List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=rules&page=351
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 60195,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=rules&page=352",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=rules&page=350",
    "results": [
        {
            "id": 117485,
            "name": "19x19 Correspondence Double Elimination",
            "director": {
                "id": 921893,
                "username": "nikila",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/052ccd566373074bd5d5bdc87778f37b?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1601.2919263122153,
                        "deviation": 66.52017130138233,
                        "volatility": 0.06017707086875492
                    }
                },
                "ranking": 25.816133962678784,
                "professional": false,
                "ui_class": ""
            },
            "description": "19x19 correspondence double elimination",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 88451,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 14384,
                "name": "nikila",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 5,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2024-06-28T10:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-06-28T10:00:15.966551Z",
            "ended": "2024-12-19T01:10:02.321165Z",
            "start_waiting": "2024-06-28T10:00:15.877424Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 73972,
            "name": "Mingren Main 2017 Title Match - Board 3",
            "director": {
                "id": 199065,
                "username": "Kuksu League",
                "country": "_United_Federation_of_Planets",
                "icon": "https://secure.gravatar.com/avatar/068ce77b41c5451811b692b8280d0f68?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1500.0,
                        "deviation": 350.0,
                        "volatility": 0.06
                    }
                },
                "ranking": 24.303382182144386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "<!-- \nMingren Main 2017 Title Match - Board 1\n-->\n\nTitle Holder: \n<a style=\"color:deepskyblue\" href='https://online-go.com/user/view/28520/'>yopology [Mingren] x1</a>\n\n<table style=\"text-align:center;empty-cells:hide;table-layout:fixed;border:1px solid\">\n<tr>\n\t<td style=\"text-align:center\"><b>Edition</b></td>\n\t<td style=\"text-align:center\"><b>Title</b></td>\n\t<td style=\"text-align:center\"><b>Class</b></td>\n\t<td style=\"text-align:center\"><b>Year</b></td>\n\t<td style=\"text-align:center\"><b>Player 1</b></td>\n\t<td style=\"text-align:center\"><b>Player 2</b></td>\n\t<td></td>\n\t<td></td>\n\t<td><b>Matches</b></td>\n\t<td></td>\n\t<td></td>\n</tr>\n<tr>\n\t<td>11th</td>\n\t<td style=\"color:deepskyblue\">Mingren</td>\n\t<td>Main</td>\n\t<td>2017</td>\n\t<td><a style=\"color:deepskyblue\" href='https://online-go.com/player/28520/yopology'>yopology [Mingren]</a></td>\n\t<td><a href='https://online-go.com/player/418737/Puffin888'>Puffin888 [6d]</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/game/view/33264181'>Board 1</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/game/view/33290307'>Board 2</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/73972'>Board 3</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/73973'>Board 4</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/73974'>Board 5</a></td>\n</tr>\n</table>\n\nTitle Tournament: <a href='https://online-go.com/tournament/30642'>Mingren Main Title Tournament 2017</a>\n\nNote:\n- Bots and use of AI are prohibited in this tournament and violators will be disqualified.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 93120,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 86400,
                "initial_time": 604800,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 515,
                "name": "OGS Title Tournaments",
                "summary": "Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 2995,
                "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-04-28T22:15:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2021-04-28T22:15:12.731245Z",
            "ended": "2021-04-29T11:21:58.417438Z",
            "start_waiting": "2021-04-28T22:15:12.629351Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 66278,
            "name": "tournament",
            "director": {
                "id": 769861,
                "username": "rainncat",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/63b1a39787f99d6149e4e1cb7cc755f5-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 975.0308630931373,
                        "deviation": 65.62894696966373,
                        "volatility": 0.060026784983209604
                    }
                },
                "ranking": 14.331490463627786,
                "professional": false,
                "ui_class": ""
            },
            "description": "have fun!",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 262080,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 259200,
                "initial_time": 259200,
                "max_time": 864000
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 6843,
                "name": "bunny and squirrel",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 17,
                "icon": "https://user-uploads.online-go.com/4fbbe44d15fe786fd4c4d0d540f0ee05-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-10-08T20:00:00Z",
            "players_start": 5,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 15,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-10-08T20:00:04.587334Z",
            "ended": "2021-11-14T20:02:00.642791Z",
            "start_waiting": "2020-10-08T20:00:03.829821Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/4fbbe44d15fe786fd4c4d0d540f0ee05-15.png",
            "player_count": 16,
            "ranked": true
        },
        {
            "id": 86825,
            "name": "Tianyuan Nines 2019 Title Match - Board 3",
            "director": {
                "id": 40318,
                "username": "gamesorry",
                "country": "cn",
                "icon": "https://secure.gravatar.com/avatar/801cba34b77e0105326c402cc482cb09?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1975.9676335815052,
                        "deviation": 67.56741984880934,
                        "volatility": 0.0601620344250661
                    }
                },
                "ranking": 30.683362709131018,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "<!-- \nTianyuan Nines 2019 Title Match - Board 1\n-->\n\nTitle Holder: \n<a style=\"color:yellow\" href='https://online-go.com/user/view/43936/'>Sadaharu [Nines Mingren] x1</a>\n\n<table style=\"text-align:center;empty-cells:hide;table-layout:fixed;border:1px solid\">\n<tr>\n\t<td style=\"text-align:center\"><b>Edition</b></td>\n\t<td style=\"text-align:center\"><b>Title</b></td>\n\t<td style=\"text-align:center\"><b>Class</b></td>\n\t<td style=\"text-align:center\"><b>Year</b></td>\n\t<td style=\"text-align:center\"><b>Player 1</b></td>\n\t<td style=\"text-align:center\"><b>Player 2</b></td>\n\t<td></td>\n\t<td></td>\n\t<td><b>Matches</b></td>\n\t<td></td>\n\t<td></td>\n</tr>\n<tr>\n\t<td>13th</td>\n\t<td style=\"color:yellow\">Tianyuan</td>\n\t<td>Nines</td>\n\t<td>2019</td>\n\t<td><a style=\"color:yellow\" href='https://online-go.com/player/43936/Sadaharu'>Sadaharu [Nines Mingren]</a></td>\n\t<td><a href='https://online-go.com/player/1039/'>joachim [2d]</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/game/view/42072938'>Board 1</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/game/view/42241064'>Board 2</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/86825'>Board 3</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/86826'>Board 4</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/86827'>Board 5</a></td>\n</tr>\n</table>\n\n<!-- <td><a style=\"color:skyblue\" href='https://online-go.com/game/view/28565287'>Board 1</a></td> -->\n<!-- <td><a style=\"color:skyblue\" href='https://online-go.com/game/view/28565315'>Board 2</a></td> -->\n<!-- <td><a style=\"color:skyblue\" href='https://online-go.com/game/view/28565331'>Board 3</a></td> -->\n<!-- <td><a style=\"color:skyblue\" href='https://online-go.com/game/view/28565345'>Board 4</a></td> -->\n<!-- <td><a style=\"color:skyblue\" href='https://online-go.com/game/view/28565364'>Board 5</a></td> -->\n\nTitle Tournament: <a style=\"color:yellow\" href='https://online-go.com/tournament/50552'>Tianyuan Nines Title Tournament 2019</a>\n\nNote:\n- Bots and use of AI are prohibited in this tournament and violators will be disqualified.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 93120,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 86400,
                "initial_time": 604800,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 515,
                "name": "OGS Title Tournaments",
                "summary": "Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 2995,
                "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-03-22T08:01:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2022-03-22T08:01:11.322106Z",
            "ended": "2022-06-04T08:57:52.812055Z",
            "start_waiting": "2022-03-22T08:01:11.267994Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 73973,
            "name": "Mingren Main 2017 Title Match - Board 4",
            "director": {
                "id": 199065,
                "username": "Kuksu League",
                "country": "_United_Federation_of_Planets",
                "icon": "https://secure.gravatar.com/avatar/068ce77b41c5451811b692b8280d0f68?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1500.0,
                        "deviation": 350.0,
                        "volatility": 0.06
                    }
                },
                "ranking": 24.303382182144386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "<!-- \nMingren Main 2017 Title Match - Board 1\n-->\n\nTitle Holder: \n<a style=\"color:deepskyblue\" href='https://online-go.com/user/view/28520/'>yopology [Mingren] x1</a>\n\n<table style=\"text-align:center;empty-cells:hide;table-layout:fixed;border:1px solid\">\n<tr>\n\t<td style=\"text-align:center\"><b>Edition</b></td>\n\t<td style=\"text-align:center\"><b>Title</b></td>\n\t<td style=\"text-align:center\"><b>Class</b></td>\n\t<td style=\"text-align:center\"><b>Year</b></td>\n\t<td style=\"text-align:center\"><b>Player 1</b></td>\n\t<td style=\"text-align:center\"><b>Player 2</b></td>\n\t<td></td>\n\t<td></td>\n\t<td><b>Matches</b></td>\n\t<td></td>\n\t<td></td>\n</tr>\n<tr>\n\t<td>11th</td>\n\t<td style=\"color:deepskyblue\">Mingren</td>\n\t<td>Main</td>\n\t<td>2017</td>\n\t<td><a style=\"color:deepskyblue\" href='https://online-go.com/player/28520/yopology'>yopology [Mingren]</a></td>\n\t<td><a href='https://online-go.com/player/418737/Puffin888'>Puffin888 [6d]</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/game/view/33264181'>Board 1</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/game/view/33290307'>Board 2</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/game/view/33290344'>Board 3</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/73973'>Board 4</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/73974'>Board 5</a></td>\n</tr>\n</table>\n\nTitle Tournament: <a href='https://online-go.com/tournament/30642'>Mingren Main Title Tournament 2017</a>\n\nNote:\n- Bots and use of AI are prohibited in this tournament and violators will be disqualified.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 93120,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 86400,
                "initial_time": 604800,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 515,
                "name": "OGS Title Tournaments",
                "summary": "Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 2995,
                "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-04-28T22:17:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2021-04-28T22:17:12.950456Z",
            "ended": "2021-04-29T11:23:14.051556Z",
            "start_waiting": "2021-04-28T22:17:12.804748Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 59332,
            "name": "23-25k tournament",
            "director": {
                "id": 748408,
                "username": "Sports for Life",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/c6258ee239e8c0c6c2c9f59005725d81-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 774.2935361093267,
                        "deviation": 71.4033398364045,
                        "volatility": 0.059906278529480765
                    }
                },
                "ranking": 8.994996966313037,
                "professional": false,
                "ui_class": ""
            },
            "description": "Please join",
            "schedule": null,
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 87360,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 86400,
                "initial_time": 86400,
                "max_time": 345600
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 4456,
                "name": "Our Go House",
                "summary": "Hello this is Our Go House 🔰🔰\n😃🙃😊👋 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": "2020-04-20T17:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 7,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-04-20T17:00:15.041815Z",
            "ended": "2020-11-25T08:47:36.872261Z",
            "start_waiting": "2020-04-20T17:00:13.517974Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/bf53577eefa2af10bcf48655c23a2b4a-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 63571,
            "name": "TestTest",
            "director": {
                "id": 797566,
                "username": "Averyyuen",
                "country": "hk",
                "icon": "https://user-uploads.online-go.com/35eb3fcb6b2e8a3a87065cbc4c3a73f2-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2006.4223612239534,
                        "deviation": 61.82964527220862,
                        "volatility": 0.06000309820396389
                    }
                },
                "ranking": 31.03744188776932,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "TestTest",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 30,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 60,
                "period_time": 30,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 6293,
                "name": "圍棋廊——《互研網絡圍棋交流團》",
                "summary": "歡迎世界各地有品德的圍棋愛好者!\n我們每週四香港時間晚上8:30-10:00(香港公眾假期除外)定期舉辦圍棋交流活動,歡迎自律及有棋品人士加入,費用全免!\n如有興趣報名請使用OGS訊息留言及留下聯繫電話號碼,謝謝!",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 213,
                "icon": "https://user-uploads.online-go.com/4ef0ee391d2197a2d10cacacedbcee32-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-07-26T16:50:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2020-07-26T16:50:33.872430Z",
            "ended": "2020-07-26T16:54:57.256502Z",
            "start_waiting": "2020-07-26T16:50:33.576975Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/4ef0ee391d2197a2d10cacacedbcee32-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 108625,
            "name": "To each their own ddk #4",
            "director": {
                "id": 1186160,
                "username": "hanzpk",
                "country": "id",
                "icon": "https://secure.gravatar.com/avatar/9245cc93e872b1d6469e9924bdfc1000?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1103.3210292313815,
                        "deviation": 68.09017695564495,
                        "volatility": 0.059986034078333014
                    }
                },
                "ranking": 17.19308286658293,
                "professional": false,
                "ui_class": ""
            },
            "description": "Tired of being laid waste by SDK?",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 88451,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 259200,
                "period_time": 86400,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 12619,
                "name": "Happy Go!!!",
                "summary": "Feel free to join and create tournaments!\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday    \nSingle Elimination tournaments every Thursday\n\nHAPPY",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 75,
                "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-11-01T03:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 19,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-11-01T03:00:12.968967Z",
            "ended": "2025-01-27T06:42:23.629749Z",
            "start_waiting": "2023-11-01T03:00:12.680259Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png",
            "player_count": 24,
            "ranked": true
        },
        {
            "id": 3547,
            "name": "Best open tournament's",
            "director": {
                "id": 117797,
                "username": "Hao",
                "country": "cn",
                "icon": "https://secure.gravatar.com/avatar/2ddc0a2f6b4f5fcab04ccc1b3b1d2a13?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1633.9256081566064,
                        "deviation": 68.34269329834888,
                        "volatility": 0.060003449667971685
                    }
                },
                "ranking": 26.283178512655773,
                "professional": false,
                "ui_class": ""
            },
            "description": "For people that's open minded",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 13440,
            "time_control_parameters": {
                "total_time": 1209600,
                "time_control": "absolute"
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 9,
                "name": "Русская группа",
                "summary": "Интересные, призовые турниры.",
                "require_invitation": true,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 1962,
                "icon": "https://user-uploads.online-go.com/fd8ca9680500359b55b5bc1196226b5f-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2014-12-22T08:02:00Z",
            "players_start": 3,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2014-12-22T08:02:30.324189Z",
            "ended": "2015-04-02T01:57:02.593735Z",
            "start_waiting": null,
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/fd8ca9680500359b55b5bc1196226b5f-15.png",
            "player_count": 3,
            "ranked": true
        },
        {
            "id": 19947,
            "name": "SUSTC统计机器学习预赛",
            "director": {
                "id": 354308,
                "username": "ssdxshcx",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/9f712ee2a5c6c74ed62eb9e02a2fe538?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1958.7962743888888,
                        "deviation": 162.39361139211942,
                        "volatility": 0.05999243871894887
                    }
                },
                "ranking": 30.481307643997052,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "SUSTC统计机器学习预赛",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 0,
            "time_control_parameters": {
                "time_control": "none"
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 1247,
                "name": "SUSTC-统计机器学习-预赛",
                "summary": "SUSTC",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 12,
                "icon": "https://user-uploads.online-go.com/3bf5808a146a72fd6f0f5dc1e50f0491-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2016-08-19T03:05:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "slide",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2016-08-19T03:01:14.337579Z",
            "ended": "2016-08-19T03:25:38.951668Z",
            "start_waiting": "2016-08-19T03:01:09.999299Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/3bf5808a146a72fd6f0f5dc1e50f0491-15.png",
            "player_count": 9,
            "ranked": true
        }
    ]
}