Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-player_count&page=583
{ "count": 58922, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-player_count&page=584", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-player_count&page=582", "results": [ { "id": 24070, "name": "Live 9x9 Double Elimination Tournament 2017-01-22 14:30", "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": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260102T140000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-01-02T14:00:46.325572Z", 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"description": "\"enjoy the procedure and the goal will unfold\"<br>it's a fair fight so the handicap is enabled<br><img src=\"http://www.veterator.com/pic/cry/sql_closed.png\"><br>Onegaishimasu =)", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": -1, "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": { "id": 351, "name": "Fight Club", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 367, "icon": "https://user-uploads.online-go.com/84c668c6929052e27b769484f8a7a326-64.png" }, "auto_start_on_max": false, "time_start": "2016-02-26T21:00:00Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, 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"2017-01-21T21:30:43.443146Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2017-01-21T21:30:45.435157Z", "ended": "2017-01-21T22:26:52.807756Z", "start_waiting": "2017-01-21T21:30:44.748975Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 11, "ranked": true }, { "id": 23350, "name": "Live 9x9 Double Elimination Tournament 2016-12-26 14:30", "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 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"byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2016-12-26T14:30:27.020721Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2016-12-26T14:31:28.770187Z", "ended": "2016-12-26T16:10:32.826464Z", "start_waiting": "2016-12-26T14:31:28.409519Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 11, "ranked": true }, { "id": 23078, "name": "Yokohama Dec. 2016", "director": { "id": 134125, "username": "mitava", "country": "at", "icon": "https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png", "ratings": { "version": 5, "overall": { "rating": 829.3659685300282, "deviation": 63.70829844524693, "volatility": 0.05991115081900641 } }, 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"start_waiting": "2016-12-17T17:03:28.758812Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/219c1747de3336cf873d86fba3f9f999-15.png", "player_count": 11, "ranked": true }, { "id": 13860, "name": "Torneo mensual 19x19 (Enero)", "director": { "id": 162229, "username": "adax", "country": "mx", "icon": "https://user-uploads.online-go.com/aaf27bf22c4fdb2cf447d2dd4c7a2076-64.png", "ratings": { "version": 5, "overall": { "rating": 1419.4322216805313, "deviation": 63.60584420658599, "volatility": 0.06011519896134411 } }, "ranking": 23.025313270254255, "professional": false, "ui_class": "" }, "description": "Swiss 19x19", "schedule": null, "title": null, "tournament_type": "swiss", "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": { "id": 678, "name": "Asociación Mexicana de Baduk-Igo-Weiqi", "summary": "Asociación Mexicana de Go", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 225, "icon": "https://user-uploads.online-go.com/acc6ac0f8c46038902c8ccb6d94741f6-64.png" }, "auto_start_on_max": false, "time_start": "2016-01-10T02:49:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "group", "started": "2016-01-10T02:49:36.298575Z", "ended": "2017-01-06T06:17:31.038228Z", "start_waiting": "2016-01-10T02:49:36.146084Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/acc6ac0f8c46038902c8ccb6d94741f6-15.png", "player_count": 11, "ranked": true }, { "id": 21597, "name": "Learning", "director": { "id": 365420, "username": "heuristic", "country": "un", "icon": "https://secure.gravatar.com/avatar/076389e1076975cf0e728270a9f8ae78?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1407.9759105579803, "deviation": 67.83037217929727, "volatility": 0.06007135179835569 } }, "ranking": 22.83771031978001, "professional": false, "ui_class": "" }, "description": "lets have fun", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 88320, "time_control_parameters": { "time_control": "fischer", "initial_time": 172800, "max_time": 345600, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 1295, "name": "Heuristic Study Group", "summary": "Play unranked or privately with a study group and find answer to problems.", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 10, "icon": "https://user-uploads.online-go.com/43269c1076e99d1b2b2b5f2b0a3ca6b6-64.png" }, 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admin" }, "description": "Automatic Sitewide Tournament", "schedule": { "id": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260102T140000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-01-02T14:00:46.325572Z", "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": "2026-01-02T18:00:00Z", "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": "2017-09-20T18:30:41.343315Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2017-09-20T18:30:44.030086Z", "ended": "2017-09-20T19:56:22.780241Z", "start_waiting": "2017-09-20T18:30:43.453857Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 11, "ranked": true }, { "id": 21354, "name": "Blitz 19x19 Elimination Tournament 2016-10-10 13:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 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"next_run": "2026-01-02T21:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 11, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2016-10-10T13:30:45.661849Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2016-10-10T13:30:47.643075Z", "ended": "2016-10-10T14:07:54.402539Z", "start_waiting": "2016-10-10T13:30:47.113370Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 11, "ranked": true } ] }