Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=max_ranking&page=622
{ "count": 59661, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=max_ranking&page=623", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=max_ranking&page=621", "results": [ { "id": 90787, "name": "PG SDK 2023 19x19", "director": { "id": 1162525, "username": "ants", "country": "un", "icon": "https://secure.gravatar.com/avatar/112db88f312658e329b4c4730bb7be3b?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1500, "deviation": 350, "volatility": 0.06 } }, "ranking": 24.303382182144386, "professional": false, "ui_class": "provisional" }, "description": "The Big One", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 58560, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 57600, "initial_time": 86400, "max_time": 345600 }, "is_open": true, "exclude_provisional": true, "group": { "id": 11630, "name": "SDK Proving Grounds (Single Digit Kyu)", "summary": "The Official SDK Proving Grounds. This group spawned from the DDK Proving Grounds (Double Digit Kyu) group, & it's popularity. Here, SDK's can play against other SDK's (or Dan players that haven’t established a solid foothold in Dan land yet). If you get s", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 101, "icon": "https://user-uploads.online-go.com/fe22e722b560243ad3845b81f4d4722b-64.png" }, "auto_start_on_max": false, "time_start": "2023-01-01T09:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 21, "max_ranking": 29, "analysis_enabled": false, "exclusivity": "open", "started": "2023-01-01T09:00:24.529727Z", "ended": "2023-10-28T11:35:35.437453Z", "start_waiting": "2023-01-01T09:00:24.131800Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/fe22e722b560243ad3845b81f4d4722b-15.png", "player_count": 27, "ranked": true }, { "id": 63446, "name": "fast fast tournament", "director": { "id": 787818, "username": "Ernie Ip", "country": "hk", "icon": "https://user-uploads.online-go.com/6ff93d62e603d6754e9948ca7f093372-64.png", "ratings": { "version": 5, "overall": { "rating": 848.0310294421083, "deviation": 65.44134154669923, "volatility": 0.0599842022485025 } }, "ranking": 11.100864013221816, "professional": false, "ui_class": "" }, "description": "This tournament is fast!", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 10, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 0, "period_time": 10, "periods": 2 }, "is_open": true, "exclude_provisional": false, "group": { "id": 5925, "name": "Group for GO", "summary": "Don't have a group? No problem, just join this group!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 70, "icon": "https://user-uploads.online-go.com/ae175eb5d15786b87350b71f278bbb9e-64.png" }, "auto_start_on_max": false, "time_start": "2020-07-24T07:40:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2020-07-24T07:34:57.877117Z", "ended": "2020-07-24T08:41:53.141151Z", "start_waiting": "2020-07-24T07:34:57.647778Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/ae175eb5d15786b87350b71f278bbb9e-15.png", "player_count": 8, "ranked": true }, { "id": 76159, "name": "Simple Correspondence 19x19 SDK 2021 July", "director": { "id": 302584, "username": "koast", "country": "us", "icon": "https://user-uploads.online-go.com/e5b52e887c6f66d70b3f2c72a0d4eb19-64.png", "ratings": { "version": 5, "overall": { "rating": 1518.190018088078, "deviation": 64.08013528375135, "volatility": 0.05996666523783403 } }, "ranking": 24.58242625475131, "professional": false, "ui_class": "" }, "description": "SDK July no conditional moves round robin", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 172800, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "correspondence", "pause_on_weekends": false, "per_move": 172800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 5017, "name": "Simple Correspondence", "summary": "2 days per move. No Analysis.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 66, "icon": "https://user-uploads.online-go.com/536d82e031c1cb97554650c536b40310-64.png" }, "auto_start_on_max": false, "time_start": "2021-07-01T19:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 21, "max_ranking": 29, "analysis_enabled": false, "exclusivity": "open", "started": "2021-07-01T19:00:18.330960Z", "ended": "2021-10-07T14:22:10.230857Z", "start_waiting": "2021-07-01T19:00:17.260707Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/536d82e031c1cb97554650c536b40310-15.png", "player_count": 10, "ranked": true }, { "id": 37031, "name": "ขอให้ทุกคนสู้ๆ", "director": { "id": 524400, "username": "Panapat_", "country": "th", "icon": "https://secure.gravatar.com/avatar/176012676609e2ca6a704db09ec65edb?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2037.7950650152175, "deviation": 63.195746268901345, "volatility": 0.060173880206083996 } }, "ranking": 31.396617760530518, "professional": false, "ui_class": "" }, "description": "ขอให้ทุกคนมีความสุข", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 10, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 30, "max_time": 60, "time_increment": 10, "speed": "live" }, "is_open": true, "exclude_provisional": true, "group": { "id": 43, "name": "Kyu Level Study Group", "summary": "A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 8891, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png" }, "auto_start_on_max": false, "time_start": "2018-05-07T05:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2018-05-11T08:35:56.139682Z", "ended": "2018-05-11T08:36:38.455820Z", "start_waiting": "2018-05-11T08:35:55.861614Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png", "player_count": 2, "ranked": true }, { "id": 85815, "name": "happy lunar new year!", "director": { "id": 769863, "username": "fire donut", "country": "us", "icon": "https://user-uploads.online-go.com/0a0517e79ef81968565fcce31df6ff34-64.png", "ratings": { "version": 5, "overall": { "rating": 1286.3970574329985, "deviation": 64.97675973216174, "volatility": 0.06003162969583421 } }, "ranking": 20.747084365163868, "professional": false, "ui_class": "" }, "description": "This is a bit late but have fun!", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "chinese", "time_per_move": 262080, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 259200, "initial_time": 259200, "max_time": 864000 }, "is_open": true, "exclude_provisional": true, "group": { "id": 6414, "name": "Hot Cocoa", "summary": "\n", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 13, "icon": "https://user-uploads.online-go.com/660a7a6eaa2b62267cc2569e946eb3cf-64.png" }, "auto_start_on_max": false, "time_start": "2022-02-12T23:00:00Z", "players_start": 5, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 15, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2022-02-12T23:00:32.909181Z", "ended": "2023-03-01T17:25:26.547517Z", "start_waiting": "2022-02-12T23:00:32.719615Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/660a7a6eaa2b62267cc2569e946eb3cf-15.png", "player_count": 7, "ranked": true }, { "id": 98353, "name": "SDK Round Robin 7", "director": { "id": 1009, "username": "Bray", "country": "us", "icon": "https://user-uploads.online-go.com/fc5044c935c074fad4340acb6ad2d1b6-64.png", "ratings": { "version": 5, "overall": { "rating": 1438.9771637547185, "deviation": 64.75512499989604, "volatility": 0.05969097036503497 } }, "ranking": 23.34190365304682, "professional": false, "ui_class": "supporter" }, "description": "Starting the year with the 7th iteration of this tournament.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 30168, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 28800, "initial_time": 172800, "max_time": 172800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 508, "name": "Fast Correspondence", "summary": "Tournaments for people who like to play quick correspondence games.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 821, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png" }, "auto_start_on_max": true, "time_start": "2023-01-02T23:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 21, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2023-01-02T23:00:58.241845Z", "ended": "2023-03-01T00:11:16.395586Z", "start_waiting": "2023-01-02T23:00:57.747979Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png", "player_count": 8, "ranked": true }, { "id": 103632, "name": "It's a journey. Let's get stronger! #1", "director": { "id": 1186160, "username": "hanzpk", "country": "id", "icon": "https://secure.gravatar.com/avatar/9245cc93e872b1d6469e9924bdfc1000?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1118.9288119955759, "deviation": 66.11361853916995, "volatility": 0.059989513380189055 } }, "ranking": 17.51827232599821, "professional": false, "ui_class": "" }, "description": "Gather your strength then lash out!", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "chinese", "time_per_move": 89819, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 432000, "period_time": 86400, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 12619, "name": "Happy Go!!!", "summary": "Feel free to join and create tournaments!\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday \nSingle Elimination tournaments every Thursday\n\nHAPPY", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 71, "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png" }, "auto_start_on_max": false, "time_start": "2023-06-15T13:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "random", "min_ranking": 10, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2023-06-15T13:00:27.666984Z", "ended": "2025-05-30T03:54:24.885449Z", "start_waiting": "2023-06-15T13:00:26.071134Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png", "player_count": 27, "ranked": true }, { "id": 128474, "name": "Servus Oida Open Tournament #13", "director": { "id": 1285178, "username": "VikingKoala", "country": "eu", "icon": "https://user-uploads.online-go.com/aa9209bd96e427a6ff7e102b893f9af0-64.png", "ratings": { "version": 5, "overall": { "rating": 1052.111695458344, "deviation": 65.40192037996017, "volatility": 0.05970847616487461 } }, "ranking": 16.092868332498785, "professional": false, "ui_class": "supporter" }, "description": "McMahon Kyu Player Tournament", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 91187, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 604800, "period_time": 86400, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 5720, "name": "Outside Go7", "summary": "Die Gruppe für alle, die sonst im Go7 spielen.", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 48, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2025-06-10T08:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 15, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2025-06-10T08:00:25.757134Z", "ended": "2025-12-03T12:42:22.225408Z", "start_waiting": "2025-06-10T08:00:25.578948Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 9, "ranked": true }, { "id": 47314, "name": "Пасхалочки!", "director": { "id": 667, "username": "IcedEarth", "country": "tr", "icon": "https://user-uploads.online-go.com/2886aa2c1b5facf75023893762dff62e-64.png", "ratings": { "version": 5, "overall": { "rating": 1527.6430523116242, "deviation": 63.555521639854, "volatility": 0.059701925408511915 } }, "ranking": 24.72612319405061, "professional": false, "ui_class": "" }, "description": "Положение:\nhttps://docs.google.com/document/d/1ytisQIy9yfzA0QeGSdHQxCpchU69AAVlBIeF8z-ZiPw", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 88320, "time_control_parameters": { "system": "fischer", "pause_on_weekends": true, "time_control": "fischer", "initial_time": 172800, "max_time": 172800, "time_increment": 86400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": false, "group": { "id": 2787, "name": "Kazan Go Association", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 46, "icon": "https://user-uploads.online-go.com/20d63b4d48f99b38deb9bee54831764d-64.png" }, "auto_start_on_max": false, "time_start": "2019-04-22T09:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "group", "started": "2019-04-22T09:00:26.902002Z", "ended": "2019-12-27T18:40:44.775335Z", "start_waiting": "2019-04-22T09:00:24.723162Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/20d63b4d48f99b38deb9bee54831764d-15.png", "player_count": 36, "ranked": true }, { "id": 41234, "name": "Just a random 9x9 RR fun tournament :)", "director": { "id": 561660, "username": "redxpanda", "country": "de", "icon": "https://user-uploads.online-go.com/a3f92305488b1c0cf4fff0101b307c6b-64.png", "ratings": { "version": 5, "overall": { "rating": 1345.2697865589387, "deviation": 63.67529285214722, "volatility": 0.060008563555866305 } }, "ranking": 21.783029404157162, "professional": false, "ui_class": "" }, "description": "1 day per turn. have fun :)", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "simple", "speed": "correspondence", "system": "simple", "pause_on_weekends": true, "per_move": 86400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 24, "name": "Double Digit Kyu Room", "summary": "For those of us working our way through to SDK. Whether its for your first time up the ladder and the 20th, lets find some opponents and camaraderie. ", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 3660, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2018-09-28T04:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2018-09-28T04:00:01.612745Z", "ended": "2018-10-05T06:55:48.938607Z", "start_waiting": "2018-09-28T04:00:00.270098Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 5, "ranked": true } ] }