Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-name&page=3231
{ "count": 58899, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-name&page=3232", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-name&page=3230", "results": [ { "id": 485, "name": "gomoucha's mini-tournament", "director": { "id": 13939, "username": "gomoucha", "country": "cz", "icon": "https://secure.gravatar.com/avatar/81a5d666be23bdcc627af0c99ec0a217?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2099.4296771535246, "deviation": 70.60158118631045, "volatility": 0.060110412128245194 } }, "ranking": 32.086426475607546, "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": 384, "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": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2008-05-27T18:59:28Z", "ended": "2008-05-27T16:59:28Z", "start_waiting": null, "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 1053, "name": "gomoku's mini-tournament", "director": { "id": 24838, "username": "gomoku", "country": "un", "icon": "https://secure.gravatar.com/avatar/36f3776e5d1d89eed81547772a9d6a4f?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1390.2447362664682, "deviation": 63.67228642589935, "volatility": 0.06005535316938017 } }, "ranking": 22.544322320291123, "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": 432000, "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": 384, "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": "2010-01-18T06:50:24Z", "ended": "2010-01-18T05:50:24Z", "start_waiting": null, "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 1052, "name": "gomoku's mini-tournament", "director": { "id": 24838, "username": "gomoku", "country": "un", "icon": "https://secure.gravatar.com/avatar/36f3776e5d1d89eed81547772a9d6a4f?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1390.2447362664682, "deviation": 63.67228642589935, "volatility": 0.06005535316938017 } }, "ranking": 22.544322320291123, "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": 384, "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": "2010-01-14T14:34:56Z", "ended": "2010-01-14T13:34:56Z", "start_waiting": null, "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 118997, "name": "go misto1", "director": { "id": 710628, "username": "TalesMelo", "country": "br", "icon": "https://user-uploads.online-go.com/6e4f67d3c04713fe600fd6785798c69b-64.png", "ratings": { "version": 5, "overall": { "rating": 1363.4459167215687, "deviation": 71.44009203402867, "volatility": 0.060001304966852076 } }, "ranking": 22.093718140090214, "professional": false, "ui_class": "" }, "description": "Initial Time 3 days.\nTime Increment 1 day.\nMax Time 7 days", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 95543, "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": 11746, "name": "go misto", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 6, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2025-10-29T14:00:00Z", "players_start": 1, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2025-09-10T22:18:56.655927Z", "ended": null, "start_waiting": "2025-09-10T22:18:56.363949Z", "board_size": 9, "active_round": 5, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 29, "ranked": true }, { "id": 60546, "name": "Go Masters Tournament 2", "director": { "id": 776045, "username": "C. H. Lee", "country": "us", "icon": "https://secure.gravatar.com/avatar/43568eda37fe2db86962b817f5cf2ae6?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2272.856094593667, "deviation": 92.6933086443411, "volatility": 0.06001886124538824 } }, "ranking": 33.92387685220122, "professional": false, "ui_class": "" }, "description": "Go Masters Tournament 2", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "chinese", "time_per_move": 15360, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 14400, "initial_time": 86400, "max_time": 86400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 5725, "name": "Go Architecture", "summary": "Active Go research group, feel free to join.\nhttps://www.youtube.com/watch?v=D8IdVyIVNZk\nhttps://www.youtube.com/watch?v=Dmlyg1uzpNs", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2020-05-17T08:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2020-05-17T19:38:35.384892Z", "ended": "2020-06-03T19:53:23.427275Z", "start_waiting": "2020-05-17T19:38:34.914479Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 60545, "name": "Go Masters Tournament 1", "director": { "id": 776045, "username": "C. H. Lee", "country": "us", "icon": "https://secure.gravatar.com/avatar/43568eda37fe2db86962b817f5cf2ae6?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2272.856094593667, "deviation": 92.6933086443411, "volatility": 0.06001886124538824 } }, "ranking": 33.92387685220122, "professional": false, "ui_class": "" }, "description": "Go Masters Tournament 1", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "chinese", "time_per_move": 15360, "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": 5725, "name": "Go Architecture", "summary": "Active Go research group, feel free to join.\nhttps://www.youtube.com/watch?v=D8IdVyIVNZk\nhttps://www.youtube.com/watch?v=Dmlyg1uzpNs", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2020-05-16T08:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2020-05-19T22:32:50.730629Z", "ended": "2020-05-29T17:55:22.287847Z", "start_waiting": "2020-05-19T22:32:50.397695Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 2556, "name": "GoMaster November 2013", "director": { "id": 82, "username": "BFF", "country": "ru", "icon": "https://secure.gravatar.com/avatar/48d65cd0806a7b6e1911c10d557b6ffb?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1496.6571309968624, "deviation": 66.59345665503561, "volatility": 0.0600852454495633 } }, "ranking": 24.251732996975477, "professional": false, "ui_class": "" }, "description": "Open competition of november.", "schedule": null, "title": null, "tournament_type": "s_elimination", "handicap": -1, "rules": "japanese", "time_per_move": 14400, "time_control_parameters": { "total_time": 1296000, "time_control": "absolute" }, "is_open": true, "exclude_provisional": false, "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": 1946, "icon": "https://user-uploads.online-go.com/fd8ca9680500359b55b5bc1196226b5f-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": "open", "started": "2013-11-01T15:43:19.353899Z", "ended": "2014-05-21T19:10:59.837971Z", "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/fd8ca9680500359b55b5bc1196226b5f-15.png", "player_count": 0, "ranked": true }, { "id": 2581, "name": "GoMaster March 2014", "director": { "id": 82, "username": "BFF", "country": "ru", "icon": "https://secure.gravatar.com/avatar/48d65cd0806a7b6e1911c10d557b6ffb?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1496.6571309968624, "deviation": 66.59345665503561, "volatility": 0.0600852454495633 } }, "ranking": 24.251732996975477, "professional": false, "ui_class": "" }, "description": "The winner receives a prize. Wooden fridge magnet with the symbols of Komsomolsk-on-Amur (Russia).", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": -1, "rules": "aga", "time_per_move": 17280, "time_control_parameters": { "time_control": "canadian", "period_time": 86400, "main_time": 1296000, "stones_per_period": 5 }, "is_open": true, "exclude_provisional": false, "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": 1946, "icon": "https://user-uploads.online-go.com/fd8ca9680500359b55b5bc1196226b5f-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": false, "exclusivity": "open", "started": "2014-03-06T15:31:24.716064Z", "ended": "2016-06-15T22:30:49.046162Z", "start_waiting": "2014-03-06T15:29:04.780302Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/fd8ca9680500359b55b5bc1196226b5f-15.png", "player_count": 0, "ranked": true }, { "id": 2579, "name": "GoMaster January 2014", "director": { "id": 82, "username": "BFF", "country": "ru", "icon": "https://secure.gravatar.com/avatar/48d65cd0806a7b6e1911c10d557b6ffb?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1496.6571309968624, "deviation": 66.59345665503561, "volatility": 0.0600852454495633 } }, "ranking": 24.251732996975477, "professional": false, "ui_class": "" }, "description": "The winner receives a prize. Metal fridge magnet with the symbols of Moscow.", "schedule": null, "title": null, "tournament_type": "s_elimination", "handicap": -1, "rules": "japanese", "time_per_move": 14400, "time_control_parameters": { "total_time": 1296000, "time_control": "absolute" }, "is_open": true, "exclude_provisional": false, "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": 1946, "icon": "https://user-uploads.online-go.com/fd8ca9680500359b55b5bc1196226b5f-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": false, "exclusivity": "open", "started": "2013-12-31T14:08:51.252167Z", "ended": "2014-08-14T01:26:17.940803Z", "start_waiting": "2013-12-31T14:08:46.717430Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/fd8ca9680500359b55b5bc1196226b5f-15.png", "player_count": 0, "ranked": true }, { "id": 2580, "name": "GoMaster February 2014", "director": { "id": 82, "username": "BFF", "country": "ru", "icon": "https://secure.gravatar.com/avatar/48d65cd0806a7b6e1911c10d557b6ffb?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1496.6571309968624, "deviation": 66.59345665503561, "volatility": 0.0600852454495633 } }, "ranking": 24.251732996975477, "professional": false, "ui_class": "" }, "description": "The winner receives a prize. Wood fridge magnet with the symbols of Khabarovsk town (Russia).", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "chinese", "time_per_move": 86400, "time_control_parameters": { "time_control": "byoyomi", "period_time": 86400, "main_time": 259200, "periods": 5 }, "is_open": true, "exclude_provisional": false, "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": 1946, "icon": "https://user-uploads.online-go.com/fd8ca9680500359b55b5bc1196226b5f-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": false, "exclusivity": "open", "started": "2014-02-03T09:02:02.485447Z", "ended": "2014-07-04T14:13:58.292567Z", "start_waiting": "2014-02-03T09:01:59.709297Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/fd8ca9680500359b55b5bc1196226b5f-15.png", "player_count": 0, "ranked": true } ] }
