Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=5586
{ "count": 59553, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=5587", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=5585", "results": [ { "id": 12814, "name": "Correspondence 13x13 RoundRobin 2015-11-29 07:18", "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:20260501T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T06:00:14.582400Z", "last_run": "2026-05-01T19:00:49.170692Z", "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": "2026-05-04T19:00:00Z", "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, "max_time": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2015-11-29T07:18:30.479834Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2015-11-29T07:18:48.412546Z", "ended": "2015-12-09T15:53:37.516702Z", "start_waiting": "2015-11-29T07:18:48.075464Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 6, "ranked": true }, { "id": 110486, "name": "Advance in 13x13", "director": { "id": 1384972, "username": "Marie-Johanna", "country": "_Starfleet", "icon": "https://user-uploads.online-go.com/c74764359ce05b361ccf801685f25723-64.png", "ratings": { "version": 5, "overall": { "rating": 1317.25748908916, "deviation": 65.76613397342902, "volatility": 0.060013522704345505 } }, "ranking": 21.29589177298914, "professional": false, "ui_class": "" }, "description": "Handicap enabled. Enjoy!", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 90782, "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": 13797, "name": " 无间勤碁术化 Go Advance forward forever", "summary": "欢迎围棋爱好者来到属于您的园地\n\n\n In Your 💖 Go to Universes everywhere", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 496, "icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-64.png" }, "auto_start_on_max": false, "time_start": "2023-12-14T12:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-12-14T12:00:34.733327Z", "ended": "2024-04-03T09:29:00.854559Z", "start_waiting": "2023-12-14T12:00:34.584458Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-15.png", "player_count": 10, "ranked": true }, { "id": 79076, "name": "21/8 4 -> 古宇喬\t3 -> 馬彥彬", "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": "21/8 4 -> 古宇喬\t3 -> 馬彥彬", "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": 480, "period_time": 20, "periods": 2 }, "is_open": true, "exclude_provisional": false, "group": { "id": 7531, "name": "傳碁 C班", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 87, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2021-08-21T04:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2021-08-21T03:45:57.995533Z", "ended": "2021-08-21T04:14:20.460049Z", "start_waiting": "2021-08-21T03:45:57.884209Z", "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": 137313, "name": "Haftalık 13x13 GO Turnuvası", "director": { "id": 740081, "username": "galaksi", "country": "un", "icon": "https://user-uploads.online-go.com/73ed90ab6ac88fcad517634998cc41cf-64.png", "ratings": { "version": 5, "overall": { "rating": 1781.5505706639947, "deviation": 103.4609570643941, "volatility": 0.060004648759396054 } }, "ranking": 28.28562166444893, "professional": false, "ui_class": "" }, "description": "Haftalık 13x13 GO Turnuvası", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 15, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "rapid", "pause_on_weekends": false, "time_increment": 10, "initial_time": 300, "max_time": 420 }, "is_open": true, "exclude_provisional": false, "group": { "id": 16175, "name": "PAE TV", "summary": "PAE TV'nin OGS Grubu", "require_invitation": false, "is_public": false, "admin_only_tournaments": true, "hide_details": false, "member_count": 15, "icon": "https://user-uploads.online-go.com/3266a5b634c4b26e44d4c8c35a356ea4-64.png" }, "auto_start_on_max": false, "time_start": "2026-02-12T17:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2026-02-12T17:00:47.474661Z", "ended": "2026-02-12T18:48:14.439296Z", "start_waiting": "2026-02-12T17:00:47.259189Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/3266a5b634c4b26e44d4c8c35a356ea4-15.png", "player_count": 6, "ranked": false }, { "id": 115233, "name": "9x9 Mini League 10k-25k #230", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1322.020035621088, "deviation": 69.35646142141174, "volatility": 0.06020515721259966 } }, "ranking": 21.37943969157665, "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": 697, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2024-04-28T19:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2024-04-27T05:43:38.557287Z", "ended": "2024-05-30T21:36:57.212678Z", "start_waiting": "2024-04-27T05:43:38.385555Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 5, "ranked": true }, { "id": 112377, "name": "第７期かおり杯棋聖戦Ａリーグ", "director": { "id": 575743, "username": "site15", "country": "un", "icon": "https://user-uploads.online-go.com/bc007d9395773691f25a5b61c493d20c-64.png", "ratings": { "version": 5, "overall": { "rating": 2232.771642016839, "deviation": 66.15745879617059, "volatility": 0.059975550212188235 } }, "ranking": 33.51195664282314, "professional": false, "ui_class": "" }, "description": "このトーナメントは下記の方が参加予定です。空きがないため参加者となっていない方は参加することができません。\n\nThis tournament have already been “reserved” for members listed below. If you are not one among them, don’t click “Join this tournament!”. (There is no vacancy.)\n\ndk0710さん、shinji01さん、yutakamiさん、ほんばさん、金子太一さん、peipeipeiさん", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 45251, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 43200, "initial_time": 259200, "max_time": 259200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 2969, "name": "かおり杯-World Kaori Cup-", "summary": "For every player who enjoy go game", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 295, "icon": "https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-64.png" }, "auto_start_on_max": false, "time_start": "2024-02-10T11:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2024-02-10T11:00:40.926187Z", "ended": "2024-04-22T15:09:23.821509Z", "start_waiting": "2024-02-10T11:00:40.775999Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-15.png", "player_count": 5, "ranked": true }, { "id": 104727, "name": "Heffivygd", "director": { "id": 1380342, "username": "pocketkid", "country": "un", "icon": "https://secure.gravatar.com/avatar/39d0420e9666cb104a0ff7fce484f3c0?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1122.1321234314664, "deviation": 130.2973755305095, "volatility": 0.05999888101126681 } }, "ranking": 17.584452329470643, "professional": false, "ui_class": "" }, "description": "不可作弊。", "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": false, "group": { "id": 11761, "name": "rengo EVERYDAY!", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 43, "icon": "https://user-uploads.online-go.com/7b22b1e6d7ca63a7cabe4b2572fea956-64.png" }, "auto_start_on_max": false, "time_start": "2023-06-25T12:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-02-10T19:48:24.619098Z", "ended": "2025-05-02T13:17:36.356945Z", "start_waiting": "2025-02-10T19:48:24.521174Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/7b22b1e6d7ca63a7cabe4b2572fea956-15.png", "player_count": 4, "ranked": true }, { "id": 47112, "name": "Correspondence 13x13 RoundRobin 2019-04-03 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:20260501T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T06:00:14.582400Z", "last_run": "2026-05-01T19:00:49.170692Z", "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": "2026-05-04T19:00:00Z", "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": "2019-04-03T19:00:47.486680Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2019-04-03T19:01:16.850659Z", "ended": "2019-05-03T23:49:04.868201Z", 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"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": "2026-05-04T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 90782, "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": "2025-02-03T19:00:24.023478Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2025-02-03T19:01:23.776128Z", "ended": "2025-03-24T01:57:22.667946Z", "start_waiting": "2025-02-03T19:01:23.556936Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 6, "ranked": true }, { "id": 35119, "name": "2018 Class C Single Elimination", "director": { "id": 153455, "username": "El0m", "country": "gb", "icon": "https://user-uploads.online-go.com/018b099d6b5f111ad780b468738dc998-64.png", "ratings": { "version": 5, "overall": { "rating": 1295.7038814112566, "deviation": 70.83331711939027, "volatility": 0.0603648964543371 } }, "ranking": 20.913967003155264, "professional": false, "ui_class": "" }, "description": "Elementary level.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "aga", "time_per_move": 46080, "time_control_parameters": { "period_time": 604800, "main_time": 259200, "system": "canadian", "pause_on_weekends": true, "time_control": "canadian", "stones_per_period": 14, "speed": "correspondence" }, "is_open": true, "exclude_provisional": false, "group": { "id": 1398, "name": "Ratio", "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": "2018-06-30T23:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2018-06-30T23:00:22.561045Z", "ended": "2019-07-01T07:07:27.801384Z", "start_waiting": "2018-06-30T23:00:21.324886Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 31, "ranked": true } ] }
