Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-board_size&page=314
{ "count": 59711, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-board_size&page=315", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-board_size&page=313", "results": [ { "id": 90829, "name": "447799 tournament", "director": { "id": 1136031, "username": "gogowin11", "country": "un", "icon": "https://secure.gravatar.com/avatar/1e699c68a6db4a4af533418bfcccab4d?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 961.747216362477, "deviation": 60.492583323422274, "volatility": 0.059926977070967696 } }, "ranking": 14.013930855581012, "professional": false, "ui_class": "" }, "description": "Advanced beginners tournament", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": -1, "rules": "japanese", "time_per_move": 9, "time_control_parameters": { "system": "canadian", "time_control": "canadian", "speed": "blitz", "pause_on_weekends": false, "main_time": 300, "period_time": 30, "stones_per_period": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 25, "name": "Go Basics", "summary": "A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 17973, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": "2022-06-06T01:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 17, "max_ranking": 24, "analysis_enabled": false, "exclusivity": "open", "started": "2022-06-06T01:00:53.307512Z", "ended": "2022-06-06T01:12:18.682235Z", "start_waiting": "2022-06-06T01:00:53.233865Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 4, "ranked": true }, { "id": 103689, "name": "林天舒 林立", "director": { "id": 818416, "username": "傳碁學園", "country": "un", "icon": "https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png", "ratings": { "version": 5, "overall": { "rating": 1898.3468207617877, "deviation": 71.28817954667363, "volatility": 0.06041644550084839 } }, "ranking": 29.755630942351214, "professional": false, "ui_class": "" }, "description": "林天舒 林立", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 32, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 1500, "period_time": 20, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 7531, "name": "傳碁 C班", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 87, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2023-05-27T04:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2023-05-27T03:43:29.738260Z", "ended": "2023-05-27T04:12:13.213194Z", "start_waiting": "2023-05-27T03:43:29.662865Z", "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": 3175, "name": "Ladders'R'Us Debut Tourny", "director": { "id": 96049, "username": "Buttershots", "country": "_Pirate", "icon": "https://user-uploads.online-go.com/2d1419c9d0203271507a5e6aa3295c7c-64.png", "ratings": { "version": 5, "overall": { "rating": 1266.6433333774037, "deviation": 68.02777435553001, "volatility": 0.06004780094609179 } }, "ranking": 20.3888386911365, "professional": false, "ui_class": "" }, "description": "Ladders'R'Us debut tournament! If you like ladders, join the group!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 88320, "time_control_parameters": { "time_control": "fischer", "initial_time": 172800, "max_time": 345600, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 365, "name": "Ladders'R'Us", "summary": "♥ Ladders ? JOIN NOW !", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 3, "icon": "https://user-uploads.online-go.com/f4e046744b574d8f86122e4c95304d33-64.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": "2014-10-10T13:10:29.703862Z", "ended": "2016-03-11T00:00:55.111242Z", "start_waiting": "2014-10-10T13:10:29.337130Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/f4e046744b574d8f86122e4c95304d33-15.png", "player_count": 0, "ranked": true }, { "id": 13459, "name": "Blitz 19x19 Elimination Tournament 2015-12-22 13:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro", "ratings": { 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"maximum_players": 100 }, "next_run": "2026-05-21T09:00:00Z", "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": "2015-12-22T13:30:29.105658Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2015-12-22T13:30:30.757312Z", "ended": "2015-12-22T14:09:54.107227Z", "start_waiting": "2015-12-22T13:30:30.596061Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 6, "ranked": true }, { "id": 13649, "name": "Blitz 19x19 Elimination Tournament 2015-12-29 17:30", "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:20260521T050000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-05-21T05:00:16.161168Z", "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": "2026-05-21T09:00:00Z", "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": "2015-12-29T17:30:26.571275Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2015-12-29T17:30:27.720258Z", "ended": "2015-12-29T18:14:35.547129Z", "start_waiting": "2015-12-29T17:30:27.267693Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 6, "ranked": true }, { "id": 22365, "name": "Saturday Tournament Meet", "director": { "id": 163711, "username": "001616542", "country": "sg", "icon": "https://user-uploads.online-go.com/112e960909fadcf12d30a612a9bc0f91-64.png", "ratings": { "version": 5, "overall": { "rating": 1331.5389314312727, "deviation": 66.30657214573475, "volatility": 0.06021468057452146 } }, "ranking": 21.545528620420647, "professional": false, "ui_class": "" }, "description": "This tournament will be interesting and fun. Strictly no sandbaggers allowed please. Sandbaggers will be disqualified.", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "chinese", "time_per_move": 30, "time_control_parameters": { "total_time": 2700, "time_control": "absolute" }, "is_open": true, "exclude_provisional": true, "group": { "id": 25, "name": "Go Basics", "summary": "A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 17973, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": "2016-12-31T04:45:00Z", "players_start": 36, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 10, "max_ranking": 35, "analysis_enabled": false, "exclusivity": "open", "started": "2016-12-31T04:45:05.986523Z", "ended": "2016-12-31T12:41:31.635596Z", "start_waiting": "2016-12-31T04:45:04.708158Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 36, "ranked": true }, { "id": 18054, "name": "Normal Elimination 8 players (#4)", "director": { "id": 211504, "username": "Why am I playing", "country": "th", "icon": "https://user-uploads.online-go.com/5871c4b800476f93d2a66a0cb3e618cb-64.png", "ratings": { "version": 5, "overall": { "rating": 1559.0919502754434, "deviation": 69.84935092039798, "volatility": 0.06153589767848298 } }, "ranking": 25.197862543190354, "professional": false, "ui_class": "" }, "description": "Start when Tournament have 8 players", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 454, "name": "Tournament Club", "summary": "Welcome to the TOURNAMENT CLUB, a remake of the 'Kyu Tournament Group'.\n\nIn this group, you will be able to participate in competitions for your level so that you will have a fair chance of winning! We also have special competitions that require special ru", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 77, "icon": "https://user-uploads.online-go.com/f9bc230408f387605b22aa31ff5d0022-64.png" }, "auto_start_on_max": true, "time_start": "2016-09-10T03:44:00Z", "players_start": 8, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2016-07-04T14:09:36.058982Z", "ended": "2017-01-13T00:44:00.000576Z", "start_waiting": "2016-07-04T14:09:35.918651Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/f9bc230408f387605b22aa31ff5d0022-15.png", "player_count": 8, "ranked": true }, { "id": 8732, "name": "Blitz 19x19 Elimination Tournament 2015-07-01 13:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": 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