Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-ended&page=1860
{ "count": 59145, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-ended&page=1861", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-ended&page=1859", "results": [ { "id": 95752, "name": "Blitz 19x19 Elimination Tournament 2022-10-16 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 Sitewide Tournament", "schedule": { "id": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260327T170000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-03-27T17:00:09.787194Z", "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": "2026-03-27T21:00:00Z", "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": "2022-10-16T21:30:28.538672Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2022-10-16T21:30:29.594362Z", "ended": "2022-10-16T22:27:19.108708Z", "start_waiting": "2022-10-16T21:30:29.391702Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 6, "ranked": true }, { "id": 70908, "name": "The 3rd Gosei Kanren Memorial Cup", "director": { "id": 449215, "username": "SM-SYaKo", "country": "jp", "icon": "https://user-uploads.online-go.com/e577b58bab7d7fc9871766c9d1f7195a-64.png", "ratings": { "version": 5, "overall": { "rating": 1182.178471692773, "deviation": 63.45983688838135, "volatility": 0.060058455061893425 } }, "ranking": 18.79122343818162, "professional": false, "ui_class": "" }, "description": "Gosei is one of the major Japanese Go Titles. It continues currently in Japan. Kanren is the first Gosei. This tournament is made as a commemorative of “Gosei Kanren Memorial Junior Go Tournament (碁聖寛蓮記念ジュニア囲碁大会)” in Ureshino City, Saga, Japan. The tournament continues with the name changed as “Ureshino Junior Go Tournament (嬉野ジュニア囲碁大会)”.\n\n「第二回碁聖寛蓮記念カップ」です。碁聖は現在にも続く日本の囲碁のタイトルの一つで、寛蓮は最初の碁聖と言われております。この大会は嬉野市で開催されていた「碁聖寛蓮記念ジュニア囲碁大会」の改名に因んで作りました。「碁聖寛蓮記念ジュニア囲碁大会」は現在は「嬉野ジュニア囲碁大会」と改名し、現在も佐賀県の嬉野市で開催されております。", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 46080, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 43200, "initial_time": 259200, "max_time": 259200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 2389, "name": "Murase Go Group", "summary": "The group of Japanese and any go player from different countries.\nこのグループは日本人や世界中の国々の人々が集うグループです。", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 93, "icon": "https://user-uploads.online-go.com/9e03e37d7a9f7508c9a114190260a7b9-64.png" }, "auto_start_on_max": false, "time_start": "2021-08-18T12:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-08-18T12:00:59.152038Z", "ended": "2022-10-16T20:12:57.959169Z", "start_waiting": "2021-08-18T12:00:58.039115Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/9e03e37d7a9f7508c9a114190260a7b9-15.png", "player_count": 53, "ranked": true }, { "id": 95746, "name": "Live 9x9 Double Elimination Tournament 2022-10-16 18:30", "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 } }, 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"tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 33, "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": "2022-10-16T18:30:20.627139Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2022-10-16T18:30:21.668466Z", "ended": "2022-10-16T19:29:28.713664Z", "start_waiting": "2022-10-16T18:30:21.385028Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 8, "ranked": true }, { "id": 94164, "name": "Correspondence 13x13 RoundRobin 2022-09-02 19:00", "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 Sitewide Tournament", "schedule": { "id": 7, "name": "Correspondence 13x13 RoundRobin", "rrule": "DTSTART:20260326T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T06:00:14.582400Z", "last_run": "2026-03-26T19:00:10.827242Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 13, "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": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 10 }, "next_run": "2026-03-29T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "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": "2022-09-02T19:00:34.230872Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2022-09-02T19:00:35.268109Z", "ended": "2022-10-16T16:32:25.840216Z", "start_waiting": "2022-09-02T19:00:34.669713Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 10, "ranked": true }, { "id": 94407, "name": "9x9 Mini League 1k-9k #41", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1364.3703333537464, "deviation": 67.846561836993, "volatility": 0.06018625827610971 } }, "ranking": 22.10940852675284, "professional": false, "ui_class": "" }, "description": "Special league for players between 9kyu and 1kyu. Tournament will be started as soon as 5 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": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "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": 696, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2022-09-18T20:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 21, 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"exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2022-10-16T14:30:08.754431Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2022-10-16T14:30:10.305517Z", "ended": "2022-10-16T14:48:19.615631Z", "start_waiting": "2022-10-16T14:30:10.095213Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 6, "ranked": true }, { "id": 94914, "name": "Correspondence 9x9 RoundRobin 2022-09-24 19:00", "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 Sitewide Tournament", "schedule": { "id": 5, "name": "Correspondence 9x9 RoundRobin", "rrule": "DTSTART:20260327T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:56:18.340749Z", "last_run": "2026-03-27T19:00:09.855866Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 9, "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": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 10 }, "next_run": "2026-03-30T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", 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Darren Kwok (1k)", "director": { "id": 856094, "username": "golegendhk", "country": "un", "icon": "https://secure.gravatar.com/avatar/4382f3ae566dc9ec8395502bf3990bd8?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2078.9306871953304, "deviation": 79.51057033671596, "volatility": 0.06002161654281385 } }, "ranking": 31.85927736280203, "professional": false, "ui_class": "" }, "description": "Slowlylearning VS DarrenKwok", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "chinese", "time_per_move": 43, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 1200, "period_time": 30, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 12096, "name": "GO get friends", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 29, "icon": "https://user-uploads.online-go.com/0d0a7dd088763040bc303e8f9a403170-64.png" }, "auto_start_on_max": false, "time_start": "2022-10-16T12:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2022-10-16T12:00:03.452433Z", "ended": "2022-10-16T13:08:44.681483Z", "start_waiting": "2022-10-16T12:00:03.362087Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/0d0a7dd088763040bc303e8f9a403170-15.png", "player_count": 2, "ranked": true }, { "id": 95693, "name": "niceeee", "director": { "id": 1063780, "username": "ArPo XI", "country": "th", "icon": "https://user-uploads.online-go.com/1a70f0eda1cd44c6986e10c87ff2fdf0-64.png", "ratings": { "version": 5, "overall": { "rating": 1583.4516435333264, "deviation": 63.06101389574246, "volatility": 0.06062013616126824 } }, "ranking": 25.55676810958745, "professional": false, "ui_class": "" }, "description": "notting", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 34, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 420, "period_time": 30, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 10737, "name": "Go Players!!! 😃", "summary": "<h1> Have fun :) <h1>", "require_invitation": true, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 99, "icon": "https://user-uploads.online-go.com/89d0a6b04a47b75ae4a14890520e2309-64.png" }, "auto_start_on_max": false, "time_start": "2022-10-16T12:30:00Z", "players_start": 2, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 22, "analysis_enabled": true, "exclusivity": "open", "started": "2022-10-16T12:30:04.732220Z", "ended": "2022-10-16T12:46:26.921634Z", "start_waiting": "2022-10-16T12:30:04.634558Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/89d0a6b04a47b75ae4a14890520e2309-15.png", "player_count": 2, "ranked": true }, { "id": 78889, "name": "Rodan play go", "director": { "id": 750171, "username": "KHAE", "country": "th", "icon": "https://user-uploads.online-go.com/56d33c7e8e7ce67f73aa947fd300727b-64.png", "ratings": { "version": 5, "overall": { "rating": 1287.039113571418, "deviation": 62.03202260607443, "volatility": 0.06028614816374175 } }, "ranking": 20.758635924188564, "professional": false, "ui_class": "" }, "description": "Funny go", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 631680, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 604800, "initial_time": 2419200, "max_time": 2419200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 9902, "name": "Gojira", "summary": "Funny go ", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 24, "icon": "https://user-uploads.online-go.com/6263fff48a6e98ec5978db54b8fa44a7-64.png" }, "auto_start_on_max": false, "time_start": "2021-08-17T09:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2021-08-18T06:17:43.368164Z", "ended": "2022-10-16T12:29:46.469426Z", "start_waiting": "2021-08-18T06:17:43.239419Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/6263fff48a6e98ec5978db54b8fa44a7-15.png", "player_count": 4, "ranked": true } ] }
