Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=5265
{ "count": 58972, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=5266", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=5264", "results": [ { "id": 62365, "name": "Live 19x19 Swiss Tournament 2020-06-24 20:30", "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": 4, "name": "Live 19x19 Swiss Tournament", "rrule": "DTSTART:20260315T120000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:30:39.250689Z", "last_run": "2026-03-15T12:00:11.254388Z", 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null, "auto_start_on_max": false, "time_start": "2023-10-16T23:30:35.565513Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2023-10-16T23:31:35.710287Z", "ended": "2023-10-17T00:32:47.813035Z", "start_waiting": "2023-10-16T23:31:35.578556Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 6, "ranked": true }, { "id": 127334, "name": "Blitz 13x13 Swiss Tournament 2025-04-10 11:30", "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 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"10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 35, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 600, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2025-11-15T16:30:04.982913Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2025-11-15T16:31:05.053314Z", "ended": "2025-11-15T17:52:41.585188Z", "start_waiting": "2025-11-15T16:31:04.981024Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 7, "ranked": true }, { "id": 577, "name": "Kwiatek's 1st 13", "director": { "id": 17565, "username": "kwiatek", "country": "ca", "icon": 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"first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 9, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2008-10-20T07:14:40Z", "ended": "2008-10-20T05:14:40Z", "start_waiting": null, "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 62151, "name": "Live 13x13 tournament", "director": { "id": 777164, "username": "sweissner2", "country": "us", "icon": "https://user-uploads.online-go.com/678047e226d2c7bf4aeac51b8ac1b72d-64.png", "ratings": { "version": 5, "overall": { "rating": 1572.5358097855003, "deviation": 66.54532804606535, "volatility": 0.060919413057090276 } }, "ranking": 25.396626434308853, "professional": false, "ui_class": "supporter" }, "description": "live tournament, 13x13\nshort games", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": -1, "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": true, "group": { "id": 5144, "name": "Go players", "summary": "For all go players - feel free to join!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 226, "icon": "https://user-uploads.online-go.com/4ec48471c12af9fa68f6f30d6c700930-64.png" }, "auto_start_on_max": false, "time_start": "2020-06-23T01:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 18, "analysis_enabled": true, "exclusivity": "open", "started": "2020-06-23T01:00:07.679841Z", "ended": "2020-06-23T02:08:03.926114Z", "start_waiting": "2020-06-23T01:00:07.275208Z", "board_size": 13, "active_round": null, "icon": 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