Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-max_ranking&page=5624
{ "count": 60020, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=5625", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=5623", "results": [ { "id": 127798, "name": "แข่งขันนัดแรก", "director": { "id": 1203503, "username": "ฝัน ปัณยตา PAT", "country": "th", "icon": "https://secure.gravatar.com/avatar/2cc9ac772c24592fb77c4eb8e5743a3e?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1192.1564768573571, "deviation": 68.72291396848657, "volatility": 0.060554449437211784 } }, "ranking": 18.985797653181532, "professional": false, "ui_class": "" }, "description": "แข่งขันหาผู้ชนะเลิศในห้องเรียนหมากล้อม ปวช.2/10 ภาคเรียนที่ 2", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 20, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "live", "pause_on_weekends": false, "per_move": 20 }, "is_open": true, "exclude_provisional": false, "group": { "id": 15280, "name": "ปวช.2/10 PAT", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": true, "hide_details": false, "member_count": 24, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2025-04-24T04:35:00Z", "players_start": 2, "first_pairing_method": "random", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 21, "analysis_enabled": false, "exclusivity": "group", "started": "2025-04-24T04:35:16.411359Z", "ended": "2025-04-24T04:57:47.365819Z", "start_waiting": "2025-04-24T04:35:16.308069Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 12, "ranked": true }, { "id": 1904, "name": "Elwood's BLITZ tournament 4 fast players", "director": { "id": 40359, "username": "Elwood", "country": "de", "icon": "https://user-uploads.online-go.com/5a24ea3937cf3cda515454b09f053d9f-64.png", "ratings": { "version": 5, "overall": { "rating": 2005.232567441011, "deviation": 67.56553683899051, "volatility": 0.059919315219865515 } }, "ranking": 31.023710035268294, "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": "simple", "per_move": 86400 }, "is_open": true, "exclude_provisional": true, "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": 17, "max_ranking": 21, "analysis_enabled": false, "exclusivity": "open", "started": "2012-09-10T18:59:21Z", "ended": "2012-09-10T16:59:21Z", "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": 105693, "name": "Basic Tournament of Go Cup #2 (With Corrected Suggestions)", "director": { "id": 1383789, "username": "Leonard0211", "country": "un", "icon": "https://secure.gravatar.com/avatar/c234eae23f61ba330874a16d2a221dc6?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1071.7605433956605, "deviation": 61.56879646890924, "volatility": 0.060667640053691026 } }, "ranking": 16.5212216010152, "professional": false, "ui_class": "" }, "description": "Please come sign up at this tournament for fun!! Practice your basic moves of go through real-time matches.\n\nSuggesting levels of 15k-20k to attend. Levels between 9k-14k and 21k-25k are also welcomed.\n\nHowever, we need to remind you that 24k-25k ranked players might find this tournament a little challenging whereas 9k-10k players might find this tournament a little easy. (But it depends.)", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 35, "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": 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": 18023, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": true, "time_start": "2023-07-25T15:35:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 21, "analysis_enabled": true, "exclusivity": "open", "started": "2023-07-25T15:35:50.263179Z", "ended": "2023-07-25T18:15:28.808175Z", "start_waiting": "2023-07-25T15:35:50.108442Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 18, "ranked": true }, { "id": 75470, "name": "9x9OGS", "director": { "id": 929370, "username": "mike1004", "country": "cn", "icon": "https://user-uploads.online-go.com/1ae5733ce3cf208417b07a7dad51c626-64.png", "ratings": { "version": 5, "overall": { "rating": 1433.29273319705, "deviation": 68.81068586915491, "volatility": 0.05989731324002006 } }, "ranking": 23.250272473569712, "professional": false, "ui_class": "" }, "description": "Come and play with me.", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "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": 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": 1788, "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.png" }, "auto_start_on_max": false, "time_start": "2021-05-23T04:47:00Z", "players_start": 2, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 21, "analysis_enabled": false, "exclusivity": "open", "started": "2021-05-23T04:47:28.265112Z", "ended": "2021-05-23T05:40:01.972421Z", "start_waiting": "2021-05-23T04:47:28.142819Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png", "player_count": 2, "ranked": true }, { "id": 557, "name": "Isle of Skye Go Feis", "director": { "id": 12516, "username": "beidao", "country": "gb", "icon": "https://secure.gravatar.com/avatar/59a2fd07c62e453c1050a020696090aa?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1009.0463659618001, "deviation": 63.61778211452948, "volatility": 0.059725494388052906 } }, "ranking": 15.125346715583834, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 432000, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "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": 5, "max_ranking": 21, "analysis_enabled": false, "exclusivity": "open", "started": "2008-11-25T17:34:45Z", "ended": "2008-11-25T16:34:45Z", "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": 2044, "name": "nwurd's mini-tournament #2", "director": { "id": 44739, "username": "nwurd", "country": "fr", "icon": "https://user-uploads.online-go.com/75880773c73609ccce6e25ae0fa36e6a-64.png", "ratings": { "version": 5, "overall": { "rating": 1598.6015190167927, "deviation": 65.64181787380372, "volatility": 0.059772011055274264 } }, "ranking": 25.777205826708425, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "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": true, "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": 17, "max_ranking": 21, "analysis_enabled": false, "exclusivity": "open", "started": "2013-02-27T12:55:51Z", "ended": "2013-02-27T11:55:51Z", "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": 40791, "name": "Lions 9 - November 2018", "director": { "id": 557899, "username": "🦁 Lvicala 🦁", "country": "cz", "icon": "https://user-uploads.online-go.com/c3809b0710aca9a2fd14431e2d9e32f2-64.png", "ratings": { "version": 5, "overall": { "rating": 1215.5307681865688, "deviation": 63.83387610820817, "volatility": 0.060058613626475424 } }, "ranking": 19.435301089469824, "professional": false, "ui_class": "" }, "description": "9 x 9.", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 29760, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 86400, "max_time": 172800, "time_increment": 28800, "speed": "correspondence" }, "is_open": true, "exclude_provisional": false, "group": { "id": 2773, "name": "Lions", "summary": "for all fighters like lion :)", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 8, "icon": "https://user-uploads.online-go.com/c3809b0710aca9a2fd14431e2d9e32f2-64.png" }, "auto_start_on_max": false, "time_start": "2018-11-01T09:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 21, "analysis_enabled": true, "exclusivity": "open", "started": "2018-11-01T09:00:37.511634Z", "ended": "2019-01-06T21:47:13.110920Z", "start_waiting": "2018-11-01T09:00:36.150173Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/c3809b0710aca9a2fd14431e2d9e32f2-15.png", "player_count": 18, "ranked": true }, { "id": 41006, "name": "Lions 9x9 RR - October 2018", "director": { "id": 557899, "username": "🦁 Lvicala 🦁", "country": "cz", "icon": "https://user-uploads.online-go.com/c3809b0710aca9a2fd14431e2d9e32f2-64.png", "ratings": { "version": 5, "overall": { "rating": 1215.5307681865688, "deviation": 63.83387610820817, "volatility": 0.060058613626475424 } }, "ranking": 19.435301089469824, "professional": false, "ui_class": "" }, "description": "9x9 RR", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 44160, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 86400, "max_time": 172800, "time_increment": 43200, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 2773, "name": "Lions", "summary": "for all fighters like lion :)", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 8, "icon": "https://user-uploads.online-go.com/c3809b0710aca9a2fd14431e2d9e32f2-64.png" }, "auto_start_on_max": false, "time_start": "2018-10-01T11:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 21, "analysis_enabled": true, "exclusivity": "open", "started": "2018-10-01T11:00:49.699752Z", "ended": "2018-10-11T04:11:03.924062Z", "start_waiting": "2018-10-01T11:00:43.714320Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/c3809b0710aca9a2fd14431e2d9e32f2-15.png", "player_count": 10, "ranked": true }, { "id": 5225, "name": "Panna 2015", "director": { "id": 66704, "username": "mita va", "country": "at", "icon": "https://user-uploads.online-go.com/7a4d02532a68fa46afdbca6ba63e594a-64.png", "ratings": { "version": 5, "overall": { "rating": 765.8713560501766, "deviation": 64.29472780923611, "volatility": 0.059134082118643565 } }, "ranking": 8.741809255274307, "professional": false, "ui_class": "supporter" }, "description": "xcfgt xfz", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": -1, "rules": "japanese", "time_per_move": 22560, "time_control_parameters": { "time_control": "fischer", "initial_time": 86400, "max_time": 259200, "time_increment": 21600 }, "is_open": true, "exclude_provisional": false, "group": { "id": 102, "name": "India Go Club - AIGP", "summary": "Affiliated with **Association of Indian Go Players** - [AIGP](https://aigp.org.in).\n\nThis is a group for all Indians who play go and reside in or around India. We are also happy to have any go player around the planet, interested in meeting and networking ", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 249, "icon": "https://user-uploads.online-go.com/9c775ca930451450cefbcdd80b14c02e-64.png" }, "auto_start_on_max": true, "time_start": "2015-03-02T16:01:00Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "random", "min_ranking": 17, "max_ranking": 21, "analysis_enabled": false, "exclusivity": "open", "started": "2015-03-02T16:01:43.708367Z", "ended": "2015-04-17T03:47:29.317472Z", "start_waiting": "2015-03-02T16:01:43.592411Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/9c775ca930451450cefbcdd80b14c02e-15.png", "player_count": 8, "ranked": true }, { "id": 344, "name": "Hattori's 'All-Armed Catfish' Tournament", "director": { "id": 6261, "username": "hattori", "country": "no", "icon": "https://secure.gravatar.com/avatar/9e0326490596a094730a0722ffb8d7f7?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1811.3394228133682, "deviation": 62.28922739978002, "volatility": 0.05997524715193623 } }, "ranking": 28.66950635384365, "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": 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": 18, "max_ranking": 21, "analysis_enabled": false, "exclusivity": "open", "started": "2008-08-28T16:06:34Z", "ended": "2008-08-28T14:06:34Z", "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 } ] }
