Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=max_ranking&page=403
{ "count": 59126, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=404", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=402", "results": [ { "id": 47114, "name": "go cup 2019", "director": { "id": 599241, "username": "crispinwild85", "country": "gb", "icon": "https://user-uploads.online-go.com/31b87dbafea182919ff948c9ddf4b105-64.png", "ratings": { "version": 5, "overall": { "rating": 533.7798770422186, "deviation": 88.9504369742572, "volatility": 0.06000806588071868 } }, "ranking": 5, "professional": false, "ui_class": "" }, "description": "go on a fun battle to the top at this tournament", "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": 3189, "name": "Go club", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 4, "icon": "https://user-uploads.online-go.com/39b34fe6582c84ffae513778e94ba37f-64.png" }, "auto_start_on_max": false, "time_start": "2019-04-02T20:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 23, "analysis_enabled": true, "exclusivity": "open", "started": "2019-04-05T14:59:05.464025Z", "ended": "2020-01-22T12:22:15.793881Z", "start_waiting": "2019-04-05T14:59:04.526650Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/39b34fe6582c84ffae513778e94ba37f-15.png", "player_count": 5, "ranked": true }, { "id": 132414, "name": "Irish Correspondence Championship 2025 Bracket B", "director": { "id": 427361, "username": "shinuito", "country": "ie", "icon": "https://secure.gravatar.com/avatar/c458ba70fd5fe051ac06f156c773cfea?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1858.7886586083614, "deviation": 63.93172868238226, "volatility": 0.05998165013930483 } }, "ranking": 29.26812906723207, "professional": false, "ui_class": "supporter moderator" }, "description": "Brackets of 5-8 players ideally, but can be changed if necessary.\n\nRound Robin with 14 days main time and a Fischer increment of 1 day per move, up to 28 days.\n\nHave fun!", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 95973, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 1209600, "max_time": 2419200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 858, "name": "Ireland", "summary": "For Irish go players, and friends of Irish go, wherever they may roam...", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 204, "icon": "https://user-uploads.online-go.com/8989a3e10859e69fe3e05106fc9f6be1-64.png" }, "auto_start_on_max": false, "time_start": "2025-09-29T08:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 15, "max_ranking": 23, "analysis_enabled": true, "exclusivity": "group", "started": "2025-09-29T08:00:29.461932Z", "ended": null, "start_waiting": "2025-09-29T08:00:29.304095Z", "board_size": 19, "active_round": 1, "icon": "https://user-uploads.online-go.com/8989a3e10859e69fe3e05106fc9f6be1-15.png", "player_count": 5, "ranked": true }, { "id": 101913, "name": "9x9 tournament", "director": { "id": 1067981, "username": "Averyw123", "country": "nz", "icon": "https://user-uploads.online-go.com/f887017259dd7746e20627b59b0c7968-64.png", "ratings": { "version": 5, "overall": { "rating": 1274.6513862158752, "deviation": 65.37626830930803, "volatility": 0.06010299986513658 } }, "ranking": 20.534738366137827, "professional": false, "ui_class": "supporter" }, "description": "Have fun!", "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", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 259200, "max_time": 518400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 10855, "name": "⚫️The Brilliant World Of OGS⚪️", "summary": "Are you an OGS fan? If you are, join this group where there’s great tournaments and games to be played.\n\nPeople and bots can chat and play in this group. This is a public group so all are welcome to join.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 191, "icon": "https://user-uploads.online-go.com/0e618bdf660c5ca247f547082c39f943-64.png" }, "auto_start_on_max": false, "time_start": "2023-04-12T20:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 23, "analysis_enabled": true, "exclusivity": "open", "started": "2023-04-12T20:00:09.738636Z", "ended": "2023-04-26T12:34:43.118793Z", "start_waiting": "2023-04-12T20:00:09.635548Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/0e618bdf660c5ca247f547082c39f943-15.png", "player_count": 4, "ranked": true }, { "id": 47225, "name": "190412练习赛(低级组)", "director": { "id": 619634, "username": "TheOGSnoob", "country": "_Starfleet", "icon": "https://user-uploads.online-go.com/a75075d258d505870dbc4cd63dc058b1-64.png", "ratings": { "version": 5, "overall": { "rating": 2146.0169966722465, "deviation": 79.44705415198482, "volatility": 0.059989259763153176 } }, "ranking": 32.59451894394109, "professional": false, "ui_class": "" }, "description": "本次参加者，水平限制野狐6级及以下\n\n如无特殊情况参加者不能用假期功能停止计时，大家要多运用预设条件下子功能。\n\n参加者下的棋我都会做简单的复盘，会在对局里摆出变化图\n\n另外若新比赛开始时，老比赛没有完成任何一局的成员，需要先至少完成一场老比赛才能报名新比赛", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 15360, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 86400, "max_time": 86400, "time_increment": 14400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": false, "group": { "id": 3435, "name": "高川格fans", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 24, "icon": "https://user-uploads.online-go.com/546c4135808e72b84c3db1665369905a-64.png" }, "auto_start_on_max": false, "time_start": "2019-04-12T11:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 23, "analysis_enabled": true, "exclusivity": "group", "started": "2019-04-12T11:00:28.008301Z", "ended": "2019-04-26T03:42:57.878744Z", "start_waiting": "2019-04-12T11:00:27.442410Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/546c4135808e72b84c3db1665369905a-15.png", "player_count": 5, "ranked": true }, { "id": 35918, "name": "Training turney", "director": { "id": 460454, "username": "Khadziya", "country": "id", "icon": "https://user-uploads.online-go.com/1241f82b383e0c9aa043890627977f2b-64.png", "ratings": { "version": 5, "overall": { "rating": 1513.0748793055748, "deviation": 64.02069240422253, "volatility": 0.05999825962518689 } }, "ranking": 24.504296774669363, "professional": false, "ui_class": "" }, "description": "Enjoy", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "period_time": 86400, "main_time": 259200, "system": "byoyomi", "pause_on_weekends": true, "time_control": "byoyomi", "periods": 5, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 2170, "name": "Serenity", "summary": "When wisdom comes and ambitions go away, only pure enjoyment of the game remains.", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 48, "icon": "https://user-uploads.online-go.com/296c487fa334861b517b0bf1928b4ac9-64.png" }, "auto_start_on_max": true, "time_start": "2018-03-31T06:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 23, "analysis_enabled": true, "exclusivity": "open", "started": "2018-03-31T11:32:10.727046Z", "ended": "2018-06-11T10:56:59.651908Z", "start_waiting": "2018-03-31T11:32:10.086859Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/296c487fa334861b517b0bf1928b4ac9-15.png", "player_count": 4, "ranked": true }, { "id": 119594, "name": "Training", "director": { "id": 1606495, "username": "Madara Uchiha", "country": "sg", "icon": "https://user-uploads.online-go.com/8eec8f0c775a4648b9b2bbcc7712eaf5-64.png", "ratings": { "version": 5, "overall": { "rating": 1254.5247369993929, "deviation": 71.56514087746773, "volatility": 0.06002016894426035 } }, "ranking": 20.166284970802867, "professional": false, "ui_class": "" }, "description": "Just training for you", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 32, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 300, "period_time": 30, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": { "id": 14552, "name": "Kb group", "summary": "Another get to one Dan but this will have real tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 8, "icon": "https://user-uploads.online-go.com/a72d83f9547b071f1b8a58b0b8bec847-64.png" }, "auto_start_on_max": false, "time_start": "2024-08-28T07:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 23, "analysis_enabled": true, "exclusivity": "open", "started": "2024-08-28T07:00:46.244308Z", "ended": "2024-08-28T07:07:30.550141Z", "start_waiting": "2024-08-28T07:00:46.207654Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/a72d83f9547b071f1b8a58b0b8bec847-15.png", "player_count": 2, "ranked": true }, { "id": 104352, "name": "Go!TOTK", "director": { "id": 1361093, "username": "la pierre de jade", "country": "fr", "icon": "https://user-uploads.online-go.com/d36661215ca9f073378b135c6f57b424-64.png", "ratings": { "version": 5, "overall": { "rating": 1291.916860282005, "deviation": 82.43740732208434, "volatility": 0.060004184257478214 } }, "ranking": 20.846206221737745, "professional": false, "ui_class": "" }, "description": "Tournoi", "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": 13330, "name": "Zela Tears Of The Kingdom", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 10, "icon": "https://user-uploads.online-go.com/b0a5226e82611d952ce9ab5f345789ad-64.png" }, "auto_start_on_max": false, "time_start": "2023-06-16T07:50:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 23, "analysis_enabled": true, "exclusivity": "open", "started": "2023-06-16T07:50:26.310012Z", "ended": "2023-07-05T19:41:36.352192Z", "start_waiting": "2023-06-16T07:50:26.183373Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/b0a5226e82611d952ce9ab5f345789ad-15.png", "player_count": 4, "ranked": true }, { "id": 5024, "name": "Takeda Ryu (9) 19x19 for 7-14 Kyu", "director": { "id": 2183, "username": "udhar_nabresh", "country": "ro", "icon": "https://secure.gravatar.com/avatar/c00d28977111f76b775edc5ed92b2295?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1454.8450630904883, "deviation": 62.08491576664638, "volatility": 0.059300319359416584 } }, "ranking": 23.595786250220524, "professional": false, "ui_class": "" }, "description": "19x19 board,single round robin, 7-14 kyu", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 78, "name": "OGS Mini Tournaments", "summary": "The home for all of the old OGS mini tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 383, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2015-02-17T23:00:55Z", "players_start": 2, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 16, "max_ranking": 23, "analysis_enabled": true, "exclusivity": "open", "started": "2015-02-15T08:47:08.402625Z", "ended": "2015-06-08T06:48:02.823803Z", "start_waiting": "2015-02-15T08:47:07.609391Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 9, "ranked": true }, { "id": 9794, "name": "wallawallaGOclub tournament", "director": { "id": 86828, "username": "SpencerRRR", "country": "us", "icon": "https://secure.gravatar.com/avatar/3fc4f783fbbabf5e233362bbe71f29bf?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1308.6866931504342, "deviation": 70.26964547990887, "volatility": 0.0600178516665556 } }, "ranking": 21.144773076792276, "professional": false, "ui_class": "" }, "description": "a open tournament", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": -1, "rules": "japanese", "time_per_move": 432000, "time_control_parameters": { "time_control": "simple", "per_move": 432000 }, "is_open": true, "exclude_provisional": true, "group": { "id": 651, "name": "Walla Walla Go Club", "summary": "A online club for Walla Walla Go Club members!", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 28, "icon": "https://user-uploads.online-go.com/50b0788cbeea52c1d9674f76c3f9ec18-64.png" }, "auto_start_on_max": true, "time_start": "2015-09-01T01:20:00Z", "players_start": 2, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 23, "analysis_enabled": true, "exclusivity": "open", "started": "2015-09-01T01:20:13.557553Z", "ended": "2016-04-21T00:45:00.240371Z", "start_waiting": "2015-09-01T01:20:13.442489Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/50b0788cbeea52c1d9674f76c3f9ec18-15.png", "player_count": 5, "ranked": true }, { "id": 81332, "name": "Classic W.D.D.T. XXXV", "director": { "id": 929191, "username": "EnsoZEN", "country": "cz", "icon": "https://user-uploads.online-go.com/9de5727796a655588080bb89cc627977-64.png", "ratings": { "version": 5, "overall": { "rating": 1463.5820448380764, "deviation": 67.30723430909097, "volatility": 0.06004488935091738 } }, "ranking": 23.734396346844115, "professional": false, "ui_class": "" }, "description": "Classic weekly double death tournament.\n\nImportant! This is a tournament for beginners and intermediates. All registered players acknowledge that if they increase their position by more than 2 classes during the tournament, they will be disqualified.", "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": 48, "icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-64.png" }, "auto_start_on_max": false, "time_start": "2021-11-08T00:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 23, "analysis_enabled": true, "exclusivity": "open", "started": "2021-11-08T00:00:40.355328Z", "ended": "2022-01-29T20:03:46.874386Z", "start_waiting": "2021-11-08T00:00:40.214024Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-15.png", "player_count": 8, "ranked": true } ] }
