Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-max_ranking&page=1477
{ "count": 59729, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=1478", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=1476", "results": [ { "id": 77987, "name": "Torneo amistoso 19x19", "director": { "id": 104935, "username": "leandrocus", "country": "ar", "icon": "https://user-uploads.online-go.com/bdb1931fc546a2bbde25979b144108bb-64.png", "ratings": { "version": 5, "overall": { "rating": 1058.0446027482235, "deviation": 63.91560246967777, "volatility": 0.05990784536924626 } }, "ranking": 16.223045576517457, "professional": false, "ui_class": "" }, "description": "Para quienes se animen a tablero 19x19! Vamos!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "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": 3469, "name": "Cente GO Club", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 45, "icon": "https://user-uploads.online-go.com/3453fff440408b51acda3b1d9a43eaab-64.png" }, "auto_start_on_max": false, "time_start": "2021-07-27T23:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2021-07-27T23:00:08.277995Z", "ended": "2022-02-06T11:17:36.797728Z", "start_waiting": "2021-07-27T23:00:07.825712Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/3453fff440408b51acda3b1d9a43eaab-15.png", "player_count": 9, "ranked": true }, { "id": 109428, "name": "9x9 Open D.E. Cup #104", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1266.3339545161286, "deviation": 69.11401413075777, "volatility": 0.0602108012162927 } }, "ranking": 20.383183590549244, "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": 698, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2023-11-12T20:05:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-11-13T10:03:59.976193Z", "ended": "2024-03-07T23:33:08.665678Z", "start_waiting": "2023-11-13T10:03:59.878145Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 8, "ranked": true }, { "id": 75279, "name": "Shogi 将棋 9x9 LVI", "director": { "id": 697149, "username": "deleted-57394cd2-c7b2-41c3-9e0b-1d116d71ec17", "country": "se", "icon": "https://user-uploads.online-go.com/2d41f0fc65fb65cf386d8f5534a6d163-64.png", "ratings": { "version": 5, "overall": { "rating": 1665.2715388700315, "deviation": 71.21323820073493, "volatility": 0.0598806998975717 } }, "ranking": 26.723091679426847, "professional": false, "ui_class": "" }, "description": "9x9 like Shogi, the only major chess variant where you can put pieces back on the board.", "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": false, "group": { "id": 935, "name": "Shogi 81Dojo", "summary": "Group for Shogi players on 81Dojo", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 38, "icon": "https://user-uploads.online-go.com/3c4c30cf525cdb0ce1b84419cbc29df1-64.png" }, "auto_start_on_max": false, "time_start": "2021-06-04T16:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2021-06-04T16:00:17.308997Z", "ended": "2021-08-27T02:36:26.541361Z", "start_waiting": "2021-06-04T16:00:17.062708Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/3c4c30cf525cdb0ce1b84419cbc29df1-15.png", "player_count": 10, "ranked": true }, { "id": 126642, "name": "Ai 圍棋", "director": { "id": 1409018, "username": "So man", "country": "un", "icon": "https://secure.gravatar.com/avatar/2f3320fccfbbffa86c42532e7ccff5d0?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1286.3814546999229, "deviation": 143.66015188409156, "volatility": 0.05999705406853265 } }, "ranking": 20.746803576694127, "professional": false, "ui_class": "" }, "description": "棋靈王粵語153.", "schedule": null, "title": null, "tournament_type": "mcmahon", "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": 11548, "name": "Weelo", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 88, "icon": "https://user-uploads.online-go.com/f88b76a2c693e1c013952085cf8b7d14-64.png" }, "auto_start_on_max": true, "time_start": "2025-03-21T11:53:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-03-21T11:53:17.376838Z", "ended": "2025-03-21T12:00:26.288359Z", "start_waiting": "2025-03-21T11:53:17.289145Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/f88b76a2c693e1c013952085cf8b7d14-15.png", "player_count": 3, "ranked": true }, { "id": 79214, "name": "9x9 Open League #6", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1266.3339545161286, "deviation": 69.11401413075777, "volatility": 0.0602108012162927 } }, "ranking": 20.383183590549244, "professional": false, "ui_class": "" }, "description": "Open league for everyone. Tournament will be started as soon as 10 players will join it.", "schedule": null, "title": null, "tournament_type": "roundrobin", "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": 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": 698, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2021-09-05T20:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-09-03T21:56:25.638891Z", "ended": "2021-10-07T05:51:15.356184Z", "start_waiting": "2021-09-03T21:56:24.351848Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 10, "ranked": true }, { "id": 111494, "name": "Chinese New Year of the Dragon 2024 Feb 10", "director": { "id": 418737, "username": "Puffin888", "country": "ru", "icon": "https://user-uploads.online-go.com/b1a823ea31e39c4b9d205798cdbd77c1-64.png", "ratings": { "version": 5, "overall": { "rating": 2431.470615744003, "deviation": 71.12451048904742, "volatility": 0.05998502427690585 } }, "ranking": 35.485553486461434, "professional": false, "ui_class": "supporter" }, "description": "Please join this tournament to celebrate Chinese New Year of the Dragon 2024 Feb 10", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "chinese", "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": 1180, "name": "华夏兄弟盟 Chinese Brotherhood ", "summary": "A group that you can play with a lot of Chinese players :) .welcome everyone joining our group, we sincerely hope you can enjoy the game of Go and Chinese culture as well :)", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1182, "icon": "https://user-uploads.online-go.com/61ab6668def88dc8b1b7fc54d5582ae6-64.png" }, "auto_start_on_max": false, "time_start": "2024-02-11T13:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-02-11T13:00:39.828116Z", "ended": "2025-04-20T04:40:32.211706Z", "start_waiting": "2024-02-11T13:00:39.531846Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/61ab6668def88dc8b1b7fc54d5582ae6-15.png", "player_count": 15, "ranked": true }, { "id": 122121, "name": "2nd Amihan Friendship League", "director": { "id": 753236, "username": "totesuru", "country": "ph", "icon": "https://user-uploads.online-go.com/210744714a0baefd001f5eef4084dc84-64.png", "ratings": { "version": 5, "overall": { "rating": 1487.7479916401726, "deviation": 62.878382806141644, "volatility": 0.05991274501706562 } }, "ranking": 24.113516380733298, "professional": false, "ui_class": "" }, "description": "Let’s celebrate the women of go!\nAmihan is a women’s league of go players. Automatic handicap is enabled.\n\nWe will review games of DDK players in this league.", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": -1, "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": 309, "name": "Filipino Go Group", "summary": "Go Group for Filipinos", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 94, "icon": "https://user-uploads.online-go.com/d85657374f9a7c3118ee143d11e0598b-64.png" }, "auto_start_on_max": false, "time_start": "2024-12-29T16:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2024-12-29T16:00:35.301323Z", "ended": "2025-04-19T05:12:01.371590Z", "start_waiting": "2024-12-29T16:00:34.950013Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/d85657374f9a7c3118ee143d11e0598b-15.png", "player_count": 6, "ranked": true }, { "id": 137254, "name": "12 rounds 13x13", "director": { "id": 699769, "username": "jeroentjeb", "country": "ca", "icon": "https://user-uploads.online-go.com/bd4d71e7ea87028b6cc6540f291f4873-64.png", "ratings": { "version": 5, "overall": { "rating": 1444.088679092032, "deviation": 66.92702002967074, "volatility": 0.06013059329546206 } }, "ranking": 23.423991063112584, "professional": false, "ui_class": "supporter" }, "description": "12 rounds 13x13", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 47987, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 43200, "initial_time": 604800, "max_time": 1209600 }, "is_open": true, "exclude_provisional": true, "group": { "id": 43, "name": "Kyu Level Study Group", "summary": "A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 8892, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png" }, "auto_start_on_max": false, "time_start": "2026-02-17T06:00:00Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 6, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2026-02-17T06:00:35.680215Z", "ended": null, "start_waiting": "2026-02-17T06:00:35.327191Z", "board_size": 13, "active_round": 4, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png", "player_count": 6, "ranked": true }, { "id": 136908, "name": "19x19 Open D.E. Cup #156", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1266.3339545161286, "deviation": 69.11401413075777, "volatility": 0.0602108012162927 } }, "ranking": 20.383183590549244, "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": 73, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png" }, "auto_start_on_max": true, "time_start": "2026-02-08T22:00:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2026-02-06T13:20:29.502323Z", "ended": null, "start_waiting": "2026-02-06T13:20:29.332073Z", "board_size": 19, "active_round": 1, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png", "player_count": 8, "ranked": true }, { "id": 63718, "name": "Ninja !", "director": { "id": 809304, "username": "潘溢熙", "country": "hk", "icon": "https://secure.gravatar.com/avatar/c67d77efc504e46f6a81d1933dd7f2d8?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1461.0705207393687, "deviation": 64.97947709980409, "volatility": 0.05990921865162056 } }, "ranking": 23.694636549142736, "professional": false, "ui_class": "" }, "description": "Ninja!", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 1, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "blitz", "pause_on_weekends": false, "time_increment": 1, "initial_time": 10, "max_time": 90 }, "is_open": true, "exclude_provisional": true, "group": { "id": 6406, "name": "Ninja warrior", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 0, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2020-07-30T04:54:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2020-07-30T04:54:20.805787Z", "ended": "2020-07-30T04:58:55.286348Z", "start_waiting": "2020-07-30T04:54:20.697838Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true } ] }
