Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=board_size&page=5777
{ "count": 58923, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=board_size&page=5778", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=board_size&page=5776", "results": [ { "id": 129322, "name": "Handicap Arena 2025 - 046", "director": { "id": 526987, "username": "Gia", "country": "gr", "icon": "https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png", "ratings": { "version": 5, "overall": { "rating": 1113.1342683870066, "deviation": 63.61802090995414, "volatility": 0.06007088904373806 } }, "ranking": 17.398075018788678, "professional": false, "ui_class": "supporter" }, "description": "Part of an arena tournament. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as there are 5 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": 101, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png" }, "auto_start_on_max": true, "time_start": "2025-06-13T15:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-06-11T06:42:08.054031Z", "ended": "2025-08-30T11:02:33.047666Z", "start_waiting": "2025-06-11T06:42:07.874655Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png", "player_count": 5, "ranked": true }, { "id": 131607, "name": "Blitz 19x19 Elimination Tournament 2025-08-20 09:30", "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 Site-wide Tournament", "schedule": { "id": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260311T050000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-03-11T05:00:44.709037Z", "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": "2026-03-11T09:00:00Z", "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": "2025-08-20T09:30:23.241632Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2025-08-20T09:31:23.305166Z", "ended": "2025-08-20T10:11:50.859618Z", "start_waiting": "2025-08-20T09:31:23.238133Z", "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": 136950, "name": "Blitz 19x19 Elimination Tournament 2026-02-01 13:31", "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 Site-wide Tournament", "schedule": { "id": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260311T050000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-03-11T05:00:44.709037Z", "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": "2026-03-11T09:00:00Z", "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": "2026-02-01T13:31:05.655441Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2026-02-01T13:31:45.199515Z", "ended": "2026-02-01T14:10:32.198992Z", "start_waiting": "2026-02-01T13:31:45.105951Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 5, "ranked": true }, { "id": 129628, "name": "Correspondence 19x19 RoundRobin 2025-06-20 19:00", "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 Site-wide Tournament", "schedule": { "id": 6, "name": "Correspondence 19x19 RoundRobin", "rrule": "DTSTART:20260310T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:58:31.027016Z", "last_run": "2026-03-10T19:00:45.074146Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 432000, "time_increment": 86400 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 10 }, "next_run": "2026-03-13T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 432000, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2025-06-20T19:00:27.379534Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2025-06-20T19:01:27.822542Z", "ended": "2026-02-18T22:19:17.387452Z", "start_waiting": "2025-06-20T19:01:27.299643Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 10, "ranked": true }, { "id": 129246, "name": "World Star Monthly Match (June)", "director": { "id": 155306, "username": "qingxiang96", "country": "my", "icon": "https://user-uploads.online-go.com/475df8480623aaab56b966dcc9d23760-64.png", "ratings": { "version": 5, "overall": { "rating": 1776.8295125850725, "deviation": 60.97936005180928, "volatility": 0.05975331322934976 } }, "ranking": 28.22419339872266, "professional": false, "ui_class": "" }, "description": "Hello everyone, Let’s have a friendly match within the members in this group!!! Everyone is welcome to join. Hope everyone will enjoy the joy of the game! Good luck.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 37, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 900, "period_time": 30, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": { "id": 14930, "name": "World Star Go Academy Group", "summary": "“In Go, you are constantly making decisions that are either right or wrong.” — Yasunari Kawabata", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 50, "icon": "https://user-uploads.online-go.com/d6848296c576899e38435f076f46e3b2-64.png" }, "auto_start_on_max": false, "time_start": "2025-06-14T11:00:00Z", "players_start": 2, "first_pairing_method": "random", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2025-06-14T11:00:26.589602Z", "ended": "2025-06-14T12:35:28.178758Z", "start_waiting": "2025-06-14T11:00:26.350531Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/d6848296c576899e38435f076f46e3b2-15.png", "player_count": 8, "ranked": true }, { "id": 125151, "name": "19x19 New Zealand Handicap League #21", "director": { "id": 178104, "username": "dexonsmith", "country": "ca", "icon": "https://user-uploads.online-go.com/448e520df4ffd817b1802a450a4c9058-64.png", "ratings": { "version": 5, "overall": { "rating": 1390.7732166446785, "deviation": 67.55416504748428, "volatility": 0.06064009346038413 } }, "ranking": 22.55312076827671, "professional": false, "ui_class": "supporter" }, "description": "All players welcome. 10 players. Starts only when full.\n\nNew Zealand rules. 19x19 board. Handicap games. Round robin.\n\nFor more tournaments and ladders with New Zealand rules: <https://online-go.com/group/14024>", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "nz", "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": false, "group": { "id": 14024, "name": "New Zealand Ladders", "summary": "Group for ladders and tournaments that use New Zealand rules.", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 81, "icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-64.png" }, "auto_start_on_max": true, "time_start": "2025-02-27T04:19:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-02-15T05:23:46.376216Z", "ended": "2025-06-21T06:31:09.633448Z", "start_waiting": "2025-02-15T05:23:45.743668Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-15.png", "player_count": 10, "ranked": true }, { "id": 122569, "name": "♑Let's GOAT! à gogoTournament🐑🐏🐐", "director": { "id": 1436588, "username": "Arrow A6 anti-", "country": "zz", "icon": "https://user-uploads.online-go.com/8670729a0e8d1142fea14d8bd6800517-64.png", "ratings": { "version": 5, "overall": { "rating": 588.6751839572613, "deviation": 80.73457404236709, "volatility": 0.0636275307525229 } }, "ranking": 5, "professional": false, "ui_class": "" }, "description": "<big><big><big>🐑</big></big></big> <big>L</big>et's GOAT! <big><big>🐐</big></big><big> à </big> gogo Tournament <big>🐏</big>\n\n\n<h2> <span style=\"color:blue;\">Les visiteurs</span> <span style=\"color:white;\">viennent de</span> <span style=\"color:red;\">ces pays</span>...</h2>\n\n<a href=\"https://www.flagcounter.me/details/fc4\"><img src=\"https://www.flagcounter.me/fc4/\" alt=\"Flag Counter\"></a>\n<h6>via Internet Protocol</h6>\n<p>\n<embed src=\"https://www.youtube.com/embed/CxNO_ifzelc\"width=\"380\" height=\"180\">\n</p>\n\n<p>\n<embed src=\"https://www.youtube.com/embed/0fPQ1lNAUbY\"width=\"380\" height=\"180\">\n</p>", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "nz", "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": 12930, "name": "Let's GOAT!", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 80, "icon": "https://user-uploads.online-go.com/a0c7ab7dee39303c7ca4faa23f7fc7c5-64.png" }, "auto_start_on_max": false, "time_start": "2024-11-27T09:00:00Z", "players_start": 6, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-11-26T15:30:08.179221Z", "ended": "2025-10-06T11:59:28.812036Z", "start_waiting": "2024-11-26T15:30:07.371442Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/a0c7ab7dee39303c7ca4faa23f7fc7c5-15.png", "player_count": 13, "ranked": true }, { "id": 125663, "name": "Chill and basic Go tournament III", "director": { "id": 665775, "username": "Behanix", "country": "no", "icon": "https://secure.gravatar.com/avatar/9f264bcdd3cdee8a4d5c71013aaf4d57?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 930.0331612858862, "deviation": 64.22289072919479, "volatility": 0.05997256294371637 } }, "ranking": 13.23767884201483, "professional": false, "ui_class": "supporter" }, "description": "A basic Go tournament for beginners and DDKs.\n\nHave fun and try to learn as much as possible.\n\nYou should check in once a day since the max time is 3 days, and time increment is 1 day.\n\nHandicap is enabled so everyone has a chance to win 🔥\n\nGood luck 🤞", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": -1, "rules": "japanese", "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": true, "group": { "id": 25, "name": "Go Basics", "summary": "A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 17844, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": true, "time_start": "2025-03-21T13:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": false, "exclusivity": "open", "started": "2025-03-21T13:00:20.379330Z", "ended": null, "start_waiting": "2025-03-21T13:00:17.294455Z", "board_size": 19, "active_round": 3, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 46, "ranked": true }, { "id": 130399, "name": "Simultaneous McMahon for 14k-25k # I", "director": { "id": 1632034, "username": "exxelxior", "country": "001", "icon": "https://user-uploads.online-go.com/fa81172ce521dfadbb1dbbf37e253668-64.png", "ratings": { "version": 5, "overall": { "rating": 1413.4784108600911, "deviation": 68.70126966798657, "volatility": 0.059983796925587515 } }, "ranking": 22.928006336641992, "professional": false, "ui_class": "" }, "description": "Quoted from Fast Correspondence Group (thanx):\n\n\"Use the conditional move feature to speed up the game. No pausing and no vacations; anyone who has vacation mode switched on, or pauses a game, will be disqualified.\nAlso, please do not use AI.\"", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "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": true, "group": { "id": 15509, "name": "Fast and narrow rank range tournaments", "summary": "Tournaments for people who like to play within narrow rank ranges and fast correspondence games.", "require_invitation": true, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 38, "icon": "https://user-uploads.online-go.com/fb0e7d5660cf5ea61609ed14abdc9bfa-64.png" }, "auto_start_on_max": false, "time_start": "2025-07-28T23:33:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 16, "analysis_enabled": true, "exclusivity": "open", "started": "2025-07-28T23:33:03.865476Z", "ended": null, "start_waiting": "2025-07-28T23:33:03.480544Z", "board_size": 19, "active_round": 3, "icon": "https://user-uploads.online-go.com/fb0e7d5660cf5ea61609ed14abdc9bfa-15.png", "player_count": 10, "ranked": true }, { "id": 119256, "name": "Servus Oida Handicap Tournament #3", "director": { "id": 1285178, "username": "VikingKoala", "country": "eu", "icon": "https://user-uploads.online-go.com/aa9209bd96e427a6ff7e102b893f9af0-64.png", "ratings": { "version": 5, "overall": { "rating": 1067.584198529817, "deviation": 63.34401658223343, "volatility": 0.05970635630097243 } }, "ranking": 16.430836442824944, "professional": false, "ui_class": "supporter" }, "description": "Handicap McMahon Kyu Player Tournament\n\nServus Oida Handicap Tournament #4: https://online-go.com/tournament/119614", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 91187, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 604800, "period_time": 86400, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 5720, "name": "Outside Go7", "summary": "Die Gruppe für alle, die sonst im Go7 spielen.", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 47, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2024-10-22T18:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 12, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2024-10-22T18:00:58.552651Z", "ended": "2025-06-08T13:21:19.105083Z", "start_waiting": "2024-10-22T18:00:57.864748Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 17, "ranked": true } ] }
