Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=5043
{ "count": 60964, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=5044", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=5042", "results": [ { "id": 20242, "name": "Live 19x19 Swiss Tournament 2016-08-29 20:30", "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": 4, "name": "Live 19x19 Swiss Tournament", "rrule": "DTSTART:20260908T040000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:30:39.250689Z", "last_run": "2026-09-08T04:00:35.456194Z", "lead_time_seconds": 1800, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 600, "periods": 3 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 40 }, "next_run": "2026-09-08T08:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 36, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 600, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2016-08-29T20:30:01.299119Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2016-08-29T20:30:04.244309Z", "ended": "2016-08-29T22:13:51.095901Z", "start_waiting": "2016-08-29T20:30:03.122053Z", "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": 1507, "name": "All good fun.", "director": { "id": 27300, "username": "junglerick", "country": "gb", "icon": "https://secure.gravatar.com/avatar/ea3e898fb9546d4739b68378e0c68f3a?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1702.6846653899172, "deviation": 67.90809979128974, "volatility": 0.05997881766861816 } }, "ranking": 27.237438930514383, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 78, "name": "OGS Mini Tournaments", "summary": "The home for all of the old OGS mini tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 386, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 12, "max_ranking": 18, "analysis_enabled": false, "exclusivity": "open", "started": "2011-12-19T16:23:29Z", "ended": "2011-12-19T15:23:29Z", "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 19327, "name": "Blitz 13x13 Swiss Tournament 2016-07-25 19:30", "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": 3, "name": "Blitz 13x13 Swiss Tournament", "rrule": "DTSTART:20260908T030000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:27:45.234995Z", "last_run": "2026-09-08T03:00:35.449264Z", "lead_time_seconds": 1800, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "size": 13, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 300, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 40 }, "next_run": "2026-09-08T07:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 13, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 300, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2016-07-25T19:30:33.841853Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2016-07-25T19:30:35.799098Z", "ended": "2016-07-25T20:28:21.719714Z", "start_waiting": "2016-07-25T19:30:35.312998Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 7, "ranked": true }, { "id": 112964, "name": "Live 19x19 Swiss Tournament 2024-02-20 00:30", "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": 4, "name": "Live 19x19 Swiss Tournament", "rrule": "DTSTART:20260908T040000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:30:39.250689Z", "last_run": "2026-09-08T04:00:35.456194Z", "lead_time_seconds": 1800, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 600, "periods": 3 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 40 }, "next_run": "2026-09-08T08:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 35, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 600, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2024-02-20T00:30:27.364451Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2024-02-20T00:31:27.496526Z", "ended": "2024-02-20T02:08:42.134648Z", "start_waiting": "2024-02-20T00:31:27.364287Z", "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": 12154, "name": "@@ No Vacation, No Pain @@", "director": { "id": 120320, "username": "Ignil", "country": "_GoT_Lannister", "icon": "https://user-uploads.online-go.com/e9f6ae33557bfe5d19889c6e4af8dcc4-64.png", "ratings": { "version": 5, "overall": { "rating": 2121.912696995676, "deviation": 70.45817006699149, "volatility": 0.05996492273182429 } }, "ranking": 32.33302425647488, "professional": false, "ui_class": "" }, "description": "I'm sitting here in the boring room \nIt's just another rainy Sunday afternoon \nI'm wasting my time \nI got nothing to do \nI'm hanging around \nI'm waiting for you \nBut nothing ever happens and I wonder \n\nOop...! Just ordinary tournament with one exception, No Vacation ALLOWED. The player whose status vacation will be disqualified when reported. Four days max time with 8 hours addition each move.", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 32640, "time_control_parameters": { "time_control": "fischer", "initial_time": 345600, "max_time": 345600, "time_increment": 28800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 485, "name": "THAILAND GO", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 529, "icon": "https://user-uploads.online-go.com/51662af930ea8ccf8fe4335513ca2357-64.png" }, "auto_start_on_max": false, "time_start": "2015-11-30T16:23:00Z", "players_start": 10, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2015-11-30T16:23:11.206975Z", "ended": "2016-07-23T17:11:28.233390Z", "start_waiting": "2015-11-30T16:23:09.767729Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/51662af930ea8ccf8fe4335513ca2357-15.png", "player_count": 57, "ranked": true }, { "id": 1508, "name": "ademkula's mini-tournament", "director": { "id": 18975, "username": "ademkula", "country": "tr", "icon": "https://secure.gravatar.com/avatar/44b7d82ed3471fdd0ae95a26c91c295e?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1834.9145697306662, "deviation": 65.7405498896889, "volatility": 0.059979971156898584 } }, "ranking": 28.968866879709733, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 78, "name": "OGS Mini Tournaments", "summary": "The home for all of the old OGS mini tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 386, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 22, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2011-09-04T13:29:29Z", "ended": "2011-09-04T11:29:29Z", "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "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:20260907T170000Z\nRRULE:FREQ=WEEKLY", "active": true, "created": "2015-12-16T02:22:56.480465Z", "last_run": "2026-09-07T17:00:35.435053Z", "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": "2026-09-14T17:00:00Z", "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": 3, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 27, "ranked": true }, { "id": 103535, "name": "Beat the Kyu, Be a Dan 2024", "director": { "id": 281554, "username": "TYDC", "country": "_DOOP", "icon": "https://user-uploads.online-go.com/bbd482f273f613d97a246c2d297b822c-64.png", "ratings": { "version": 5, "overall": { "rating": 1718.9206124366913, "deviation": 62.261513068101095, "volatility": 0.059933689928148376 } }, "ranking": 27.45713989813029, "professional": false, "ui_class": "" }, "description": "Have you been playing Go for years, grinding tsumego for countless hours, and still find yourself stuck at the kyu level? You are not alone! \n\nJoin us in this annual tournament since 2019 where players like you, struggling at the kyu ranks, come together.\n\nThis tournament is all about fast-paced correspondence. Players who try to pause games or taking a vacation will be disqualified.\n\nNo pause/Vacation\n\nNo sandbagging\n\nNo AI support\n\n\n<img src=\"https://i.imgur.com/lMUqulz.png\" width=525 height=315>", "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", "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 7685, "name": "24HGO_OGS", "summary": "<audio src=\"/music/good_enough.mp3\" controls>\t\n<p>Fallback content goes here.</p>\n</audio>", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 86, "icon": "https://user-uploads.online-go.com/605421e94b90e6e3b22ec09b80180283-64.png" }, "auto_start_on_max": false, "time_start": "2023-12-31T16:00:00Z", "players_start": 100, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 28, "analysis_enabled": false, "exclusivity": "open", "started": "2023-12-31T16:02:06.224216Z", "ended": null, "start_waiting": "2023-12-31T16:00:05.216403Z", "board_size": 19, "active_round": 4, "icon": "https://user-uploads.online-go.com/605421e94b90e6e3b22ec09b80180283-15.png", "player_count": 1880, "ranked": true }, { "id": 29330, "name": "Blitz 13x13 Swiss Tournament 2017-08-11 19:30", "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": 3, "name": "Blitz 13x13 Swiss Tournament", "rrule": "DTSTART:20260908T030000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:27:45.234995Z", "last_run": "2026-09-08T03:00:35.449264Z", "lead_time_seconds": 1800, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "size": 13, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 300, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 40 }, "next_run": "2026-09-08T07:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 13, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 300, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2017-08-11T19:30:24.522558Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2017-08-11T19:30:28.152691Z", "ended": "2017-08-11T20:24:17.259863Z", "start_waiting": "2017-08-11T19:30:26.590808Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 8, "ranked": true }, { "id": 1509, "name": "Blitzing", "director": { "id": 35569, "username": "Edu", "country": "fi", "icon": "https://secure.gravatar.com/avatar/142f13561195a1fcad72f219bc2e5f89?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1881.6341396538014, "deviation": 65.7177344747495, "volatility": 0.06002388687098355 } }, "ranking": 29.550920340459673, "professional": false, "ui_class": "supporter" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "simple", "per_move": 86400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 78, "name": "OGS Mini Tournaments", "summary": "The home for all of the old OGS mini tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 386, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 22, "max_ranking": 29, "analysis_enabled": false, "exclusivity": "open", "started": "2011-07-22T20:39:40Z", "ended": "2011-07-22T18:39:40Z", "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true } ] }
