Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-board_size&page=469
{ "count": 60260, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-board_size&page=470", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-board_size&page=468", "results": [ { "id": 292, "name": "Ralke's (3days/move blitz) mini-tournament", "director": { "id": 2960, "username": "deleted-f4141919-f3f1-4d6b-8f9d-2e636d4d243e", "country": "un", "icon": "https://secure.gravatar.com/avatar/d1c373ab1570cfb9a7dbb53c186b37a2?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1548.253432486618, "deviation": 64.35886022735019, "volatility": 0.060022935741669906 } }, "ranking": 25.036366041532403, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 259200, "time_control_parameters": { "time_control": "simple", "per_move": 259200 }, "is_open": true, "exclude_provisional": false, "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": 385, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 7, "max_ranking": 16, "analysis_enabled": false, "exclusivity": "open", "started": "2007-08-12T17:44:00Z", "ended": "2008-01-01T14:05:00Z", "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 102187, "name": "OST - Olympic System Tournament", "director": { "id": 1033608, "username": "NetCat", "country": "_United_Federation_of_Planets", "icon": "https://secure.gravatar.com/avatar/013a769c858b338916b473d8298930be?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1406.6650193080409, "deviation": 70.55993802829255, "volatility": 0.06003444046653894 } }, "ranking": 22.81614654991628, "professional": false, "ui_class": "" }, "description": "Tournaments are held every Saturday\n\nJoin the OST community (^-^)", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 91187, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "time_increment": 86400, "initial_time": 604800, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 11969, "name": "OST GO", "summary": "For Olympic tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 55, "icon": "https://user-uploads.online-go.com/2510b06e500642c98f1a27be3aea35d9-64.png" }, "auto_start_on_max": false, "time_start": "2023-04-29T14:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-04-29T14:00:49.601584Z", "ended": "2024-02-09T07:38:01.413871Z", "start_waiting": "2023-04-29T14:00:49.364648Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/2510b06e500642c98f1a27be3aea35d9-15.png", "player_count": 19, "ranked": true }, { "id": 13045, "name": "Blitz 19x19 Elimination Tournament 2015-12-07 17:30", "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:20260715T170000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-07-15T17:00:48.356170Z", "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": "2026-07-15T21:00:00Z", "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": "2015-12-07T17:30:58.366216Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2015-12-07T17:30:59.935691Z", "ended": "2015-12-07T18:01:41.840497Z", "start_waiting": "2015-12-07T17:30:59.834432Z", "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": 111178, "name": "圓周率銀河圍棋大賽", "director": { "id": 1385882, "username": "Borismak", "country": "un", "icon": "https://secure.gravatar.com/avatar/aeec3684ab6d5d115af9771919e7844c?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1178.174067020308, "deviation": 63.053683630779254, "volatility": 0.06003380856351145 } }, "ranking": 18.71267410660018, "professional": false, "ui_class": "" }, "description": "黑方需貼還3.14子", "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": 13918, "name": "Meow Meow group ", "summary": "6.2831853070", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 2, "icon": "https://user-uploads.online-go.com/afd9df0cdee58a7fd72add0ed557d084-64.png" }, "auto_start_on_max": false, "time_start": "2023-12-31T07:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-01-04T16:09:47.666056Z", "ended": "2024-01-16T07:48:59.283031Z", "start_waiting": "2024-01-04T16:09:47.540324Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/afd9df0cdee58a7fd72add0ed557d084-15.png", "player_count": 2, "ranked": true }, { "id": 111130, "name": "Here we Go! Epic 12 rounds 5kyu-9kyu tournament.", "director": { "id": 699769, "username": "jeroentjeb", "country": "ca", "icon": "https://user-uploads.online-go.com/bd4d71e7ea87028b6cc6540f291f4873-64.png", "ratings": { "version": 5, "overall": { "rating": 1150.198098202036, "deviation": 65.38476849071499, "volatility": 0.06012309147754826 } }, "ranking": 18.1563413549333, "professional": false, "ui_class": "supporter" }, "description": "Here we Go! Epic 12 rounds 5 kyu - 9 kyu battle! \n12 hours per move.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 45251, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 43200, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "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": 18049, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": true, "time_start": "2024-01-08T19:00:00Z", "players_start": 20, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 21, "max_ranking": 25, "analysis_enabled": true, "exclusivity": "open", "started": "2024-01-08T12:58:11.477550Z", "ended": "2026-06-15T21:37:28.819141Z", "start_waiting": "2024-01-08T12:58:10.892502Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 33, "ranked": true }, { "id": 2968, "name": "HKB Beginners' Tournament 2nd Cycle", "director": { "id": 42360, "username": "Henrib736", "country": "us", "icon": "https://user-uploads.online-go.com/cfd31e74c2d9b1ad2b6d571ecc820cf6-64.png", "ratings": { "version": 5, "overall": { "rating": 1345.0585409259156, "deviation": 64.53637528197693, "volatility": 0.06005390268858446 } }, "ranking": 21.7793939100321, "professional": false, "ui_class": "" }, "description": "Required Rank: 30k - 20k", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 91200, "time_control_parameters": { "time_control": "fischer", "initial_time": 432000, "max_time": 432000, "time_increment": 86400 }, "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": 18049, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 10, "analysis_enabled": false, "exclusivity": "open", "started": "2014-07-05T16:57:05.989451Z", "ended": "2014-09-10T21:12:13.542681Z", "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 0, "ranked": true }, { "id": 112340, "name": "一次下超多盤3", "director": { "id": 1183558, "username": "churaaze", "country": "tw", "icon": "https://secure.gravatar.com/avatar/40b2a069c6bdf8ab75a81d5792126cfd?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2277.0271039242225, "deviation": 77.49367826793734, "volatility": 0.06000042965351029 } }, "ranking": 33.966321411254036, "professional": false, "ui_class": "" }, "description": "一次下超多盤3", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 87768, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 172800, "period_time": 86400, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 12202, "name": "ChuRaazeYoutube", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 76, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2024-02-27T11:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-02-04T08:42:24.015833Z", "ended": "2024-06-18T23:47:36.051697Z", "start_waiting": "2024-02-04T08:42:23.074893Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 17, "ranked": true }, { "id": 3764, "name": "2. Tournament Of The German Group", "director": { "id": 31781, "username": "RalfS", "country": "de", "icon": "https://user-uploads.online-go.com/e832b6c08837e8b2802d60cc5286f479-64.png", "ratings": { "version": 5, "overall": { "rating": 1328.0642545753892, "deviation": 63.87215139782012, "volatility": 0.059699894024962195 } }, "ranking": 21.48503928471629, "professional": false, "ui_class": "" }, "description": "Wenn noch weitere Spielwünsche bestehen, bitte ich teilzunehmen :)", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 90240, "time_control_parameters": { "time_control": "fischer", "initial_time": 345600, "max_time": 864000, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 23, "name": "German Group", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 357, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2015-01-04T14:34:00Z", "players_start": 10, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "group", "started": "2015-01-02T13:48:56.527384Z", "ended": "2016-08-29T11:36:01.187524Z", "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 30, "ranked": true }, { "id": 106848, "name": "Kranj 35", "director": { "id": 134125, "username": "mitava", "country": "at", "icon": "https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png", "ratings": { "version": 5, "overall": { "rating": 789.792021382491, "deviation": 64.86396886901105, "volatility": 0.059924389565863295 } }, "ranking": 9.453797542761778, "professional": false, "ui_class": "" }, "description": "19x19", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 259200, "period_time": 86400, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 374, "name": "Slovenija", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 55, "icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-64.png" }, "auto_start_on_max": true, "time_start": "2023-08-28T15:00:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 10, "max_ranking": 14, "analysis_enabled": true, "exclusivity": "open", "started": "2023-08-28T15:00:32.090704Z", "ended": "2024-03-17T23:59:11.012777Z", "start_waiting": "2023-08-28T15:00:31.987928Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-15.png", "player_count": 3, "ranked": true }, { "id": 13140, "name": "Blitz 19x19 Elimination Tournament 2015-12-11 01:30", "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:20260715T170000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-07-15T17:00:48.356170Z", "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": "2026-07-15T21:00:00Z", "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": "2015-12-11T01:30:09.948773Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2015-12-11T01:30:11.484617Z", "ended": "2015-12-11T02:12:29.945414Z", "start_waiting": "2015-12-11T01:30:11.372124Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 7, "ranked": true } ] }
