Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5749
{ "count": 60023, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5750", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5748", "results": [ { "id": 135543, "name": "19x19 Open D.E. Cup #149", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1293.2851288159748, "deviation": 70.63474169097069, "volatility": 0.06022023803937533 } }, "ranking": 20.870711401335065, "professional": false, "ui_class": "" }, "description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599", "schedule": null, "title": null, "tournament_type": "double_elimination", "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": false, "group": { "id": 12599, "name": "GO Special Tournaments", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 76, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png" }, "auto_start_on_max": true, "time_start": "2025-12-28T22:00:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-12-22T20:25:35.143447Z", "ended": null, "start_waiting": "2025-12-22T20:25:34.975436Z", "board_size": 19, "active_round": 1, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png", "player_count": 8, "ranked": true }, { "id": 111709, "name": "Meenoi's Tournament ครั้งที่ 1", "director": { "id": 431142, "username": "MeenoiVader01", "country": "th", "icon": "https://user-uploads.online-go.com/14e152811efad1e0ce1e2e4e0ad2e3cb-64.png", "ratings": { "version": 5, "overall": { "rating": 1883.0819317965984, "deviation": 79.95657310601, "volatility": 0.06003622061808522 } }, "ranking": 29.56872587432832, "professional": false, "ui_class": "" }, "description": "รอบนี้แข่งกระดาน 19x19 และปิดระบบ analysis ครับ", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 132335, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 345600, "period_time": 129600, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 11770, "name": "We pIay", "summary": "ขอใช้กลุ่มนี้เป็นที่นัดหมายแข่งขันนะครับ", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 25, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2024-01-26T11:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 25, "analysis_enabled": false, "exclusivity": "group", "started": "2024-01-26T11:00:17.166731Z", "ended": "2024-03-12T13:50:24.068312Z", "start_waiting": "2024-01-26T11:00:17.068804Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 5, "ranked": true }, { "id": 89298, "name": "第1回LINE囲碁仲間募集同時マクマホンopen", "director": { "id": 1133458, "username": "yamaboshi_at_OGS", "country": "jp", "icon": "https://user-uploads.online-go.com/dec68910d8ec1a906027f06ac8466775-64.png", "ratings": { "version": 5, "overall": { "rating": 1531.2130181340956, "deviation": 61.4196142058895, "volatility": 0.05990068887800818 } }, "ranking": 24.780159568702093, "professional": false, "ui_class": "" }, "description": "LINE囲碁仲間募集の同時マクマホン方式です。\n4月29日全体公開。\neveryone welcome!", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 43200, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "correspondence", "pause_on_weekends": false, "per_move": 43200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 11374, "name": "LINE囲碁仲間募集@OGS", "summary": "LINEオープンチャット、囲碁仲間募集のOGS版です。", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 39, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2022-04-30T10:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 24, "max_ranking": 32, "analysis_enabled": true, "exclusivity": "open", "started": "2022-04-30T10:00:44.301981Z", "ended": "2022-05-29T22:20:55.572490Z", "start_waiting": "2022-04-30T10:00:43.864506Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 8, "ranked": true }, { "id": 123513, "name": "Absolute time monthly for DDKs", "director": { "id": 526987, "username": "Gia", "country": "gr", "icon": "https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png", "ratings": { "version": 5, "overall": { "rating": 1048.0431981903662, "deviation": 64.6022523721619, "volatility": 0.06006190641971112 } }, "ranking": 16.0031741581676, "professional": false, "ui_class": "supporter" }, "description": "Pauses are not allowed. \nVacation is strongly discouraged and may lead to disqualification. \n\nHappy New Year everyone!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 9573, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": true, "total_time": 1209600 }, "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": "2024-12-31T22:01:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 10, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2024-12-31T22:01:35.799038Z", "ended": "2026-01-11T16:29:26.548396Z", "start_waiting": "2024-12-31T22:01:35.429391Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png", "player_count": 26, "ranked": true }, { "id": 57682, "name": "The world go competition", "director": { "id": 736022, "username": "楊博皓", "country": "hk", "icon": "https://user-uploads.online-go.com/0bcc85dcf5138f903a59c1fc96b917bc-64.png", "ratings": { "version": 5, "overall": { "rating": 1541.604332011829, "deviation": 65.76762527276921, "volatility": 0.05999650627120625 } }, "ranking": 24.93673238502052, "professional": false, "ui_class": "" }, "description": "You can play go there if you want to play.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 212, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 210, "initial_time": 210, "max_time": 210 }, "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": 18023, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": true, "time_start": "2020-03-19T03:30:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-03-21T00:35:19.777601Z", "ended": "2020-03-21T00:45:20.142144Z", "start_waiting": "2020-03-21T00:35:19.074629Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 4, "ranked": true }, { "id": 98205, "name": "agen lol", "director": { "id": 1063780, "username": "ArPo XI", "country": "th", "icon": "https://user-uploads.online-go.com/1a70f0eda1cd44c6986e10c87ff2fdf0-64.png", "ratings": { "version": 5, "overall": { "rating": 1566.1003699641476, "deviation": 63.20962683799533, "volatility": 0.06062539082630159 } }, "ranking": 25.301693073377773, "professional": false, "ui_class": "" }, "description": "notting dont chess", "schedule": null, "title": null, "tournament_type": "double_elimination", "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": false, "group": { "id": 10737, "name": "Go Players!!! 😃", "summary": "<h1> Have fun :) <h1>", "require_invitation": true, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 101, "icon": "https://user-uploads.online-go.com/89d0a6b04a47b75ae4a14890520e2309-64.png" }, "auto_start_on_max": false, "time_start": "2023-01-05T04:53:00Z", "players_start": 2, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2023-01-05T04:53:16.967844Z", "ended": "2023-01-05T04:55:34.932029Z", "start_waiting": "2023-01-05T04:53:16.886581Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/89d0a6b04a47b75ae4a14890520e2309-15.png", "player_count": 2, "ranked": true }, { "id": 52014, "name": "1ST 19x19 ROLAND GORROS: TABLE A", "director": { "id": 48251, "username": "Mitsunari", "country": "fr", "icon": "https://user-uploads.online-go.com/255f362392d68eb9c9f4cacbae4ff907-64.png", "ratings": { "version": 5, "overall": { "rating": 1591.5145157870593, "deviation": 64.96068191461528, "volatility": 0.06031383332760163 } }, "ranking": 25.674347878671227, "professional": false, "ui_class": "" }, "description": "Hello,<p>\nThis is the table A of the 1st 19x19 Roland GOrros.\nThis table is a single elimination tournament. The winner will be qualified to the final table (single elimination too).<p>\nEnjoy :)", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 59520, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 57600, "initial_time": 172800, "max_time": 259200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 2514, "name": "Continental and World Go Cups Group", "summary": "You want to become World Champion or a Continental champion? Join us :)", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 527, "icon": "https://user-uploads.online-go.com/c1c2b263d212f80b7dfe72721f68c8e4-64.png" }, "auto_start_on_max": false, "time_start": "2020-05-31T20:00:00Z", "players_start": 32, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-05-31T20:00:50.152156Z", "ended": "2021-11-09T20:04:38.719396Z", "start_waiting": "2020-05-31T20:00:48.650747Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/c1c2b263d212f80b7dfe72721f68c8e4-15.png", "player_count": 32, "ranked": true }, { "id": 65538, "name": "Wednesday tournament :D", "director": { "id": 836874, "username": "NicholasD03", "country": "un", "icon": "https://secure.gravatar.com/avatar/f493528ea0a3bfff700b0528c858339c?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1028.5047944967969, "deviation": 71.63711526554845, "volatility": 0.060081207056853145 } }, "ranking": 15.567520953222878, "professional": false, "ui_class": "" }, "description": "Description blah blah blah", "schedule": null, "title": null, "tournament_type": "swiss", "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": 60, "max_time": 60 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6721, "name": "Mr. Erb's Math Class", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 19, "icon": "https://user-uploads.online-go.com/6910eda41e1a6a0c79cb362e854798f9-64.png" }, "auto_start_on_max": true, "time_start": "2020-09-16T19:47:00Z", "players_start": 3, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2020-09-16T19:47:09.494442Z", "ended": "2020-09-16T20:02:52.304303Z", "start_waiting": "2020-09-16T19:47:09.205957Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/6910eda41e1a6a0c79cb362e854798f9-15.png", "player_count": 3, "ranked": true }, { "id": 140006, "name": "CHEERFUL GO #134 Single Elimination", "director": { "id": 1220803, "username": "nobhaete", "country": "cn", "icon": "https://user-uploads.online-go.com/1565c13b341c9b8bea6066bd85481ee6-64.png", "ratings": { "version": 5, "overall": { "rating": 2054.1002399397503, "deviation": 70.15551552374649, "volatility": 0.05979157549607755 } }, "ranking": 31.58111260666615, "professional": false, "ui_class": "" }, "description": "Hi everyone, welcome and have fun!\n\nSingle elimination tournament every Thursday.\n\nPlease contact nobhaete directly if you have any questions.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "chinese", "time_per_move": 43884, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 43200, "initial_time": 86400, "max_time": 172800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 12619, "name": "Happy Go!!!", "summary": "Feel free to join and create tournaments！\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday \nSingle Elimination tournaments every Thursday\n\nHAPPY", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 74, "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png" }, "auto_start_on_max": false, "time_start": "2026-05-14T04:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 34, "analysis_enabled": true, "exclusivity": "open", "started": "2026-05-14T04:00:49.978852Z", "ended": null, "start_waiting": "2026-05-14T04:00:49.784606Z", "board_size": 19, "active_round": 2, "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png", "player_count": 18, "ranked": true }, { "id": 79713, "name": "ครูอั๋น", "director": { "id": 564908, "username": "Sarawoot Kanya", "country": "th", "icon": "https://user-uploads.online-go.com/b6481afb00bf1ffc14aefec9418093c9-64.png", "ratings": { "version": 5, "overall": { "rating": 1450.7244757952644, "deviation": 64.2988723906399, "volatility": 0.06068198210976438 } }, "ranking": 23.53012500304784, "professional": false, "ui_class": "" }, "description": "ครูอั๋น", "schedule": null, "title": null, "tournament_type": "mcmahon", "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": 5893, "name": "Go Family", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 150, "icon": "https://user-uploads.online-go.com/69dc5c9576b388c1fc86c857114ab798-64.png" }, "auto_start_on_max": false, "time_start": "2021-09-05T03:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2021-09-05T03:00:58.840613Z", "ended": "2021-09-05T03:17:00.199470Z", "start_waiting": "2021-09-05T03:00:58.773607Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/69dc5c9576b388c1fc86c857114ab798-15.png", "player_count": 4, "ranked": true } ] }
