Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-start_waiting&page=286
{ "count": 59697, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-start_waiting&page=287", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-start_waiting&page=285", "results": [ { "id": 139863, "name": "9x9 Qualifying #1", "director": { "id": 1381238, "username": "BuzzerBeater", "country": "030", "icon": "https://user-uploads.online-go.com/d34952ca0e76fd14a163c154f3b31475-64.png", "ratings": { "version": 5, "overall": { "rating": 1974.6226287652119, "deviation": 78.07532045222294, "volatility": 0.06093682802219674 } }, "ranking": 30.66759956457159, "professional": false, "ui_class": "" }, "description": "9x9 Qualifying #1", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 85333, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": false, "total_time": 2419200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 13682, "name": "9*9棋賽群", "summary": "A space for 9*9 tournaments!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 32, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2026-06-01T09:00:00Z", "players_start": 10, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": null, "ended": null, "start_waiting": null, "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": 27053, "name": "Title match for: Tianyuan Main Title Tournament 2014", "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": "Title match for: Tianyuan Main Title Tournament 2014 (mark5000 vs Sadaharu)", "schedule": null, "title": { "id": 13, "name": "Tianyuan Main Title Tournament", "holder": { "id": 43936, "username": "Sadaharu", "country": "sg", "icon": "https://user-uploads.online-go.com/7c560149f1de7fce503f52c3c38cdb3e-64.png", "ratings": { "version": 5, "overall": { "rating": 2338.2620123329034, "deviation": 74.63252174715868, "volatility": 0.060278611486314464 } }, "ranking": 34.5806583616355, "professional": false, "ui_class": "supporter" }, "rules": "chinese", "tournament_type": "s_mcmahon" }, "tournament_type": "s_title", "handicap": 0, "rules": "chinese", "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": "2017-05-12T06:29:52.048391Z", "ended": "2018-02-20T14:11:32.189493Z", "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/tianyuan_19.png", "player_count": 0, "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": 358, "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": 138559, "name": "Absolute Fortnight - July 2026", "director": { "id": 710368, "username": "Macrophage", "country": "un", "icon": "https://user-uploads.online-go.com/90a535ecb859bd75ac6553453904b2ab-64.png", "ratings": { "version": 5, "overall": { "rating": 1719.3208289204492, "deviation": 67.74989470964455, "volatility": 0.059771221196399764 } }, "ranking": 27.462529287909263, "professional": false, "ui_class": "" }, "description": "**Beware the absolute time control.**\n\nA tournament series by Macrophage and fix.david\n\nPrevious tournament: https://online-go.com/tournament/136191\n\nNext tournament: https://online-go.com/tournament/139984", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 9573, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": false, "total_time": 1209600 }, "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": 822, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png" }, "auto_start_on_max": false, "time_start": "2026-06-30T23:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": null, "ended": null, "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png", "player_count": 15, "ranked": true }, { "id": 3546, "name": "Europien league", "director": { "id": 117797, "username": "Hao", "country": "cn", "icon": "https://secure.gravatar.com/avatar/2ddc0a2f6b4f5fcab04ccc1b3b1d2a13?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1633.9256081566064, "deviation": 68.34269329834888, "volatility": 0.060003449667971685 } }, "ranking": 26.283178512655773, "professional": false, "ui_class": "" }, "description": "For people that's open minded", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "aga", "time_per_move": 13440, "time_control_parameters": { "total_time": 1209600, "time_control": "absolute" }, "is_open": true, "exclude_provisional": true, "group": { "id": 9, "name": "Русская группа", "summary": "Интересные, призовые турниры.", "require_invitation": true, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1955, "icon": "https://user-uploads.online-go.com/fd8ca9680500359b55b5bc1196226b5f-64.png" }, "auto_start_on_max": false, "time_start": "2014-12-23T06:20:00Z", "players_start": 10, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2014-12-28T06:37:52.561514Z", "ended": "2015-05-27T19:22:52.469910Z", "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/fd8ca9680500359b55b5bc1196226b5f-15.png", "player_count": 10, "ranked": true }, { "id": 140167, "name": "“就爱挑战极限的我们” 特别季 低级组 组别二", "director": { "id": 1250228, "username": "Xuan Tian", "country": "my", "icon": "https://secure.gravatar.com/avatar/80dc35d1767b37d01fdf02be62fa5602?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 952.2650807507504, "deviation": 68.71849956831431, "volatility": 0.06021529934515925 } }, "ranking": 13.784555907914942, "professional": false, "ui_class": "" }, "description": "25至20级的棋友，如有兴趣请在组别一和二选择一组报名", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 91187, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": false, "main_time": 604800, "period_time": 86400, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 16280, "name": "我们的友谊赛 Our friendly match", "summary": "A place to have a friendly match ", "require_invitation": false, "is_public": false, "admin_only_tournaments": true, "hide_details": true, "member_count": 36, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2026-06-01T11:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 10, "analysis_enabled": false, "exclusivity": "open", "started": null, "ended": null, "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": 3195, "name": "Title match for: Mingren Main Title Tournament 2012", "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": "Title match for: Mingren Main Title Tournament 2012 (Sadaharu vs vitality)", "schedule": null, "title": { "id": 10, "name": "Mingren Main Title Tournament", "holder": { "id": 48681, "username": "gogop2016", "country": "un", "icon": "https://secure.gravatar.com/avatar/35495de00a8e17adf5d8a9a9d241565d?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2035.1561101134394, "deviation": 64.11226294350045, "volatility": 0.05987887663756385 } }, "ranking": 31.366618965112558, "professional": false, "ui_class": "" }, "rules": "chinese", "tournament_type": "s_elimination" }, "tournament_type": "s_title", "handicap": 0, "rules": "chinese", "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": "2014-10-02T03:00:58.378559Z", "ended": "2015-08-05T02:42:44.882081Z", "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/mingren_19.png", "player_count": 0, "ranked": true }, { "id": 140169, "name": "Rep Chess 9x9", "director": { "id": 1949294, "username": "Malik_Karimov", "country": "bg", "icon": "https://user-uploads.online-go.com/5491227133b490c33bc53d01082ad7ae-64.png", "ratings": { "version": 5, "overall": { "rating": 1174.5352825585883, "deviation": 69.80481354139867, "volatility": 0.06012547302467017 } }, "ranking": 18.641064812853845, "professional": false, "ui_class": "" }, "description": "https://online-go.com/group/15221", "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": 15221, "name": "Rep Chess", "summary": "Rep Chess", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 3, "icon": "https://user-uploads.online-go.com/601b1798adcfc777d282fbfa05c4b89e-64.png" }, "auto_start_on_max": false, "time_start": "2026-06-01T12:00:00Z", "players_start": 10, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": null, "ended": null, "start_waiting": null, "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/601b1798adcfc777d282fbfa05c4b89e-15.png", "player_count": 1, "ranked": true }, { "id": 140170, "name": "Rep Chess 13x13", "director": { "id": 1949294, "username": "Malik_Karimov", "country": "bg", "icon": "https://user-uploads.online-go.com/5491227133b490c33bc53d01082ad7ae-64.png", "ratings": { "version": 5, "overall": { "rating": 1174.5352825585883, "deviation": 69.80481354139867, "volatility": 0.06012547302467017 } }, "ranking": 18.641064812853845, "professional": false, "ui_class": "" }, "description": "https://online-go.com/group/15221", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 90782, "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": 15221, "name": "Rep Chess", "summary": "Rep Chess", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 3, "icon": "https://user-uploads.online-go.com/601b1798adcfc777d282fbfa05c4b89e-64.png" }, "auto_start_on_max": false, "time_start": "2026-06-10T12:00:00Z", "players_start": 10, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": null, "ended": null, "start_waiting": null, "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/601b1798adcfc777d282fbfa05c4b89e-15.png", "player_count": 1, "ranked": true }, { "id": 1569, "name": "The 1st Usagi Cup", "director": { "id": 26887, "username": "usagi4", "country": "us", "icon": "https://secure.gravatar.com/avatar/63bdc64870e06385c389cf1f19be8672?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2058.01217291606, "deviation": 64.6778163314401, "volatility": 0.05999416934547066 } }, "ranking": 31.62515871563829, "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": 345600, "max_time": 604800, "time_increment": 86400 }, "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": 9, "max_ranking": 26, "analysis_enabled": false, "exclusivity": "open", "started": "2011-08-17T16:08:25Z", "ended": "2018-03-19T21:03:18.412850Z", "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 } ] }
