Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=max_ranking&page=5349
{ "count": 59589, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=5350", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=5348", "results": [ { "id": 60718, "name": "gong is hot", "director": { "id": 783827, "username": "gongissohandsome", "country": "un", "icon": "https://secure.gravatar.com/avatar/99021d6f990b4bbad1ed4e7585a370b0?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1662.3108939062977, "deviation": 290.31896371798047, "volatility": 0.05999967537233814 } }, "ranking": 26.681897238489267, "professional": false, "ui_class": "provisional" }, "description": "why is gong so damm handsome", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 10, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 10, "initial_time": 30, "max_time": 180 }, "is_open": true, "exclude_provisional": true, "group": { "id": 5765, "name": "gongissohandsome", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 2, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2020-05-18T15:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-05-18T16:11:30.189412Z", "ended": "2020-05-18T16:16:31.161433Z", "start_waiting": "2020-05-18T16:11:29.557805Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true }, { "id": 129859, "name": "snail", "director": { "id": 1772479, "username": "VOX hh", "country": "_LGBT", "icon": "https://user-uploads.online-go.com/f8db1ef8e8e4fc6a843b305b48ae2575-64.png", "ratings": { "version": 5, "overall": { "rating": 258.55646449160463, "deviation": 106.62578433906414, "volatility": 0.060062381454922084 } }, "ranking": 5, "professional": false, "ui_class": "" }, "description": "FRIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYY!\n\n\n-midy-", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 15084, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 14400, "initial_time": 86400, "max_time": 86400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 15314, "name": "Marlcliffe primary go nerds", "summary": "hi", "require_invitation": false, "is_public": false, "admin_only_tournaments": true, "hide_details": false, "member_count": 7, "icon": "https://user-uploads.online-go.com/e9f7dbf31c21511c5ad5fd4ed12f2ddb-64.png" }, "auto_start_on_max": false, "time_start": "2025-06-27T15:00:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-06-27T15:00:29.370547Z", "ended": "2025-06-29T15:52:54.238996Z", "start_waiting": "2025-06-27T15:00:29.302635Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/e9f7dbf31c21511c5ad5fd4ed12f2ddb-15.png", "player_count": 3, "ranked": true }, { "id": 44077, "name": "Blitz Tournament", "director": { "id": 535250, "username": "andyzhou", "country": "us", "icon": "https://secure.gravatar.com/avatar/105954f48a899e137f853a65860f7c7b?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1833.216906846001, "deviation": 66.41302235084261, "volatility": 0.06012770521888711 } }, "ranking": 28.94743858640182, "professional": false, "ui_class": "" }, "description": "good luck!", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "aga", "time_per_move": 10, "time_control_parameters": { "period_time": 10, "main_time": 60, "system": "byoyomi", "pause_on_weekends": false, "time_control": "byoyomi", "periods": 5, "speed": "live" }, "is_open": true, "exclude_provisional": true, "group": { "id": 24, "name": "Double Digit Kyu Room", "summary": "For those of us working our way through to SDK. Whether its for your first time up the ladder and the 20th, lets find some opponents and camaraderie. ", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 3659, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2018-12-27T21:05:00Z", "players_start": 2, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2018-12-28T00:18:13.257011Z", "ended": "2018-12-28T00:25:33.108408Z", "start_waiting": "2018-12-28T00:18:12.976707Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true }, { "id": 85672, "name": "19x19 partidas de HOY", "director": { "id": 607938, "username": "kido.go.baduk", "country": "mx", "icon": "https://user-uploads.online-go.com/83ceb7eea12991c2d610032107296fa7-64.png", "ratings": { "version": 5, "overall": { "rating": 733.7386350417765, "deviation": 67.58441146641512, "volatility": 0.06059085558486428 } }, "ranking": 7.749569442835256, "professional": false, "ui_class": "" }, "description": "19x19 partidas de HOY", "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": 600, "period_time": 30, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 4841, "name": "PIPIOLO GO 2022🏆", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 214, "icon": "https://user-uploads.online-go.com/53d0a90037da78f2a39241da6e40dc96-64.png" }, "auto_start_on_max": false, "time_start": "2022-02-03T23:09:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2022-02-03T23:09:27.242746Z", "ended": "2022-02-04T20:26:12.716639Z", "start_waiting": "2022-02-03T23:09:26.824052Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/53d0a90037da78f2a39241da6e40dc96-15.png", "player_count": 11, "ranked": true }, { "id": 129652, "name": "Handicap Arena 2025 - 051", "director": { "id": 526987, "username": "Gia", "country": "gr", "icon": "https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png", "ratings": { "version": 5, "overall": { "rating": 1077.7610819445333, "deviation": 64.33073886772479, "volatility": 0.060067367314019605 } }, "ranking": 16.6504715946996, "professional": false, "ui_class": "supporter" }, "description": "Part of an arena tournament - 2025. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as it is full (10 players).", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "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": 13655, "name": "Handicap Arena", "summary": "Organising arena-type handicap correspondence tournaments.", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 106, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png" }, "auto_start_on_max": true, "time_start": "2025-06-25T15:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-06-24T07:36:00.678258Z", "ended": "2026-01-06T05:50:42.740183Z", "start_waiting": "2025-06-24T07:35:59.722227Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png", "player_count": 10, "ranked": true }, { "id": 86422, "name": "ซ้อมครั้งที่3", "director": { "id": 917705, "username": "GKD2", "country": "un", "icon": "https://user-uploads.online-go.com/624777ec0f04894cab6028f188db710b-64.png", "ratings": { "version": 5, "overall": { "rating": 919.6954992997345, "deviation": 165.32878643942152, "volatility": 0.060000118781042 } }, "ranking": 12.978917249853716, "professional": false, "ui_class": "provisional" }, "description": "ซ้อมครั้งที่3", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 13, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 300, "period_time": 10, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 10619, "name": "ซ้อมแข่งขันแบบทัวร์นาเมนต์", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 19, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2022-02-22T03:40:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-02-22T03:40:09.540093Z", "ended": "2022-02-22T04:00:57.143095Z", "start_waiting": "2022-02-22T03:40:09.374495Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 5, "ranked": true }, { "id": 85743, "name": "王善緯謝汶熹", "director": { "id": 818416, "username": "傳碁學園", "country": "un", "icon": "https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png", "ratings": { "version": 5, "overall": { "rating": 1898.3468207617877, "deviation": 71.28817954667363, "volatility": 0.06041644550084839 } }, "ranking": 29.755630942351214, "professional": false, "ui_class": "" }, "description": "王善緯謝汶熹", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 33, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 300, "period_time": 30, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6399, "name": "傳碁 B班", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 53, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2022-02-05T05:47:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-02-05T05:47:49.228270Z", "ended": "2022-02-05T06:16:37.834951Z", "start_waiting": "2022-02-05T05:47:49.108447Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true }, { "id": 86147, "name": "บุคคลหญิง กระดาน 19X19", "director": { "id": 517697, "username": "Shirahama191", "country": "th", "icon": "https://user-uploads.online-go.com/09fcaf830dfe5b86f618b88c6964e5a4-64.png", "ratings": { "version": 5, "overall": { "rating": 2095.325853130255, "deviation": 63.64647432767915, "volatility": 0.06002466036857461 } }, "ranking": 32.04113012602883, "professional": false, "ui_class": "" }, "description": "การแข่งขันหมากล้อมออนไลน์ Matthayompuranawas Mini Go Championship 2022", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 20, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 900, "period_time": 10, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 11130, "name": "Matthayompuranawas Mini Go Championship 2022", "summary": "การแข่งขันหมากล้อมออนไลน์ Matthayompuranawas Mini Go Championship 2022 จะทำการแข่งขันในวันที่ 22 ก.พ. 65 เวลา 13.00-17.00 น. (การแข่งขันระบบ Tournament ของ OGS จะเป็นการแข่งขันที่จะแข่งขันรอบต่อไปทันทีเมื่อแข่งขันเสร็จครบทุกคนในรอบนี้แล้ว ขอให้นักกีฬาเตรีย", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 28, "icon": "https://user-uploads.online-go.com/311eccc045e70c53e35837440b67bb26-64.png" }, "auto_start_on_max": false, "time_start": "2022-02-22T06:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "invite", "started": "2022-02-22T06:00:14.537262Z", "ended": "2022-02-22T07:58:10.339282Z", "start_waiting": "2022-02-22T06:00:14.479102Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/311eccc045e70c53e35837440b67bb26-15.png", "player_count": 4, "ranked": true }, { "id": 86006, "name": "3 -> 葉灝謙 4 -> 龔嘉洛", "director": { "id": 818416, "username": "傳碁學園", "country": "un", "icon": "https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png", "ratings": { "version": 5, "overall": { "rating": 1898.3468207617877, "deviation": 71.28817954667363, "volatility": 0.06041644550084839 } }, "ranking": 29.755630942351214, "professional": false, "ui_class": "" }, "description": "3 -> 葉灝謙\n4 -> 龔嘉洛", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 26, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 600, "period_time": 20, "periods": 2 }, "is_open": true, "exclude_provisional": false, "group": { "id": 7531, "name": "傳碁 C班", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 87, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2022-02-12T08:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2022-02-12T07:21:40.591937Z", "ended": "2022-02-12T07:43:07.053007Z", "start_waiting": "2022-02-12T07:21:40.514604Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true }, { "id": 135403, "name": "Let's improve ourself! McMahon for 6k to high levels [FAST] # II", "director": { "id": 1872546, "username": "Sch-Mentor", "country": "001", "icon": "https://user-uploads.online-go.com/41804ae38abc71e0bea5040b313b01ec-64.png", "ratings": { "version": 5, "overall": { "rating": 1500, "deviation": 250, "volatility": 0.06 } }, "ranking": 24.303382182144386, "professional": false, "ui_class": "provisional" }, "description": "Hi everyone!\nThis tournament would be useful for your improvement due to McMahon system because your games will be more evenly matched.\n\nThe number of rounds and the top bar could be modified in first round according to the total number of players and the population above the bar.\n\nFast tournament: pay attention, 12 hours increment is something like two movements per day.\n\nThings to keep in mind:\n* Use the conditional move feature to speed up the game.\n* No pauses and no vacations are allowed; if any player switch it on, then they will be disqualified without further notice or reminder (unless they have an urgent matter to attend to and give notice to TD).\n* Disqualification will occur automatically by the site if a player loses by timeout.\n* If you find that a player pauses the game, enters vacation mode or has bad behavior, please send a message to the TD.\n* And last but not least: no weekends; just make your move, it’s a tournament, my friend!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 44568, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 43200, "initial_time": 172800, "max_time": 172800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 508, "name": "Fast Correspondence", "summary": "Tournaments for people who like to play quick correspondence games.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 821, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png" }, "auto_start_on_max": true, "time_start": "2026-01-05T17:33:00Z", "players_start": 16, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 24, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2026-01-05T17:33:30.763710Z", "ended": null, "start_waiting": "2026-01-05T17:33:30.405518Z", "board_size": 19, "active_round": 6, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png", "player_count": 18, "ranked": true } ] }
