Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=board_size&page=5036
{ "count": 60238, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=board_size&page=5037", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=board_size&page=5035", "results": [ { "id": 17065, "name": "Correspondence 19x19 RoundRobin 2016-05-02 01:00", "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:20260711T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:58:31.027016Z", "last_run": "2026-07-11T19:00:19.513953Z", "lead_time_seconds": 86400, 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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": "2024-02-17T17:00:38.685984Z", "players_start": 10, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2024-02-17T17:00:40.830774Z", "ended": "2025-01-19T05:27:46.762468Z", "start_waiting": "2024-02-17T17:00:40.079977Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 14, "ranked": true }, { "id": 17148, "name": "BG TOURNAMENT 19X19", "director": { "id": 61543, "username": "rotata", "country": "bg", "icon": "https://user-uploads.online-go.com/986218916518fa0b5a6abe36ca100b05-64.png", "ratings": { "version": 5, "overall": { "rating": 2002.7840511991185, "deviation": 64.39064538340868, "volatility": 0.059898862302968495 } }, "ranking": 30.995425143540217, "professional": false, "ui_class": "" }, "description": "Good Luck !", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 259200, "time_control_parameters": { "time_control": "simple", "per_move": 259200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 273, "name": "Bulgarian Go Players", "summary": "Група на играещите Го от България.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 91, "icon": "https://user-uploads.online-go.com/ddd682e526af61940b5bb2c841223bdf-64.png" }, "auto_start_on_max": true, "time_start": "2016-05-08T21:34:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "group", "started": "2016-05-08T21:34:13.672774Z", "ended": "2016-10-31T12:32:37.835173Z", "start_waiting": "2016-05-08T21:34:13.218741Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/ddd682e526af61940b5bb2c841223bdf-15.png", "player_count": 8, "ranked": true }, { "id": 112880, "name": "Go Practice 2 (19-10）", "director": { "id": 1410254, "username": "211517", "country": "un", "icon": "https://user-uploads.online-go.com/c7730013363199da9b17ec935246d4ce-64.png", "ratings": { "version": 5, "overall": { "rating": 1186.955376481708, "deviation": 142.81200406854057, "volatility": 0.060003009316722186 } }, "ranking": 18.884578649674634, "professional": false, "ui_class": "" }, "description": "For people who is 19-10 kyu", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "chinese", "time_per_move": 600, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "live", "pause_on_weekends": false, "per_move": 600 }, "is_open": true, "exclude_provisional": false, "group": { "id": 13995, "name": "OGS Go Cup Title Tournaments", "summary": "Hi, I am Go Cup Tournaments. The photo is a cup, that mean: Make tournament", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 23, "icon": "https://user-uploads.online-go.com/ededbc5107d7f558aa17587481343a94-64.png" }, "auto_start_on_max": false, "time_start": "2024-04-01T07:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "slaughter", "min_ranking": 11, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2024-04-01T07:00:02.956341Z", "ended": "2024-04-01T08:06:00.613871Z", "start_waiting": "2024-04-01T07:00:02.791138Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/ededbc5107d7f558aa17587481343a94-15.png", "player_count": 7, "ranked": true }, { "id": 111999, "name": "Sunday GO 20 19×19", "director": { "id": 1496104, "username": "fahd.may", "country": "un", "icon": "https://secure.gravatar.com/avatar/92b69983808ad46a21d2f49082271e43?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1500, "deviation": 350, "volatility": 0.06 } }, "ranking": 24.303382182144386, "professional": false, "ui_class": "provisional" }, "description": "Fun 2/1move", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 120, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 0, "period_time": 120, "periods": 1 }, "is_open": true, "exclude_provisional": false, "group": { "id": 13675, "name": "Sunday GO and MORE", "summary": "You can't miss this group, join now!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 112, "icon": "https://user-uploads.online-go.com/e9f20c25fe1d95f705ad61dc0bd03a5d-64.png" }, "auto_start_on_max": false, "time_start": 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12.857879294159314, "professional": false, "ui_class": "" }, "description": "C'est un tournois ouert a tous ! N,hésitez pas a vous inscrire.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 28, "time_control_parameters": { "time_control": "canadian", "period_time": 300, "main_time": 1200, "stones_per_period": 20 }, "is_open": true, "exclude_provisional": false, "group": { "id": 95, "name": "France Go Players", "summary": "Le groupe pour les joueurs français!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1312, "icon": "https://user-uploads.online-go.com/f860ac26e7c271a3637835570b1fc13f-64.png" }, "auto_start_on_max": false, "time_start": "2016-05-01T20:00:00Z", "players_start": 10, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2016-05-05T18:42:23.498644Z", "ended": "2016-05-05T20:23:45.943579Z", "start_waiting": 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