Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=board_size&page=5718
{ "count": 58822, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=board_size&page=5719", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=board_size&page=5717", "results": [ { "id": 74106, "name": "Worldwide GO Competition", "director": { "id": 897911, "username": "DA NOOBBB", "country": "hk", "icon": "https://user-uploads.online-go.com/086971b8bc34557129e3d71e22f78026-64.png", "ratings": { "version": 5, "overall": { "rating": 1241.806425236919, "deviation": 62.007928196577325, "volatility": 0.05999569580191999 } }, "ranking": 19.93039362009397, "professional": false, "ui_class": "" }, "description": "Ok so a lot of people can’t enter the last one so I re-created it.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 49920, "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": false, "group": { "id": 25, "name": "Go Basics", "summary": "A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 17825, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": true, "time_start": "2021-05-31T04:00:00Z", "players_start": 100, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-06-07T15:21:20.103980Z", "ended": "2026-02-09T02:32:21.012369Z", "start_waiting": "2021-06-07T15:21:17.341808Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 100, "ranked": true }, { "id": 125288, "name": "Handicap tournament 31 01 2025", "director": { "id": 380817, "username": "look info döskee", "country": "zz", "icon": "https://user-uploads.online-go.com/9b2153c750a7384cdad630699b7e138d-64.png", "ratings": { "version": 5, "overall": { "rating": 1001.1282744304297, "deviation": 68.63680878166396, "volatility": 0.058646562422007574 } }, "ranking": 14.942969758566955, "professional": false, "ui_class": "" }, "description": "Chinese rules", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": -1, "rules": "chinese", "time_per_move": 261251, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 259200, "period_time": 259200, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 3, "name": "OGS", "summary": "An open group for folks' who like OGS!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1778, "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.png" }, "auto_start_on_max": false, "time_start": "2025-02-13T12:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 14, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-02-13T12:00:25.114187Z", "ended": "2026-01-09T14:09:59.675608Z", "start_waiting": "2025-02-13T12:00:24.978776Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png", "player_count": 4, "ranked": true }, { "id": 124346, "name": "Le coup divin - Vague 02 B", "director": { "id": 1015821, "username": "TimSeok", "country": "_United_Nations", "icon": "https://user-uploads.online-go.com/23efcd90e76c1f96a3d8996eb59f5435-64.png", "ratings": { "version": 5, "overall": { "rating": 1261.0349456143679, "deviation": 66.40557647119151, "volatility": 0.06001617246142416 } }, "ranking": 20.286108536865544, "professional": false, "ui_class": "" }, "description": "Un petit tournoi de correspondance rapide entre nous pour le fun, mais surtout pour progresser.\n\nLes parties se jouent à handicap réel (selon OGS) et seront comptabilisées sur OGS.\n\nN'hésitez pas à utiliser la fonctionnalité des coups conditionnels pour anticiper les coups de l'adversaire et accélérer le rythme de la partie.\n\nL'idée est de réviser les parties ensemble. Pour ce faire, pouvez-vous écrire dans les commentaires les moments clés où il vous semble que la partie bascule. Cela permettra de confronter votre ressenti avec celui de votre adversaire, mais aussi celui de l'IA.\n\nPS : Selon les pédagogues, l'IA ne doit-être utilisée que pour confirmer ou infirmer une intuition. Il est préférable de ne pas prêter attention aux autres coups sauf grosse erreur que l'on n'aurait pas détectée soit-même.\n\nBon tournoi !", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "japanese", "time_per_move": 27251, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 25200, "initial_time": 259200, "max_time": 259200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 4209, "name": "Jeu de Go Hainaut (Club Ath)", "summary": "Groupe de joueurs de la province du Hainaut en Belgique (Club Ath)", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 59, "icon": "https://user-uploads.online-go.com/7f3f4dca9b8a652ff0ffb28925a915c9-64.png" }, "auto_start_on_max": true, "time_start": "2025-01-20T07:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2025-01-17T11:40:59.302101Z", "ended": "2025-02-10T14:25:16.120767Z", "start_waiting": "2025-01-17T11:40:59.200208Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/7f3f4dca9b8a652ff0ffb28925a915c9-15.png", "player_count": 4, "ranked": true }, { "id": 125922, "name": "Tournoi 19x19 des BG", "director": { "id": 1693139, "username": "Yoyot", "country": "_Pirate", "icon": "https://user-uploads.online-go.com/c7a10116f36c73e4027ed5780f1404a6-64.png", "ratings": { "version": 5, "overall": { "rating": 2797.1620283218504, "deviation": 98.30143363053564, "volatility": 0.060555783911471886 } }, "ranking": 38, "professional": false, "ui_class": "" }, "description": "Un petit tournoi 19x19.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "aga", "time_per_move": 15, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 10, "initial_time": 600, "max_time": 600 }, "is_open": true, "exclude_provisional": true, "group": { "id": 15104, "name": "Les BG", "summary": "Un petit groupe pour les BG qui jouent au go. Vous êtes un BG? Alors ne trahissez pas les peu de BG qu'il y a dans le monde et soyez à votre PRIME!", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 11, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2025-03-06T15:00:00Z", "players_start": 2, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2025-03-06T15:00:15.162184Z", "ended": "2025-03-06T15:34:07.251618Z", "start_waiting": "2025-03-06T15:00:15.085042Z", "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": 125300, "name": "Tesuji #1", "director": { "id": 1490580, "username": "deleted-f8318876-8a4c-46d2-bebd-b700f71f54b5", "country": "au", "icon": "https://secure.gravatar.com/avatar/c8ad2b2b0e36db9f55ce73c3c5480cd3?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 411.30634946479586, "deviation": 65.84269915474131, "volatility": 0.06010564500611728 } }, "ranking": 5, "professional": false, "ui_class": "" }, "description": "Tesuji #1", "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": true, "group": { "id": 13227, "name": "Poltava Go School \"Tesuji\"", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 24, "icon": "https://user-uploads.online-go.com/2247d54f79988e6f649a7159d45aef66-64.png" }, "auto_start_on_max": false, "time_start": "2025-02-10T21:00:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-02-26T06:08:50.730615Z", "ended": "2025-05-15T19:16:09.608647Z", "start_waiting": "2025-02-26T06:08:50.661477Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/2247d54f79988e6f649a7159d45aef66-15.png", "player_count": 3, "ranked": true }, { "id": 127958, "name": "Correspondence Weekly McMahon 19x19 2025-05-03 17:00", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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 Site-wide Tournament", "schedule": { "id": 9, "name": "Correspondence Weekly McMahon 19x19", "rrule": "DTSTART:20260302T170000Z\nRRULE:FREQ=WEEKLY", "active": true, "created": "2015-12-16T02:22:56.480465Z", "last_run": "2026-03-02T17:00:40.843843Z", "lead_time_seconds": 432000, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "size": 19, "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": 10, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "settings": { "num_rounds": 3, "upper_bar": "25", "lower_bar": "15", "group_size": 4, "maximum_players": 1000 }, "next_run": "2026-03-09T17:00:00Z", "base_points": "30.0" }, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2025-05-03T17:00:47.998058Z", "players_start": 10, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2025-05-03T17:00:51.207711Z", "ended": null, "start_waiting": "2025-05-03T17:00:49.616121Z", "board_size": 19, "active_round": 2, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 33, "ranked": true }, { "id": 125269, "name": "Весна близко", "director": { "id": 659128, "username": "Эльфия Ходжер", "country": "ru", "icon": "https://user-uploads.online-go.com/da4f80244d4374a384a34d958df3ca5d-64.png", "ratings": { "version": 5, "overall": { "rating": 1088.5816631229495, "deviation": 67.79168480487998, "volatility": 0.060132267783685814 } }, "ranking": 16.881735588417715, "professional": false, "ui_class": "" }, "description": "Поиграем =)", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 0, "time_control_parameters": { "system": "none", "time_control": "none", "speed": "correspondence", "pause_on_weekends": false }, "is_open": true, "exclude_provisional": false, "group": { "id": 12847, "name": "Nikoniko ДЕТИ", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 35, "icon": "https://user-uploads.online-go.com/5d1f758ff5f62b603db8ca464a2e627d-64.png" }, "auto_start_on_max": false, "time_start": "2025-02-12T02:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2025-02-12T02:00:25.319744Z", "ended": "2026-01-16T16:13:45.483293Z", "start_waiting": "2025-02-12T02:00:25.175518Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/5d1f758ff5f62b603db8ca464a2e627d-15.png", "player_count": 7, "ranked": true }, { "id": 127836, "name": "Tournament 1 of the series", "director": { "id": 1310334, "username": "PilotClem", "country": "_Pirate", "icon": "https://user-uploads.online-go.com/b00190484ad187723ff8143c2edb8b34-64.png", "ratings": { "version": 5, "overall": { "rating": 1153.5265176441374, "deviation": 61.260780634877264, "volatility": 0.059911710895079386 } }, "ranking": 18.223235603637562, "professional": false, "ui_class": "" }, "description": "This tournament is made for people to learn from each other, and to develop their senses of the game. It is also the first of the series, I will be hosting multiple tournaments. \n\nPlease join my groupe\nThank you,\nHave fun", "schedule": null, "title": null, "tournament_type": "double_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": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 15283, "name": "Tournaments and games", "summary": "Please feel free to create your own tournament or game, and to have fun. The purpose of this group is for you guys to have fun, to learn and to gain experience. If you wish you can create reviews, you can share a game, or a impressive move you made.😁\n\nI am", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 23, "icon": "https://user-uploads.online-go.com/d468da67c2a39fd37f4de966ee5820ea-64.png" }, "auto_start_on_max": false, "time_start": "2025-04-29T09:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-04-29T09:00:48.144226Z", "ended": "2025-04-29T09:31:43.077109Z", "start_waiting": "2025-04-29T09:00:48.055450Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/d468da67c2a39fd37f4de966ee5820ea-15.png", "player_count": 7, "ranked": true }, { "id": 125331, "name": "Blitz 19x19 Elimination Tournament 2025-02-11 21:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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 Site-wide Tournament", "schedule": { "id": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260303T050000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-03-03T05:00:40.895049Z", "lead_time_seconds": 1800, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-03-03T09:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 11, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2025-02-11T21:30:24.707614Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2025-02-11T21:31:24.772660Z", "ended": "2025-02-11T22:18:15.141924Z", "start_waiting": "2025-02-11T21:31:24.705821Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 5, "ranked": true }, { "id": 130843, "name": "19x19 Open D.E. Cup #126", "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": "2025-08-10T21:00:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-08-06T00:37:23.560691Z", "ended": null, "start_waiting": "2025-08-06T00:37:23.419101Z", "board_size": 19, "active_round": 3, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png", "player_count": 8, "ranked": true } ] }
