Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=max_ranking&page=4562
{ "count": 60495, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=4563", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=4561", "results": [ { "id": 69348, "name": "Christmas Tournament", "director": { "id": 535250, "username": "andyzhou", "country": "us", "icon": "https://secure.gravatar.com/avatar/105954f48a899e137f853a65860f7c7b?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1807.7995103995904, "deviation": 66.55947166904842, "volatility": 0.06013691821776674 } }, "ranking": 28.62421989205001, "professional": false, "ui_class": "" }, "description": "Feel free to join! This is the replacement of the original one because the time setting was wrong.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "aga", "time_per_move": 21, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 600, "period_time": 15, "periods": 3 }, "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": 3680, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2020-12-25T17:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-12-26T09:21:24.069325Z", "ended": "2020-12-26T09:43:11.038052Z", "start_waiting": "2020-12-26T09:21:23.833351Z", "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": 117019, "name": "Masters Grand Finale", "director": { "id": 1575220, "username": "cinnamorolll", "country": "un", "icon": "https://secure.gravatar.com/avatar/e29d1939be9325cfecb188dd614359f4?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1837.3839021893393, "deviation": 250, "volatility": 0.06 } }, "ranking": 29.0, "professional": false, "ui_class": "provisional" }, "description": "Welcome", "schedule": null, "title": null, "tournament_type": "mcmahon", "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": false, "group": { "id": 14371, "name": "Upgrade levelling", "summary": "", "require_invitation": true, "is_public": false, "admin_only_tournaments": true, "hide_details": true, "member_count": 1, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2024-06-12T12:08:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-06-12T12:09:51.438825Z", "ended": "2024-06-15T12:15:49.422844Z", "start_waiting": "2024-06-12T12:09:51.311999Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true }, { "id": 117631, "name": "ซ้อมแข่งให้เด็กซนๆ", "director": { "id": 1321846, "username": "Binchilling", "country": "un", "icon": "https://user-uploads.online-go.com/9fc90e67638b0a912b886f6c4afee317-64.png", "ratings": { "version": 5, "overall": { "rating": 1280.93301193728, "deviation": 66.74749305911455, "volatility": 0.060008526122919265 } }, "ranking": 20.64854398212164, "professional": false, "ui_class": "" }, "description": "ซ้อมมม", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 41, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 600, "period_time": 20, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 9318, "name": "Piyachat ", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 222, "icon": "https://user-uploads.online-go.com/377f55c70dc6d0f96d66a92236bb05d1-64.png" }, "auto_start_on_max": false, "time_start": "2024-06-30T08:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-06-30T07:52:10.448732Z", "ended": "2024-06-30T08:02:52.041655Z", "start_waiting": "2024-06-30T07:52:10.378483Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/377f55c70dc6d0f96d66a92236bb05d1-15.png", "player_count": 5, "ranked": true }, { "id": 68168, "name": "Fast Correspondence 2020-11-30", "director": { "id": 784, "username": "mlopezviedma", "country": "ar", "icon": "https://user-uploads.online-go.com/3e911828e4e25e61f8faede9d9277323-64.png", "ratings": { "version": 5, "overall": { "rating": 1546.1538674294254, "deviation": 62.03504989658016, "volatility": 0.059739123217599915 } }, "ranking": 25.004951341512772, "professional": false, "ui_class": "supporter moderator" }, "description": "Please, avoid delaying your games using the vacation feature.\n\nAnalysis is enabled to allow the use of conditional moves.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 30720, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 28800, "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": 832, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png" }, "auto_start_on_max": false, "time_start": "2020-11-30T00:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-11-30T00:00:17.138321Z", "ended": "2021-01-19T08:10:06.079360Z", "start_waiting": "2020-11-30T00:00:15.112628Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png", "player_count": 10, "ranked": true }, { "id": 128329, "name": "Tournament 3 of Series 1", "director": { "id": 1310334, "username": "PilotClem", "country": "_Pirate", "icon": "https://user-uploads.online-go.com/b00190484ad187723ff8143c2edb8b34-64.png", "ratings": { "version": 5, "overall": { "rating": 1107.5546541808426, "deviation": 62.05069217620366, "volatility": 0.059925504368602965 } }, "ranking": 17.281743245011715, "professional": false, "ui_class": "" }, "description": "last tournament of series 1", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 15, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 10, "initial_time": 600, "max_time": 3600 }, "is_open": true, "exclude_provisional": true, "group": { "id": 15283, "name": "Tournaments and games", "summary": "Please feel free to create your own tournament or game, and to have fun. The purpose of this group is for you guys to have fun, to learn and to gain experience. If you wish you can create reviews, you can share a game, or a impressive move you made.😁\n\nI am", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 26, "icon": "https://user-uploads.online-go.com/d468da67c2a39fd37f4de966ee5820ea-64.png" }, "auto_start_on_max": true, "time_start": "2025-05-24T14:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-05-24T14:00:58.712504Z", "ended": "2025-05-24T14:56:51.069021Z", "start_waiting": "2025-05-24T14:00:58.569107Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/d468da67c2a39fd37f4de966ee5820ea-15.png", "player_count": 15, "ranked": true }, { "id": 113644, "name": "19x19 New Zealand Handicap D.E. #5", "director": { "id": 178104, "username": "dexonsmith", "country": "ca", "icon": "https://user-uploads.online-go.com/448e520df4ffd817b1802a450a4c9058-64.png", "ratings": { "version": 5, "overall": { "rating": 1390.7732166446785, "deviation": 67.55416504748428, "volatility": 0.06064009346038413 } }, "ranking": 22.55312076827671, "professional": false, "ui_class": "supporter" }, "description": "All players welcome. Starts when full.\n\nNew Zealand rules. 19x19 handicap. Double-elimination.\n\nFor more tournaments with New Zealand rules: https://online-go.com/group/14024", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": -1, "rules": "nz", "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": 14024, "name": "New Zealand Ladders", "summary": "Group for ladders and tournaments that use New Zealand rules.", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 80, "icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-64.png" }, "auto_start_on_max": true, "time_start": "2024-03-14T02:00:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-03-13T12:46:25.200697Z", "ended": "2024-11-17T23:49:45.459340Z", "start_waiting": "2024-03-13T12:46:25.106381Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-15.png", "player_count": 8, "ranked": true }, { "id": 68400, "name": "石鐘山圍棋 第2堂比賽", "director": { "id": 882228, "username": "傳碁學園-學校", "country": "un", "icon": "https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png", "ratings": { "version": 5, "overall": { "rating": 2016.3242760584894, "deviation": 321.66454188869955, "volatility": 0.06000670794039896 } }, "ranking": 31.15140869306353, "professional": false, "ui_class": "provisional" }, "description": "石鐘山圍棋 第2堂比賽", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 3, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "blitz", "pause_on_weekends": false, "total_time": 300 }, "is_open": true, "exclude_provisional": false, "group": { "id": 7434, "name": "石鐘山圍棋課", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 21, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2020-11-30T07:15:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2020-11-30T07:15:35.002532Z", "ended": "2020-11-30T07:47:49.133403Z", "start_waiting": "2020-11-30T07:15:34.578077Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 13, "ranked": true }, { "id": 64035, "name": "Shogi 将棋 9x9 XV", "director": { "id": 697149, "username": "deleted-57394cd2-c7b2-41c3-9e0b-1d116d71ec17", "country": "se", "icon": "https://user-uploads.online-go.com/2d41f0fc65fb65cf386d8f5534a6d163-64.png", "ratings": { "version": 5, "overall": { "rating": 1665.2715388700315, "deviation": 71.21323820073493, "volatility": 0.0598806998975717 } }, "ranking": 26.723091679426847, "professional": false, "ui_class": "" }, "description": "9x9 like Shogi, the only major chess variant where you can put pieces back on the board.", "schedule": null, "title": null, "tournament_type": "mcmahon", "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": false, "group": { "id": 935, "name": "Shogi 81Dojo", "summary": "Group for Shogi players on 81Dojo", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 38, "icon": "https://user-uploads.online-go.com/3c4c30cf525cdb0ce1b84419cbc29df1-64.png" }, "auto_start_on_max": false, "time_start": "2020-08-21T16:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2020-08-21T16:00:07.892395Z", "ended": "2020-11-30T08:11:56.760785Z", "start_waiting": "2020-08-21T16:00:07.550249Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/3c4c30cf525cdb0ce1b84419cbc29df1-15.png", "player_count": 10, "ranked": true }, { "id": 47983, "name": "Первый турнир", "director": { "id": 512029, "username": "Павел Науменко", "country": "001", "icon": "https://user-uploads.online-go.com/159834f78ac02642afdb38194bd2c630-64.png", "ratings": { "version": 5, "overall": { "rating": 1578.9425747088696, "deviation": 65.1335412433925, "volatility": 0.05998938783802198 } }, "ranking": 25.490751663299367, "professional": false, "ui_class": "" }, "description": "В нашем клубе набралось четыре человека! Посему случаю объявляется круговой турнир!", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "japanese", "time_per_move": 91200, "time_control_parameters": { "period_time": 86400, "main_time": 432000, "system": "byoyomi", "pause_on_weekends": true, "time_control": "byoyomi", "periods": 3, "speed": "correspondence" }, "is_open": true, "exclude_provisional": false, "group": { "id": 2208, "name": "Го-клуб ИТМО", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 46, "icon": "https://user-uploads.online-go.com/97d7765a77b2cd2b949864b6dee400ec-64.png" }, "auto_start_on_max": true, "time_start": "2019-05-01T21:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2019-05-01T22:50:28.006262Z", "ended": "2019-05-17T07:03:55.351092Z", "start_waiting": "2019-05-01T22:50:27.530114Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/97d7765a77b2cd2b949864b6dee400ec-15.png", "player_count": 4, "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": 1676.6570763215882, "deviation": 65.94907255702267, "volatility": 0.059759952015512666 } }, "ranking": 26.880830663178852, "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": 832, "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": "2026-06-30T23:00:19.180572Z", "ended": null, "start_waiting": "2026-06-30T23:00:17.322745Z", "board_size": 19, "active_round": 2, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png", "player_count": 36, "ranked": true } ] }
