Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=469
{ "count": 59607, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=470", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=468", "results": [ { "id": 66566, "name": "孫方中第一堂比賽", "director": { "id": 212102, "username": "關老師", "country": "hk", "icon": "https://secure.gravatar.com/avatar/d5ba894609aaf131293f3a54d86abda3?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2150.910125841699, "deviation": 76.64419155219224, "volatility": 0.06004910361666918 } }, "ranking": 32.6472431284603, "professional": false, "ui_class": "" }, "description": "請多多指教", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 16, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "live", "pause_on_weekends": false, "total_time": 1500 }, "is_open": true, "exclude_provisional": false, "group": { "id": 7027, "name": "(2022-2023 第1期 ) 孫方中 圍棋 進階A班", "summary": "3/10,10/10,17/10,24/10,31/10,7/11,28/11,5/12,19/12,9/1,16/1.\n\n星期一 下午 2:30-3:45.\n\n ", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 19, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2020-10-12T07:25:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2020-10-12T07:21:53.871925Z", "ended": "2020-10-12T08:30:49.371345Z", "start_waiting": "2020-10-12T07:21:53.720827Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 5, "ranked": true }, { "id": 55203, "name": "Correspondence 19x19 RoundRobin 2019-12-31 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": 6, "name": "Correspondence 19x19 RoundRobin", "rrule": "DTSTART:20260509T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:58:31.027016Z", "last_run": "2026-05-09T19:00:49.439064Z", "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": "2026-05-12T19:00:00Z", "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": "2019-12-31T19:00:32.307698Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2019-12-31T19:01:13.544133Z", "ended": "2020-01-27T21:42:16.383258Z", "start_waiting": "2019-12-31T19:01:07.397875Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 10, "ranked": true }, { "id": 59799, "name": "Live 19 Times 19 Tournament", "director": { "id": 720484, "username": "JtaoOMG", "country": "cn", "icon": "https://user-uploads.online-go.com/b79de628ffd7e4fe1a54a7c2b38163e5-64.png", "ratings": { "version": 5, "overall": { "rating": 1866.3720336200906, "deviation": 64.63461166642907, "volatility": 0.06005553853146774 } }, "ranking": 29.36238292017167, "professional": false, "ui_class": "" }, "description": "Live 19 Times 19 Tournament", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "chinese", "time_per_move": 43, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 1200, "period_time": 30, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 4456, "name": "Our Go House", "summary": "Hello this is Our Go House 🔰🔰\n😃🙃😊👋 YEET", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 160, "icon": "https://user-uploads.online-go.com/bf53577eefa2af10bcf48655c23a2b4a-64.png" }, "auto_start_on_max": false, "time_start": "2020-04-29T18:01:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 26, "analysis_enabled": true, "exclusivity": "open", "started": "2020-04-29T18:01:33.081434Z", "ended": "2020-04-29T19:18:32.270685Z", "start_waiting": "2020-04-29T18:01:32.467426Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/bf53577eefa2af10bcf48655c23a2b4a-15.png", "player_count": 4, "ranked": true }, { "id": 54955, "name": "6k-11k 8-player 1m/3d rated even games (19x19, 29-Dec-2019)", "director": { "id": 488678, "username": "dino1019", "country": "tw", "icon": "https://user-uploads.online-go.com/a5975bed6be4d1496a8b7190da1c50f2-64.png", "ratings": { "version": 5, "overall": { "rating": 1510.1386879758272, "deviation": 60.989506459549204, "volatility": 0.059861836513944985 } }, "ranking": 24.459329491251946, "professional": false, "ui_class": "" }, "description": "1. This is for serious games to review later and improve for higher kyu players, including myself (Dino Hsu).\n2. 1 move per 3 days is to avoid timeout, but we can play faster if possible, hope we can finish a game within a month.\n3. I will try 8 players round-robin first, will adjust the number of players based on the effectiveness of the tournament. \nThank you for your participation.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 259200, "time_control_parameters": { "system": "canadian", "time_control": "canadian", "speed": "correspondence", "pause_on_weekends": false, "main_time": 0, "period_time": 259200, "stones_per_period": 1 }, "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": 8885, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png" }, "auto_start_on_max": false, "time_start": "2019-12-22T00:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 19, "max_ranking": 24, "analysis_enabled": true, "exclusivity": "open", "started": "2019-12-22T07:35:51.385597Z", "ended": "2020-03-10T10:49:15.052502Z", "start_waiting": "2019-12-22T07:35:50.640787Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png", "player_count": 4, "ranked": true }, { "id": 55516, "name": "M.M.S Tournament No.1", "director": { "id": 631752, "username": "Unbound Shadows", "country": "021", "icon": "https://secure.gravatar.com/avatar/ca612b6bcbf4064fbc5da61420f17d00?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1328.7656700558573, "deviation": 163.60448899799553, "volatility": 0.05999680031407069 } }, "ranking": 21.497262700750227, "professional": false, "ui_class": "provisional" }, "description": "Have fun!", "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": false, "group": { "id": 3576, "name": "M M S", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 10, "icon": "https://user-uploads.online-go.com/4431fb86594ed4a320be91d0cf24da0b-64.png" }, "auto_start_on_max": true, "time_start": "2020-01-15T15:50:00Z", "players_start": 6, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-01-15T17:22:12.009251Z", "ended": "2020-03-24T23:13:45.938362Z", "start_waiting": "2020-01-15T17:22:11.474152Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/4431fb86594ed4a320be91d0cf24da0b-15.png", "player_count": 6, "ranked": true }, { "id": 65153, "name": "bobo chan", "director": { "id": 735410, "username": "李張樂2", "country": "_Olimpic_Movement", "icon": "https://secure.gravatar.com/avatar/61444cd048a565c5661d6377c5995062?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1321.77899767645, "deviation": 64.49638859637703, "volatility": 0.06001589873489322 } }, "ranking": 21.37521847176111, "professional": false, "ui_class": "" }, "description": "no pro", "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": 2020, "name": "Octopus", "summary": "", "require_invitation": false, "is_public": true, "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": "2020-09-25T01:00:00Z", "players_start": 1, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-09-25T01:00:43.400118Z", "ended": "2020-11-18T14:28:39.587749Z", "start_waiting": "2020-09-25T01:00:42.980611Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 8, "ranked": true }, { "id": 54972, "name": "Tournoi de Noël", "director": { "id": 698012, "username": "hnortier", "country": "fr", "icon": "https://user-uploads.online-go.com/26bbdc1c61e78a45a79cae200a3561b0-64.png", "ratings": { "version": 5, "overall": { "rating": 1325.644665677432, "deviation": 62.347496939527176, "volatility": 0.05983290167100195 } }, "ranking": 21.44282403037378, "professional": false, "ui_class": "" }, "description": "Tournoi ouvert à tous et avec des handicaps automatiques. Tournoi francophone.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 604800, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "correspondence", "pause_on_weekends": false, "per_move": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 4200, "name": "Famille NORTIER", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 2, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2019-12-25T09:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2019-12-25T09:00:41.980300Z", "ended": "2020-04-14T11:18:35.228058Z", "start_waiting": "2019-12-25T09:00:41.275756Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 7, "ranked": true }, { "id": 58868, "name": "iidot vs ashton 2 JOIN THIS OEN U NERD", "director": { "id": 758817, "username": "58266", "country": "un", "icon": "https://secure.gravatar.com/avatar/3c5c08a49d6a0a5c2371c93eeff9a571?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1360.6502754221256, "deviation": 84.02776786582328, "volatility": 0.06000375206718071 } }, "ranking": 22.046202109643225, "professional": false, "ui_class": "" }, "description": "nowffewf", "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": false, "group": { "id": 5194, "name": "afafaefawe awrgegs", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 2, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2020-04-12T07:51:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-04-12T07:51:54.496321Z", "ended": "2020-04-19T21:43:58.131328Z", "start_waiting": "2020-04-12T07:51:54.296072Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true }, { "id": 54787, "name": "The Ace Crown", "director": { "id": 710264, "username": "arokani", "country": "fi", "icon": "https://user-uploads.online-go.com/b8c2aaa36228974b41c917ac0a2c3603-64.png", "ratings": { "version": 5, "overall": { "rating": 680.8419538470091, "deviation": 121.1181554970845, "volatility": 0.060009953530658855 } }, "ranking": 6.017424343945077, "professional": false, "ui_class": "" }, "description": "It made me write a 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", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 4274, "name": "The Ace Cafe", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 5, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2019-12-15T21:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2019-12-15T21:00:45.128765Z", "ended": "2019-12-21T21:22:58.173096Z", "start_waiting": "2019-12-15T21:00:44.963407Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 5, "ranked": true }, { "id": 53381, "name": "Correspondence 13x13 RoundRobin 2019-10-30 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:20260510T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T06:00:14.582400Z", "last_run": "2026-05-10T19:00:49.863592Z", "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": "2026-05-13T19:00:00Z", "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": "2019-10-30T19:00:07.527403Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2019-10-30T19:00:19.974429Z", "ended": "2019-12-26T23:00:05.406854Z", "start_waiting": "2019-10-30T19:00:15.357821Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 10, "ranked": true } ] }