Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=4987
{ "count": 60999, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=4988", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=4986", "results": [ { "id": 23176, "name": "Live 19x19 Swiss Tournament 2016-12-20 04:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1125.8827017028436, "deviation": 78.19731452501959, "volatility": 0.06006087171771568 } }, "ranking": 17.66169912212786, "professional": false, "ui_class": "supporter moderator admin" }, "description": "Automatic Sitewide Tournament", "schedule": { "id": 4, "name": "Live 19x19 Swiss Tournament", "rrule": "DTSTART:20260911T000000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:30:39.250689Z", "last_run": "2026-09-11T00:00:35.974415Z", "lead_time_seconds": 1800, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 600, "periods": 3 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 40 }, "next_run": "2026-09-11T04:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 36, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 600, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2016-12-20T04:30:35.094306Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2016-12-20T04:32:36.872802Z", "ended": "2016-12-20T06:21:20.722590Z", "start_waiting": "2016-12-20T04:32:36.533990Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 6, "ranked": true }, { "id": 128358, "name": "Blitz 13x13 Swiss Tournament 2025-05-11 11:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1125.8827017028436, "deviation": 78.19731452501959, "volatility": 0.06006087171771568 } }, "ranking": 17.66169912212786, "professional": false, "ui_class": "supporter moderator admin" }, "description": "Automatic Site-wide Tournament", "schedule": { "id": 3, "name": "Blitz 13x13 Swiss Tournament", "rrule": "DTSTART:20260910T230000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:27:45.234995Z", "last_run": "2026-09-10T23:00:35.976020Z", "lead_time_seconds": 1800, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "size": 13, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 300, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 40 }, "next_run": "2026-09-11T03:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 15, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 300, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2025-05-11T11:30:54.930959Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2025-05-11T11:31:55.017115Z", "ended": "2025-05-11T12:06:13.239043Z", "start_waiting": "2025-05-11T11:31:54.941828Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 6, "ranked": true }, { "id": 22113, "name": "第9回珊瑚杯 9路盤 ハンデ戦", "director": { "id": 169487, "username": "ysanno", "country": "jp", "icon": "https://secure.gravatar.com/avatar/42f98940aa28f71598d59934328431b5?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1976.8180028869524, "deviation": 65.08866674604444, "volatility": 0.060003757560440504 } }, "ranking": 30.693323304789523, "professional": false, "ui_class": "" }, "description": "久しぶりの開催となりました。(お待たせしてごめんなさい！)\n\nルールは、9路盤、置き石ありです。\n\n対局は1局ずつ、時間設定はいつもの(1手で1日追加)です。\n\nお気軽にご参加ください。\n\n### ★開始予定日時★\n### 2016/11/16(水) 12:10", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": -1, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 705, "name": "珊瑚の会", "summary": "", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 15, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2016-11-16T03:10:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "group", "started": "2016-11-16T03:10:21.123131Z", "ended": "2017-01-29T22:27:46.387603Z", "start_waiting": "2016-11-16T03:10:20.928552Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 1608, "name": "jasonator's mini-tournament", "director": { "id": 36241, "username": "jasonator", "country": "un", "icon": "https://secure.gravatar.com/avatar/33da1b4101d686393efd6d07c2b4a287?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1481.3106202838853, "deviation": 65.51937804609857, "volatility": 0.059983637377944474 } }, "ranking": 24.013130770414342, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 78, "name": "OGS Mini Tournaments", "summary": "The home for all of the old OGS mini tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 386, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 6, "max_ranking": 16, "analysis_enabled": false, "exclusivity": "open", "started": "2012-01-05T11:44:56Z", "ended": "2012-01-05T10:44:56Z", "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 1609, "name": "levand's mini-tournament", "director": { "id": 39685, "username": "levand", "country": "fi", "icon": "https://secure.gravatar.com/avatar/0ac8b0633937968c48f6d030188a06a5?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1368.9942431448808, "deviation": 62.257959592656675, "volatility": 0.0599590626426798 } }, "ranking": 22.187732226923668, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 78, "name": "OGS Mini Tournaments", "summary": "The home for all of the old OGS mini tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 386, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2012-01-13T12:55:23Z", "ended": "2012-01-13T11:55:23Z", "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 15160, "name": "Fight Club´s \"Bareknuckle Beatdown\" #23", "director": { "id": 93741, "username": "littletry", "country": "150", "icon": "https://user-uploads.online-go.com/930b18e6eb208c8df33b3eea4e23ceae-64.png", "ratings": { "version": 5, "overall": { "rating": 1911.8998841310188, "deviation": 65.0765344045977, "volatility": 0.059958000313559676 } }, "ranking": 29.920320929399413, "professional": false, "ui_class": "" }, "description": "\"enjoy the procedure and the goal will unfold\"<br>all ranks welcome - no gloves - no handicap<br><br><img src=\"http://www.veterator.com/pic/cry/flag.png\"><br>Onegaishimasu =)", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 351, "name": "Fight Club", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 369, "icon": "https://user-uploads.online-go.com/84c668c6929052e27b769484f8a7a326-64.png" }, "auto_start_on_max": false, "time_start": "2016-02-26T19:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2016-02-26T19:00:31.257143Z", "ended": "2017-02-19T16:35:51.354954Z", "start_waiting": "2016-02-26T19:00:31.007962Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/84c668c6929052e27b769484f8a7a326-15.png", "player_count": 10, "ranked": true }, { "id": 27059, "name": "Live 19x19 Swiss Tournament 2017-05-12 12:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1125.8827017028436, "deviation": 78.19731452501959, "volatility": 0.06006087171771568 } }, "ranking": 17.66169912212786, "professional": false, "ui_class": "supporter moderator admin" }, "description": "Automatic Sitewide Tournament", "schedule": { "id": 4, "name": "Live 19x19 Swiss Tournament", "rrule": "DTSTART:20260911T000000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:30:39.250689Z", "last_run": "2026-09-11T00:00:35.974415Z", "lead_time_seconds": 1800, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 600, "periods": 3 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 40 }, "next_run": "2026-09-11T04:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 36, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 600, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2017-05-12T12:30:07.627430Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2017-05-12T12:30:10.505401Z", "ended": "2017-05-12T14:03:49.337438Z", "start_waiting": "2017-05-12T12:30:09.922464Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 7, "ranked": true }, { "id": 2537, "name": "Title match for: Kuksu Main Title Tournament 6th Cycle", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1125.8827017028436, "deviation": 78.19731452501959, "volatility": 0.06006087171771568 } }, "ranking": 17.66169912212786, "professional": false, "ui_class": "supporter moderator admin" }, "description": "Title match for: Kuksu Main Title Tournament 6th Cycle (Elin vs Uberdude)", "schedule": null, "title": { "id": 7, "name": "Kuksu Main Title Tournament", "holder": { "id": 8592, "username": "Uberdude", "country": "gb", "icon": "https://secure.gravatar.com/avatar/11267593613e93d9bb7fbb10950841f0?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2796.0058316270383, "deviation": 80.60452821505956, "volatility": 0.0599415138714111 } }, "ranking": 38, "professional": false, "ui_class": "" }, "rules": "japanese", "tournament_type": "s_mcmahon" }, "tournament_type": "s_title", "handicap": 0, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 604800, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": null, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2011-04-01T22:16:49Z", "ended": "2012-05-27T09:31:54Z", "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/kuksu_19.png", "player_count": 0, "ranked": true }, { "id": 22784, "name": "Fast correspondence tournament", "director": { "id": 101851, "username": "Wulfenia.", "country": "at", "icon": "https://user-uploads.online-go.com/6a8db8634f80d330709dbfcf5eb52c53-64.png", "ratings": { "version": 5, "overall": { "rating": 1673.9396835392938, "deviation": 62.174479381749286, "volatility": 0.060391616981561626 } }, "ranking": 26.84328054228324, "professional": false, "ui_class": "" }, "description": "Fischer time settings 3d + 6h up to 1wk. This means several moves on average per day, but still the possibility to skip several days.", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 24480, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 21600 }, "is_open": true, "exclude_provisional": true, "group": { "id": 508, "name": "Fast Correspondence", "summary": "Tournaments for people who like to play quick correspondence games.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 831, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png" }, "auto_start_on_max": false, "time_start": "2016-12-16T14:00:00Z", "players_start": 10, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2016-12-16T14:00:49.542045Z", "ended": "2017-07-18T12:01:43.020620Z", "start_waiting": "2016-12-16T14:00:47.572444Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png", "player_count": 15, "ranked": true }, { "id": 1610, "name": "darthmazer's mini-tournament", "director": { "id": 39571, "username": "darthmazer", "country": "un", "icon": "https://secure.gravatar.com/avatar/0ba90e2b4a6fddeb17fc4fc62e439ffc?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 991.7053953656106, "deviation": 81.13281162741187, "volatility": 0.05998420830328052 } }, "ranking": 14.724044035490909, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "chinese", "time_per_move": 1209600, "time_control_parameters": { "time_control": "simple", "per_move": 1209600 }, "is_open": true, "exclude_provisional": false, "group": { "id": 78, "name": "OGS Mini Tournaments", "summary": "The home for all of the old OGS mini tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 386, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 23, "analysis_enabled": false, "exclusivity": "open", "started": "2012-04-23T17:05:15Z", "ended": "2012-04-23T15:05:15Z", "start_waiting": null, "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true } ] }
