Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-auto_start_on_max&page=339
{ "count": 60191, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-auto_start_on_max&page=340", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-auto_start_on_max&page=338", "results": [ { "id": 52210, "name": "Go Beginners -- Mac Mahon -- 19x19", "director": { "id": 75250, "username": "mcardenas", "country": "ar", "icon": "https://user-uploads.online-go.com/e99f42d2b8300f36dc8caaa5d5149fe4-64.png", "ratings": { "version": 5, "overall": { "rating": 952.1642396684373, "deviation": 65.15643795973772, "volatility": 0.05996596142427853 } }, "ranking": 13.782104285234388, "professional": false, "ui_class": "" }, "description": "Open to all beginners!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 259200, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "correspondence", "pause_on_weekends": true, "per_move": 259200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 177, "name": "GO Beginners", "summary": "For alle GO beginners of the world. We play tournaments with rating limit.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 258, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2019-10-01T23:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 15, "analysis_enabled": true, "exclusivity": "open", "started": "2019-10-01T23:00:07.929447Z", "ended": "2020-06-17T23:59:03.815101Z", "start_waiting": "2019-10-01T23:00:07.160099Z", "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": 139499, "name": "Handicap Arena 2026 - 033", "director": { "id": 526987, "username": "Gia", "country": "gr", "icon": "https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png", "ratings": { "version": 5, "overall": { "rating": 1084.541501253539, "deviation": 65.15895103987218, "volatility": 0.060061964681941256 } }, "ranking": 16.795656845555612, "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": 108, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png" }, "auto_start_on_max": true, "time_start": "2026-04-24T14:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2026-04-23T19:46:16.599807Z", "ended": null, "start_waiting": "2026-04-23T19:46:15.497327Z", "board_size": 19, "active_round": 1, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png", "player_count": 10, "ranked": true }, { "id": 16114, "name": "Julko's 5", "director": { "id": 15530, "username": "Julko", "country": "pl", "icon": "https://user-uploads.online-go.com/71fa797ba41fd26c92f7ed5fda17613a-64.png", "ratings": { "version": 5, "overall": { "rating": 841.2230514451497, "deviation": 66.61905037323213, "volatility": 0.0592694772498498 } }, "ranking": 10.914266217536355, "professional": false, "ui_class": "supporter" }, "description": "Play Go", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 91200, "time_control_parameters": { "time_control": "fischer", "initial_time": 432000, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 7, "name": "Polish Go Players", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 457, "icon": "https://user-uploads.online-go.com/2bf108a559c752303005e32bfe754667-64.png" }, "auto_start_on_max": true, "time_start": "2016-06-01T15:38:00Z", "players_start": 10, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2016-04-21T23:23:28.203804Z", "ended": "2016-10-11T16:36:03.198472Z", "start_waiting": "2016-04-21T23:23:26.953429Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/2bf108a559c752303005e32bfe754667-15.png", "player_count": 10, "ranked": true }, { "id": 122780, "name": "Handicap Arena 2024 - 074", "director": { "id": 2408, "username": "richyfourtytwo", "country": "de", "icon": "https://user-uploads.online-go.com/8482108492340cf4f2021653180eb741-64.png", "ratings": { "version": 5, "overall": { "rating": 1544.5224066347039, "deviation": 65.89097959466096, "volatility": 0.05973497645064441 } }, "ranking": 24.980511175311808, "professional": false, "ui_class": "" }, "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": 108, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png" }, "auto_start_on_max": true, "time_start": "2024-12-04T14:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-12-02T09:58:27.142904Z", "ended": "2025-03-31T13:44:42.889954Z", "start_waiting": "2024-12-02T09:58:26.981772Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png", "player_count": 5, "ranked": true }, { "id": 58179, "name": "STONES Duel May 2020", "director": { "id": 735737, "username": "Ragnungar", "country": "_Pirate", "icon": "https://user-uploads.online-go.com/647be367d46d0bd0790f10af18082d82-64.png", "ratings": { "version": 5, "overall": { "rating": 1390.6817300615635, "deviation": 61.54187292528182, "volatility": 0.060028961076769916 } }, "ranking": 22.55159788587131, "professional": false, "ui_class": "" }, "description": "9x9 board tournament for DDK players only.", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 131040, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 129600, "initial_time": 129600, "max_time": 432000 }, "is_open": true, "exclude_provisional": true, "group": { "id": 4495, "name": "STONES", "summary": "", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 0, "icon": "https://user-uploads.online-go.com/9f43f6b228b1cde1bb33933e32e903de-64.png" }, "auto_start_on_max": true, "time_start": "2020-05-04T00:00:00Z", "players_start": 9, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2020-05-04T00:00:50.205016Z", "ended": "2021-06-08T14:47:59.511771Z", "start_waiting": "2020-05-04T00:00:49.185887Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/9f43f6b228b1cde1bb33933e32e903de-15.png", "player_count": 17, "ranked": true }, { "id": 74015, "name": "17/4 區思源\t林可淇", "director": { "id": 729080, "username": "樂 碁", "country": "hk", "icon": "https://user-uploads.online-go.com/38ab1d2a0a44a76ba656aca3c2fb3101-64.png", "ratings": { "version": 5, "overall": { "rating": 1376.5461424853938, "deviation": 260.4210499451175, "volatility": 0.059998813696822535 } }, "ranking": 22.315085597176374, "professional": false, "ui_class": "provisional" }, "description": "17/4 區思源\t林可淇", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 26, "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": 6399, "name": "傳碁 B班", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 53, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2021-04-17T09:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2021-04-17T08:34:56.936135Z", "ended": "2021-04-17T09:09:25.329076Z", "start_waiting": "2021-04-17T08:34:56.751903Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true }, { "id": 80091, "name": "Switzerland Tournament", "director": { "id": 109488, "username": "DVbS78rkR7NVe", "country": "un", "icon": "https://secure.gravatar.com/avatar/e379f98cdecd568bf2a9c1deb14ea283?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2026.1476299885521, "deviation": 66.05609734432652, "volatility": 0.059874270189468615 } }, "ranking": 31.26391960044579, "professional": false, "ui_class": "" }, "description": "Join the group for more cat tournaments ^__^", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 259200, "max_time": 259200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6124, "name": "Leopard's Resting Tree", "summary": "A little corner for cat tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 312, "icon": "https://user-uploads.online-go.com/7198cc33b9da0045cda9721b7fc8e4f2-64.png" }, "auto_start_on_max": true, "time_start": "2021-09-17T11:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "invite", "started": "2021-09-17T11:00:31.285486Z", "ended": "2022-02-03T10:58:25.700032Z", "start_waiting": "2021-09-17T11:00:30.664910Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/7198cc33b9da0045cda9721b7fc8e4f2-15.png", "player_count": 7, "ranked": true }, { "id": 59370, "name": "STONES 2 19x19", "director": { "id": 735737, "username": "Ragnungar", "country": "_Pirate", "icon": "https://user-uploads.online-go.com/647be367d46d0bd0790f10af18082d82-64.png", "ratings": { "version": 5, "overall": { "rating": 1390.6817300615635, "deviation": 61.54187292528182, "volatility": 0.060028961076769916 } }, "ranking": 22.55159788587131, "professional": false, "ui_class": "" }, "description": "Regular tournament of the STONES group. Winners will find a special place on the Wall of Glory.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 131520, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 129600, "initial_time": 172800, "max_time": 432000 }, "is_open": true, "exclude_provisional": true, "group": { "id": 4495, "name": "STONES", "summary": "", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 0, "icon": "https://user-uploads.online-go.com/9f43f6b228b1cde1bb33933e32e903de-64.png" }, "auto_start_on_max": true, "time_start": "2020-05-18T02:00:00Z", "players_start": 18, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-05-18T02:00:52.012352Z", "ended": "2022-06-08T19:48:22.413613Z", "start_waiting": "2020-05-18T02:00:50.652710Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/9f43f6b228b1cde1bb33933e32e903de-15.png", "player_count": 27, "ranked": true }, { "id": 96215, "name": "9x9 Mini League 10k-25k #99", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1325.0529908848616, "deviation": 70.58676374549262, "volatility": 0.06023746882442591 } }, "ranking": 21.43248918766429, "professional": false, "ui_class": "" }, "description": "Special league for players between 25kyu and 10kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 3524, "name": "9x9 Lovers", "summary": "A group for Go players who love the 9x9 board.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 711, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2022-11-06T21:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2022-11-04T15:57:49.520821Z", "ended": "2022-12-03T23:46:30.177363Z", "start_waiting": "2022-11-04T15:57:49.340155Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 5, "ranked": true }, { "id": 100112, "name": "9x9 Open D.E. Cup #67", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1325.0529908848616, "deviation": 70.58676374549262, "volatility": 0.06023746882442591 } }, "ranking": 21.43248918766429, "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/10842", "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": false, "group": { "id": 3524, "name": "9x9 Lovers", "summary": "A group for Go players who love the 9x9 board.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 711, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2023-02-19T20:05:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-02-17T08:27:45.927815Z", "ended": "2023-09-28T15:51:18.338527Z", "start_waiting": "2023-02-17T08:27:45.731150Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 8, "ranked": true } ] }
