Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=4996
{ "count": 59729, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=4997", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=4995", "results": [ { "id": 134183, "name": "9x9 Open League #132", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1266.3339545161286, "deviation": 69.11401413075777, "volatility": 0.0602108012162927 } }, "ranking": 20.383183590549244, "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": 698, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2025-11-16T20:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-11-13T20:02:37.835521Z", "ended": "2026-02-08T03:27:47.808697Z", "start_waiting": "2025-11-13T20:02:37.152290Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 10, "ranked": true }, { "id": 69246, "name": "Ro-test1", "director": { "id": 510353, "username": "มะเฟือง", "country": "th", "icon": "https://user-uploads.online-go.com/dc2da59394ef24fe6bb404acb8fe2ffb-64.png", "ratings": { "version": 5, "overall": { "rating": 1898.0844360299486, "deviation": 65.51245580035878, "volatility": 0.06028191673303621 } }, "ranking": 29.752430986318352, "professional": false, "ui_class": "" }, "description": "22/12/2020", "schedule": null, "title": null, "tournament_type": "mcmahon", "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": 1 }, "is_open": true, "exclude_provisional": false, "group": { "id": 7644, "name": "Romaklom", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 42, "icon": "https://user-uploads.online-go.com/441cf26d81613e0f26f91e1044e33f84-64.png" }, "auto_start_on_max": false, "time_start": "2020-12-22T07:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2020-12-22T07:03:03.628291Z", "ended": "2020-12-22T07:21:25.189193Z", "start_waiting": "2020-12-22T07:03:03.321971Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/441cf26d81613e0f26f91e1044e33f84-15.png", "player_count": 5, "ranked": true }, { "id": 65287, "name": "Beginner Tournament", "director": { "id": 843050, "username": "pinkwatermelon", "country": "019", "icon": "https://user-uploads.online-go.com/908b432689581a757e69a0bb7b55e375-64.png", "ratings": { "version": 5, "overall": { "rating": 816.513743839518, "deviation": 93.65810955356275, "volatility": 0.05999863100006612 } }, "ranking": 10.22409291533078, "professional": false, "ui_class": "" }, "description": "Go face to face with other beginners to prove your worth! Winners will be invited to my group.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 20760, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 19800, "initial_time": 86400, "max_time": 518400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 6802, "name": "Beginner Go", "summary": "a group for beginners. come join us!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 6, "icon": "https://user-uploads.online-go.com/c7f2561134c3945ccb5995a7872e747f-64.png" }, "auto_start_on_max": true, "time_start": "2020-09-10T15:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-09-10T16:07:45.267444Z", "ended": "2020-10-08T06:04:39.713756Z", "start_waiting": "2020-09-10T16:07:44.888528Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/c7f2561134c3945ccb5995a7872e747f-15.png", "player_count": 4, "ranked": true }, { "id": 59038, "name": "BTS League B5", "director": { "id": 754028, "username": "Thor631", "country": "th", "icon": "https://secure.gravatar.com/avatar/d0cac897403b92592f6134f4a0bc4831?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": "For Kyu", "schedule": null, "title": null, "tournament_type": "roundrobin", "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": 4889, "name": "BTS Online League", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 28, "icon": "https://user-uploads.online-go.com/5a7332d2f57995981a77a1282a4f60fb-64.png" }, "auto_start_on_max": false, "time_start": "2020-04-15T03:00:00Z", "players_start": 6, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2020-04-15T02:39:51.925321Z", "ended": "2020-04-15T03:14:08.586346Z", "start_waiting": "2020-04-15T02:39:50.641382Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/5a7332d2f57995981a77a1282a4f60fb-15.png", "player_count": 5, "ranked": true }, { "id": 117122, "name": "16 июня", "director": { "id": 659128, "username": "Эльфия Ходжер", "country": "ru", "icon": "https://user-uploads.online-go.com/da4f80244d4374a384a34d958df3ca5d-64.png", "ratings": { "version": 5, "overall": { "rating": 1128.3497122652661, "deviation": 70.20562175549698, "volatility": 0.060141874992419964 } }, "ranking": 17.71236942299548, "professional": false, "ui_class": "" }, "description": "Нужно играть! =)", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 27, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 900, "period_time": 20, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 12847, "name": "Nikoniko ДЕТИ", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 36, "icon": "https://user-uploads.online-go.com/5d1f758ff5f62b603db8ca464a2e627d-64.png" }, "auto_start_on_max": false, "time_start": "2024-06-16T05:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2024-06-16T05:00:46.783796Z", "ended": "2024-06-16T06:51:20.072632Z", "start_waiting": "2024-06-16T05:00:46.642776Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/5d1f758ff5f62b603db8ca464a2e627d-15.png", "player_count": 8, "ranked": true }, { "id": 61332, "name": "囲碁楽しもう", "director": { "id": 790481, "username": "KSJ123", "country": "jp", "icon": "https://secure.gravatar.com/avatar/0ec59065a18b4fe8279b7ef8c7c32c80?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1573.6296810083802, "deviation": 188.7456115639449, "volatility": 0.059996894312095164 } }, "ranking": 25.41272420151414, "professional": false, "ui_class": "provisional" }, "description": "今日始めました\n囲碁の腕には自信あります。\n腕自慢の方ご参加お待ちしております。", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "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": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 5910, "name": "KSJ123", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 3, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2020-06-01T03:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-06-07T01:17:53.011597Z", "ended": "2020-11-13T07:26:32.325873Z", "start_waiting": "2020-06-07T01:17:52.712579Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 80882, "name": "第３期かおり杯名人戦高段リーグ２（3d～5d）", "director": { "id": 687819, "username": "site_tmp", "country": "un", "icon": "https://secure.gravatar.com/avatar/c0dc1d7bd3ca7246ad298f30213416f4?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1500, "deviation": 350, "volatility": 0.06 } }, "ranking": 24.303382182144386, "professional": false, "ui_class": "provisional" }, "description": "yuuna_resukaさん、ピョン吉さん、Nebraskaさん、Zenkyuさん、金子太一さん、KG1848さん", "schedule": null, "title": null, "tournament_type": "roundrobin", "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": 259200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 2969, "name": "かおり杯-World Kaori Cup-", "summary": "For every player who enjoy go game", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 296, "icon": "https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-64.png" }, "auto_start_on_max": false, "time_start": "2021-10-09T11:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2021-10-09T11:00:53.508631Z", "ended": "2021-11-23T11:36:03.307985Z", "start_waiting": "2021-10-09T11:00:53.169164Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-15.png", "player_count": 6, "ranked": true }, { "id": 100879, "name": "13x13 Round Robin.", "director": { "id": 126731, "username": "Sofiam", "country": "it", "icon": "https://secure.gravatar.com/avatar/8f70a40f5bfe9550f48b31d5e9993f71?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1655.3956644095636, "deviation": 249.9443167736772, "volatility": 0.05999902471543515 } }, "ranking": 26.585392142653802, "professional": false, "ui_class": "provisional" }, "description": "Everyone is welcome. It is capped at 10 players. An identical tournament that starts after two weeks or at 10 players will be created as soon as this tournament starts.\n\nPauses are not allowed.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 90782, "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": 6630, "name": "Go friends 🐬", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 359, "icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-64.png" }, "auto_start_on_max": true, "time_start": "2023-03-22T16:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-03-22T01:21:52.699370Z", "ended": "2023-06-09T00:20:49.177533Z", "start_waiting": "2023-03-22T01:21:52.130198Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-15.png", "player_count": 10, "ranked": true }, { "id": 139499, "name": "Handicap Arena 2026 - 033", "director": { "id": 526987, "username": "Gia", "country": "gr", "icon": "https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png", "ratings": { "version": 5, "overall": { "rating": 1071.6255358394392, "deviation": 64.43078730427015, "volatility": 0.06006270425054694 } }, "ranking": 16.518305257607974, "professional": false, "ui_class": "supporter" }, "description": "Part of an arena tournament - 2026. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as it is full (10 players).", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "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": 13655, "name": "Handicap Arena", "summary": "Organising arena-type handicap correspondence tournaments.", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 107, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png" }, "auto_start_on_max": true, "time_start": "2026-04-24T14:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2026-04-23T19:46:16.599807Z", "ended": null, "start_waiting": "2026-04-23T19:46:15.497327Z", "board_size": 19, "active_round": 1, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png", "player_count": 10, "ranked": true }, { "id": 85760, "name": "5-2 7 -> 周家峻\t8 -> 吳卓庭", "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": "5-2 7 -> 周家峻\t8 -> 吳卓庭", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 33, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 1200, "period_time": 20, "periods": 2 }, "is_open": true, "exclude_provisional": false, "group": { "id": 7533, "name": "傳碁 A班", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 36, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2022-02-05T11:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2022-02-05T10:06:07.324049Z", "ended": "2022-02-05T10:30:58.384666Z", "start_waiting": "2022-02-05T10:06:07.254425Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true } ] }
