Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=4140
{ "count": 60699, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=4141", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=4139", "results": [ { "id": 86277, "name": "周逸 胡煜湶", "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": "周逸\n胡煜湶", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 26, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 600, "period_time": 20, "periods": 2 }, "is_open": true, 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"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": 6, "name": "Correspondence 19x19 RoundRobin", "rrule": "DTSTART:20260819T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:58:31.027016Z", "last_run": "2026-08-19T19:00:29.832476Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 432000, "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": "2026-08-22T19:00:00Z", "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": 432000, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2022-01-16T19:00:35.916451Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2022-01-16T19:01:26.190596Z", "ended": "2022-05-01T15:08:51.053066Z", "start_waiting": "2022-01-16T19:01:24.119976Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 8, "ranked": true }, { "id": 93717, "name": "3 -> 簡頌賢 4 -> 覃晉謙", "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": "3 -> 簡頌賢\n4 -> 覃晉謙", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 36, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 600, "period_time": 30, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 7533, "name": "傳碁 A班", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 36, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2022-08-20T11:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2022-08-20T10:09:50.297707Z", "ended": "2022-08-20T10:40:33.106221Z", "start_waiting": "2022-08-20T10:09:50.182973Z", "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": 86295, "name": "19-2 3 -> 沈榮鈞\t\t4 -> 郭在田", "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": "19-2 3 -> 沈榮鈞\t\t4 -> 郭在田", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 30, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 900, "period_time": 20, "periods": 2 }, "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": "2022-02-19T09:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2022-02-19T08:41:06.323500Z", "ended": "2022-02-19T09:24:53.300817Z", "start_waiting": "2022-02-19T08:41:06.205837Z", "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": 115865, "name": "Sunday GO 31 13×13", "director": { "id": 1551587, "username": "sunday3", "country": "un", "icon": "https://secure.gravatar.com/avatar/bddefe21f541e3724267094cc20656cf?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1500, "deviation": 350, "volatility": 0.06 } }, "ranking": 24.303382182144386, "professional": false, "ui_class": "provisional" }, "description": "Fun 45 sec per move\n\n\n<img src=\"https://media1.tenor.com/m/O1-G64Dda9YAAAAd/hikaru-shindo-hikaru-no-go.gif\" width=\"259\" height=\"197\" alt=\"Hikaru Shindo Hikaru No Go GIF - Hikaru Shindo Hikaru No Go Hand Of God GIFs\" style=\"max-width: 518px;\">\n\n\n\n <link rel=\"stylesheet\" type=\"text/css\" href=\"https://yewang.github.io/ProfileCSS/profile.css \"> <link rel=\"stylesheet\" type=\"text/css\"\n\n\n<img src=\"https://media1.tenor.com/m/O1-G64Dda9YAAAAd/hikaru-shindo-hikaru-no-go.gif\" width=\"259\" height=\"197\" alt=\"Hikaru Shindo Hikaru No Go GIF - Hikaru Shindo Hikaru No Go Hand Of God GIFs\" style=\"max-width: 518px;\">\n\n\n<a href=\"http://s01.flagcounter.com/more/lyQ6\"><img src=\"https://s01.flagcounter.com/count2/lyQ6/bg_FFFFFF/txt_000000/border_CCCCCC/columns_8/maxflags_250/viewers_0/labels_1/pageviews_0/flags_0/percent_0/\" alt=\"Flag Counter\" border=\"0\"></a>", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 45, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 0, "period_time": 45, "periods": 1 }, "is_open": true, "exclude_provisional": false, "group": { "id": 13675, "name": "Sunday GO and MORE", "summary": "You can't miss this group, join now!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 114, "icon": "https://user-uploads.online-go.com/e9f20c25fe1d95f705ad61dc0bd03a5d-64.png" }, "auto_start_on_max": false, "time_start": "2024-06-02T06:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-06-02T06:00:54.488974Z", "ended": "2024-06-02T06:16:34.067243Z", "start_waiting": "2024-06-02T06:00:54.419256Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/e9f20c25fe1d95f705ad61dc0bd03a5d-15.png", "player_count": 5, "ranked": true }, { "id": 85667, "name": "Classic W.D.D.T. LI", "director": { "id": 959671, "username": "ZachLee", "country": "_Pirate", "icon": "https://user-uploads.online-go.com/9f6a01a48db5819cb29f790866e3ad03-64.png", "ratings": { "version": 5, "overall": { "rating": 1422.2965587704578, "deviation": 64.39474436082165, "volatility": 0.05998151141691156 } }, "ranking": 23.071981640961692, "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": "2022-02-28T00:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 23, "analysis_enabled": true, "exclusivity": "open", "started": "2022-02-28T00:00:32.597715Z", "ended": "2022-04-04T15:09:12.963945Z", "start_waiting": "2022-02-28T00:00:32.470136Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-15.png", "player_count": 8, "ranked": true }, { "id": 89123, "name": "9x9 Mini League 10k-25k #41", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1413.091286907699, "deviation": 71.57968487736412, "volatility": 0.060272760648828305 } }, "ranking": 22.92166513829051, "professional": false, "ui_class": "" }, "description": "Special league for players between 25kyu and 10kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 3524, "name": "9x9 Lovers", "summary": "A group for Go players who love the 9x9 board.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 716, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2022-05-01T20:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2022-05-01T14:08:00.822600Z", "ended": "2022-07-01T19:01:54.605694Z", "start_waiting": "2022-05-01T14:08:00.660663Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 5, "ranked": true }, { "id": 134636, "name": "9x9 Mini League 10k-25k #344", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1413.091286907699, "deviation": 71.57968487736412, "volatility": 0.060272760648828305 } }, "ranking": 22.92166513829051, "professional": false, "ui_class": "" }, "description": "Special league for players between 25kyu and 10kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 95543, "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": 3524, "name": "9x9 Lovers", "summary": "A group for Go players who love the 9x9 board.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 716, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2025-11-23T20:05:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2025-11-23T12:06:54.038082Z", "ended": "2025-12-14T16:46:36.918161Z", "start_waiting": "2025-11-23T12:06:53.903196Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 5, "ranked": true }, { "id": 88066, "name": "Correspondence 13x13 RoundRobin 2022-04-02 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:20260817T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T06:00:14.582400Z", "last_run": "2026-08-17T19:00:29.605367Z", "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": "2026-08-20T19:00:00Z", "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": "2022-04-02T19:00:28.560214Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2022-04-02T19:01:11.891720Z", "ended": "2022-05-17T08:15:36.830828Z", "start_waiting": "2022-04-02T19:01:11.507199Z", "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": 24918, "name": "just cuz", "director": { "id": 425032, "username": "gm1301040e3593d7c1c04377", "country": "un", "icon": "https://secure.gravatar.com/avatar/49bf864c0828039334cdda2a2a244028?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1437.0985436836559, "deviation": 233.95290478981875, "volatility": 0.05999813042460543 } }, "ranking": 23.311661013245853, "professional": false, "ui_class": "provisional" }, "description": "for fun", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 43, "name": "Kyu Level Study Group", "summary": "A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 8952, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png" }, "auto_start_on_max": false, "time_start": "2017-02-22T20:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2017-02-25T23:56:21.962593Z", "ended": "2018-01-07T14:23:27.645548Z", "start_waiting": "2017-02-25T23:56:20.659281Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png", "player_count": 4, "ranked": true } ] }
