Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-board_size&page=1817
{ "count": 60824, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-board_size&page=1818", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-board_size&page=1816", "results": [ { "id": 32406, "name": "Monthly Simultaneous McMahon 2017-12-16 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 Sitewide Tournament", "schedule": { "id": 10, "name": "Monthly Simultaneous McMahon", "rrule": "DTSTART:20260801T170000Z\nRRULE:FREQ=MONTHLY", "active": true, "created": "2015-12-16T02:47:16.592231Z", "last_run": "2026-08-01T17:00:16.510180Z", "lead_time_seconds": 1296000, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 259200, "time_increment": 86400 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclude_provisional": true, "players_start": 20, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "settings": { "num_rounds": 3, "upper_bar": "25", "lower_bar": "15", "group_size": 5, "maximum_players": 200 }, "next_run": "2026-09-01T17:00:00Z", "base_points": "50.0" }, "title": null, "tournament_type": "s_mcmahon", "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": null, "auto_start_on_max": false, "time_start": "2017-12-16T17:00:41.975387Z", "players_start": 50, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2017-12-16T17:01:47.898444Z", "ended": "2019-03-21T12:09:03.135289Z", "start_waiting": "2017-12-16T17:01:10.655428Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 109, "ranked": true }, { "id": 124881, "name": "Handicap Arena 2025 - 008", "director": { "id": 526987, "username": "Gia", "country": "gr", "icon": "https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png", "ratings": { "version": 5, "overall": { "rating": 1114.8986731547657, "deviation": 64.56015370766738, "volatility": 0.06006596434317224 } }, "ranking": 17.434740525972654, "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": 108, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png" }, "auto_start_on_max": true, "time_start": "2025-02-04T16:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-02-03T02:51:14.445960Z", "ended": "2025-05-31T15:09:47.926871Z", "start_waiting": "2025-02-03T02:51:14.293644Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png", "player_count": 5, "ranked": true }, { "id": 66778, "name": "Blitz 19x19 Elimination Tournament 2020-10-18 01:30", "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": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260827T170000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-08-27T17:00:25.447048Z", "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": "2026-08-27T21:00:00Z", "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": "2020-10-18T01:30:53.015024Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2020-10-18T01:30:53.395143Z", "ended": "2020-10-18T01:48:59.003997Z", "start_waiting": "2020-10-18T01:30:53.135772Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 4, "ranked": true }, { "id": 124837, "name": "Ahhhhhhhhhhhhhhhhhhhhhhhhhh", "director": { "id": 1558538, "username": "Jerrygomaster", "country": "au", "icon": "https://user-uploads.online-go.com/d5fd7c1453ab796cef257b9830d79407-64.png", "ratings": { "version": 5, "overall": { "rating": 748.0256653976678, "deviation": 67.12284185395168, "volatility": 0.06002856355977597 } }, "ranking": 8.196003470956546, "professional": false, "ui_class": "" }, "description": "A relaxing February Tournament! Please join.", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 623947, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 604800, "initial_time": 2419200, "max_time": 2419200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 14941, "name": "Jerrygomaster's Friends", "summary": "Please become my friend and if you do, you can be part of this group.\n", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 32, "icon": "https://user-uploads.online-go.com/8569728f4071061c0cfb394db2cb66e3-64.png" }, "auto_start_on_max": true, "time_start": "2025-02-01T01:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2025-02-01T01:00:23.374879Z", "ended": "2025-11-22T23:41:12.244027Z", "start_waiting": "2025-02-01T01:00:23.187208Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/8569728f4071061c0cfb394db2cb66e3-15.png", "player_count": 5, "ranked": true }, { "id": 66088, "name": "Ejemplo 1.0", "director": { "id": 58535, "username": "blaumag", "country": "ar", "icon": "https://user-uploads.online-go.com/b9111f93173ba3f8763596a345d7e40e-64.png", "ratings": { "version": 5, "overall": { "rating": 1491.4078798746825, "deviation": 341.6984305472543, "volatility": 0.05999984344025184 } }, "ranking": 24.170395885469745, "professional": false, "ui_class": "provisional" }, "description": "Ejemplo 1.0", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 43, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 1200, "period_time": 30, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6840, "name": "CURSO UNR JULIO 2022", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 21, "icon": "https://user-uploads.online-go.com/64c0f29be00c04921a5b03e563575657-64.png" }, "auto_start_on_max": true, "time_start": "2020-10-01T11:00:00Z", "players_start": 2, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "invite", "started": "2020-10-01T10:03:55.010944Z", "ended": "2020-10-01T10:25:31.225763Z", "start_waiting": "2020-10-01T10:03:54.924026Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/64c0f29be00c04921a5b03e563575657-15.png", "player_count": 2, "ranked": true }, { "id": 76280, "name": "Iowa Go Society DE-Tournament (19x19)", "director": { "id": 560198, "username": "bcb783", "country": "us", "icon": "https://user-uploads.online-go.com/52b22053d9555c61be9e20745f798c9d-64.png", "ratings": { "version": 5, "overall": { "rating": 1411.6740850017543, "deviation": 62.698586149026845, "volatility": 0.060032486160548605 } }, "ranking": 22.898436145750754, "professional": false, "ui_class": "supporter" }, "description": "This is a double elimination, no handicaps, tournament between the members of the Iowa Go Society. Everyone please play expediently. Play to the best of your ability, and let the best Iowa Go Society player be decided!", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 44160, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 43200, "initial_time": 86400, "max_time": 172800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 1068, "name": "Iowa Go Society", "summary": "Help us spread the game of Go in Iowa!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 63, "icon": "https://user-uploads.online-go.com/408bf896c62a3828e4428810aa5c4aa2-64.png" }, "auto_start_on_max": false, "time_start": "2021-06-21T17:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2021-06-21T17:00:34.234779Z", "ended": "2021-06-23T16:48:40.253470Z", "start_waiting": "2021-06-21T17:00:33.851192Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/408bf896c62a3828e4428810aa5c4aa2-15.png", "player_count": 15, "ranked": true }, { "id": 102793, "name": "Tournament for beginners", "director": { "id": 1333360, "username": "1wuryd", "country": "cn", "icon": "https://user-uploads.online-go.com/09df0c62018124939bfa3b81283f554c-64.png", "ratings": { "version": 5, "overall": { "rating": 1127.6000700937311, "deviation": 162.59080438930707, "volatility": 0.0600029206577095 } }, "ranking": 17.696984136456305, "professional": false, "ui_class": "provisional" }, "description": "simple stuff", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "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": 13175, "name": "Group for beginners", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 2, "icon": "https://user-uploads.online-go.com/ffb463023043f14d5d344b1a7c4ec592-64.png" }, "auto_start_on_max": false, "time_start": "2023-05-02T02:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-12-20T18:53:55.016083Z", "ended": "2024-12-31T23:03:12.268010Z", "start_waiting": "2024-12-20T18:53:54.937898Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/ffb463023043f14d5d344b1a7c4ec592-15.png", "player_count": 4, "ranked": true }, { "id": 125168, "name": "Blitz 19x19 Elimination Tournament 2025-02-07 13:30", "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": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260827T170000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-08-27T17:00:25.447048Z", "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": "2026-08-27T21:00:00Z", "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": "2025-02-07T13:30:24.073434Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2025-02-07T13:31:24.158674Z", "ended": "2025-02-07T14:10:34.285344Z", "start_waiting": "2025-02-07T13:31:24.091311Z", "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": 72720, "name": "Weekly 19x19 Games 2021-03-22", "director": { "id": 741522, "username": "wolfmeister", "country": "_United_Federation_of_Planets", "icon": "https://secure.gravatar.com/avatar/c86451e4f5aaface6118117b8b91597b?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1209.6169056480942, "deviation": 65.52079638031556, "volatility": 0.06013235595814508 } }, "ranking": 19.32239564406787, "professional": false, "ui_class": "" }, "description": "%%%%%%%%%%%%%%%%%%%%%%%%\n\n!!!LIVE GAME APPOINTMENTS ARE NOT SCHEDULED AUTOMATICALLY!!!\n\nONCE TOURNAMENT STARTS:\n\nCOME BACK HERE TO FIND YOUR ASSIGNED OPPONENT ARRANGE A >30min VIDEO CONFERENCE WITH YOUR OPPONENT FINISH YOUR GAME WITHIN ONE WEEK, TO PREVENT BLOCKING THE TOURNAMENT. EACH MONDAY, SCHEDULE YOUR NEXT MATCH VIDEO CONFERENCE. %%%%%%%%%%%%%%%%%%%%%%%%", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": -1, "rules": "japanese", "time_per_move": 20160, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": true, "total_time": 1814400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6518, "name": "Madison Google Go", "summary": "Nominally a social league for the MSN site, but friendly, casual players from other sites welcome. Make sure to join the Hangouts room, go-msn@ group for announcements! Please send an *INTERNAL* email to the organizers to join. We don't always notice OG", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 18, "icon": "https://user-uploads.online-go.com/58487116e0e161b5d171c5b31268b059-64.png" }, "auto_start_on_max": false, "time_start": "2021-03-22T15:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2021-03-22T15:00:59.013550Z", "ended": "2021-07-07T21:36:15.132445Z", "start_waiting": "2021-03-22T15:00:58.787561Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/58487116e0e161b5d171c5b31268b059-15.png", "player_count": 6, "ranked": true }, { "id": 130898, "name": "Correspondence Weekly McMahon 19x19 2025-08-02 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:20260824T170000Z\nRRULE:FREQ=WEEKLY", "active": true, "created": "2015-12-16T02:22:56.480465Z", "last_run": "2026-08-24T17:00:24.922939Z", "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": "2026-08-31T17:00:00Z", "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": "2025-08-02T17:00:05.547165Z", "players_start": 10, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2025-08-02T17:00:53.136668Z", "ended": null, "start_waiting": "2025-08-02T17:00:51.601316Z", "board_size": 19, "active_round": 2, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 26, "ranked": true } ] }
