Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-players_start&page=340
{ "count": 59725, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-players_start&page=341", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-players_start&page=339", "results": [ { "id": 28479, "name": "Correspondence Weekly McMahon 19x19 2017-07-08 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": 9, "name": "Correspondence Weekly McMahon 19x19", "rrule": "DTSTART:20260518T170000Z\nRRULE:FREQ=WEEKLY", "active": true, "created": "2015-12-16T02:22:56.480465Z", "last_run": "2026-05-18T17:00:12.773130Z", "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": "2026-05-25T17:00:00Z", "base_points": "30.0" }, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "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": "2017-07-08T17:00:55.968226Z", "players_start": 60, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2017-07-08T17:01:54.092601Z", "ended": "2019-07-08T15:42:48.352179Z", "start_waiting": "2017-07-08T17:01:33.671255Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 61, "ranked": true }, { "id": 140331, "name": "🐲Speedy Tournament 2026 VIII🚀", "director": { "id": 629701, "username": "Sipjin", "country": "eu", "icon": "https://user-uploads.online-go.com/5d60113dc259ac2f8bd5d6e440632725-64.png", "ratings": { "version": 5, "overall": { "rating": 1467.1147927619381, "deviation": 63.38721995744973, "volatility": 0.059803569906441006 } }, "ranking": 23.79020775183156, "professional": false, "ui_class": "" }, "description": "============================\n\nFor players who like to play fast games.\n\nNo conditional moves or analysis during the game.\n\nFeel free to give tips to your partner after the game.\n\nPlease no bots. The use of AI is not allowed.\n\n============================", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 30168, "time_control_parameters": { "system": "canadian", "time_control": "canadian", "speed": "correspondence", "pause_on_weekends": true, "main_time": 172800, "period_time": 172800, "stones_per_period": 6 }, "is_open": true, "exclude_provisional": true, "group": { "id": 13788, "name": "Just use your brain 🦧", "summary": "A group for players who like to play Go with just their skills (no in-game analysis) and want to train and improve.", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 132, "icon": "https://user-uploads.online-go.com/516bbd96baeb702c9fff4dc493ece718-64.png" }, "auto_start_on_max": false, "time_start": "2026-07-04T18:00:00Z", "players_start": 60, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 15, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": null, "ended": null, "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/516bbd96baeb702c9fff4dc493ece718-15.png", "player_count": 5, "ranked": true }, { "id": 38088, "name": "Beat the kyu, be a dan 2019", "director": { "id": 281554, "username": "TYDC", "country": "_DOOP", "icon": "https://user-uploads.online-go.com/bbd482f273f613d97a246c2d297b822c-64.png", "ratings": { "version": 5, "overall": { "rating": 1790.2521076909397, "deviation": 63.67213133520528, "volatility": 0.05991640878307264 } }, "ranking": 28.398416798351004, "professional": false, "ui_class": "" }, "description": "Fischer: Clock starts with 3 days and increments by 12 hours per move up to a maximum of 1 week.\n\nFor sdk who missed last year tournament and willing to make dan dream come true, tournament will start at very first day of the new year, wish you all the best luck.\n\nPlease noted that this is a tournament for sdk,who have never reached dan level, therefore, i will filter players before tournament start. If you are asked to leave, feels happy to 'graduate' kyu degree earlier than others:)\n\nBe a SDK before 2019 to be able to join this tournament. It is a good chance for SDKs to make friends and learn from each others. I hope many of us can become Dan after this tournament", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 46080, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 43200, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 20, "name": "Single Digit Kyu Room", "summary": "A room for SDK's \r\n", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 758, "icon": "https://user-uploads.online-go.com/86d86effdffc2d0bbcd98e0f3b379249-64.png" }, "auto_start_on_max": false, "time_start": "2018-12-31T16:59:00Z", "players_start": 60, "first_pairing_method": "strength", "subsequent_pairing_method": "slaughter", "min_ranking": 16, "max_ranking": 26, "analysis_enabled": false, "exclusivity": "open", "started": "2018-12-31T17:00:21.887748Z", "ended": "2021-10-01T19:58:17.000367Z", "start_waiting": "2018-12-31T16:59:50.759268Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/86d86effdffc2d0bbcd98e0f3b379249-15.png", "player_count": 121, "ranked": true }, { "id": 16903, "name": "Correspondence Weekly McMahon 19x19 2016-04-30 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": 9, "name": "Correspondence Weekly McMahon 19x19", "rrule": "DTSTART:20260518T170000Z\nRRULE:FREQ=WEEKLY", "active": true, "created": "2015-12-16T02:22:56.480465Z", "last_run": "2026-05-18T17:00:12.773130Z", "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": "2026-05-25T17:00:00Z", "base_points": "30.0" }, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "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": "2016-04-30T17:00:01.974284Z", "players_start": 60, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2016-04-30T17:00:15.000856Z", "ended": "2017-09-21T20:05:04.580932Z", "start_waiting": "2016-04-30T17:00:09.636690Z", "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": 137749, "name": "🐲Speedy Tournament 2026 VII🚀", "director": { "id": 629701, "username": "Sipjin", "country": "eu", "icon": "https://user-uploads.online-go.com/5d60113dc259ac2f8bd5d6e440632725-64.png", "ratings": { "version": 5, "overall": { "rating": 1467.1147927619381, "deviation": 63.38721995744973, "volatility": 0.059803569906441006 } }, "ranking": 23.79020775183156, "professional": false, "ui_class": "" }, "description": "============================\n\nFor players who like to play fast games.\n\nNo conditional moves or analysis during the game.\n\nFeel free to give tips to your partner after the game.\n\nPlease no bots. The use of AI is not allowed.\n\n============================", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 30168, "time_control_parameters": { "system": "canadian", "time_control": "canadian", "speed": "correspondence", "pause_on_weekends": true, "main_time": 172800, "period_time": 172800, "stones_per_period": 6 }, "is_open": true, "exclude_provisional": true, "group": { "id": 13788, "name": "Just use your brain 🦧", "summary": "A group for players who like to play Go with just their skills (no in-game analysis) and want to train and improve.", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 132, "icon": "https://user-uploads.online-go.com/516bbd96baeb702c9fff4dc493ece718-64.png" }, "auto_start_on_max": false, "time_start": "2026-03-20T19:00:00Z", "players_start": 60, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 15, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2026-03-20T19:00:20.389524Z", "ended": null, "start_waiting": "2026-03-20T19:00:18.937213Z", "board_size": 19, "active_round": 1, "icon": "https://user-uploads.online-go.com/516bbd96baeb702c9fff4dc493ece718-15.png", "player_count": 63, "ranked": true }, { "id": 116033, "name": "🐲Speedy Tournament 2024 III🚀", "director": { "id": 629701, "username": "Sipjin", "country": "eu", "icon": "https://user-uploads.online-go.com/5d60113dc259ac2f8bd5d6e440632725-64.png", "ratings": { "version": 5, "overall": { "rating": 1467.1147927619381, "deviation": 63.38721995744973, "volatility": 0.059803569906441006 } }, "ranking": 23.79020775183156, "professional": false, "ui_class": "" }, "description": "============================\n\nFor players who like to play fast games.\n\nNo conditional moves or analysis during the game.\n\nFeel free to give tips to your partner after the game.\n\nPlease no bots. The use of AI is not allowed.\n\n============================", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 30168, "time_control_parameters": { "system": "canadian", "time_control": "canadian", "speed": "correspondence", "pause_on_weekends": true, "main_time": 172800, "period_time": 172800, "stones_per_period": 6 }, "is_open": true, "exclude_provisional": true, "group": { "id": 13788, "name": "Just use your brain 🦧", "summary": "A group for players who like to play Go with just their skills (no in-game analysis) and want to train and improve.", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 132, "icon": "https://user-uploads.online-go.com/516bbd96baeb702c9fff4dc493ece718-64.png" }, "auto_start_on_max": false, "time_start": "2024-08-31T18:00:00Z", "players_start": 60, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 15, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2024-08-31T18:00:35.492222Z", "ended": "2025-09-11T14:43:03.620006Z", "start_waiting": "2024-08-31T18:00:34.557337Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/516bbd96baeb702c9fff4dc493ece718-15.png", "player_count": 89, "ranked": true }, { "id": 35551, "name": "Correspondence Weekly McMahon 19x19 2018-03-24 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": 9, "name": "Correspondence Weekly McMahon 19x19", "rrule": "DTSTART:20260518T170000Z\nRRULE:FREQ=WEEKLY", "active": true, "created": "2015-12-16T02:22:56.480465Z", "last_run": "2026-05-18T17:00:12.773130Z", "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": "2026-05-25T17:00:00Z", "base_points": "30.0" }, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "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": "2018-03-24T17:00:17.449037Z", "players_start": 60, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2018-03-24T17:00:47.911927Z", "ended": "2019-08-11T02:27:35.221359Z", "start_waiting": "2018-03-24T17:00:24.473820Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 71, "ranked": true }, { "id": 40557, "name": "Correspondence Weekly McMahon 19x19 2018-09-08 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": 9, "name": "Correspondence Weekly McMahon 19x19", "rrule": "DTSTART:20260518T170000Z\nRRULE:FREQ=WEEKLY", "active": true, "created": "2015-12-16T02:22:56.480465Z", "last_run": "2026-05-18T17:00:12.773130Z", "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": "2026-05-25T17:00:00Z", "base_points": "30.0" }, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "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": "2018-09-08T17:00:33.842162Z", "players_start": 60, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2018-09-08T17:01:45.350976Z", "ended": "2020-02-20T23:55:00.190796Z", "start_waiting": "2018-09-08T17:01:17.647136Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 70, "ranked": true }, { "id": 36196, "name": "Correspondence Weekly McMahon 19x19 2018-04-14 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": 9, "name": "Correspondence Weekly McMahon 19x19", "rrule": "DTSTART:20260518T170000Z\nRRULE:FREQ=WEEKLY", "active": true, "created": "2015-12-16T02:22:56.480465Z", "last_run": "2026-05-18T17:00:12.773130Z", "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, 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