Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=is_open&page=1017
{ "count": 59282, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=is_open&page=1018", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=is_open&page=1016", "results": [ { "id": 76124, "name": "Correspondence 9x9 RoundRobin 2021-06-10 19:00", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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:20260204T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:56:18.340749Z", "last_run": "2026-02-04T19:01:07.861622Z", "lead_time_seconds": 86400, 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"players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2021-06-10T19:00:31.483189Z", "ended": "2021-06-25T23:49:44.914662Z", "start_waiting": "2021-06-10T19:00:29.132040Z", "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": 70704, "name": "#016 🐩 Sunday Correspondence 19×19 RoundRobin", "director": { "id": 782501, "username": "マンジュリカ", "country": "jp", "icon": "https://user-uploads.online-go.com/fbeb691b3d1b4b41a890cb9b89b59bc6-64.png", "ratings": { "version": 5, "overall": { "rating": 1613.1492347649423, "deviation": 66.21889845362597, "volatility": 0.05849840812884101 } }, "ranking": 25.986924418598104, "professional": false, "ui_class": "" }, "description": "have fun", "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": 259200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 2214, "name": "Dogs fun", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 11, "icon": "https://user-uploads.online-go.com/cabe872fc4d0083bc32905811a4b62e8-64.png" }, "auto_start_on_max": true, "time_start": "2021-02-07T09:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2021-02-03T12:38:15.356725Z", "ended": "2021-06-26T11:18:29.194797Z", "start_waiting": "2021-02-03T12:38:14.257505Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/cabe872fc4d0083bc32905811a4b62e8-15.png", "player_count": 10, "ranked": true }, { "id": 58391, "name": "Senshi League · Registration Tournament", "director": { "id": 278620, "username": "rodrigo_o", "country": "br", "icon": "https://user-uploads.online-go.com/5f04c97f6a4663c43d09dff0096bf3ac-64.png", "ratings": { "version": 5, "overall": { "rating": 915.824803911921, "deviation": 68.60262348810217, "volatility": 0.0602190954258877 } }, "ranking": 12.881280922000522, "professional": false, "ui_class": "" }, "description": "This is just the Registration Tournament for the Senshi League 1st term.", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "correspondence", "pause_on_weekends": true, "per_move": 86400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 4383, "name": "International Go League", "summary": "This group is dedicated to the 9x9 International Go League.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 28, "icon": "https://user-uploads.online-go.com/9001e73df00d4ed84cff435d89080e2a-64.png" }, "auto_start_on_max": false, "time_start": "2020-12-31T21:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2020-12-31T21:01:00.604917Z", "ended": "2021-07-13T15:48:17.794873Z", "start_waiting": "2020-12-31T21:00:59.263795Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/9001e73df00d4ed84cff435d89080e2a-15.png", "player_count": 36, "ranked": true }, { "id": 76111, "name": "beginner match", "director": { "id": 983580, "username": "5C13林晉逸", "country": "_Pirate", "icon": "https://user-uploads.online-go.com/1d717fa000479aa19fa5c59a3ef9805a-64.png", "ratings": { "version": 5, "overall": { "rating": 1002.3619333432582, "deviation": 81.82897733511471, "volatility": 0.060009108656422866 } }, "ranking": 14.971479214046814, "professional": false, "ui_class": "" }, "description": "nothing", "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": 9289, "name": "crazy bot beginner", "summary": "hi. we are bots. crazy ones. also the beginner version. please join this group.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 6, "icon": "https://user-uploads.online-go.com/9f24a05d8d420dcf020b22c02f5af425-64.png" }, "auto_start_on_max": false, "time_start": "2021-06-09T10:00:00Z", "players_start": 1, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-06-09T10:00:05.746964Z", "ended": "2021-06-09T10:00:05.720959Z", "start_waiting": "2021-06-09T10:00:05.651567Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/9f24a05d8d420dcf020b22c02f5af425-15.png", "player_count": 1, "ranked": true }, { "id": 77975, "name": "good game", "director": { "id": 1022804, "username": "jomidavarezi50", "country": "un", "icon": "https://secure.gravatar.com/avatar/83f447fbe2981189bec4693cb3391dc8?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 939.8575173889457, "deviation": 133.00583249491038, "volatility": 0.06001195999820298 } }, "ranking": 13.480940054156171, "professional": false, "ui_class": "" }, "description": "hi my frends", "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": 9694, "name": "Angel", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 8, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2021-07-24T20:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-07-25T02:17:12.557022Z", "ended": "2021-08-07T15:41:15.235100Z", "start_waiting": "2021-07-25T02:17:12.449625Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 72943, "name": "Absolute Fortnight - july", "director": { "id": 710368, "username": "Macrophage", "country": "un", "icon": "https://user-uploads.online-go.com/90a535ecb859bd75ac6553453904b2ab-64.png", "ratings": { "version": 5, "overall": { "rating": 1749.5440538052776, "deviation": 70.24037770451248, "volatility": 0.05978753223312503 } }, "ranking": 27.86593811747669, "professional": false, "ui_class": "" }, "description": "No pausing and no vacations.\n\nBeware that this is fast correspondence.\n\n* Previous tournament:\nhttps://online-go.com/tournament/71396\n* Next tournament:\nhttps://online-go.com/tournament/75219", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 13440, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": false, "total_time": 1209600 }, "is_open": true, "exclude_provisional": true, "group": { "id": 508, "name": "Fast Correspondence", "summary": "Tournaments for people who like to play quick correspondence games.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 804, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png" }, "auto_start_on_max": false, "time_start": "2021-06-30T23:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-06-30T23:00:25.655376Z", "ended": "2021-09-25T12:54:51.039937Z", "start_waiting": "2021-06-30T23:00:20.249088Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png", "player_count": 60, "ranked": true }, { "id": 80547, "name": "25/9 陳樂萌\t周學賢", "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": "25/9 陳樂萌\t周學賢", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 28, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 720, "period_time": 20, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 7533, "name": "傳碁 A班", "summary": "", "require_invitation": false, "is_public": false, 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78.19731452501959, "volatility": 0.06006087171771568 } }, "ranking": 17.66169912212786, "professional": false, "ui_class": "supporter moderator admin" }, "description": "Automatic Sitewide Tournament", "schedule": { "id": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260205T060000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-02-05T06:01:04.010218Z", "lead_time_seconds": 1800, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "size": 9, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-02-05T10:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 33, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2021-09-27T22:30:03.069417Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2021-09-27T22:30:04.342608Z", "ended": "2021-09-27T22:56:38.115888Z", "start_waiting": "2021-09-27T22:30:04.176856Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 5, "ranked": true }, { "id": 78681, "name": "？？？？？？？？？", "director": { "id": 958322, "username": "tarko", "country": "_Olimpic_Movement", "icon": "https://user-uploads.online-go.com/53fa06288d3e848b32d46117d7fed702-64.png", "ratings": { "version": 5, "overall": { "rating": 548.5181758804144, "deviation": 62.257387316147415, "volatility": 0.0601682493052109 } }, "ranking": 5, "professional": false, "ui_class": "" }, "description": "＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿", "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": 8667, "name": "Dog &cat", "summary": "It's dogs turn now", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 25, "icon": "https://user-uploads.online-go.com/ee08d4f437b81c28d8b7d19b837a28cd-64.png" }, "auto_start_on_max": false, "time_start": "2021-08-11T16:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-08-11T21:36:01.391672Z", "ended": "2021-08-12T15:13:20.700201Z", "start_waiting": "2021-08-11T21:36:01.217374Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/ee08d4f437b81c28d8b7d19b837a28cd-15.png", "player_count": 4, "ranked": true }, { "id": 75426, "name": "Segundo torneo de entrenamiento Kanik", "director": { "id": 798920, "username": "vaik.kanik", "country": "mx", "icon": "https://user-uploads.online-go.com/2d6b90dc29878481490e8286eaaeb49f-64.png", "ratings": { "version": 5, "overall": { "rating": 1204.2225428156405, "deviation": 60.304261832422974, "volatility": 0.05973651284789012 } }, "ranking": 19.21892587308428, "professional": false, "ui_class": "" }, "description": "Bienvenidos al segundo torneo de entrenamiento, rumbo al Segundo Torneo Kanik 2021.", "schedule": null, "title": null, "tournament_type": "double_elimination", "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": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 4974, "name": "Taller de Go-Biblioteca de México", "summary": "Torneos todos los sábados a las 17:30 hrs (Ciudad de México)", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 237, "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-64.png" }, "auto_start_on_max": false, "time_start": "2021-05-23T23:15:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "invite", "started": "2021-05-23T23:15:16.943599Z", "ended": "2021-05-24T00:37:47.641604Z", "start_waiting": "2021-05-23T23:15:16.713109Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-15.png", "player_count": 8, "ranked": true } ] }
