Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-max_ranking&page=105
{ "count": 60083, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=106", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=104", "results": [ { "id": 109542, "name": "Aリーグ（2k+）", "director": { "id": 874208, "username": "FUKO.S", "country": "jp", "icon": "https://user-uploads.online-go.com/aa170ff76e007cc7bc7a15709e85dbb8-64.png", "ratings": { "version": 5, "overall": { "rating": 2208.151542128061, "deviation": 68.94747429756583, "volatility": 0.06003767154281009 } }, "ranking": 33.25527075653788, "professional": false, "ui_class": "supporter" }, "description": "リーグ開始時に参加されているメンバーでの総あたり戦になります。（レーティングによる自動ハンデ付き）\n\nIt will be a round-robin tournament with automatic handicapping based on ratings.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "japanese", "time_per_move": 9573, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": false, "total_time": 1209600 }, "is_open": true, "exclude_provisional": false, "group": { "id": 7692, "name": "Yushima Go Cafe （湯島囲碁喫茶）", "summary": "This is a group exclusively for guests of Yushima Go Cafe and members of the Online Go Salon.\n湯島囲碁喫茶のゲスト＆オンライン囲碁サロンメンバー専用のグループです。", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 114, "icon": "https://user-uploads.online-go.com/8246898de5c953274f7be81122b75b69-64.png" }, "auto_start_on_max": false, "time_start": "2023-11-16T11:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 28, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2023-11-16T11:00:52.346394Z", "ended": "2023-12-10T10:42:17.786654Z", "start_waiting": "2023-11-16T11:00:52.219778Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/8246898de5c953274f7be81122b75b69-15.png", "player_count": 5, "ranked": true }, { "id": 101372, "name": "First Win Go Tournament!", "director": { "id": 1185576, "username": "fuseki3", "country": "un", "icon": "https://secure.gravatar.com/avatar/ed4f7981512e1f4c30105dd676952cc8?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1954.282226948811, "deviation": 67.95164411851059, "volatility": 0.06444193358544419 } }, "ranking": 30.42789688591667, "professional": false, "ui_class": "" }, "description": "First Win Go tournament! \n\nWelcome to our first tournament! :-) \n\nFeel free to participate and join the group if you would like.\n\n We'll have dan player reviews for each game as a way to improve together and to thank you for participating. \n\nHave fun and enjoy the games! Hope we can all learn from each other!", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 259200, "max_time": 345600 }, "is_open": true, "exclude_provisional": true, "group": { "id": 12989, "name": "WIN GO", "summary": "Anyone is welcome, come learn and grow along us. A nice place for high and medium rank players to learn together, and play in tournaments and climb some ladders together. Tournament winners and high Ladder players welcome. Cheers! o7", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 20, "icon": "https://user-uploads.online-go.com/31aa6e748b7e740a7b6f25c2e57409b4-64.png" }, "auto_start_on_max": false, "time_start": "2023-03-26T12:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 16, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-03-26T12:00:20.116888Z", "ended": null, "start_waiting": "2023-03-26T12:00:19.988310Z", "board_size": 19, "active_round": 3, "icon": "https://user-uploads.online-go.com/31aa6e748b7e740a7b6f25c2e57409b4-15.png", "player_count": 17, "ranked": true }, { "id": 128396, "name": "19x19 Open D.E. Cup #115", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1383.207229075705, "deviation": 70.05276692417301, "volatility": 0.060229214650962565 } }, "ranking": 22.426837941140068, "professional": false, "ui_class": "" }, "description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599", "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": false, "group": { "id": 12599, "name": "GO Special Tournaments", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 77, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png" }, "auto_start_on_max": true, "time_start": "2025-05-18T21:00:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-05-17T17:16:23.810600Z", "ended": "2026-05-17T15:22:01.207010Z", "start_waiting": "2025-05-17T17:16:23.700729Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png", "player_count": 8, "ranked": true }, { "id": 127776, "name": "Handicap Arena 2025 - 029", "director": { "id": 526987, "username": "Gia", "country": "gr", "icon": "https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png", "ratings": { "version": 5, "overall": { "rating": 997.0912122291485, "deviation": 63.73000414759477, "volatility": 0.06005569624143249 } }, "ranking": 14.849428365601128, "professional": false, "ui_class": "supporter" }, "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 it is full (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": true, "time_start": "2025-04-27T15:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-04-25T19:04:00.291658Z", "ended": "2025-10-22T09:54:58.469631Z", "start_waiting": "2025-04-25T19:03:59.774765Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png", "player_count": 10, "ranked": true }, { "id": 67985, "name": "Aljarafe II", "director": { "id": 759730, "username": "Runciter", "country": "es", "icon": "https://secure.gravatar.com/avatar/f11ff72c4dc5237c6c852980f1056106?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1533.8656723354768, "deviation": 68.34551566588239, "volatility": 0.060001279804745324 } }, "ranking": 24.820229639519237, "professional": false, "ui_class": "" }, "description": "Segundo intento.", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": -1, "rules": "japanese", "time_per_move": 43, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 1200, "period_time": 30, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 7111, "name": "Aljarafe Club de Go", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 18, "icon": "https://user-uploads.online-go.com/37a929053dad64799e730777e18099e1-64.png" }, "auto_start_on_max": false, "time_start": "2020-11-18T18:10:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-11-18T18:06:34.848598Z", "ended": "2020-11-23T19:14:02.765940Z", "start_waiting": "2020-11-18T18:06:34.656952Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/37a929053dad64799e730777e18099e1-15.png", "player_count": 7, "ranked": true }, { "id": 126447, "name": "19x19 Open League #79", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1383.207229075705, "deviation": 70.05276692417301, "volatility": 0.060229214650962565 } }, "ranking": 22.426837941140068, "professional": false, "ui_class": "" }, "description": "Open league for everyone. Tournament will be started as soon as 10 players will join it.\n\nPrevious winners: https://online-go.com/group/12599", "schedule": null, "title": null, "tournament_type": "roundrobin", "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": false, "group": { "id": 12599, "name": "GO Special Tournaments", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 77, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png" }, "auto_start_on_max": true, "time_start": "2025-03-23T22:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-03-23T15:57:15.279343Z", "ended": "2025-09-10T17:00:07.337716Z", "start_waiting": "2025-03-23T15:57:14.463367Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png", "player_count": 10, "ranked": true }, { "id": 67984, "name": "Dragonball", "director": { "id": 697830, "username": "Capricorniopro", "country": "mx", "icon": "https://user-uploads.online-go.com/ec662b630457908b5b2dbb4e2737f6ad-64.png", "ratings": { "version": 5, "overall": { "rating": 960.4107395138926, "deviation": 64.11144301357903, "volatility": 0.06001657700544378 } }, "ranking": 13.981738450231642, "professional": false, "ui_class": "" }, "description": "Hola buenas tardes", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 33, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 300, "period_time": 30, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 7123, "name": "Sertianos", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 12, "icon": "https://user-uploads.online-go.com/7bef9bc3c948124a954b04987467c82d-64.png" }, "auto_start_on_max": false, "time_start": "2020-11-18T17:18:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-11-18T17:18:41.708197Z", "ended": "2020-11-18T18:13:41.619635Z", "start_waiting": "2020-11-18T17:18:41.133035Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/7bef9bc3c948124a954b04987467c82d-15.png", "player_count": 12, "ranked": true }, { "id": 63111, "name": "Braila Blitz 9x9 Fisher time- ed3", "director": { "id": 90428, "username": "ehomba", "country": "ro", "icon": "https://user-uploads.online-go.com/c698091e4749dc44f560e1d52fc16a15-64.png", "ratings": { "version": 5, "overall": { "rating": 1543.4646180931454, "deviation": 64.76177801879301, "volatility": 0.05993525858782052 } }, "ranking": 24.964651130888832, "professional": false, "ui_class": "supporter" }, "description": "Braila Blitz 13x13 Fisher time- ed3", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 13, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 10, "initial_time": 300, "max_time": 300 }, "is_open": true, "exclude_provisional": false, "group": { "id": 2993, "name": "Asociația de Go Brăila", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 26, "icon": "https://user-uploads.online-go.com/97a4fe5337f2c4f846c9bfa27ce9e6c7-64.png" }, "auto_start_on_max": false, "time_start": "2020-07-19T18:03:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-07-19T18:03:43.359011Z", "ended": "2020-07-19T18:41:23.733393Z", "start_waiting": "2020-07-19T18:03:43.241129Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/97a4fe5337f2c4f846c9bfa27ce9e6c7-15.png", "player_count": 2, "ranked": true }, { "id": 134436, "name": "9x9 Open D.E. Cup #205", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1383.207229075705, "deviation": 70.05276692417301, "volatility": 0.060229214650962565 } }, "ranking": 22.426837941140068, "professional": false, "ui_class": "" }, "description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/10842", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 95543, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 3524, "name": "9x9 Lovers", "summary": "A group for Go players who love the 9x9 board.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 708, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2025-11-23T20:00:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-11-21T13:18:16.442681Z", "ended": "2026-06-17T22:58:29.367578Z", "start_waiting": "2025-11-21T13:18:16.293574Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 8, "ranked": true }, { "id": 99266, "name": "easypeasy", "director": { "id": 1013807, "username": "Lucas333", "country": "un", "icon": "https://secure.gravatar.com/avatar/1a0c8fb52389519a5bdf70b5954e90f1?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1622.1605111173299, "deviation": 63.04392506115844, "volatility": 0.060002561028764966 } }, "ranking": 26.115883685810722, "professional": false, "ui_class": "" }, "description": "for all people", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": -1, "rules": "japanese", "time_per_move": 88451, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 259200, "period_time": 86400, "periods": 4 }, "is_open": true, "exclude_provisional": true, "group": { "id": 6332, "name": "noob_bot", "summary": "Play with bots", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 884, "icon": "https://user-uploads.online-go.com/d3277278f721d0b587ac5dcb628ac2d1-64.png" }, "auto_start_on_max": false, "time_start": "2023-01-23T12:00:00Z", "players_start": 300, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2023-07-17T13:44:20.132033Z", "ended": "2024-01-08T13:25:44.406582Z", "start_waiting": "2023-07-17T13:44:20.024809Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/d3277278f721d0b587ac5dcb628ac2d1-15.png", "player_count": 9, "ranked": true } ] }
