016-05-21T14:12:23.460170Z",
            "start_waiting": "2016-05-21T14:02:42.759971Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/fed066e0bcb07b3e75c45e4ba0d9bc5e-15.png",
            "player_count": 20,
            "ranked": true
        },
        {
            "id": 126281,
            "name": "Servus Oida Open Tournament #12",
            "director": {
                "id": 1285178,
                "username": "VikingKoala",
                "country": "eu",
                "icon": "https://user-uploads.online-go.com/aa9209bd96e427a6ff7e102b893f9af0-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1065.7314765063757,
                        "deviation": 65.89681054677976,
                        "volatility": 0.05970339137527326
                    }
                },
                "ranking": 16.390626242217657,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "McMahon Kyu Player Tournament",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 91187,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 604800,
                "period_time": 86400,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 5720,
                "name": "Outside Go7",
                "summary": "Die Gruppe für alle, die sonst im Go7 spielen.",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 48,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2025-05-04T08:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 15,
            "max_ranking": 29,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-05-04T08:00:49.821928Z",
            "ended": "2025-09-18T21:16:38.759934Z",
            "start_waiting": "2025-05-04T08:00:49.685442Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 97984,
            "name": "錢尚鋒 郭朗昇",
            "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": "錢尚鋒 郭朗昇",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 35,
            "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": 7531,
                "name": "傳碁 C班",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 87,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2022-12-18T03:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2022-12-18T02:46:54.317353Z",
            "ended": "2022-12-18T03:11:40.343814Z",
            "start_waiting": "2022-12-18T02:46:54.256088Z",
            "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": 129480,
            "name": "happy day 🎆",
            "director": {
                "id": 1306771,
                "username": "Xuan Qi",
                "country": "my",
                "icon": "https://secure.gravatar.com/avatar/2ce9fd662ca79b98f97b7c838d49dbd4?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 678.2698678054736,
                        "deviation": 77.20071541668618,
                        "volatility": 0.06042486848751431
                    }
                },
                "ranking": 5.9298026162877395,
                "professional": false,
                "ui_class": ""
            },
            "description": "Tournament is today.",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 2419200,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "per_move": 2419200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 11648,
                "name": "25k-12k Lv",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 15,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2025-06-15T10:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-06-27T15:13:29.356349Z",
            "ended": "2025-09-19T11:41:35.110873Z",
            "start_waiting": "2025-06-27T15:13:29.303401Z",
            "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": 50502,
            "name": "Training Ground Class 5 August 2019",
            "director": {
                "id": 87790,
                "username": "WiseBear",
                "country": "ru",
                "icon": "https://user-uploads.online-go.com/87e96797186d0c4042434c29195d8f12-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1104.0021061102002,
                        "deviation": 62.08308547890164,
                        "volatility": 0.06028822213904829
                    }
                },
                "ranking": 17.207368885691388,
                "professional": false,
                "ui_class": ""
            },
            "description": "If you want to be stronger, then you should often play with those who are a little stronger than you. Training Grounds tournaments provide you with this opportunity.",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "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": 3516,
                "name": "Game Of Stones",
                "summary": "This group is no longer operated.",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 143,
                "icon": "https://user-uploads.online-go.com/439f945317b077e50df083e0d0f09ce5-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2019-08-29T01:00:00Z",
            "players_start": 6,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 16,
            "max_ranking": 25,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2019-08-29T12:02:34.407635Z",
            "ended": "2020-01-04T19:58:15.687513Z",
            "start_waiting": "2019-08-29T12:02:33.912256Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/439f945317b077e50df083e0d0f09ce5-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 129905,
            "name": "9x9 Mini League 10k-25k #311",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1306.9237426171958,
                        "deviation": 70.6250922174681,
                        "volatility": 0.06022005846422356
                    }
                },
                "ranking": 21.113566356963826,
                "professional": false,
                "ui_class": ""
            },
            "description": "Special league for players between 25kyu and 10kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "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": 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": 708,
                "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2025-06-29T19:05:00Z",
            "players_start": 5,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-06-29T07:41:05.766671Z",
            "ended": "2025-07-11T16:32:53.748558Z",
            "start_waiting": "2025-06-29T07:41:05.626339Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 87304,
            "name": "9x9 Mini League 10k-25k #27",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1306.9237426171958,
                        "deviation": 70.6250922174681,
                        "volatility": 0.06022005846422356
                    }
                },
                "ranking": 21.113566356963826,
                "professional": false,
                "ui_class": ""
            },
            "description": "Special league for players between 25kyu and 10kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "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": 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": 708,
                "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2022-03-20T21:05:00Z",
            "players_start": 5,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-03-18T09:23:24.794081Z",
            "ended": "2022-03-27T01:27:44.696496Z",
            "start_waiting": "2022-03-18T09:23:24.648233Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 129662,
            "name": "9x9 Mini League 5k-15k #130",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1306.9237426171958,
                        "deviation": 70.6250922174681,
                        "volatility": 0.06022005846422356
                    }
                },
                "ranking": 21.113566356963826,
                "professional": false,
                "ui_class": ""
            },
            "description": "Special league for players between 15kyu and 5kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "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": 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": 708,
                "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2025-06-29T19:00:00Z",
            "players_start": 5,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 15,
            "max_ranking": 25,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-06-28T00:21:13.059811Z",
            "ended": "2025-07-31T08:30:22.066558Z",
            "start_waiting": "2025-06-28T00:21:12.913608Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
            "player_count": 5,
            "ranked": true
        }
    ]
}