Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=player_count&page=1619
{ "count": 59740, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=player_count&page=1620", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=player_count&page=1618", "results": [ { "id": 111714, "name": "Blitz 19x19 Elimination Tournament 2024-01-15 09:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?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:20260524T170000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-05-24T17:00:16.420829Z", "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": "2026-05-24T21:00:00Z", "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": "2024-01-15T09:30:23.656429Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2024-01-15T09:33:29.552883Z", "ended": "2024-01-15T09:46:48.157468Z", "start_waiting": "2024-01-15T09:33:29.461501Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 4, "ranked": true }, { "id": 102668, "name": "GOre Turnier", "director": { "id": 1275905, "username": "DerDachs", "country": "de", "icon": "https://user-uploads.online-go.com/2720a6b0acd9a07edcc2d12ebce28ec0-64.png", "ratings": { "version": 5, "overall": { "rating": 948.3657896159312, "deviation": 97.57865255369957, "volatility": 0.06000765058468508 } }, "ranking": 13.689567746010704, "professional": false, "ui_class": "" }, "description": "Und wieder steht ein Go Turnier an!", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": -1, "rules": "japanese", "time_per_move": 51, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 600, "period_time": 30, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 13073, "name": "Let's GameDev", "summary": "In dieser Gruppe soll ein kleines Go Turnier für die Let's GameDev Community stattfinden.", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 30, "icon": "https://user-uploads.online-go.com/459946b3c45f345082d8bed2f4beb36f-64.png" }, "auto_start_on_max": false, "time_start": "2023-04-30T15:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2023-04-30T15:01:49.695157Z", "ended": "2023-04-30T15:45:51.118778Z", "start_waiting": "2023-04-30T15:01:49.605860Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/459946b3c45f345082d8bed2f4beb36f-15.png", "player_count": 4, "ranked": true }, { "id": 101875, "name": "Eリーグ（20k-15k）", "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": 0, "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": "2023-04-12T11:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 10, "max_ranking": 15, "analysis_enabled": true, "exclusivity": "group", "started": "2023-04-12T11:00:47.241170Z", "ended": "2023-05-09T12:31:22.906232Z", "start_waiting": "2023-04-12T11:00:47.153157Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/8246898de5c953274f7be81122b75b69-15.png", "player_count": 4, "ranked": true }, { "id": 101851, "name": "Blitz 19x19 Elimination Tournament 2023-04-04 09:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?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 Sitewide Tournament", "schedule": { "id": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260524T170000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-05-24T17:00:16.420829Z", "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": "2026-05-24T21:00:00Z", "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": "2023-04-04T09:30:52.736546Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2023-04-04T09:30:54.161597Z", "ended": "2023-04-04T09:52:23.584335Z", "start_waiting": "2023-04-04T09:30:54.075468Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 4, "ranked": true }, { "id": 101975, "name": "Live 9x9 Double Elimination Tournament 2023-04-08 02:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?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 Sitewide Tournament", "schedule": { "id": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260524T180000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-05-24T18:00:16.408809Z", "lead_time_seconds": 1800, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "size": 9, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "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": "2026-05-24T22:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 41, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2023-04-08T02:30:27.526272Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2023-04-08T02:30:28.720845Z", "ended": "2023-04-08T03:14:06.609742Z", "start_waiting": "2023-04-08T02:30:28.621389Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 4, "ranked": true }, { "id": 101974, "name": "Torneo Viernes de Carburación lenta", "director": { "id": 746065, "username": "Elnefo11", "country": "co", "icon": "https://secure.gravatar.com/avatar/1815dd1847a342bb3cf440bad4d14a91?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1121.4328420606996, "deviation": 64.62161998099661, "volatility": 0.060003302730075654 } }, "ranking": 17.570021399672346, "professional": false, "ui_class": "" }, "description": "Espacio para relajarse, divertirse y concentrarse para los integrantes del grupo Shibumi de la U.P.N. pte, pte, pte!!!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 36, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 180, "period_time": 30, "periods": 2 }, "is_open": true, "exclude_provisional": false, "group": { "id": 4802, "name": "shibumi...", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 16, "icon": "https://user-uploads.online-go.com/36aabf9977d858365e1702efb7172f85-64.png" }, "auto_start_on_max": false, "time_start": "2023-04-08T03:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "invite", "started": "2023-04-08T03:03:30.134532Z", "ended": "2023-04-08T03:15:10.994896Z", "start_waiting": "2023-04-08T03:03:30.038974Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/36aabf9977d858365e1702efb7172f85-15.png", "player_count": 4, "ranked": true }, { "id": 101977, "name": "Torneo de las 2300", "director": { "id": 746065, "username": "Elnefo11", "country": "co", "icon": "https://secure.gravatar.com/avatar/1815dd1847a342bb3cf440bad4d14a91?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1121.4328420606996, "deviation": 64.62161998099661, "volatility": 0.060003302730075654 } }, "ranking": 17.570021399672346, "professional": false, "ui_class": "" }, "description": "para que lleguen a casa, coman, los plones y ¿una partida?", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 36, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 180, "period_time": 30, "periods": 2 }, "is_open": true, "exclude_provisional": false, "group": { "id": 4802, "name": "shibumi...", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 16, "icon": "https://user-uploads.online-go.com/36aabf9977d858365e1702efb7172f85-64.png" }, "auto_start_on_max": false, "time_start": "2023-04-08T04:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 25, "analysis_enabled": true, "exclusivity": "invite", "started": "2023-04-08T04:04:32.690201Z", "ended": "2023-04-08T04:33:11.409963Z", "start_waiting": "2023-04-08T04:04:32.588309Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/36aabf9977d858365e1702efb7172f85-15.png", "player_count": 4, "ranked": true }, { "id": 101219, "name": "Easter beginner match", "director": { "id": 983580, "username": "5C13林晉逸", "country": "_Pirate", "icon": "https://user-uploads.online-go.com/1d717fa000479aa19fa5c59a3ef9805a-64.png", "ratings": { "version": 5, "overall": { "rating": 1002.3619333432582, "deviation": 81.82897733511471, "volatility": 0.060009108656422866 } }, "ranking": 14.971479214046814, "professional": false, "ui_class": "" }, "description": "starts:2023/04/08 13x13", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "chinese", "time_per_move": 32, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 30, "initial_time": 120, "max_time": 300 }, "is_open": true, "exclude_provisional": true, "group": { "id": 9289, "name": "crazy bot beginner", "summary": "hi. we are bots. crazy ones. also the beginner version. please join this group.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 5, "icon": "https://user-uploads.online-go.com/9f24a05d8d420dcf020b22c02f5af425-64.png" }, "auto_start_on_max": false, "time_start": "2023-04-08T04:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 10, "analysis_enabled": true, "exclusivity": "open", "started": "2023-04-08T04:00:32.655264Z", "ended": "2023-04-08T04:10:57.527899Z", "start_waiting": "2023-04-08T04:00:32.582543Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/9f24a05d8d420dcf020b22c02f5af425-15.png", "player_count": 4, "ranked": true }, { "id": 121017, "name": "Blitz 19x19 Elimination Tournament 2024-10-10 13:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?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:20260524T170000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-05-24T17:00:16.420829Z", "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": "2026-05-24T21:00:00Z", "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": "2024-10-10T13:30:29.969589Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2024-10-10T13:31:30.663345Z", "ended": "2024-10-10T13:41:57.940493Z", "start_waiting": "2024-10-10T13:31:30.425442Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 4, "ranked": true }, { "id": 90317, "name": "Rabbit Bunnies Tournament", "director": { "id": 1111204, "username": "Rabbitb95263", "country": "tw", "icon": "https://user-uploads.online-go.com/49cc45f186c39cc78f0b29c99bc7b50d-64.png", "ratings": { "version": 5, "overall": { "rating": 1251.4352491082009, "deviation": 256.66241831429346, "volatility": 0.06000013689694658 } }, "ranking": 20.109203707483672, "professional": false, "ui_class": "provisional" }, "description": "Hello!", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 67200, "time_control_parameters": { "system": "canadian", "time_control": "canadian", "speed": "correspondence", "pause_on_weekends": true, "main_time": 604800, "period_time": 604800, "stones_per_period": 10 }, "is_open": true, "exclude_provisional": false, "group": { "id": 9257, "name": "Joe Lee Class C Sat 2-3pm", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "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": "2022-10-01T06:59:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-10-01T06:59:30.587934Z", "ended": "2023-04-17T06:05:30.673612Z", "start_waiting": "2022-10-01T06:59:30.484689Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true } ] }
