Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=board_size&page=4090
{ "count": 59056, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=board_size&page=4091", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=board_size&page=4089", "results": [ { "id": 58947, "name": "Blitz 19x19 Elimination Tournament 2020-04-13 17:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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:20260114T210000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-01-14T21:00:50.024059Z", "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": "2026-01-15T01:00:00Z", "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": "2020-04-13T17:30:22.489390Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2020-04-13T17:30:28.258472Z", "ended": "2020-04-13T17:59:10.493968Z", "start_waiting": "2020-04-13T17:30:23.835473Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 5, "ranked": true }, { "id": 43191, "name": "สาระ-rail361! tour ครั้งที่ 5.5", "director": { "id": 148806, "username": "โอ๋ชิงหยวน", "country": "th", "icon": "https://user-uploads.online-go.com/d3f8fcc6dbd4915bc123f62b337be552-64.png", "ratings": { "version": 5, "overall": { "rating": 1528.7468726934799, "deviation": 64.55087168075521, "volatility": 0.05949568572846218 } }, "ranking": 24.742844517950996, "professional": false, "ui_class": "" }, "description": "#เฉพาะกิจ\nขอความกรุณาจากเพื่อนๆร่วมทัวร์ รักษามารยาทอันดีในการเล่นโกะ\nเพื่อที่เราจะได้ร่วมเล่น ร่วมพัฒนาไปพร้อมๆกัน", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 10560, "time_control_parameters": { "period_time": 86400, "main_time": 172800, "system": "canadian", "pause_on_weekends": false, "time_control": "canadian", "stones_per_period": 10, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 2571, "name": "Go World Wide", "summary": "enjoy", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 91, "icon": "https://user-uploads.online-go.com/889d994a8e18efb0db03c85b562aaad1-64.png" }, "auto_start_on_max": false, "time_start": "2018-11-29T23:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "slaughter", "min_ranking": 20, "max_ranking": 37, "analysis_enabled": false, "exclusivity": "open", "started": "2018-11-29T23:00:53.134496Z", "ended": "2018-12-18T05:18:20.370678Z", "start_waiting": "2018-11-29T23:00:52.120935Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/889d994a8e18efb0db03c85b562aaad1-15.png", "player_count": 6, "ranked": true }, { "id": 43589, "name": "Correspondence 19x19 RoundRobin 2018-12-12 01:00", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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:20260112T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:58:31.027016Z", "last_run": "2026-01-12T19:00:48.936181Z", "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": "2026-01-15T19:00:00Z", "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": "2018-12-12T01:00:02.224484Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2018-12-12T01:00:36.102558Z", "ended": "2019-03-29T15:44:44.991841Z", "start_waiting": "2018-12-12T01:00:32.248214Z", "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": 43585, "name": "ChicaGo Winter Classic 2018", "director": { "id": 46842, "username": "pútáo", "country": "cn", "icon": "https://user-uploads.online-go.com/8599969d3677c89211997f4cb73b9d8a-64.png", "ratings": { "version": 5, "overall": { "rating": 1793.459838750026, "deviation": 66.55286389657842, "volatility": 0.059948044848881464 } }, "ranking": 28.43985929984624, "professional": false, "ui_class": "" }, "description": "It's cold.\n\nChicaGo Winter Classic 2018", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 20880, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 259200, "max_time": 259200, "time_increment": 18000, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 109, "name": "ChicaGo", "summary": "Go players from around Chicago. Meet other locals, or chat online with your friends from your local club.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 111, "icon": "https://user-uploads.online-go.com/7d53fb408db534d34ad7e9b341767861-64.png" }, "auto_start_on_max": true, "time_start": "2018-12-21T16:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "invite", "started": "2018-12-21T16:00:37.541581Z", "ended": "2019-02-19T22:34:22.148482Z", "start_waiting": "2018-12-21T16:00:35.568566Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/7d53fb408db534d34ad7e9b341767861-15.png", "player_count": 8, "ranked": true }, { "id": 40869, "name": "Brasil Primavera 2018 · C", "director": { "id": 307866, "username": "swafaron", "country": "br", "icon": "https://user-uploads.online-go.com/c62da84b968b7d03ab1235c4e4988c13-64.png", "ratings": { "version": 5, "overall": { "rating": 1587.4686133481332, "deviation": 62.43372924887558, "volatility": 0.059843071576067164 } }, "ranking": 25.61542168232024, "professional": false, "ui_class": "" }, "description": "Brasil Primavera 2018 · Liga C", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 30720, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 172800, "max_time": 259200, "time_increment": 28800, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 1527, "name": "Brasil", "summary": "Ponto de encontro dos jogadores brasileiros", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 479, "icon": "https://user-uploads.online-go.com/94104bdcbaa52ac8e424a6fb2a6b03a4-64.png" }, "auto_start_on_max": false, "time_start": "2018-09-23T11:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 15, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "group", "started": "2018-09-23T11:00:39.858632Z", "ended": "2019-02-13T13:18:04.157550Z", "start_waiting": "2018-09-23T11:00:35.413760Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/94104bdcbaa52ac8e424a6fb2a6b03a4-15.png", "player_count": 9, "ranked": true }, { "id": 43841, "name": "DDK.NL Go Club - High DDK tournament", "director": { "id": 463810, "username": "SuzieKyu", "country": "nl", "icon": "https://user-uploads.online-go.com/62a582e29c917f3dfcb81bce64a13f7a-64.png", "ratings": { "version": 5, "overall": { "rating": 1171.4995125731932, "deviation": 63.025646037873635, "volatility": 0.06000597450469722 } }, "ranking": 18.5811525604583, "professional": false, "ui_class": "" }, "description": "For players between 15 and 10 kyu. Enjoy!", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 2979, "name": "Internatio.NL Go Club", "summary": "Virtuele DDK club voor Nederlandse spelers en hun vrienden", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 64, "icon": "https://user-uploads.online-go.com/cbf3d1c63e4b51aee158455500f9a9e3-64.png" }, "auto_start_on_max": true, "time_start": "2018-12-22T13:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 15, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2018-12-22T13:00:57.217943Z", "ended": "2019-03-31T12:57:15.318078Z", "start_waiting": "2018-12-22T13:00:56.287056Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/cbf3d1c63e4b51aee158455500f9a9e3-15.png", "player_count": 7, "ranked": true }, { "id": 37260, "name": "Correspondence Weekly McMahon 19x19 2018-05-19 17:00", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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": 9, "name": "Correspondence Weekly McMahon 19x19", "rrule": "DTSTART:20260112T170000Z\nRRULE:FREQ=WEEKLY", "active": true, "created": "2015-12-16T02:22:56.480465Z", "last_run": "2026-01-12T17:00:48.637833Z", "lead_time_seconds": 432000, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 259200, "time_increment": 86400 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclude_provisional": true, "players_start": 10, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "settings": { "num_rounds": 3, "upper_bar": "25", "lower_bar": "15", "group_size": 4, "maximum_players": 1000 }, "next_run": "2026-01-19T17:00:00Z", "base_points": "30.0" }, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2018-05-19T17:00:23.792645Z", "players_start": 60, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2018-05-19T17:01:50.378012Z", "ended": "2020-02-21T08:32:17.196410Z", "start_waiting": "2018-05-19T17:01:17.355873Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 78, "ranked": true }, { "id": 43708, "name": "simple", "director": { "id": 596800, "username": "chikai 9522", "country": "it", "icon": "https://secure.gravatar.com/avatar/888b9e2fa0e60b5837a576b41a02568d?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 975.7501331836572, "deviation": 76.77294942654319, "volatility": 0.0600231944211688 } }, "ranking": 14.348561681136944, "professional": false, "ui_class": "" }, "description": "for beginner", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 6720, "time_control_parameters": { "total_time": 604800, "time_control": "absolute", "speed": "correspondence", "system": "absolute", "pause_on_weekends": false }, "is_open": true, "exclude_provisional": true, "group": { "id": 710, "name": "Italian Group", "summary": "Questo è un gruppo creato per raccogliere tutti i giocatori italiani 😜", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 270, "icon": "https://user-uploads.online-go.com/b25a2f6a1c298402adb7a561be5719ff-64.png" }, "auto_start_on_max": true, "time_start": "2018-12-20T02:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 10, "analysis_enabled": true, "exclusivity": "open", "started": "2018-12-20T02:00:12.763916Z", "ended": "2019-01-06T10:40:31.727226Z", "start_waiting": "2018-12-20T02:00:11.061488Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/b25a2f6a1c298402adb7a561be5719ff-15.png", "player_count": 7, "ranked": true }, { "id": 49367, "name": "Correspondence 19x19 RoundRobin 2019-06-16 19:00", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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:20260112T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:58:31.027016Z", "last_run": "2026-01-12T19:00:48.936181Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", 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"subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2019-06-16T19:00:54.038169Z", "ended": "2019-08-09T15:02:03.853150Z", "start_waiting": "2019-06-16T19:00:52.037938Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 7, "ranked": true }, { "id": 59130, "name": "Tournament for beginners!", "director": { "id": 760687, "username": "HHG", "country": "_United_Federation_of_Planets", "icon": "https://secure.gravatar.com/avatar/94b05df11403a71a7a364ac616a2b643?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1358.7847135068978, "deviation": 64.1188301435753, "volatility": 0.0601574746002211 } }, "ranking": 22.014439802187283, "professional": false, "ui_class": "" }, "description": "This is a tournament for beginners. Have fun!", "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": true, "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "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": 8823, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png" }, "auto_start_on_max": false, "time_start": "2020-04-16T18:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-04-16T19:02:34.399810Z", "ended": "2020-05-06T19:36:24.438834Z", "start_waiting": "2020-04-16T19:02:34.094091Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png", "player_count": 2, "ranked": true } ] }
