Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-max_ranking&page=547
{ "count": 59248, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=548", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=546", "results": [ { "id": 132158, "name": "SPMS 1st Internal Holiday Tournament", "director": { "id": 1640355, "username": "Jxmeen", "country": "_LGBT", "icon": "https://user-uploads.online-go.com/c5389eaa972e9dbf1be046e179c3d68a-64.png", "ratings": { "version": 5, "overall": { "rating": 1278.8474909084346, "deviation": 63.40216235751937, "volatility": 0.059996834135477885 } }, "ranking": 20.61082213648176, "professional": false, "ui_class": "" }, "description": "errrrr", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "chinese", "time_per_move": 17, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 10, "initial_time": 900, "max_time": 10800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 15657, "name": "SPMS Weiqi AY25/26 Exco-Subcomm", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 10, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2025-09-06T15:20:00Z", "players_start": 2, "first_pairing_method": "strength", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2025-09-06T15:07:26.120407Z", "ended": "2025-09-06T17:41:43.682501Z", "start_waiting": "2025-09-06T15:07:26.021411Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 6, "ranked": true }, { "id": 134906, "name": "Handicap Arena 2025 - 099", "director": { "id": 526987, "username": "Gia", "country": "gr", "icon": "https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png", "ratings": { "version": 5, "overall": { "rating": 1100.204091598003, "deviation": 64.01934733662408, "volatility": 0.06006973987863595 } }, "ranking": 17.127590393947607, "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": 103, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png" }, "auto_start_on_max": true, "time_start": "2025-12-07T22:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-12-07T13:48:41.284877Z", "ended": null, "start_waiting": "2025-12-07T13:48:40.628674Z", "board_size": 19, "active_round": 1, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png", "player_count": 10, "ranked": true }, { "id": 136017, "name": "19x19 Open D.E. Cup #152", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1329.2426144472438, "deviation": 68.88726805668422, "volatility": 0.06019737035076785 } }, "ranking": 21.50557062277099, "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": 70, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png" }, "auto_start_on_max": true, "time_start": "2026-01-11T22:00:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2026-01-10T13:09:13.351570Z", "ended": null, "start_waiting": "2026-01-10T13:09:13.247807Z", "board_size": 19, "active_round": 1, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png", "player_count": 8, "ranked": true }, { "id": 137919, "name": "Handicap Arena 2026 - 018", "director": { "id": 526987, "username": "Gia", "country": "gr", "icon": "https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png", "ratings": { "version": 5, "overall": { "rating": 1100.204091598003, "deviation": 64.01934733662408, "volatility": 0.06006973987863595 } }, "ranking": 17.127590393947607, "professional": false, "ui_class": "supporter" }, "description": "Part of an arena tournament. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as there are 5 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": 103, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png" }, "auto_start_on_max": true, "time_start": "2026-03-06T17:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2026-03-04T16:21:50.886828Z", "ended": null, "start_waiting": "2026-03-04T16:21:50.591217Z", "board_size": 19, "active_round": 1, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png", "player_count": 5, "ranked": true }, { "id": 137947, "name": "Handicap Arena 2026 - 019", "director": { "id": 526987, "username": "Gia", "country": "gr", "icon": "https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png", "ratings": { "version": 5, "overall": { "rating": 1100.204091598003, "deviation": 64.01934733662408, "volatility": 0.06006973987863595 } }, "ranking": 17.127590393947607, "professional": false, "ui_class": "supporter" }, "description": "Part of an arena tournament - 2026. 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": 103, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png" }, "auto_start_on_max": true, "time_start": "2026-03-07T17:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2026-03-06T09:11:46.745764Z", "ended": null, "start_waiting": "2026-03-06T09:11:45.793409Z", "board_size": 19, "active_round": 1, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png", "player_count": 10, "ranked": true }, { "id": 132191, "name": "19x19 Open League #100", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1329.2426144472438, "deviation": 68.88726805668422, "volatility": 0.06019737035076785 } }, "ranking": 21.50557062277099, "professional": false, "ui_class": "" }, "description": "Open league for everyone. Tournament will be started as soon as 10 players will join it.\n\nPrevious winners: https://online-go.com/group/12599", "schedule": null, "title": null, "tournament_type": "roundrobin", "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": 70, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png" }, "auto_start_on_max": true, "time_start": "2025-09-21T21:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-09-16T04:33:44.148788Z", "ended": "2026-02-15T09:34:24.826624Z", "start_waiting": "2025-09-16T04:33:43.564117Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png", "player_count": 10, "ranked": true }, { "id": 133590, "name": "{Mema}SavaddoFGoKpop", "director": { "id": 845981, "username": "deleted-2b50c1b5-a40a-4962-9623-393e8bf6b95c", "country": "uy", "icon": "https://user-uploads.online-go.com/4f804f84589b77fb951f8da36f0e5e6e-64.png", "ratings": { "version": 5, "overall": { "rating": 1293.4782880615553, "deviation": 70.53548500880392, "volatility": 0.06196015099157038 } }, "ranking": 20.874168722955073, "professional": false, "ui_class": "" }, "description": "wasasa", "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": false, "group": { "id": 15507, "name": "ssssssssss", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 31, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2025-10-20T19:27:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2025-10-20T19:26:29.271202Z", "ended": "2025-10-20T19:28:59.686837Z", "start_waiting": "2025-10-20T19:26:28.894141Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 13, "ranked": true }, { "id": 133606, "name": "UbiGo 9x9 Tournament", "director": { "id": 1797427, "username": "Zouliac", "country": "fr", "icon": "https://user-uploads.online-go.com/7303fbb698fc0fabab9b66a89276186c-64.png", "ratings": { "version": 5, "overall": { "rating": 819.3668663714004, "deviation": 68.07085312255181, "volatility": 0.06000946086323463 } }, "ranking": 10.304844350578662, "professional": false, "ui_class": "" }, "description": "Tournois 9x9", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 107733, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 604800, "max_time": 1209600 }, "is_open": true, "exclude_provisional": false, "group": { "id": 15716, "name": "UbiGo", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 11, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2025-10-24T10:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2025-10-22T12:27:21.471182Z", "ended": "2025-12-05T07:34:49.952945Z", "start_waiting": "2025-10-22T12:27:21.289732Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 6, "ranked": true }, { "id": 136756, "name": "แข่งเก็บคะแนน", "director": { "id": 564908, "username": "Sarawoot Kanya", "country": "th", "icon": "https://user-uploads.online-go.com/b6481afb00bf1ffc14aefec9418093c9-64.png", "ratings": { "version": 5, "overall": { "rating": 1428.3733342620876, "deviation": 65.87288697611051, "volatility": 0.06068751158219223 } }, "ranking": 23.170679540751433, "professional": false, "ui_class": "" }, "description": "แต้มต่อ 6.5", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 21, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "rapid", "pause_on_weekends": false, "main_time": 300, "period_time": 10, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 14733, "name": "ศรีสังวาลย์", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 32, "icon": "https://user-uploads.online-go.com/77a325d663f63d21c325d52de886e9e2-64.png" }, "auto_start_on_max": true, "time_start": "2026-01-26T08:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2026-01-26T07:31:43.490815Z", "ended": "2026-01-26T07:55:49.175852Z", "start_waiting": "2026-01-26T07:31:43.404382Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/77a325d663f63d21c325d52de886e9e2-15.png", "player_count": 4, "ranked": false }, { "id": 135137, "name": "แข่ง ุุ 6 คน", "director": { "id": 564908, "username": "Sarawoot Kanya", "country": "th", "icon": "https://user-uploads.online-go.com/b6481afb00bf1ffc14aefec9418093c9-64.png", "ratings": { "version": 5, "overall": { "rating": 1428.3733342620876, "deviation": 65.87288697611051, "volatility": 0.06068751158219223 } }, "ranking": 23.170679540751433, "professional": false, "ui_class": "" }, "description": "แต้มต่อ 6.5", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 21, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "rapid", "pause_on_weekends": false, "main_time": 300, "period_time": 10, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 14733, "name": "ศรีสังวาลย์", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 32, "icon": "https://user-uploads.online-go.com/77a325d663f63d21c325d52de886e9e2-64.png" }, "auto_start_on_max": false, "time_start": "2025-12-08T09:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2025-12-08T07:59:13.637321Z", "ended": "2025-12-08T08:22:48.561114Z", "start_waiting": "2025-12-08T07:59:13.545471Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/77a325d663f63d21c325d52de886e9e2-15.png", "player_count": 6, "ranked": true } ] }
