Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=max_ranking&page=5529
{ "count": 60024, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=5530", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=5528", "results": [ { "id": 93999, "name": "3 -> 錢尚鋒 4 -> 張溢滇", "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": "3 -> 錢尚鋒\n4 -> 張溢滇", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 36, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 600, "period_time": 30, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 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": "2022-08-28T08:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2022-08-28T07:45:32.273408Z", "ended": "2022-08-28T08:20:22.724860Z", "start_waiting": "2022-08-28T07:45:32.189658Z", "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": 132003, "name": "XI |Circuito Online de GO 2° ETAPA: ESTUDANTES FEMININO 2025", "director": { "id": 1586912, "username": "smecoceudiesp", "country": "un", "icon": "https://secure.gravatar.com/avatar/b1f6a7312ebcfdcb8be63243d4d511cb?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 710.3615547953566, "deviation": 250, "volatility": 0.06 } }, "ranking": 7.000000000000001, "professional": false, "ui_class": "provisional" }, "description": "Evento Oficial da Rede Municipal de Ensino", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 21, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "rapid", "pause_on_weekends": false, "time_increment": 10, "initial_time": 300, "max_time": 300 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6411, "name": "CIRCUITO ONLINE SME-SP", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 479, "icon": "https://user-uploads.online-go.com/e433e136133ddde395dd9e6024a84c90-64.png" }, "auto_start_on_max": false, "time_start": "2025-09-12T22:30:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2025-09-14T16:47:34.463508Z", "ended": "2025-09-14T17:01:55.535555Z", "start_waiting": "2025-09-14T16:47:34.374159Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/e433e136133ddde395dd9e6024a84c90-15.png", "player_count": 4, "ranked": true }, { "id": 60331, "name": "Beşinci deneme turnuvası", "director": { "id": 54877, "username": "igsNomad", "country": "tr", "icon": "https://user-uploads.online-go.com/8117a0351f6a880a1503de571b451082-64.png", "ratings": { "version": 5, "overall": { "rating": 1773.5115207712033, "deviation": 62.40399306377147, "volatility": 0.060046900539849506 } }, "ranking": 28.18092345246585, "professional": false, "ui_class": "" }, "description": "Beşinci deneme turunvası, 4-16 kişi ilk tur fermuar ikinci tur oyuncu gücü üzerinden.", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 23, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 300, "period_time": 20, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 5651, "name": "İGODözelGRUP", "summary": "", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 7, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2020-05-10T13:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2020-05-10T12:53:03.151336Z", "ended": "2020-05-10T14:34:06.138012Z", "start_waiting": "2020-05-10T12:53:02.473311Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 9, "ranked": true }, { "id": 100990, "name": "3 -> 胡曦文 4 -> 王善緯", "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": "3 -> 胡曦文\n4 -> 王善緯", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "chinese", "time_per_move": 29, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 1200, "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": "2023-03-11T09:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2023-03-11T08:37:28.504956Z", "ended": "2023-03-11T09:19:10.115182Z", "start_waiting": "2023-03-11T08:37:28.447914Z", "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": 94257, "name": "4/9 練習賽", "director": { "id": 732914, "username": "Myosu", "country": "hk", "icon": "https://user-uploads.online-go.com/3e8044bfa5bfb2689285ad63b474e524-64.png", "ratings": { "version": 5, "overall": { "rating": 2216.1194440671634, "deviation": 71.86629998446274, "volatility": 0.06019266480191935 } }, "ranking": 33.338654947917895, "professional": false, "ui_class": "" }, "description": "4/9練習棋", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": -1, "rules": "japanese", "time_per_move": 36, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 600, "period_time": 30, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 10046, "name": "Hiroki’s Group", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 4, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2022-09-04T04:00:00Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-09-04T03:26:14.354552Z", "ended": "2022-09-04T04:40:15.851719Z", "start_waiting": "2022-09-04T03:26:14.240345Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 8, "ranked": true }, { "id": 130740, "name": "⚫第1届“君和”杯排位赛⚪", "director": { "id": 1800688, "username": "奋斗星小目", "country": "cn", "icon": "https://user-uploads.online-go.com/82d2effdffa65d18b40b760db822eb83-64.png", "ratings": { "version": 5, "overall": { "rating": 1457.4088715288815, "deviation": 71.1504233242762, "volatility": 0.06005591578955178 } }, "ranking": 23.6365465561652, "professional": false, "ui_class": "" }, "description": "The 1st \"Junhe\" Cup Qualifying Race", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "chinese", "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": 15532, "name": "君和围棋俱乐部(Junhe weiqi club)", "summary": "欢迎大家来到这个快乐的围棋家园，预祝大家的围棋不断进步！我会不定期建立比赛，希望大家积极参与，友谊第一，快乐第一，成长第一，让我们一起在OGS上开心地下围棋吧！\n\nWelcome to this joyful community of weiqi, and may your skills in weiqi continue to improve! I will organize competitions from time to time, and I hope everyone will actively", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 22, "icon": "https://user-uploads.online-go.com/8728411c45ad288e3eee88847d2b1d0e-64.png" }, "auto_start_on_max": true, "time_start": "2025-08-31T17:00:00Z", "players_start": 128, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2025-08-14T14:10:20.545344Z", "ended": null, "start_waiting": "2025-08-14T14:10:17.954826Z", "board_size": 19, "active_round": 2, "icon": "https://user-uploads.online-go.com/8728411c45ad288e3eee88847d2b1d0e-15.png", "player_count": 128, "ranked": true }, { "id": 60325, "name": "Dördüncü Deneme Turnuvası", "director": { "id": 54877, "username": "igsNomad", "country": "tr", "icon": "https://user-uploads.online-go.com/8117a0351f6a880a1503de571b451082-64.png", "ratings": { "version": 5, "overall": { "rating": 1773.5115207712033, "deviation": 62.40399306377147, "volatility": 0.060046900539849506 } }, "ranking": 28.18092345246585, "professional": false, "ui_class": "" }, "description": "Dördüncü deneme turnuvası İsviçre sisteminin kaç tur çalışacağını görmek için. P = (7+M*3)/5", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 36, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 600, "period_time": 30, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 5651, "name": "İGODözelGRUP", "summary": "", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 7, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2020-05-10T11:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2020-05-10T10:37:51.926089Z", "ended": "2020-05-10T12:38:49.366691Z", "start_waiting": "2020-05-10T10:37:51.433750Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 9, "ranked": true }, { "id": 116307, "name": "1. Baduk TU Go - Online Cup", "director": { "id": 831494, "username": "godeon", "country": "_Red_Cross", "icon": "https://user-uploads.online-go.com/40bcaef18ce585c5b29dd26a7ede393d-64.png", "ratings": { "version": 5, "overall": { "rating": 1865.2567048631213, "deviation": 62.327963052699936, "volatility": 0.05992276309109031 } }, "ranking": 29.348544533074673, "professional": false, "ui_class": "supporter" }, "description": "Hey everyone! We're excited to invite you to the \"1. Baduk TU Go - Online Cup,\" our university club's first online Go tournament on OGS. It's a great chance to have some fun, test your skills, and meet other Go fans. Join us for some friendly competition and lots of fun. Sign up now and let's make this a memorable event!", "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": 14136, "name": "Baduk TU Go (TUM Club)", "summary": "official Go (Baduk/Weiqi) Club at the Technical University of Munich (TUM)", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 31, "icon": "https://user-uploads.online-go.com/349325be830fe4934dee5b1eb5f189f8-64.png" }, "auto_start_on_max": false, "time_start": "2024-05-29T11:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2024-05-29T11:00:53.909964Z", "ended": "2025-05-15T17:57:25.495107Z", "start_waiting": "2024-05-29T11:00:53.594098Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/349325be830fe4934dee5b1eb5f189f8-15.png", "player_count": 14, "ranked": true }, { "id": 119894, "name": "9x9 Open League #98", "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": "Open league for everyone. Tournament will be started as soon as 10 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": 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": 708, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2024-09-15T19:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-09-15T02:10:22.929653Z", "ended": "2024-10-21T00:46:22.050394Z", "start_waiting": "2024-09-15T02:10:22.360256Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 10, "ranked": true }, { "id": 87822, "name": "駱皓希 許淳博", "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": "駱皓希\n許淳博", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 36, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 600, "period_time": 30, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 7530, "name": "傳碁 D班", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 71, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2022-03-27T03:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2022-03-27T02:42:43.004496Z", "ended": "2022-03-27T02:53:11.554238Z", "start_waiting": "2022-03-27T02:42:42.949311Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true } ] }
