Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=617
{ "count": 60248, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=618", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=616", "results": [ { "id": 87136, "name": "Correspondence 13x13 RoundRobin 2022-03-12 19:00", "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": 7, "name": "Correspondence 13x13 RoundRobin", "rrule": "DTSTART:20260712T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T06:00:14.582400Z", "last_run": "2026-07-12T19:00:19.422968Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 13, "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": 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": "2026-07-15T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "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": "2022-03-12T19:00:19.259611Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2022-03-12T19:00:21.120572Z", "ended": "2022-04-26T18:17:51.434804Z", "start_waiting": "2022-03-12T19:00:20.820364Z", "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": 84940, "name": "Classic W.D.D.T. XLVII", "director": { "id": 929191, "username": "EnsoZEN", "country": "cz", "icon": "https://user-uploads.online-go.com/9de5727796a655588080bb89cc627977-64.png", "ratings": { "version": 5, "overall": { "rating": 1463.5820448380764, "deviation": 67.30723430909097, "volatility": 0.06004488935091738 } }, "ranking": 23.734396346844115, "professional": false, "ui_class": "" }, "description": "Classic weekly double death tournament.\n\nImportant! This is a tournament for beginners and intermediates. All registered players acknowledge that if they increase their position by more than 2 classes during the tournament, they will be disqualified.", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 172800, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "correspondence", "pause_on_weekends": true, "per_move": 172800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 8129, "name": "ZEN Go", "summary": "The search for happiness is one of the chief sources of unhappiness.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 46, "icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-64.png" }, "auto_start_on_max": false, "time_start": "2022-01-31T00:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 23, "analysis_enabled": true, "exclusivity": "open", "started": "2022-01-31T00:00:49.568966Z", "ended": "2022-04-23T22:00:10.934891Z", "start_waiting": "2022-01-31T00:00:49.413384Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-15.png", "player_count": 8, "ranked": true }, { "id": 85126, "name": "noob swser 14", "director": { "id": 844218, "username": "lolroblox", "country": "au", "icon": "https://user-uploads.online-go.com/898603eb835a4063bf795672200accce-64.png", "ratings": { "version": 5, "overall": { "rating": 1319.9778490137012, "deviation": 64.3683573753299, "volatility": 0.05999444409408204 } }, "ranking": 21.343651147118212, "professional": false, "ui_class": "" }, "description": "blah blah", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "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": 6332, "name": "noob_bot", "summary": "Play with bots", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 885, "icon": "https://user-uploads.online-go.com/d3277278f721d0b587ac5dcb628ac2d1-64.png" }, "auto_start_on_max": false, "time_start": "2022-01-28T09:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-01-28T09:00:19.717526Z", "ended": "2022-05-18T15:50:48.447956Z", "start_waiting": "2022-01-28T09:00:19.598171Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/d3277278f721d0b587ac5dcb628ac2d1-15.png", "player_count": 5, "ranked": true }, { "id": 86675, "name": "Correspondence 9x9 RoundRobin 2022-03-01 19:00", "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": 5, "name": "Correspondence 9x9 RoundRobin", "rrule": "DTSTART:20260713T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:56:18.340749Z", "last_run": "2026-07-13T19:00:19.802488Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 9, "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": 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": "2026-07-16T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "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": "2022-03-01T19:00:14.237708Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2022-03-01T19:01:08.531699Z", "ended": "2022-04-02T14:56:17.850285Z", "start_waiting": "2022-03-01T19:01:08.027758Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 10, "ranked": true }, { "id": 41773, "name": "Lions 19x19 Swiss - October 2018", "director": { "id": 557899, "username": "🦁 Lvicala 🦁", "country": "cz", "icon": "https://user-uploads.online-go.com/c3809b0710aca9a2fd14431e2d9e32f2-64.png", "ratings": { "version": 5, "overall": { "rating": 1215.5307681865688, "deviation": 63.83387610820817, "volatility": 0.060058613626475424 } }, "ranking": 19.435301089469824, "professional": false, "ui_class": "" }, "description": "19x19", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 44160, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 86400, "max_time": 259200, "time_increment": 43200, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 2773, "name": "Lions", "summary": "for all fighters like lion :)", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 8, "icon": "https://user-uploads.online-go.com/c3809b0710aca9a2fd14431e2d9e32f2-64.png" }, "auto_start_on_max": false, "time_start": "2018-10-15T10:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2018-10-15T10:00:30.272135Z", "ended": "2019-06-19T20:27:14.473679Z", "start_waiting": "2018-10-15T10:00:29.763809Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/c3809b0710aca9a2fd14431e2d9e32f2-15.png", "player_count": 11, "ranked": true }, { "id": 83365, "name": "new year aka noob swser 13", "director": { "id": 844218, "username": "lolroblox", "country": "au", "icon": "https://user-uploads.online-go.com/898603eb835a4063bf795672200accce-64.png", "ratings": { "version": 5, "overall": { "rating": 1319.9778490137012, "deviation": 64.3683573753299, "volatility": 0.05999444409408204 } }, "ranking": 21.343651147118212, "professional": false, "ui_class": "" }, "description": "happy new year", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "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": 6332, "name": "noob_bot", "summary": "Play with bots", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 885, "icon": "https://user-uploads.online-go.com/d3277278f721d0b587ac5dcb628ac2d1-64.png" }, "auto_start_on_max": false, "time_start": "2021-12-31T13:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-12-31T13:00:45.061240Z", "ended": "2023-01-30T09:06:42.638215Z", "start_waiting": "2021-12-31T13:00:44.937592Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/d3277278f721d0b587ac5dcb628ac2d1-15.png", "player_count": 9, "ranked": true }, { "id": 91814, "name": "Tournoi Qualification Alter&Go Meijin 名人", "director": { "id": 1071520, "username": "Alter and Go", "country": "fr", "icon": "https://user-uploads.online-go.com/6a65c40a63ebd0ceca99dd959da0586c-64.png", "ratings": { "version": 5, "overall": { "rating": 1413.8848044734557, "deviation": 64.52208649693014, "volatility": 0.06034341342479805 } }, "ranking": 22.934661309135908, "professional": false, "ui_class": "" }, "description": "Grand tournoi de qualification pour le titre de Meijin 名人 d'Alter&Go ! Bonne parties à tous and have fun !", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 130560, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 86400, "period_time": 129600, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 10477, "name": "Alter and Go", "summary": "Groupe français ! Bonne entente, débutant, confirmé, expert accepter ! lets go !", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 128, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2022-06-28T14:00:00Z", "players_start": 30, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-07-01T07:17:53.818647Z", "ended": "2023-11-16T05:57:59.730907Z", "start_waiting": "2022-07-01T07:17:53.670308Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 6, "ranked": true }, { "id": 69191, "name": "tournament for badges blitz:^", "director": { "id": 888411, "username": "hikaru and sai.", "country": "_CARICOM", "icon": "https://user-uploads.online-go.com/8d9142072852dbb65909746ea4f4d5a9-64.png", "ratings": { "version": 5, "overall": { "rating": 633.6080341648096, "deviation": 65.33801758418787, "volatility": 0.05999209103873468 } }, "ranking": 5, "professional": false, "ui_class": "" }, "description": "10 second go:^", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "chinese", "time_per_move": 10, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "live", "pause_on_weekends": false, "per_move": 10 }, "is_open": true, "exclude_provisional": true, "group": { "id": 7697, "name": "😐😐😐😐😐😐", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 7, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2020-12-20T21:10:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-12-20T21:13:35.032164Z", "ended": "2020-12-20T21:31:11.912504Z", "start_waiting": "2020-12-20T21:13:34.800561Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true }, { "id": 103094, "name": "turkey word go cup", "director": { "id": 1048706, "username": "Go Toprak", "country": "nl", "icon": "https://secure.gravatar.com/avatar/512216939eeae2bbf8a92f214a921d06?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1366.54093625547, "deviation": 121.52438726135598, "volatility": 0.060012426166598805 } }, "ranking": 22.146209039692096, "professional": false, "ui_class": "" }, "description": "come the tukeys", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 44568, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "time_increment": 43200, "initial_time": 172800, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 127, "name": "Go Turkey", "summary": "A group for go players from Tukey", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 59, "icon": "https://user-uploads.online-go.com/951f176a6d1a289d0236e36dd27c492c-64.png" }, "auto_start_on_max": false, "time_start": "2023-05-10T17:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2023-05-27T17:33:58.059357Z", "ended": "2023-08-30T13:02:22.493882Z", "start_waiting": "2023-05-27T17:33:57.961251Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/951f176a6d1a289d0236e36dd27c492c-15.png", "player_count": 4, "ranked": true }, { "id": 101510, "name": "5 -> 郭在田 6 -> 楊興宇", "director": { "id": 818416, "username": "傳碁學園", "country": "un", "icon": "https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png", "ratings": { "version": 5, "overall": { "rating": 1898.3468207617877, "deviation": 71.28817954667363, "volatility": 0.06041644550084839 } }, "ranking": 29.755630942351214, "professional": false, "ui_class": "" }, "description": "5 -> 郭在田\n6 -> 楊興宇", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 25, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 600, "period_time": 20, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6399, "name": "傳碁 B班", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 53, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2023-03-25T09:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2023-03-25T08:34:58.186513Z", "ended": "2023-03-25T09:15:02.267057Z", "start_waiting": "2023-03-25T08:34:58.142054Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true } ] }
