Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=1516
{ "count": 60780, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=1517", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=1515", "results": [ { "id": 48597, "name": "Reg Cor. 9x9 10player R-Robin. Starts when full. May-'19D", "director": { "id": 497519, "username": "Kosh-retired", "country": "_Lord_Howe_Island", "icon": "https://secure.gravatar.com/avatar/39dc5f9ee81b8243d315c8c729844456?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1574.954785564748, "deviation": 61.40997215047312, "volatility": 0.060088015249815864 } }, "ranking": 25.432209892698047, "professional": false, "ui_class": "" }, "description": "---\n- STARTS WHEN FULL & Does NOT pause on the weekend.\n\n- Just one round. Ten players, nine games, Chinese Rules/Scoring.\n\n- If this suits you then, Bonne Partie :)\n\n- Note: Provisional players allowed & welcome.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "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": 432000 }, "is_open": true, "exclude_provisional": false, "group": { "id": 2014, "name": "The Nines 9x9 ", "summary": "9x9 Go!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 380, "icon": "https://user-uploads.online-go.com/809b7c04dc9f8a7b416cd2c50a71dc90-64.png" }, "auto_start_on_max": true, "time_start": "2019-05-30T13:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2019-05-30T02:19:35.464450Z", "ended": "2019-07-30T15:22:13.153432Z", "start_waiting": "2019-05-30T02:19:25.958087Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/809b7c04dc9f8a7b416cd2c50a71dc90-15.png", "player_count": 10, "ranked": true }, { "id": 48989, "name": "Correspondence 9x9 RoundRobin 2019-06-03 19:00", "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": 5, "name": "Correspondence 9x9 RoundRobin", "rrule": "DTSTART:20260821T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": 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"exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2019-06-03T19:00:28.662499Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2019-06-03T20:57:59.631548Z", "ended": "2019-08-02T13:11:28.649173Z", "start_waiting": "2019-06-03T20:57:58.352044Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 6, "ranked": true }, { "id": 57958, "name": "第1期かおり杯棋聖戦本戦C2リーグ", "director": { "id": 688479, "username": "site_tmp3", "country": "un", "icon": "https://secure.gravatar.com/avatar/3aed526c3f17b62dda246a5b3e1d12d3?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1500, "deviation": 350, "volatility": 0.06 } }, "ranking": 24.303382182144386, "professional": false, "ui_class": "provisional" }, "description": "C2リーグ1位→次回Bリーグ昇格\n\n参加者:\n\nonewayさん(予選リーグ2 5位;7人リーグ5位中の勝数2位(同率))、justsunさん(予選リーグ5 5位)、tomi-nchi-goさん(予選リーグ4 6位)、taka2さん(予選リーグ2 6位)、びくまるさん(予選リーグ3 6位)、atari _girlさん(予選リーグ1 7位)", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 46080, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 43200, "initial_time": 259200, "max_time": 259200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 2969, "name": "かおり杯-World Kaori Cup-", "summary": "For every player who enjoy go game", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 298, "icon": "https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-64.png" }, "auto_start_on_max": false, "time_start": "2020-03-29T11:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2020-03-29T11:00:47.832928Z", "ended": "2020-05-31T20:38:19.911146Z", "start_waiting": "2020-03-29T11:00:47.172035Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-15.png", "player_count": 6, "ranked": true }, { "id": 139712, "name": "Correspondence 19x19 RoundRobin 2026-04-28 19:00", "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 Site-wide Tournament", "schedule": { "id": 6, "name": "Correspondence 19x19 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"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": "2026-04-28T19:00:35.052356Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2026-04-28T19:00:35.328043Z", "ended": null, "start_waiting": "2026-04-28T19:00:35.101817Z", "board_size": 19, "active_round": 1, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 6, "ranked": true }, { "id": 57845, "name": "Prueba de Torneo", "director": { "id": 704425, "username": "Carlos Moreno Morera", "country": "es", "icon": "https://user-uploads.online-go.com/40c99c5e9ee75329120399144ed5e3e3-64.png", "ratings": { "version": 5, "overall": { "rating": 1814.240875065448, "deviation": 66.11462945419557, "volatility": 0.05983434201048178 } }, "ranking": 28.70655897905459, "professional": false, "ui_class": "" }, "description": "Prueba entre Aarón y Carlos", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": -1, "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": 4648, "name": "Club Nam-Ban (Madrid)", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 69, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2020-03-22T22:00:00Z", "players_start": 1, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-03-22T22:00:12.219592Z", "ended": "2020-03-25T22:57:51.810959Z", "start_waiting": "2020-03-22T22:00:12.051047Z", "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": 96143, "name": "余丞浚 原彩宸", "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": "余丞浚 原彩宸", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 36, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 600, "period_time": 30, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 7530, "name": "傳碁 D班", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 71, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2022-10-28T07:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2022-10-28T06:47:20.066018Z", "ended": "2022-10-28T07:15:37.681808Z", "start_waiting": "2022-10-28T06:47:20.010614Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true }, { "id": 139747, "name": "Correspondence 13x13 RoundRobin 2026-04-29 19:00", "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 Site-wide Tournament", "schedule": { "id": 7, "name": "Correspondence 13x13 RoundRobin", "rrule": "DTSTART:20260823T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T06:00:14.582400Z", "last_run": "2026-08-23T19:00:22.686135Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 13, "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": 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": "2026-08-26T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 90782, "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": "2026-04-29T19:00:35.375725Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2026-04-29T19:00:48.806562Z", "ended": "2026-07-02T07:50:27.780862Z", "start_waiting": "2026-04-29T19:00:48.679288Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 6, "ranked": true }, { "id": 140693, "name": "Correspondence 13x13 RoundRobin 2026-05-29 19:00", "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 Site-wide Tournament", "schedule": { "id": 7, "name": "Correspondence 13x13 RoundRobin", "rrule": "DTSTART:20260823T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T06:00:14.582400Z", "last_run": "2026-08-23T19:00:22.686135Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 13, "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": 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": "2026-08-26T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 90782, "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": "2026-05-29T19:00:17.114711Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2026-05-29T19:00:17.282523Z", "ended": "2026-06-30T12:42:33.169661Z", "start_waiting": "2026-05-29T19:00:17.197616Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 5, "ranked": true }, { "id": 52459, "name": "metaBot AI Tournament OGS 2019x19 v2", "director": { "id": 479173, "username": "deleted-0e34c7ea-5a69-4ee1-a84b-483ded939c93", "country": "un", "icon": "https://user-uploads.online-go.com/b8ad42ba369115967a92726b4ef47cd1-64.png", "ratings": { "version": 5, "overall": { "rating": 1508.7509639658283, "deviation": 65.34024253147996, "volatility": 0.06005751722154357 } }, "ranking": 24.438046293256544, "professional": false, "ui_class": "" }, "description": "This tournament aims to be fair, fun, and to see fun sgf regardless of who wins\n\nThis time we'll halve the visit cap requirements for faster games :\n- 15b : 13 000 visits max\n- 19b : 10 000 visits max\n- 20b : 9 500 visits max\n- 40b : 5 000 visits max\n\nElse similar rules than 1st edition !!\nhttps://online-go.com/tournament/44207\n\nHope it's gonna be fun !!\nbot vs bot only (needs gtp2ogs, no manual relay) !!\nenjoy it as a bot admin or a spectator :)", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 4320, "time_control_parameters": { "system": "canadian", "time_control": "canadian", "speed": "correspondence", "pause_on_weekends": false, "main_time": 0, "period_time": 86400, "stones_per_period": 20 }, "is_open": true, "exclude_provisional": true, "group": { "id": 3211, "name": "gtp2ogs AI Gathering 2019x19 ໒( ̿ ᴥ ̿ )७", "summary": "Gathering all OGS AI enthusiasts ! Welcome !!!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 246, "icon": "https://user-uploads.online-go.com/4cb3ff354d18a41e303966725f617c00-64.png" }, "auto_start_on_max": false, "time_start": "2019-10-26T11:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 33, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2019-10-26T11:00:30.070908Z", "ended": "2019-10-26T19:39:54.144355Z", "start_waiting": "2019-10-26T11:00:29.445951Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/4cb3ff354d18a41e303966725f617c00-15.png", "player_count": 4, "ranked": true }, { "id": 18317, "name": "Insei League tourney #1", "director": { "id": 232777, "username": "Jwill1997", "country": "us", "icon": "https://user-uploads.online-go.com/cd36ab2be2837560652b5262a0b1fb4e-64.png", "ratings": { "version": 5, "overall": { "rating": 1085.8400724391543, "deviation": 63.31326327532737, "volatility": 0.060025452972206135 } }, "ranking": 16.823358819161147, "professional": false, "ui_class": "" }, "description": "Something to do before 3 season", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 931, "name": "Rising Stars Academy", "summary": "Provide a different sort of league not find anywhere else online", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 121, "icon": "https://user-uploads.online-go.com/fa46749efc6ccba4e20e1c28910f57ed-64.png" }, "auto_start_on_max": true, "time_start": "2016-07-02T04:43:00Z", "players_start": 10, "first_pairing_method": "random", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2016-07-02T04:43:16.990666Z", "ended": "2017-10-08T20:08:33.176148Z", "start_waiting": "2016-07-02T04:43:16.507160Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/fa46749efc6ccba4e20e1c28910f57ed-15.png", "player_count": 26, "ranked": true } ] }