Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=board_size&page=4243
{ "count": 59691, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=board_size&page=4244", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=board_size&page=4242", "results": [ { "id": 63695, "name": "International Cat Day 2020: Standard Correspondence", "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": "International Cat Day is held every year on August, 8th. It was created in 2002 by the International Fund for Animal Welfare.\n\nhttps://www.ifaw.org/international/\n<hr/>\nJoin the group for more cat tournaments.", "schedule": null, "title": null, "tournament_type": "swiss", "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": 311, "icon": "https://user-uploads.online-go.com/7198cc33b9da0045cda9721b7fc8e4f2-64.png" }, "auto_start_on_max": false, "time_start": "2020-08-08T12:00:00Z", "players_start": 2, "first_pairing_method": "strength", "subsequent_pairing_method": 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"time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 432000, "max_time": 432000 }, "is_open": true, "exclude_provisional": true, "group": { "id": 343, "name": "Global Go Club", "summary": "Open Go club for people anywhere", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 590, "icon": "https://user-uploads.online-go.com/4ad2efd8d4b51b4244ae8cf09cadbde5-64.png" }, "auto_start_on_max": false, "time_start": "2019-07-05T04:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2019-07-05T04:00:51.982375Z", "ended": "2021-10-25T12:21:40.857636Z", "start_waiting": "2019-07-05T04:00:48.376236Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/4ad2efd8d4b51b4244ae8cf09cadbde5-15.png", "player_count": 45, "ranked": true }, { "id": 37110, "name": "Correspondence 19x19 RoundRobin 2018-05-10 01:00", "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": "Automatic Sitewide Tournament", "schedule": { "id": 6, "name": "Correspondence 19x19 RoundRobin", "rrule": "DTSTART:20260518T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:58:31.027016Z", "last_run": "2026-05-18T19:00:12.791370Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 432000, "time_increment": 86400 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 10 }, "next_run": "2026-05-21T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 432000, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2018-05-10T01:00:21.061621Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2018-05-10T01:00:48.273116Z", "ended": "2018-08-30T00:40:14.906223Z", "start_waiting": "2018-05-10T01:00:45.005758Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 10, "ranked": true }, { "id": 59667, "name": "Live 9 9", "director": { "id": 758230, "username": "Mehmet Turan", "country": "tr", "icon": "https://secure.gravatar.com/avatar/fe42cc6f11fd70644f8ad2af3ce2db9f?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 548.841991244194, "deviation": 77.67662166768665, "volatility": 0.05995275894933931 } }, "ranking": 5, "professional": false, "ui_class": "" }, "description": "Mehmet bey", "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": true, "group": { "id": 1007, "name": "Turkish Go Players", "summary": "Türkçe konuşan oyuncularin birbirlerine yardım edip oyunlarini gelistirmeleri amaci ile kurulmus bir grup.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 306, "icon": "https://user-uploads.online-go.com/7569f1c4b8946a7869e04e2af2624cf6-64.png" }, "auto_start_on_max": false, "time_start": "2020-04-26T13:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-04-26T17:14:27.311452Z", "ended": "2020-05-31T19:25:32.186624Z", "start_waiting": "2020-04-26T17:14:26.478895Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/7569f1c4b8946a7869e04e2af2624cf6-15.png", "player_count": 4, "ranked": true }, { "id": 131134, "name": "Spain Go DDK D. E. #1", "director": { "id": 267058, "username": "lgasco", "country": "es", "icon": "https://user-uploads.online-go.com/d538849fa134caaf100414bee56219c2-64.png", "ratings": { "version": 5, "overall": { "rating": 884.793630009898, "deviation": 63.04671942517573, "volatility": 0.06008160387094687 } }, "ranking": 12.083285307595666, "professional": false, "ui_class": "" }, "description": "First Spain Go Beginner's tournament.", "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", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 32, "name": "Spain Go", "summary": "Group for spanish people that want to play Go", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 419, "icon": "https://user-uploads.online-go.com/55563a0bc6005cdf4cde0c413d2c6738-64.png" }, "auto_start_on_max": true, "time_start": "2025-09-01T15:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2025-08-29T18:12:26.709543Z", "ended": null, "start_waiting": "2025-08-29T18:12:24.404630Z", "board_size": 19, "active_round": 2, "icon": "https://user-uploads.online-go.com/55563a0bc6005cdf4cde0c413d2c6738-15.png", "player_count": 100, "ranked": true }, { "id": 42194, "name": "Blitz 19x19 Elimination Tournament 2018-10-26 05:30", "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": "Automatic Sitewide Tournament", "schedule": { "id": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260519T090000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-05-19T09:00:12.805407Z", "lead_time_seconds": 1800, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-05-19T13:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 11, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2018-10-26T05:30:33.800596Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2018-10-26T05:30:36.355385Z", "ended": "2018-10-26T05:52:29.905299Z", "start_waiting": "2018-10-26T05:30:35.841500Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 4, "ranked": true }, { "id": 37783, "name": "Blitz 19x19 Elimination Tournament 2018-06-01 13:30", "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": "Automatic Sitewide Tournament", "schedule": { "id": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260519T090000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-05-19T09:00:12.805407Z", "lead_time_seconds": 1800, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-05-19T13:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 11, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2018-06-01T13:30:47.077658Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2018-06-01T13:30:50.154083Z", "ended": "2018-06-01T14:08:16.677149Z", "start_waiting": "2018-06-01T13:30:49.131214Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 4, "ranked": true }, { "id": 24783, "name": "tournament", "director": { "id": 52175, "username": "onda", "country": "cz", "icon": "https://secure.gravatar.com/avatar/535a4959e841255e13107f52d14de2d9?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1544.7124423849684, "deviation": 63.17907529009545, "volatility": 0.06004425515503512 } }, "ranking": 24.983359341825, "professional": false, "ui_class": "" }, "description": "Tournament for everyone.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 436800, "time_control_parameters": { "system": "fischer", "pause_on_weekends": true, "time_control": "fischer", "initial_time": 432000, "max_time": 604800, "time_increment": 432000, "speed": "correspondence" }, "is_open": true, "exclude_provisional": false, "group": { "id": 680, "name": "Czech and Slovakian GO group", "summary": "We are for any Czech and Slovakian player on this server.\n\nJsme tu pro všechny české a slovenské hráče na tomto serveru.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 115, "icon": "https://user-uploads.online-go.com/2d57f247eb50b82454963cc395766d2c-64.png" }, "auto_start_on_max": false, "time_start": "2017-03-01T09:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2017-03-01T09:00:47.212684Z", "ended": "2018-11-16T09:53:29.165954Z", "start_waiting": "2017-03-01T09:00:43.303357Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/2d57f247eb50b82454963cc395766d2c-15.png", "player_count": 23, "ranked": true }, { "id": 134901, "name": "Por el título de Meijin", "director": { "id": 1241447, "username": "Caravaggio17", "country": "cr", "icon": "https://user-uploads.online-go.com/40bb36c997025252dc043c48e2c13529-64.png", "ratings": { "version": 5, "overall": { "rating": 922.2389491311485, "deviation": 67.99429205901629, "volatility": 0.06004901652439373 } }, "ranking": 13.042851013698026, "professional": false, "ui_class": "" }, "description": "El ganador será nombrado Meijin Kodogoro, y será proclamado como rey de los juegos.", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 12, "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": 15019, "name": "La casa de Honinbo", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 4, "icon": "https://user-uploads.online-go.com/12880ec57b5329ce58ba560f26f695c6-64.png" }, "auto_start_on_max": false, "time_start": "2025-12-01T02:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-12-01T02:00:10.648046Z", "ended": "2025-12-01T02:20:14.293928Z", "start_waiting": "2025-12-01T02:00:10.549209Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/12880ec57b5329ce58ba560f26f695c6-15.png", "player_count": 6, "ranked": true }, { "id": 36754, "name": "Correspondence 19x19 RoundRobin 2018-04-28 01:00", "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": "Automatic Sitewide Tournament", 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"time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 432000, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2018-04-28T01:00:38.481023Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2018-04-28T01:01:04.853056Z", "ended": "2018-07-19T22:31:05.994799Z", "start_waiting": "2018-04-28T01:01:04.197172Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 4, "ranked": true } ] }
