Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-player_count&page=170
{ "count": 59649, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-player_count&page=171", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-player_count&page=169", "results": [ { "id": 129520, "name": "Correspondence Weekly McMahon 19x19 2025-06-21 17:00", "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": 9, "name": "Correspondence Weekly McMahon 19x19", "rrule": "DTSTART:20260511T170000Z\nRRULE:FREQ=WEEKLY", "active": true, "created": "2015-12-16T02:22:56.480465Z", "last_run": "2026-05-11T17:00:49.655876Z", "lead_time_seconds": 432000, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 259200, "time_increment": 86400 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclude_provisional": true, "players_start": 10, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "settings": { "num_rounds": 3, "upper_bar": "25", "lower_bar": "15", "group_size": 4, "maximum_players": 1000 }, "next_run": "2026-05-18T17:00:00Z", "base_points": "30.0" }, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2025-06-21T17:00:26.302315Z", "players_start": 10, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2025-06-21T17:00:28.895894Z", "ended": null, "start_waiting": "2025-06-21T17:00:27.393693Z", "board_size": 19, "active_round": 2, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 27, "ranked": true }, { "id": 123126, "name": "CRAZY GO RIZZ", "director": { "id": 1649210, "username": "Bougainvillea", "country": "un", "icon": "https://user-uploads.online-go.com/9a9495dbf357df5bb0513183d04d9dbe-64.png", "ratings": { "version": 5, "overall": { "rating": 843.2428727452719, "deviation": 65.80931944870223, "volatility": 0.06024075278591883 } }, "ranking": 10.969783975226155, "professional": false, "ui_class": "" }, "description": "It's crazy 9*9 go rizz every sigma must join it\n<img src=\"https://images.8tracks.com/cover/i/002/216/853/___1-2614.jpg?rect=102,0,1148,1148&q=98&fm=jpg&fit=max\" width=40 height=40>\n<img src=\"https://vk.com/sticker/1-73055-512\" width=400 height=400>\n<img src=\"https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/b3f11ddbf815aebd98d61bf1acb49fb8-128.png\" width=40 height=40>", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 345600, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "correspondence", "pause_on_weekends": false, "per_move": 345600 }, "is_open": true, "exclude_provisional": false, "group": { "id": 14839, "name": "GYATT MONSTER 👿 GO!", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 18, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2024-12-30T13:00:00Z", "players_start": 15, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2024-12-30T13:00:35.698241Z", "ended": "2025-06-17T05:25:57.789364Z", "start_waiting": "2024-12-30T13:00:35.166008Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 27, "ranked": true }, { "id": 128185, "name": "Correspondence Weekly McMahon 19x19 2025-05-10 17:00", "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": 9, "name": "Correspondence Weekly McMahon 19x19", "rrule": "DTSTART:20260511T170000Z\nRRULE:FREQ=WEEKLY", "active": true, "created": "2015-12-16T02:22:56.480465Z", "last_run": "2026-05-11T17:00:49.655876Z", "lead_time_seconds": 432000, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 259200, "time_increment": 86400 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclude_provisional": true, "players_start": 10, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "settings": { "num_rounds": 3, "upper_bar": "25", "lower_bar": "15", "group_size": 4, "maximum_players": 1000 }, "next_run": "2026-05-18T17:00:00Z", "base_points": "30.0" }, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2025-05-10T17:00:54.046276Z", "players_start": 10, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2025-05-10T17:00:56.188409Z", "ended": "2026-03-20T23:30:05.471337Z", "start_waiting": "2025-05-10T17:00:54.817298Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 27, "ranked": true }, { "id": 128702, "name": "Test ระบบการแข่งออนไลน์ M1/5", "director": { "id": 779033, "username": "T.Boss Chanatip", "country": "th", "icon": "https://user-uploads.online-go.com/b48d7002f7cfe5a5b7dbf304aa99b403-64.png", "ratings": { "version": 5, "overall": { "rating": 2035.3577057312855, "deviation": 73.07838554282719, "volatility": 0.06006497874786784 } }, "ranking": 31.368912011527872, "professional": false, "ui_class": "" }, "description": "สู้วววววววว", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 26, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 300, "period_time": 15, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 13760, "name": "Satit PIM M1-M3 Class T.Boss", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 856, "icon": "https://user-uploads.online-go.com/01bddb523006f2ecdc9fc4c2a6c4172b-64.png" }, "auto_start_on_max": false, "time_start": "2025-05-22T06:53:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2025-05-22T06:53:27.907048Z", "ended": "2025-05-26T03:36:42.845620Z", "start_waiting": "2025-05-22T06:53:27.724629Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/01bddb523006f2ecdc9fc4c2a6c4172b-15.png", "player_count": 27, "ranked": true }, { "id": 136125, "name": "ROAD to DAN_2nd Q-round", "director": { "id": 1864146, "username": "컬리타임", "country": "us", "icon": "https://secure.gravatar.com/avatar/911e6202829231fef8fc97edf966f6bd?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1753.806503653748, "deviation": 69.28746065902708, "volatility": 0.05997672236327882 } }, "ranking": 27.922270340623534, "professional": false, "ui_class": "" }, "description": "This tournament is for players who want to play FAST CORRESPONDENCE.\n\nDouble Elimination for 15k~1k\n\nStart Time: 1 day\n\nIncrements Time (Ficher): 6 hours\n\nMax. Time: 3 days\n\nBE CAREFUL about the time settings.\n\nNo pause and No vacation, anyone who turns on the vacation mode or pauses a game, will be disqualified. (If you notice a player violating the above rules, please notify the tournament administrator.)\n\nPlease send a messege to <a href=\"https://online-go.com/user/view/1864146\" target=\"_blank\">컬리타임 or </a> <a href=\"https://online-go.com/player/1776211/\" target=\"_blank\">MAESTRO of BADUK </a> if you find that anyone or your opponent pauses or turns vacation mode on.\n\n-----\nRestricted Rank: 1k\n\nPlayers who reached 1 dan within 30 days before the tournament announcement date but have since dropped back to 1k are not eligible to participate. (Reference date: 30 days prior to Dec 1. 2025)\n\n*****\nDuplicate Participate Possible:\n\nYou can join more than one qualifier without any problem. If you earn multiple spots in the main tournament, you’ll keep one seed, and the remaining one(s) will go to the next eligible player in the qualifier.\n\n*****\nQualify Round Participant:\n\nIf there are 16 or fewer players, the top two players will advance to the finals.\nAlso, If there are 16 to 32 players, the top 4 players will advance to the finals.\n*****\nFeel free to give tips to your opponent after the game. It could be how we can improve Baduk/Go.\n\nDo not use AI\n\n-----\n<a href=\"https://online-go.com/tournament/135235\" target=\"_blank\">1st Q-round: in progress </a>", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "korean", "time_per_move": 22284, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 21600, "initial_time": 86400, "max_time": 259200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 15815, "name": "RollingStones : Global & 한국인", "summary": "한국인 대환영. 한국인과 글로벌 유저들을 위한 모임, We are connected all together.", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 71, "icon": "https://user-uploads.online-go.com/2de231e0b190d65fe2d68b51bd7b4b2a-64.png" }, "auto_start_on_max": false, "time_start": "2026-01-21T09:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "random", "min_ranking": 15, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2026-01-21T04:43:23.604611Z", "ended": "2026-04-27T10:04:26.404283Z", "start_waiting": "2026-01-21T04:43:23.225344Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/2de231e0b190d65fe2d68b51bd7b4b2a-15.png", "player_count": 27, "ranked": true }, { "id": 127524, "name": "Go Zodiac Friendship Games Online ราศีเมษ รุ่น C กระดาน 19x19 (1-4 คิว)", "director": { "id": 912069, "username": "cp03", "country": "un", "icon": "https://user-uploads.online-go.com/4da1ef892b79d62ea729b1964f8d22fc-64.png", "ratings": { "version": 5, "overall": { "rating": 979.8670006019078, "deviation": 181.69653598082337, "volatility": 0.06001681469772781 } }, "ranking": 14.446030270334095, "professional": false, "ui_class": "provisional" }, "description": "แต้มต่อ 6.5 คะแนน", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 15, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 600, "period_time": 10, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 10405, "name": "Zodiac กลุ่ม C(1-4 คิว)", "summary": "", "require_invitation": true, "is_public": false, "admin_only_tournaments": true, "hide_details": false, "member_count": 157, "icon": "https://user-uploads.online-go.com/e347d3f7f8d53cfe3a1fed187a3e1f1e-64.png" }, "auto_start_on_max": false, "time_start": "2025-04-25T10:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2025-04-25T10:00:49.347423Z", "ended": "2025-04-25T12:35:00.265973Z", "start_waiting": "2025-04-25T10:00:49.050915Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/e347d3f7f8d53cfe3a1fed187a3e1f1e-15.png", "player_count": 27, "ranked": true }, { "id": 7373, "name": "1st of June DDK Monthly Tournament (Testing Phase)", "director": { "id": 150769, "username": "deleted-3238627f-e757-44b4-a464-6ce17a3ea53c", "country": "my", "icon": "https://secure.gravatar.com/avatar/74456719f0f4147b55551974a0320474?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1304.3557851784537, "deviation": 61.22277668841308, "volatility": 0.059984725906123984 } }, "ranking": 21.068034476337406, "professional": false, "ui_class": "" }, "description": "Aims:\n1. To bring players of equivalent strength together for practice games, rather than obtaining the strongest player as in regular tournaments.\n2. Similar concept to rank promotion through tournaments or ranking exams.\n\nMethods:\n1. The use of McMahon system helps to minimise strength difference, i.e. win-loss is considered despite the presence of ranking system.\n2. Handicap is enabled in case that a strong player is paired with a weaker player.\n3. (Improvement suggestions are welcomed)\n\n\n* Absolute timing is used to ensure the tournament progress. The time of both players adds up to a maximum of 1 week.\n\n\n# Time setting has been modified. Interested players please rejoin. Sorry for the inconvenience.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 3360, "time_control_parameters": { "total_time": 302400, "time_control": "absolute" }, "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": 17960, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": "2015-05-31T16:00:00Z", "players_start": 10, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 11, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2015-05-31T16:00:17.199133Z", "ended": "2015-06-29T04:03:41.665263Z", "start_waiting": "2015-05-31T16:00:16.668462Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 27, "ranked": true }, { "id": 15983, "name": "Live 9x9 Double Elimination Tournament 2016-03-23 22:30", "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": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260515T220000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-05-15T22:00:49.951197Z", "lead_time_seconds": 1800, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "size": 9, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "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": "2026-05-16T02:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 33, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2016-03-23T22:30:26.295695Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2016-03-23T22:30:29.348422Z", "ended": "2016-03-24T00:05:36.817240Z", "start_waiting": "2016-03-23T22:30:27.902426Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 27, "ranked": true }, { "id": 11297, "name": "Takemiya Masaki (武宮 正樹) Birthday DDK Tournament", "director": { "id": 58836, "username": "DrQuantum", "country": "us", "icon": "https://user-uploads.online-go.com/5192a63f12fa80c878392f9d0034612b-64.png", "ratings": { "version": 5, "overall": { "rating": 1015.331302736091, "deviation": 63.01656147765707, "volatility": 0.05898027137950687 } }, "ranking": 15.269091389359506, "professional": false, "ui_class": "" }, "description": "This tournament for DDK players honors and begins on the 65th birthday of a beloved Nihon Ki-in go professional, Takemiya Masaki (武宮 正樹)", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 30720, "time_control_parameters": { "time_control": "fischer", "initial_time": 172800, "max_time": 604800, "time_increment": 28800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 24, "name": "Double Digit Kyu Room", "summary": "For those of us working our way through to SDK. Whether its for your first time up the ladder and the 20th, lets find some opponents and camaraderie. ", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 3660, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2016-01-01T12:00:00Z", "players_start": 10, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 0, "max_ranking": 20, "analysis_enabled": false, "exclusivity": "open", "started": "2016-01-01T12:00:53.296383Z", "ended": "2016-10-07T06:11:22.292765Z", "start_waiting": "2016-01-01T12:00:52.481779Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 27, "ranked": true }, { "id": 24144, "name": "Capture Go 6th Cycle", "director": { "id": 66298, "username": "Peter ;)", "country": "au", "icon": "https://user-uploads.online-go.com/00eabc6c532138982adc562c0c346c98-64.png", "ratings": { "version": 5, "overall": { "rating": 1941.4459960341776, "deviation": 78.28401574064385, "volatility": 0.05996981929695001 } }, "ranking": 30.275340134490737, "professional": false, "ui_class": "" }, "description": "This is CAPTURE Go. The rules are simple: The first player to capture a stone or group of stones wins. Once a player loses a stone, he or she must resign. If no stones are captured during the game, then the game is scored like a normal Japanese game.\n\nKeep in mind that this changes the way you play completely. For example, a group that has a single two-territory eye is alive because the other player would have to sacrifice a stone -- and therefore the game -- to kill the group. Naturally, there is no such thing as a ko or a snapback.\n\nTournament starts on March 15.\n\nAnalysis and conditional moves enabled.\n\nAt the start of your game, copy and paste the following into your game chat:\n\n==== THIS IS CAPTURE GO ==== The first player to capture a stone wins. Remember, you cannot sacrifice a stone to shorten liberties or to kill a group. Review the rules if you forget.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 93120, "time_control_parameters": { "time_control": "fischer", "initial_time": 604800, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 196, "name": "FUN GO FUN", "summary": "Welcome to FUN GO FUN.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 184, "icon": "https://user-uploads.online-go.com/216dddd0c8234b71a1c8e8e42d53c9fd-64.png" }, "auto_start_on_max": true, "time_start": "2017-03-15T05:31:00Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2017-03-15T13:01:02.288078Z", "ended": "2017-11-27T11:41:08.945152Z", "start_waiting": "2017-03-15T13:00:59.668757Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/216dddd0c8234b71a1c8e8e42d53c9fd-15.png", "player_count": 27, "ranked": true } ] }
