Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=rules&page=3858
{ "count": 59211, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=rules&page=3859", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=rules&page=3857", "results": [ { "id": 113237, "name": "Live 9x9 Double Elimination Tournament 2024-02-25 18:30", "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 Site-wide Tournament", "schedule": { "id": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260127T220000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-01-27T22:00:26.170243Z", "lead_time_seconds": 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"group": null, "auto_start_on_max": false, "time_start": "2024-02-25T21:30:29.266613Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2024-02-25T21:31:29.401796Z", "ended": "2024-02-25T21:46:10.670043Z", "start_waiting": "2024-02-25T21:31:29.263659Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 6, "ranked": true }, { "id": 113298, "name": "Live 9x9 Double Elimination Tournament 2024-02-27 10:30", "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 Site-wide Tournament", "schedule": { "id": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260127T220000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-01-27T22:00:26.170243Z", "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": "2026-01-28T02:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 41, "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": "2024-02-27T10:30:29.804260Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2024-02-27T10:31:29.821596Z", "ended": "2024-02-27T11:06:33.304363Z", "start_waiting": "2024-02-27T10:31:29.676310Z", "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": 111641, "name": "Try your bestπ", "director": { "id": 1319005, "username": "γ·γγ’γγΌγ«_", "country": "jp", "icon": "https://user-uploads.online-go.com/df7f66741f08d5c386e88c884b79ae74-64.png", "ratings": { "version": 5, "overall": { "rating": 949.9421170069556, "deviation": 75.98545279103452, "volatility": 0.060061906807984435 } }, "ranking": 13.728014604249521, "professional": false, "ui_class": "" }, "description": "Try your best and get the champion.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": -1, "rules": "japanese", "time_per_move": 90782, "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": 13948, "name": "OGS Go Group", "summary": "This is Go Chess Group in OGS, and I am welcome everyone to join this group π π", "require_invitation": false, "is_public": false, "admin_only_tournaments": true, "hide_details": true, "member_count": 7, "icon": "https://user-uploads.online-go.com/78a96f6714bbbdbe62a745ec37bce775-64.png" }, "auto_start_on_max": false, "time_start": "2024-01-13T13:35:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-02-28T12:10:30.046290Z", "ended": "2024-02-28T12:12:28.094174Z", "start_waiting": "2024-02-28T12:10:30.006854Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/78a96f6714bbbdbe62a745ec37bce775-15.png", "player_count": 3, "ranked": true }, { "id": 111532, "name": "Welcome March tournament 2024", "director": { "id": 1374105, "username": "sitisan.e", "country": "th", "icon": "https://secure.gravatar.com/avatar/774040cf71da5944a8daf49c9e155efb?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 789.7653004936407, "deviation": 64.97053073428337, "volatility": 0.05998769851458218 } }, "ranking": 9.453014299800758, "professional": false, "ui_class": "" }, "description": "Fun on first of march", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 311, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 300, "period_time": 300, "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": 110, "icon": "https://user-uploads.online-go.com/e9f20c25fe1d95f705ad61dc0bd03a5d-64.png" }, "auto_start_on_max": false, "time_start": "2024-03-01T07:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-03-01T07:00:30.608103Z", "ended": "2024-03-01T07:21:00.554766Z", "start_waiting": "2024-03-01T07:00:30.538171Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/e9f20c25fe1d95f705ad61dc0bd03a5d-15.png", "player_count": 8, "ranked": true }, { "id": 113424, "name": "tttttttt", "director": { "id": 1230929, "username": "koonp2s2", "country": "th", "icon": "https://secure.gravatar.com/avatar/e830d5abe031d7021a414f090ce76fc3?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 691.7379528187089, "deviation": 73.95923526570202, "volatility": 0.06002219227681165 } }, "ranking": 6.384976970503283, "professional": false, "ui_class": "" }, "description": "tttttttt", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 12, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 300, "period_time": 10, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 5893, "name": "Go Family", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 148, "icon": "https://user-uploads.online-go.com/69dc5c9576b388c1fc86c857114ab798-64.png" }, "auto_start_on_max": true, "time_start": "2024-03-02T08:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2024-03-02T07:06:42.983218Z", "ended": "2024-03-02T07:37:22.102390Z", "start_waiting": "2024-03-02T07:06:42.927397Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/69dc5c9576b388c1fc86c857114ab798-15.png", "player_count": 4, "ranked": true }, { "id": 125316, "name": "new year 2024 yeah gg", "director": { "id": 1053363, "username": "Dean_Huawei", "country": "au", "icon": "https://user-uploads.online-go.com/8ba2f57b818d3e60115468503df064a6-64.png", "ratings": { "version": 5, "overall": { "rating": 755.1535669003812, "deviation": 66.541419992615, "volatility": 0.060035846864767366 } }, "ranking": 8.415554344254035, "professional": false, "ui_class": "" }, "description": "good luck", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "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": 11147, "name": "tetris go (match every stones) :D", "summary": "play go and have fun!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 37, "icon": "https://user-uploads.online-go.com/b9b259cf2e85ecb12af44bfe88722295-64.png" }, "auto_start_on_max": false, "time_start": "2025-02-11T11:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": null, "ended": null, "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/b9b259cf2e85ecb12af44bfe88722295-15.png", "player_count": 1, "ranked": true }, { "id": 118068, "name": "19x19 Open D.E. Cup #77", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1376.0894471462334, "deviation": 71.32601664207745, "volatility": 0.0601482599888588 } }, "ranking": 22.307403870442624, "professional": false, "ui_class": "" }, "description": "Double-Elimination tournament for everyone. 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"started": "2024-07-26T17:30:26.012119Z", "ended": "2024-07-26T17:43:09.397045Z", "start_waiting": "2024-07-26T17:30:25.955089Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 4, "ranked": true } ] }
