Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=1042
{ "count": 59565, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=1043", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=1041", "results": [ { "id": 42431, "name": "Let's train", "director": { "id": 46110, "username": "kaminoite", "country": "un", "icon": "https://secure.gravatar.com/avatar/24362a406029d31b67b13ff4f0daac9b?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1648.8534785793127, "deviation": 68.57710162863657, "volatility": 0.060159011587517894 } }, "ranking": 26.49372121027552, "professional": false, "ui_class": "" }, "description": "Let's go", "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": 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": 759, "icon": "https://user-uploads.online-go.com/86d86effdffc2d0bbcd98e0f3b379249-64.png" }, "auto_start_on_max": false, "time_start": "2018-11-09T21:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2018-11-09T21:00:48.891285Z", "ended": "2019-08-15T16:10:55.107920Z", "start_waiting": "2018-11-09T21:00:47.261991Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/86d86effdffc2d0bbcd98e0f3b379249-15.png", "player_count": 32, "ranked": true }, { "id": 25683, "name": "Correspondence 13x13 RoundRobin 2017-03-23 01:00", "director": { "id": 4, "username": "matburt", 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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": "2026-05-07T19:00:00Z", "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": "2017-03-23T01:00:23.007153Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2017-03-23T01:00:48.964538Z", "ended": "2017-04-07T21:42:36.951870Z", "start_waiting": "2017-03-23T01:00:45.989941Z", "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": 45461, "name": "Correspondence 9x9 RoundRobin 2019-02-09 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:20260502T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:56:18.340749Z", "last_run": "2026-05-02T19:00:48.900527Z", "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": "2026-05-05T19:00:00Z", "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": "2019-02-09T19:00:50.480063Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2019-02-09T19:01:21.480270Z", "ended": "2019-04-03T23:19:56.040997Z", "start_waiting": "2019-02-09T19:01:20.025336Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 8, "ranked": true }, { "id": 83846, "name": "Uname", "director": { "id": 1062886, "username": "TPPC6E16", "country": "hk", "icon": "https://user-uploads.online-go.com/375eab3790794739d502521392585dc5-64.png", "ratings": { "version": 5, "overall": { "rating": 1179.365488434665, "deviation": 65.21071520443627, "volatility": 0.06000916727195576 } }, "ranking": 18.736072575590104, "professional": false, "ui_class": "" }, "description": "Nothing", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": 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Come teach, learn, and have fun!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 17942, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": "2021-12-19T03:10:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-12-19T11:53:43.955440Z", "ended": "2021-12-23T14:47:18.499234Z", "start_waiting": "2021-12-19T11:53:43.905058Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 2, "ranked": true }, { "id": 111094, "name": "4-12 kyu {Two moves / day}", "director": { "id": 1185877, "username": "TranBao", "country": "vn", "icon": "https://user-uploads.online-go.com/67d7d186b94fc74fe63b005140aead0c-64.png", "ratings": { "version": 5, "overall": { "rating": 1059.961945802246, "deviation": 65.82996751174042, "volatility": 0.06008297490439881 } }, "ranking": 16.26495904827306, "professional": false, "ui_class": "" }, "description": "Welcome! This is a fast correspondence tournament. You are expected to play at least two moves per day. Handicap is on and mid-game analysis is off. Have fun.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "japanese", "time_per_move": 57600, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "correspondence", "pause_on_weekends": true, "per_move": 57600 }, "is_open": true, "exclude_provisional": true, "group": { "id": 25, "name": "Go Basics", "summary": "A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 17942, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": true, "time_start": "2023-12-29T14:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 18, "max_ranking": 26, "analysis_enabled": false, "exclusivity": "open", "started": "2024-02-08T06:34:38.905687Z", "ended": "2024-02-23T07:54:44.465285Z", "start_waiting": "2024-02-08T06:34:38.815623Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 4, "ranked": true }, { "id": 45607, "name": "KSSA Cup #1", "director": { "id": 275322, "username": "marty3713", "country": "au", "icon": "https://secure.gravatar.com/avatar/58d30047b3a244578c53d06ef7d366e8?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1277.3136010166488, "deviation": 65.17260684233244, "volatility": 0.06001524452299638 } }, "ranking": 20.583038633032594, "professional": false, "ui_class": "" }, "description": "inaugural kssa cup get keen", "schedule": null, "title": null, "tournament_type": "s_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": 3370, "name": "KSSA Cup", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 4, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2019-02-14T06:48:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2019-02-14T06:48:03.933768Z", "ended": "2019-04-05T22:41:46.628931Z", "start_waiting": "2019-02-14T06:48:03.592984Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 3, "ranked": true }, { "id": 103131, "name": "eygc 2021", "director": { "id": 1053160, "username": "Hugo2015", "country": "cn", "icon": "https://secure.gravatar.com/avatar/d64c04b3a494f6552609d5608aea189d?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 920.6489727758353, "deviation": 67.52247899148308, "volatility": 0.060047119924063745 } }, "ranking": 13.002905055703778, "professional": false, "ui_class": "" }, "description": "hugo lin", "schedule": null, "title": null, "tournament_type": "mcmahon", "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": 10082, "name": "EYGC 2021", "summary": "26th European Youth Go Championships, U12, U16 and U20, October 15-17, 2021", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 191, "icon": "https://user-uploads.online-go.com/6ea883d4959c6e13816367dbbb68f852-64.png" }, "auto_start_on_max": false, "time_start": "2023-05-18T16:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-05-18T16:00:55.627425Z", "ended": "2023-09-02T17:50:52.568982Z", "start_waiting": "2023-05-18T16:00:55.482705Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/6ea883d4959c6e13816367dbbb68f852-15.png", "player_count": 7, "ranked": true }, { "id": 81120, "name": "9/10 陳譽仁\t區思源", "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": "9/10 陳譽仁\t區思源", "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": 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": "2021-10-09T09:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2021-10-09T08:26:36.987499Z", "ended": "2021-10-09T09:08:19.200057Z", "start_waiting": "2021-10-09T08:26:36.925534Z", "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": 82944, "name": "第一回PCAトーナメント", "director": { "id": 53685, "username": "Saikku", "country": "jp", "icon": "https://secure.gravatar.com/avatar/8e5802fca914fea9b2365bbd9cd30e60?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1463.1169071753332, "deviation": 63.45617393218734, "volatility": 0.05999286971636953 } }, "ranking": 23.727037928940724, "professional": false, "ui_class": "" }, "description": "PCA社内囲碁トーナメント", "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", "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 10651, "name": "PCA社員", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 3, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2021-11-30T15:00:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2021-11-30T13:01:24.404786Z", "ended": "2021-12-26T21:01:06.057621Z", "start_waiting": "2021-11-30T13:01:24.305060Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 3, "ranked": true }, { "id": 45583, "name": "For everyone", "director": { "id": 614850, "username": "bowl the dice", "country": "ca", "icon": "https://user-uploads.online-go.com/ce5b8bde8321652b3091d38a513cca2c-64.png", "ratings": { "version": 5, "overall": { "rating": 1481.8824594119096, "deviation": 64.39755576070803, "volatility": 0.06008571389904037 } }, "ranking": 24.022065777767597, "professional": false, "ui_class": "" }, "description": "A tournament for everyone who likes go!!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "chinese", "time_per_move": 135360, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 518400, "max_time": 950400, "time_increment": 129600, "speed": "correspondence" }, "is_open": true, "exclude_provisional": false, "group": { "id": 343, "name": "Global Go Club", "summary": "Open Go club for people anywhere", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 590, "icon": "https://user-uploads.online-go.com/4ad2efd8d4b51b4244ae8cf09cadbde5-64.png" }, "auto_start_on_max": false, "time_start": "2019-02-12T17:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2019-02-14T03:17:49.588915Z", "ended": "2019-06-23T05:23:11.431790Z", "start_waiting": "2019-02-14T03:17:49.295484Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/4ad2efd8d4b51b4244ae8cf09cadbde5-15.png", "player_count": 4, "ranked": true } ] }
