Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-board_size&page=686
{ "count": 59728, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-board_size&page=687", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-board_size&page=685", "results": [ { "id": 99960, "name": "match 2023", "director": { "id": 845596, "username": "tw176876", "country": "hk", "icon": "https://user-uploads.online-go.com/a48742669e9babf18715d1195bd3b2dd-64.png", "ratings": { "version": 5, "overall": { "rating": 1482.2319696564716, "deviation": 72.75443661993393, "volatility": 0.060013781804822426 } }, "ranking": 24.027525190616007, "professional": false, "ui_class": "" }, "description": "2023 first game", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 134387, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 604800, "period_time": 129600, "periods": 10 }, "is_open": true, 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"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:20260521T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:58:31.027016Z", "last_run": "2026-05-21T19:00:16.095321Z", "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": "2026-05-24T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "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": "2023-12-13T19:00:34.277507Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2023-12-13T19:00:34.778074Z", "ended": "2024-03-13T07:01:41.554973Z", "start_waiting": "2023-12-13T19:00:34.333950Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 9, "ranked": true }, { "id": 119662, "name": "Blitz 19x19 Elimination Tournament 2024-08-29 09:30", "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 Site-wide Tournament", "schedule": { "id": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260522T210000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-05-22T21:00:16.189462Z", "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": "2026-05-23T01:00:00Z", "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": "2024-08-29T09:30:34.086136Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2024-08-29T09:31:34.152188Z", "ended": "2024-08-29T10:13:06.094820Z", "start_waiting": "2024-08-29T09:31:34.082946Z", "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": 72840, "name": "Tournament 70", "director": { "id": 12573, "username": "Misawa", "country": "us", "icon": "https://user-uploads.online-go.com/c51ad51df953247093a774c49b78eb0b-64.png", "ratings": { "version": 5, "overall": { "rating": 977.5796256115817, "deviation": 69.02183474866371, "volatility": 0.05986671976150141 } }, "ranking": 14.391926363316212, "professional": false, "ui_class": "" }, "description": "Solstice tournament! 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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": 73, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png" }, "auto_start_on_max": true, "time_start": "2023-12-31T22:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-12-27T06:08:42.095804Z", "ended": "2024-03-26T23:58:49.395399Z", "start_waiting": "2023-12-27T06:08:41.448285Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png", "player_count": 10, "ranked": true }, { "id": 111632, "name": "Pi pi pi! Lets go!", "director": { "id": 1497247, "username": "belbelmok828", "country": "un", "icon": "https://secure.gravatar.com/avatar/9c3254f41006a922707501bf0554d4d0?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1500, "deviation": 350, "volatility": 0.06 } }, "ranking": 24.303382182144386, "professional": false, "ui_class": "provisional" }, "description": "Boris\nHenry\nMing\n3.1415926535897932384626433832795028841971693993751058209749445923078164062862089986280348253421170679 Pi 100", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "chinese", "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": 13947, "name": "3ๅ ๅผ Ming Boris Henry", "summary": "We are Pipipi", "require_invitation": true, "is_public": false, "admin_only_tournaments": true, "hide_details": false, "member_count": 7, "icon": "https://user-uploads.online-go.com/047a6e403640c25894c5177b3a2796d4-64.png" }, "auto_start_on_max": false, "time_start": "2024-01-13T07:00:00Z", "players_start": 3, "first_pairing_method": "strength", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-01-13T07:00:45.117298Z", "ended": "2024-01-20T11:37:14.278466Z", "start_waiting": "2024-01-13T07:00:45.042348Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/047a6e403640c25894c5177b3a2796d4-15.png", "player_count": 3, "ranked": true }, { "id": 111626, "name": "๐ฒ๐พRanking 2024", "director": { "id": 1127906, "username": "kanggai", "country": "my", "icon": "https://secure.gravatar.com/avatar/99e67fa6704da6719e7d14d69a056a53?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2091.162115315646, "deviation": 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"subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-01-13T04:00:22.189519Z", "ended": "2024-01-13T10:02:31.587538Z", "start_waiting": "2024-01-13T04:00:22.032875Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 7, "ranked": true }, { "id": 112903, "name": "\"้ข็ใฎ็ข\" Delivery tournament!", "director": { "id": 1144866, "username": "๐ฟ๐๐ ๐บ.", "country": "001", "icon": "https://user-uploads.online-go.com/96e71b19d93c156edd85ce7fe2904c51-64.png", "ratings": { "version": 5, "overall": { "rating": 1119.0505439213748, "deviation": 66.77046765172572, "volatility": 0.060602801399989914 } }, "ranking": 17.52079075323712, "professional": false, "ui_class": "" }, "description": "\"้ข็ใฎ็ข\" Delivery tournament!, have fun y'all!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", 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"periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 374, "name": "Slovenija", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 55, "icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-64.png" }, "auto_start_on_max": true, "time_start": "2023-03-12T16:00:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 10, "max_ranking": 18, "analysis_enabled": true, "exclusivity": "open", "started": "2023-03-12T16:00:30.622774Z", "ended": "2024-08-26T23:59:15.444962Z", "start_waiting": "2023-03-12T16:00:30.173844Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-15.png", "player_count": 12, "ranked": true } ] }
