Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-board_size&page=5079
{ "count": 59697, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-board_size&page=5080", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-board_size&page=5078", "results": [ { "id": 95493, "name": "BigTopMidway - Go Tournament Trial - Live", "director": { "id": 1220813, "username": "themastiff", "country": "un", "icon": "https://secure.gravatar.com/avatar/122788895c254a127c81ff408797a0c9?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 938.9084578815834, "deviation": 203.94092917384765, "volatility": 0.0600023067194422 } }, "ranking": 13.45755158560454, "professional": false, "ui_class": "provisional" }, "description": "BigTopMidway first Go Tournament\nTest run.\nLive play", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "korean", "time_per_move": 31, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 30, "initial_time": 120, "max_time": 300 }, "is_open": true, "exclude_provisional": false, "group": { "id": 12374, "name": "🎪BigTopMidway🎪", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 2, "icon": "https://user-uploads.online-go.com/137adbf4a7c560a84d188c9a2d4c4de6-64.png" }, "auto_start_on_max": false, "time_start": "2022-10-10T00:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-10-10T00:00:05.900085Z", "ended": "2022-10-10T01:00:42.818314Z", "start_waiting": "2022-10-10T00:00:05.798609Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/137adbf4a7c560a84d188c9a2d4c4de6-15.png", "player_count": 4, "ranked": true }, { "id": 96032, "name": "Live 9x9 Double Elimination Tournament 2022-10-24 14:30", "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": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260520T020000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-05-20T02:00:15.896313Z", "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": "2026-05-20T06:00:00Z", "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": "2022-10-24T14:30:16.600598Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2022-10-24T14:30:17.926963Z", "ended": "2022-10-24T15:52:59.034322Z", "start_waiting": "2022-10-24T14:30:17.747414Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 9, "ranked": true }, { "id": 85651, "name": "Tournament 9▪︎9, fisher 1d + 2d = 3d", "director": { "id": 1109165, "username": "Barkodө", "country": "zz", "icon": "https://user-uploads.online-go.com/2b3341677e561c33e74183b0c9da5d51-64.png", "ratings": { "version": 5, "overall": { "rating": 1137.447661980552, "deviation": 65.80926006162407, "volatility": 0.0599769193300956 } }, "ranking": 17.89828072313223, "professional": false, "ui_class": "" }, "description": "Tournament like starting!", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 174720, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 172800, "initial_time": 172800, "max_time": 259200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 11060, "name": "Tournament go", 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"player_count": 4, "ranked": true }, { "id": 86983, "name": "Live 9x9 Double Elimination Tournament 2022-03-07 18:30", "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": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260520T020000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-05-20T02:00:15.896313Z", "lead_time_seconds": 1800, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "size": 9, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, 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