Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=4597
{ "count": 60253, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=4598", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=4596", "results": [ { "id": 120017, "name": "Delta-0", "director": { "id": 1585100, "username": "deleted-66b4a315-c303-46ae-90de-e8e37a4c3fa6", "country": "_Pirate", "icon": "https://secure.gravatar.com/avatar/12b30d3eccfef9b34d2a0420bd25bb99?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 815.7450678973728, "deviation": 66.88709288670957, "volatility": 0.06005155078682002 } }, "ranking": 10.202288959673531, "professional": false, "ui_class": "" }, "description": "Первый тестовый турнир!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 90782, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, 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"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": 5, "name": "Correspondence 9x9 RoundRobin", "rrule": "DTSTART:20260713T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:56:18.340749Z", "last_run": "2026-07-13T19:00:19.802488Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 9, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 259200, "time_increment": 86400 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 10 }, "next_run": "2026-07-16T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "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": null, "auto_start_on_max": false, "time_start": "2015-04-19T01:00:38.142496Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2015-04-19T01:01:27.460669Z", "ended": "2015-05-15T05:33:05.990332Z", "start_waiting": "2015-04-19T01:01:26.247031Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 10, "ranked": true }, { "id": 85959, "name": "For chess2d-30k 💕💕💕💕💕💕💕💕", "director": { "id": 1064260, "username": "Cut Cyrus", "country": "cn", "icon": "https://user-uploads.online-go.com/4dd95097820786d5ef3711837645e049-64.png", "ratings": { "version": 5, "overall": { "rating": 769.1856759791827, "deviation": 77.17937343434052, "volatility": 0.06003577488890908 } }, "ranking": 8.841775085833024, "professional": false, "ui_class": "" }, "description": "This game is good!make friends!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "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": 11106, "name": "Chess school 2d-30k", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2022-02-14T04:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 31, "analysis_enabled": true, "exclusivity": "open", "started": "2022-10-16T05:22:46.413364Z", "ended": "2023-03-10T10:03:59.333447Z", "start_waiting": "2022-10-16T05:22:46.293028Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 101229, "name": "GoQuestLegnano", "director": { "id": 320477, "username": "Babyshamble", "country": "it", "icon": "https://user-uploads.online-go.com/512dde69ffb9f5e4d994521998167ed2-64.png", "ratings": { "version": 5, "overall": { "rating": 1803.7932934083024, "deviation": 62.13150648726225, "volatility": 0.06001185980691429 } }, "ranking": 28.572860856618256, "professional": false, "ui_class": "" }, "description": "King of GoQuest", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 8, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "blitz", "pause_on_weekends": false, "time_increment": 2, "initial_time": 180, "max_time": 300 }, "is_open": true, "exclude_provisional": true, "group": { "id": 11778, "name": "Go Club Legnano", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 20, "icon": "https://user-uploads.online-go.com/84a7ac347fe78216cc51a25980dba649-64.png" }, "auto_start_on_max": false, "time_start": "2023-03-17T21:15:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2023-03-17T21:15:36.158933Z", "ended": "2023-03-17T21:29:01.114748Z", "start_waiting": "2023-03-17T21:15:36.030227Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/84a7ac347fe78216cc51a25980dba649-15.png", "player_count": 4, "ranked": true }, { "id": 95723, "name": "Classic W.D.D.T. LXVIII", "director": { "id": 598257, "username": "Lukyn", "country": "cz", "icon": "https://user-uploads.online-go.com/7fb279757514c99fe4a3b2dd3a47f12c-64.png", "ratings": { "version": 5, "overall": { "rating": 1043.2038470007367, "deviation": 64.96511123800879, "volatility": 0.05997200360948492 } }, "ranking": 15.896031216566909, "professional": false, "ui_class": "supporter" }, "description": "Classic weekly double death tournament.", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 172800, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "correspondence", "pause_on_weekends": true, "per_move": 172800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 8129, "name": "ZEN Go", "summary": "The search for happiness is one of the chief sources of unhappiness.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 46, "icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-64.png" }, "auto_start_on_max": false, "time_start": "2022-10-16T23:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 23, "analysis_enabled": true, "exclusivity": "open", "started": "2022-10-16T23:00:33.073804Z", "ended": "2022-11-16T23:23:25.502110Z", "start_waiting": "2022-10-16T23:00:32.979946Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-15.png", "player_count": 4, "ranked": true }, { "id": 123334, "name": "Handicap Arena 2025 - 001", "director": { "id": 2408, "username": "richyfourtytwo", "country": "de", "icon": "https://user-uploads.online-go.com/8482108492340cf4f2021653180eb741-64.png", "ratings": { "version": 5, "overall": { "rating": 1544.5224066347039, "deviation": 65.89097959466096, "volatility": 0.05973497645064441 } }, "ranking": 24.980511175311808, "professional": false, "ui_class": "" }, "description": "Part of an arena tournament - 2025. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as there are 10 players.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "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": 13655, "name": "Handicap Arena", "summary": "Organising arena-type handicap correspondence tournaments.", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 108, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png" }, "auto_start_on_max": false, "time_start": "2025-01-01T12:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-01-01T12:00:36.558986Z", "ended": "2025-04-10T07:18:36.906169Z", "start_waiting": "2025-01-01T12:00:36.020513Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png", "player_count": 10, "ranked": true }, { "id": 60916, "name": "Correspondence 19x19 RoundRobin 2020-05-23 19:00", "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:20260714T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", 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"is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2020-05-23T19:00:43.293231Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2020-05-23T19:01:45.966924Z", "ended": "2022-10-16T00:02:03.660816Z", "start_waiting": "2020-05-23T19:01:43.180108Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 10, "ranked": true }, { "id": 95722, "name": "9x9 Traditional monthly tournament XI/22", "director": { "id": 598257, "username": "Lukyn", "country": "cz", "icon": "https://user-uploads.online-go.com/7fb279757514c99fe4a3b2dd3a47f12c-64.png", "ratings": { "version": 5, "overall": { "rating": 1043.2038470007367, "deviation": 64.96511123800879, "volatility": 0.05997200360948492 } }, "ranking": 15.896031216566909, 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"first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2022-10-16T03:40:38.023635Z", "ended": "2022-10-16T04:19:21.968676Z", "start_waiting": "2022-10-16T03:40:37.971205Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true } ] }
