Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-board_size&page=339
{ "count": 59078, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-board_size&page=340", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-board_size&page=338", "results": [ { "id": 55756, "name": "ZESDER Chess & Go Tournament Serie 1th", "director": { "id": 680909, "username": "Naci Erdem", "country": "tr", "icon": "https://user-uploads.online-go.com/6905d6ea73c6f243a07e301d31650cef-64.png", "ratings": { "version": 5, "overall": { "rating": 756.8560448505139, "deviation": 71.08402662824182, "volatility": 0.06003015454350726 } }, "ranking": 8.467686792216096, "professional": false, "ui_class": "" }, "description": "ZESDER Go Tournament series ..", "schedule": null, "title": null, "tournament_type": "mcmahon", "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": 4356, "name": "ZESDER Chess & Go Clup - Balıkesir", "summary": "Chess and Go ..", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 5, "icon": "https://user-uploads.online-go.com/10233cc1a62ea6ed371c588e10df3295-64.png" }, "auto_start_on_max": false, "time_start": "2020-01-20T11:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2020-01-20T16:24:18.845042Z", "ended": "2020-07-06T16:08:09.891530Z", "start_waiting": "2020-01-20T16:24:18.536949Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/10233cc1a62ea6ed371c588e10df3295-15.png", "player_count": 4, "ranked": true }, { "id": 60863, "name": "Blitz 19x19 Elimination Tournament 2020-05-21 21:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260322T050000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-03-22T05:00:19.369758Z", "lead_time_seconds": 1800, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-03-22T09:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 11, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2020-05-21T21:30:39.421837Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2020-05-21T21:30:40.613167Z", "ended": "2020-05-21T22:13:38.431102Z", "start_waiting": "2020-05-21T21:30:39.769267Z", "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": 74314, "name": "2nd Live Friendly Friends Go Tournament Club Tournament!", "director": { "id": 809885, "username": "F.W.Nietzsche", "country": "zz", "icon": "https://user-uploads.online-go.com/8ab38005ce633c5a0033596845d38301-64.png", "ratings": { "version": 5, "overall": { "rating": 1093.0651144967055, "deviation": 62.03509431845971, "volatility": 0.06021081307907266 } }, "ranking": 16.976885771741365, "professional": false, "ui_class": "" }, "description": "Please only sign up if you are definitely going to be able to play on the day. If you are not able to play please just withdraw from the Tournament before it starts to avoid inconveniencing other players.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 68, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 2100, "period_time": 45, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 8463, "name": "Friendly Go Tournament Club", "summary": "A group for friendly friends to enjoy regular casual tournaments. Handicaps for weaker players. Correspondence and live tournaments. Learn and grow stronger together! ♥", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 41, "icon": "https://user-uploads.online-go.com/8cbb7654b3ba711461de7545d0d09595-64.png" }, "auto_start_on_max": false, "time_start": "2021-06-13T09:10:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2021-06-13T09:10:08.662885Z", "ended": "2021-06-13T11:18:55.114326Z", "start_waiting": "2021-06-13T09:10:08.353701Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/8cbb7654b3ba711461de7545d0d09595-15.png", "player_count": 13, "ranked": true }, { "id": 57080, "name": "Test tournament", "director": { "id": 212102, "username": "關老師", "country": "hk", "icon": "https://secure.gravatar.com/avatar/d5ba894609aaf131293f3a54d86abda3?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2150.910125841699, "deviation": 76.64419155219224, "volatility": 0.06004910361666918 } }, "ranking": 32.6472431284603, "professional": false, "ui_class": "" }, "description": "test test", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "chinese", "time_per_move": 26880, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": true, "total_time": 2419200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 4409, "name": "HKCGA 網絡 D 班", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 12, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2020-03-02T08:03:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2020-03-02T08:03:05.925349Z", "ended": "2020-03-02T08:12:43.965121Z", "start_waiting": "2020-03-02T08:03:05.348275Z", "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": 55731, "name": "Reddit Round Robin Handicap Correspondence 15 Kyu - 6 Kyu", "director": { "id": 963, "username": "thouis", "country": "_LGBT", "icon": "https://user-uploads.online-go.com/a2e7f9e59abe305c58d78f58f24e5f13-64.png", "ratings": { "version": 5, "overall": { "rating": 1255.8907083796955, "deviation": 63.08608888359871, "volatility": 0.059562475297327104 } }, "ranking": 20.191477805425514, "professional": false, "ui_class": "supporter" }, "description": "Reddit Round Robin Handicap Correspondence 15 Kyu - 6 Kyu", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "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": 38, "name": "reddit", "summary": "/r/baduk", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 2284, "icon": "https://user-uploads.online-go.com/5021b9df7b49c54cc5eb5d8ce9d893bb-64.png" }, "auto_start_on_max": true, "time_start": "2020-01-22T17:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 15, "max_ranking": 24, "analysis_enabled": true, "exclusivity": "open", "started": "2020-01-16T19:35:09.035431Z", "ended": "2020-03-06T13:04:29.347686Z", "start_waiting": "2020-01-16T19:35:05.165345Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/5021b9df7b49c54cc5eb5d8ce9d893bb-15.png", "player_count": 10, "ranked": true }, { "id": 56033, "name": "Blitz 19x19 Elimination Tournament 2020-01-26 17:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260322T050000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-03-22T05:00:19.369758Z", "lead_time_seconds": 1800, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-03-22T09:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 11, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2020-01-26T17:30:40.271488Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2020-01-26T17:30:42.314561Z", "ended": "2020-01-26T18:10:45.660798Z", "start_waiting": "2020-01-26T17:30:41.516836Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 8, "ranked": true }, { "id": 55625, "name": "第１期かおり杯棋聖戦予選リーグ１", "director": { "id": 575743, "username": "site15", "country": "un", "icon": "https://user-uploads.online-go.com/bc007d9395773691f25a5b61c493d20c-64.png", "ratings": { "version": 5, "overall": { "rating": 2232.771642016839, "deviation": 66.15745879617059, "volatility": 0.059975550212188235 } }, "ranking": 33.51195664282314, "professional": false, "ui_class": "" }, "description": "クラス昇降有りリーグ戦（試行）の予選です。\n\n１位→本戦Ｓリーグ\n\n２位→本戦Ａリーグ\n\n３位→本戦Ｂ１リーグ\n\n４位→本戦Ｂ２リーグ\n\n５位→リーグ１～３の５位の中で勝ち数１位→本戦Ｂ１リーグ\n\n リーグ１～３の５位の中で勝ち数２位→本戦Ｃ１リーグ\n\n リーグ１～３の５位の中で勝ち数３位→本戦Ｃ２リーグ\n\n ※リーグ１～３の５位の勝ち数が同数の場合は抽選\n\n６位→本戦Ｃ１リーグ\n\n７位→本戦Ｃ２リーグ", "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": 289, "icon": "https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-64.png" }, "auto_start_on_max": false, "time_start": "2020-01-18T11:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2020-01-18T11:00:05.745387Z", "ended": "2020-02-23T12:01:46.618807Z", "start_waiting": "2020-01-18T11:00:04.250923Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-15.png", "player_count": 7, "ranked": true }, { "id": 55762, "name": "Reddit Round Robin Handicap Correspondence 25 Kyu - 16 Kyu", "director": { "id": 963, "username": "thouis", "country": "_LGBT", "icon": "https://user-uploads.online-go.com/a2e7f9e59abe305c58d78f58f24e5f13-64.png", "ratings": { "version": 5, "overall": { "rating": 1255.8907083796955, "deviation": 63.08608888359871, "volatility": 0.059562475297327104 } }, "ranking": 20.191477805425514, "professional": false, "ui_class": "supporter" }, "description": "Reddit Round Robin Handicap Correspondence 25 Kyu - 16 Kyu", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "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": 38, "name": "reddit", "summary": "/r/baduk", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 2284, "icon": "https://user-uploads.online-go.com/5021b9df7b49c54cc5eb5d8ce9d893bb-64.png" }, "auto_start_on_max": true, "time_start": "2020-01-24T17:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 14, "analysis_enabled": true, "exclusivity": "open", "started": "2020-01-18T14:50:35.799265Z", "ended": "2020-05-14T08:10:17.802577Z", "start_waiting": "2020-01-18T14:50:31.319503Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/5021b9df7b49c54cc5eb5d8ce9d893bb-15.png", "player_count": 10, "ranked": true }, { "id": 60609, "name": "Blitz 19x19 Elimination Tournament 2020-05-16 13:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260322T050000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-03-22T05:00:19.369758Z", "lead_time_seconds": 1800, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-03-22T09:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 11, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2020-05-16T13:30:11.176091Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2020-05-16T13:30:13.249078Z", "ended": "2020-05-16T13:56:05.751805Z", "start_waiting": "2020-05-16T13:30:12.594861Z", "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": 55767, "name": "Fast Correspondence – January 2020 (C)", "director": { "id": 784, "username": "mlopezviedma", "country": "ar", "icon": "https://user-uploads.online-go.com/3e911828e4e25e61f8faede9d9277323-64.png", "ratings": { "version": 5, "overall": { "rating": 1549.3067567557982, "deviation": 62.35310715568795, "volatility": 0.05973738298831722 } }, "ranking": 25.052110341098295, "professional": false, "ui_class": "supporter moderator" }, "description": "Please, avoid delaying your games using the vacation feature. If that’s the case, the tournament director may call the game for your opponent (always with previous notice).\n\nAnalysis is enabled mainly to allow the use of conditional moves.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 30720, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 28800, "initial_time": 172800, "max_time": 172800 }, "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": 820, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png" }, "auto_start_on_max": false, "time_start": "2020-01-23T00:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-01-23T00:00:46.302511Z", "ended": "2020-03-02T14:05:49.562935Z", "start_waiting": "2020-01-23T00:00:42.418411Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png", "player_count": 10, "ranked": true } ] }
