Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=max_ranking&page=5471
{ "count": 58823, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=5472", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=5470", "results": [ { "id": 108142, "name": "9x9 Open D.E. Cup #98", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1428.7607772259034, "deviation": 69.43294160708245, "volatility": 0.06017334395576651 } }, "ranking": 23.17695807323701, "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": 694, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2023-10-15T19:00:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-10-13T20:48:01.742813Z", "ended": "2024-04-15T18:11:15.593789Z", "start_waiting": "2023-10-13T20:48:01.575695Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 8, "ranked": true }, { "id": 32947, "name": "f u n", "director": { "id": 492787, "username": "cankucuk7", "country": "un", "icon": "https://secure.gravatar.com/avatar/83bee7d86bcde04f831a25127bafd178?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1339.2748156152666, "deviation": 159.22727950413068, "volatility": 0.059992878041434904 } }, "ranking": 21.679634729369166, "professional": false, "ui_class": "" }, "description": "f u n", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 2019, "name": "NS MYP4 2017-18", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 16, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2017-12-20T06:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2017-12-21T22:04:34.761740Z", "ended": "2018-04-17T07:24:47.291779Z", "start_waiting": "2017-12-21T22:04:34.438601Z", "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": 105550, "name": "CloudTournament☁️", "director": { "id": 1097117, "username": "Enyi2022", "country": "ca", "icon": "https://user-uploads.online-go.com/7f5c167f6b3c5f06de70e2ec8386f857-64.png", "ratings": { "version": 5, "overall": { "rating": 1160.931020192916, "deviation": 63.0691306951064, "volatility": 0.06000916388394502 } }, "ranking": 18.371360869295827, "professional": false, "ui_class": "" }, "description": "Have fun with other players while enjoying the game!", "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": 10850, "name": "Go Game Group", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 8, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2023-07-25T17:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-07-25T17:00:50.313054Z", "ended": "2024-05-22T19:48:29.856728Z", "start_waiting": "2023-07-25T17:00:50.126345Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 16, "ranked": true }, { "id": 51757, "name": "Круговой турнир по переписке", "director": { "id": 476709, "username": "mathbatler", "country": "ru", "icon": "https://user-uploads.online-go.com/985be3efde248672814bbe8d30f6ff3b-64.png", "ratings": { "version": 5, "overall": { "rating": 1743.3391347870254, "deviation": 62.90643304539081, "volatility": 0.06000795204035298 } }, "ranking": 27.78368857254837, "professional": false, "ui_class": "" }, "description": "Каждый играет с каждым.", "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", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 3922, "name": "Гудзуми-Юсей", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 106, "icon": "https://user-uploads.online-go.com/d9805b8d0e97919dd033d6a28e59afa4-64.png" }, "auto_start_on_max": true, "time_start": "2019-09-07T18:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2019-09-06T06:07:26.845947Z", "ended": "2019-12-13T19:52:24.768638Z", "start_waiting": "2019-09-06T06:07:22.168560Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/d9805b8d0e97919dd033d6a28e59afa4-15.png", "player_count": 10, "ranked": true }, { "id": 87606, "name": "ซ้อมก่อนแข่งจริง", "director": { "id": 917705, "username": "GKD2", "country": "un", "icon": "https://user-uploads.online-go.com/624777ec0f04894cab6028f188db710b-64.png", "ratings": { "version": 5, "overall": { "rating": 919.6954992997345, "deviation": 165.32878643942152, "volatility": 0.060000118781042 } }, "ranking": 12.978917249853716, "professional": false, "ui_class": "provisional" }, "description": "ซ้อมก่อนแข่งจริง", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 13, "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": false, "group": { "id": 10619, "name": "ซ้อมแข่งขันแบบทัวร์นาเมนต์", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 19, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2022-03-22T10:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-03-22T10:00:16.809096Z", "ended": "2022-03-22T10:31:15.339683Z", "start_waiting": "2022-03-22T10:00:16.714857Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 9, "ranked": true }, { "id": 87602, "name": "TPPMPSPSC GO TOURNAMENT", "director": { "id": 1132292, "username": "deleted-d49aebc5-19dd-4213-92a8-c6b6f2062072", "country": "hk", "icon": "https://secure.gravatar.com/avatar/693270c4a084198756f29944e2c7084d?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 951.8556179318954, "deviation": 68.46807803165343, "volatility": 0.060053290780978354 } }, "ranking": 13.774599538647845, "professional": false, "ui_class": "" }, "description": "Have Fun!", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "chinese", "time_per_move": 30, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 30, "initial_time": 60, "max_time": 1800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 10278, "name": "大埔舊墟公立學校（寶湖道）21-22(第3期) 入門", "summary": "\n上課日子: 8/7、15/7、22/7、29/7、5/8、19/8.\n\n星期五 3:00-4:15PM\n", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 7, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2022-03-25T01:30:00Z", "players_start": 2, "first_pairing_method": "strength", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-03-25T01:30:02.448064Z", "ended": "2022-03-25T01:42:36.258580Z", "start_waiting": "2022-03-25T01:30:02.384126Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 3, "ranked": true }, { "id": 86441, "name": "9路棋盤熱身賽", "director": { "id": 215527, "username": "TinTang", "country": "hk", "icon": "https://secure.gravatar.com/avatar/50661cb587a90e4110581022285268f9?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1692.8839824898762, "deviation": 169.23812673158187, "volatility": 0.06001098527802475 } }, "ranking": 27.103802145212516, "professional": false, "ui_class": "provisional" }, "description": "純粹讓各位同學熟悉網上非即時對弈功能的熱身賽，因此只會採用最小的9路棋盤，以求速戰速決\n\n雖然仍有一定時間限制，但較忙碌時也可等待1天內較空閒時才下一手棋", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "chinese", "time_per_move": 88320, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 172800, "max_time": 259200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 11156, "name": "鄧Sir圍棋小組", "summary": "本小組讓不同學校對圍棋感興趣的同學對弈交流。\n\n對弈後可跟鄧Sir約好時間，我會跟大家複盤，檢討棋局中的妙手壞手。", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 8, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2022-02-25T10:00:00Z", "players_start": 2, "first_pairing_method": "random", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2022-02-25T09:38:41.158859Z", "ended": "2022-03-28T07:04:00.977598Z", "start_waiting": "2022-02-25T09:38:41.056138Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 8, "ranked": true }, { "id": 129153, "name": "9x9 Open League #119", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1428.7607772259034, "deviation": 69.43294160708245, "volatility": 0.06017334395576651 } }, "ranking": 23.17695807323701, "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/10842", "schedule": null, "title": null, "tournament_type": "roundrobin", "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": 694, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2025-06-22T19:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-06-20T19:02:46.172141Z", "ended": "2025-08-06T08:33:10.044089Z", "start_waiting": "2025-06-20T19:02:45.600622Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 10, "ranked": true }, { "id": 89567, "name": "2021/22圍棋校隊第三次循環賽", "director": { "id": 922720, "username": "go27082708", "country": "un", "icon": "https://secure.gravatar.com/avatar/b3e7f690c33f687a9632741520125809?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1672.901993865096, "deviation": 100.67878366607673, "volatility": 0.060036885678894314 } }, "ranking": 26.82892520728808, "professional": false, "ui_class": "" }, "description": "2021/22圍棋校隊第三次循環賽", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "chinese", "time_per_move": 26880, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": true, "total_time": 2419200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 10181, "name": "STWDCFWMS-TeamAB", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 27, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2022-05-04T08:32:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2022-05-04T08:28:13.384945Z", "ended": "2022-10-04T16:56:57.776903Z", "start_waiting": "2022-05-04T08:28:13.203334Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 16, "ranked": true }, { "id": 133451, "name": "19x19 Open D.E. Cup #138", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1428.7607772259034, "deviation": 69.43294160708245, "volatility": 0.06017334395576651 } }, "ranking": 23.17695807323701, "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": 66, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png" }, "auto_start_on_max": true, "time_start": "2025-10-19T21:05:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-10-19T03:41:53.712023Z", "ended": null, "start_waiting": "2025-10-19T03:41:53.610657Z", "board_size": 19, "active_round": 2, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png", "player_count": 8, "ranked": true } ] }
