Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=first_pairing_method&page=5527
{ "count": 59090, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=first_pairing_method&page=5528", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=first_pairing_method&page=5526", "results": [ { "id": 3102, "name": "19x19 Tourney 1", "director": { "id": 69458, "username": "MichaelLovesGo", "country": "us", "icon": "https://user-uploads.online-go.com/ca71c341ce8a716fc633f4674b2f5025-64.png", "ratings": { "version": 5, "overall": { "rating": 1053.5659662595153, "deviation": 69.21037218105833, "volatility": 0.0600384109554852 } }, "ranking": 16.12484509229635, "professional": false, "ui_class": "" }, "description": "the 1st tournament!", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 91200, "time_control_parameters": { "time_control": "fischer", "initial_time": 432000, "max_time": 864000, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 240, "name": "Beginner-Intermediate Go Club", "summary": "A go club.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 154, "icon": "https://user-uploads.online-go.com/377869bd7b186f00543a6a0c39c1b7b3-64.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": 36, "analysis_enabled": true, "exclusivity": "group", "started": "2014-08-30T20:23:58.570614Z", "ended": "2015-09-22T22:18:13.046496Z", "start_waiting": "2014-08-30T20:23:58.207360Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/377869bd7b186f00543a6a0c39c1b7b3-15.png", "player_count": 0, "ranked": true }, { "id": 2388, "name": "Honinbo Nines Title Tournament 2008", "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": "Honinbo Nines Title Tournament 2008", "schedule": null, "title": { "id": 5, "name": "Honinbo Nines Title Tournament", "holder": { "id": 35184, "username": "vitality", "country": "un", "icon": "https://secure.gravatar.com/avatar/17d676429b5c6ec38fb06cf71f8662fa?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2742.437357137692, "deviation": 68.19500547415998, "volatility": 0.059852958448327415 } }, "ranking": 38, "professional": false, "ui_class": "" }, "rules": "japanese", "tournament_type": "s_mcmahon" }, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 604800, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": null, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2008-03-01T14:41:00Z", "ended": "2008-03-01T14:41:00Z", "start_waiting": null, "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/honinbo_9.png", "player_count": 0, "ranked": true }, { "id": 130269, "name": "Monday Morning 19x19 #65", "director": { "id": 1246361, "username": "katonal_edu", "country": "hu", "icon": "https://user-uploads.online-go.com/fd87b19ee0fd28a43416a872362f254b-64.png", "ratings": { "version": 5, "overall": { "rating": 1482.4218691165722, "deviation": 66.99404105360328, "volatility": 0.06001699194390396 } }, "ranking": 24.030490914607018, "professional": false, "ui_class": "" }, "description": "To have a good start of the week you need to join this 19x19 #65 tournament. But before doing so, please consider that it would be nice to have at least one move per day. Furthermore, conditional moves are not allowed. Thanks in advance for participating. Have fun! Enjoy it!", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 87768, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 172800, "max_time": 172800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 12889, "name": "Monday Morning", "summary": "Welcome to Monday Morning group\n\nIf you feel that Mondays are mentally difficult for you, just join us and start your week with special things like playing go.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 47, "icon": "https://user-uploads.online-go.com/2bdb6183a5c2ea5f43301eda9ab4f643-64.png" }, "auto_start_on_max": false, "time_start": "2025-08-18T08:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 27, "analysis_enabled": false, "exclusivity": "open", "started": "2025-08-18T08:00:34.109723Z", "ended": null, "start_waiting": "2025-08-18T08:00:34.033554Z", "board_size": 19, "active_round": 3, "icon": "https://user-uploads.online-go.com/2bdb6183a5c2ea5f43301eda9ab4f643-15.png", "player_count": 8, "ranked": true }, { "id": 2402, "name": "Meijin Handicap Title Tournament 2009", "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": "Meijin Handicap Title Tournament 2009", "schedule": null, "title": { "id": 3, "name": "Meijin Handicap Title Tournament", "holder": { "id": 34056, "username": "csaba", "country": "hu", "icon": "https://secure.gravatar.com/avatar/acc21dc869238249e9b4986f52380d95?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1439.4958780786233, "deviation": 63.64646931601151, "volatility": 0.05974469460324265 } }, "ranking": 23.350247129990233, "professional": false, "ui_class": "supporter" }, "rules": "japanese", "tournament_type": "s_elimination" }, "tournament_type": "s_elimination", "handicap": -1, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 604800, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": null, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2008-12-31T23:00:00Z", "ended": "2008-12-31T23:00:00Z", "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/meijin_19.png", "player_count": 0, "ranked": true }, { "id": 74406, "name": "აპრილის სატურნირო მარათონის ოცდამეოთხე ტურნირი", "director": { "id": 21742, "username": "დათო", "country": "ge", "icon": "https://user-uploads.online-go.com/f776102223e8d2cd0c3eeab1eea726ff-64.png", "ratings": { "version": 5, "overall": { "rating": 2188.217274395995, "deviation": 97.40479902700517, "volatility": 0.06013689069472163 } }, "ranking": 33.04533320130458, "professional": false, "ui_class": "" }, "description": "აპრილის სატურნირო მარათონის ოცდამესამე ტურნირი", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "chinese", "time_per_move": 5, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "blitz", "pause_on_weekends": false, "time_increment": 4, "initial_time": 120, "max_time": 180 }, "is_open": true, "exclude_provisional": false, "group": { "id": 692, "name": "Georgia - საქართველოს გოს ფედერაცია", "summary": "საქართველოს გოს ფედერაციის ჯგუფში გაწევრიანება შეუძლიათ მხოლოდ საქართველოს მოქალაქეებს, რომლებიც დარეგისტრირებულები არიან ამ საიტზე და პროფილში მითითებული აქვთ სახელი და გვარი.", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 263, "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-64.png" }, "auto_start_on_max": false, "time_start": "2021-04-25T18:20:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "invite", "started": "2021-04-25T18:20:57.898331Z", "ended": "2021-04-25T19:13:40.287659Z", "start_waiting": "2021-04-25T18:20:57.129439Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png", "player_count": 21, "ranked": true }, { "id": 402, "name": "Hikarushindo2010's mini-tournament", "director": { "id": 5960, "username": "Hikarushindo2010", "country": "un", "icon": "https://secure.gravatar.com/avatar/fda49cdd7e54e86e10bc8c0ba70c5c00?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1090.838728375607, "deviation": 66.2084782667231, "volatility": 0.0600484376359097 } }, "ranking": 16.929685106998882, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "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": 383, "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": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2008-01-07T00:56:00Z", "ended": "2008-02-11T08:37:00Z", "start_waiting": null, "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 1645, "name": "phoward's second", "director": { "id": 5061, "username": "phoward", "country": "hu", "icon": "https://secure.gravatar.com/avatar/39dcc128c60ea35c77f6a6580706b52b?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1969.5129186694144, "deviation": 65.64991295665217, "volatility": 0.05999891485455727 } }, "ranking": 30.60761691261993, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "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": 383, "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": 21, "max_ranking": 33, "analysis_enabled": false, "exclusivity": "open", "started": "2012-03-21T14:38:52Z", "ended": "2012-03-21T13:38:52Z", "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": 5455, "name": "Serbian light", "director": { "id": 102766, "username": "Toza", "country": "rs", "icon": "https://user-uploads.online-go.com/85621b2362c62aaecf3257a9bf207bf5-64.png", "ratings": { "version": 5, "overall": { "rating": 856.1762092046862, "deviation": 64.6058710765467, "volatility": 0.05962406258708161 } }, "ranking": 11.322154409159744, "professional": false, "ui_class": "" }, "description": "For light", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 86840, "time_control_parameters": { "time_control": "fischer", "initial_time": 39600, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 27, "name": "Serbian Go Players", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 81, "icon": "https://user-uploads.online-go.com/a4c7afeabd5c537f0916589346c203bb-64.png" }, "auto_start_on_max": false, "time_start": "2015-03-06T17:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 25, "analysis_enabled": false, "exclusivity": "open", "started": "2015-03-06T17:00:37.566581Z", "ended": "2015-09-10T17:17:08.558411Z", "start_waiting": "2015-03-06T17:00:37.409098Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/a4c7afeabd5c537f0916589346c203bb-15.png", "player_count": 8, "ranked": true }, { "id": 1646, "name": "Gandora's mini-tournament", "director": { "id": 40594, "username": "Gandora", "country": "un", "icon": "https://secure.gravatar.com/avatar/c04df52b15a25f6b44e22ea4df43e366?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1371.1831017910174, "deviation": 87.94639264243713, "volatility": 0.06001836301673908 } }, "ranking": 22.224716758986457, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 1209600, "time_control_parameters": { "time_control": "simple", "per_move": 1209600 }, "is_open": false, "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": 383, "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": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2012-01-15T03:55:34Z", "ended": "2012-01-15T02:55:34Z", "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": 71436, "name": "Cheeseee", "director": { "id": 740288, "username": "wopi-wopi-ersak", "country": "_Scotland", "icon": "https://user-uploads.online-go.com/d4c5efd04928b5b667798cf4056865de-64.png", "ratings": { "version": 5, "overall": { "rating": 1380.4354952506678, "deviation": 61.493999076837, "volatility": 0.05994734924703169 } }, "ranking": 22.38040237333039, "professional": false, "ui_class": "supporter" }, "description": "It is cheesy", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 88320, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 172800, "max_time": 518400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 8356, "name": "Cheese is yummy 🧀", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 7, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2021-02-15T13:00:00Z", "players_start": 6, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-02-16T05:11:22.752688Z", "ended": "2021-05-24T16:18:51.071168Z", "start_waiting": "2021-02-16T05:11:22.625390Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 6, "ranked": true } ] }
