Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=1279
{ "count": 60681, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=1280", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=1278", "results": [ { "id": 50886, "name": "Correspondence 13x13 RoundRobin 2019-08-07 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": 7, "name": "Correspondence 13x13 RoundRobin", "rrule": "DTSTART:20260817T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T06:00:14.582400Z", "last_run": "2026-08-17T19:00:29.605367Z", 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"2019-08-07T19:00:02.037383Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2019-08-07T19:01:03.527226Z", "ended": "2019-09-06T02:13:42.067932Z", "start_waiting": "2019-08-07T19:01:01.609544Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 7, "ranked": true }, { "id": 97057, "name": "MGO Tournament", "director": { "id": 1095664, "username": "USE17", "country": "un", "icon": "https://secure.gravatar.com/avatar/8a6e68aaae476904d26cb7a7372643ea?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1188.792006203979, "deviation": 61.76404829061147, "volatility": 0.0606255655038105 } }, "ranking": 18.920372006199532, "professional": false, "ui_class": "" }, "description": "Beginners tournament", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": -1, "rules": "japanese", "time_per_move": 13, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 180, "period_time": 12, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 1110, "name": "Moldova Rep.", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 6, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2022-11-24T01:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 18, "max_ranking": 27, "analysis_enabled": false, "exclusivity": "open", "started": "2022-11-24T01:00:48.299535Z", "ended": "2022-11-24T01:19:51.093644Z", "start_waiting": "2022-11-24T01:00:48.215329Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 96560, "name": "Haalandfan Znrznzr", "director": { "id": 1134434, "username": "BVB1909", "country": "_United_Federation_of_Planets", "icon": "https://user-uploads.online-go.com/4ab12741fa2999c26622e94ed4c9a0d6-64.png", "ratings": { "version": 5, "overall": { "rating": 1354.1504114176673, "deviation": 63.94935285704724, "volatility": 0.06002797484951501 } }, "ranking": 21.93534893360515, "professional": false, "ui_class": "" }, "description": "Vrwvegvrz", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 33, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 300, "period_time": 30, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 11518, "name": "Kackawurst", "summary": "", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 6, "icon": "https://user-uploads.online-go.com/80d06c7088675895f71931629cdb4bd5-64.png" }, "auto_start_on_max": true, "time_start": "2022-11-08T16:12:00Z", "players_start": 0, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 22, "analysis_enabled": true, "exclusivity": "open", "started": "2022-11-08T16:12:19.754401Z", "ended": "2022-11-08T16:12:19.719769Z", "start_waiting": "2022-11-08T16:12:19.617464Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/80d06c7088675895f71931629cdb4bd5-15.png", "player_count": 1, "ranked": true }, { "id": 96452, "name": "Correspondence 19x19 RoundRobin 2022-11-06 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": 6, "name": "Correspondence 19x19 RoundRobin", "rrule": "DTSTART:20260816T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:58:31.027016Z", "last_run": "2026-08-16T19:00:29.661192Z", "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": "2026-08-19T19:00:00Z", "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": "2022-11-06T19:00:30.343836Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2022-11-06T19:01:29.233348Z", "ended": "2023-03-20T13:58:12.474496Z", "start_waiting": "2022-11-06T19:01:28.789396Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 10, "ranked": true }, { "id": 97284, "name": "Decembre", "director": { "id": 874275, "username": "Rakoon", "country": "_Starfleet", "icon": "https://user-uploads.online-go.com/f1a56afe790bcae30cd80b50c834c202-64.png", "ratings": { "version": 5, "overall": { "rating": 1224.6456368306337, "deviation": 63.654236027219305, "volatility": 0.05996290442138016 } }, "ranking": 19.60824775846267, "professional": false, "ui_class": "" }, "description": "Test de tournoi, juste pour le plaisir. :)", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "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": true, "group": { "id": 4702, "name": "Nantes Yosakura", "summary": "Groupe OGS du club Nantes Yosakura.", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 37, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2022-12-01T21:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-12-01T21:00:47.429745Z", "ended": "2023-03-10T04:28:59.595699Z", "start_waiting": "2022-12-01T21:00:47.238222Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 6, "ranked": true }, { "id": 123172, "name": "Torneo apertura", "director": { "id": 1096827, "username": "rusben", "country": "un", "icon": "https://secure.gravatar.com/avatar/2d5b3343c617b01accde2daf1bde3854?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1732.2318898313797, "deviation": 80.60963625664145, "volatility": 0.06007908216243982 } }, "ranking": 27.635722327987764, "professional": false, "ui_class": "" }, "description": "Torneo apertura", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 35, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 600, "period_time": 30, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 14840, "name": "SMX2A", "summary": "", "require_invitation": true, "is_public": false, "admin_only_tournaments": true, "hide_details": false, "member_count": 25, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2024-12-12T13:05:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-12-12T13:02:42.133447Z", "ended": "2024-12-12T13:53:23.647727Z", "start_waiting": "2024-12-12T13:02:41.658361Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 20, "ranked": true }, { "id": 50780, "name": "Reg Cor. 9x9 10player R-Robin. Starts when full. Aug'19rB", "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": 379, "icon": "https://user-uploads.online-go.com/809b7c04dc9f8a7b416cd2c50a71dc90-64.png" }, "auto_start_on_max": true, "time_start": "2019-08-15T13:01:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2019-08-18T17:03:33.209821Z", "ended": "2019-11-10T17:34:58.359971Z", "start_waiting": "2019-08-18T17:03:25.122121Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/809b7c04dc9f8a7b416cd2c50a71dc90-15.png", "player_count": 10, "ranked": true }, { "id": 97708, "name": "9x9 Round Robin.", "director": { "id": 126739, "username": "๐ฌSofiam๐ฌ", "country": "_Olimpic_Movement", "icon": "https://user-uploads.online-go.com/3448d55b1fa874861bc9029bd534f998-64.png", "ratings": { "version": 5, "overall": { "rating": 1012.0554496406809, "deviation": 84.91308607572303, "volatility": 0.076882078105041 } }, "ranking": 15.194279748149173, "professional": false, "ui_class": "" }, "description": "Everyone is welcome. It is capped at 10 players. An identical tournament that starts after one week or at 10 players will be created as soon as this tournament starts.\n\nPauses are not allowed.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 45143, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 36000, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6630, "name": "Go friends ๐ฌ", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 362, "icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-64.png" }, "auto_start_on_max": true, "time_start": "2022-12-17T15:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-12-17T08:37:52.922883Z", "ended": "2023-01-02T08:22:58.177509Z", "start_waiting": "2022-12-17T08:37:51.340362Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-15.png", "player_count": 10, "ranked": true }, { "id": 59732, "name": "แแแแช แขแฃแ แแแ แ", "director": { "id": 21742, "username": "แแแแ", "country": "ge", "icon": "https://user-uploads.online-go.com/f776102223e8d2cd0c3eeab1eea726ff-64.png", "ratings": { "version": 5, "overall": { "rating": 2188.217274395995, "deviation": 97.40479902700517, "volatility": 0.06013689069472163 } }, "ranking": 33.04533320130458, "professional": false, "ui_class": "" }, "description": "แแ แฌแแแแแแแ แแแแแ แแแ", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "chinese", "time_per_move": 1, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "blitz", "pause_on_weekends": false, "time_increment": 1, "initial_time": 80, "max_time": 120 }, "is_open": true, "exclude_provisional": false, "group": { "id": 692, "name": "Georgia - แกแแฅแแ แแแแแแก แแแก แคแแแแ แแชแแ", "summary": "แกแแฅแแ แแแแแแก แแแก แคแแแแ แแชแแแก แฏแแฃแคแจแ แแแฌแแแ แแแแแแ แจแแฃแซแแแแ แแฎแแแแ แกแแฅแแ แแแแแแก แแแฅแแแแฅแแแแก, แ แแแแแแแช แแแ แแแแกแขแ แแ แแแฃแแแแ แแ แแแ แแ แกแแแขแแ แแ แแ แแคแแแจแ แแแแแแแแฃแแ แแฅแแ แกแแฎแแแ แแ แแแแ แ.", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 270, "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-64.png" }, "auto_start_on_max": false, "time_start": "2020-04-27T18:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-04-27T18:00:30.446162Z", "ended": "2020-04-27T18:04:11.407319Z", "start_waiting": "2020-04-27T18:00:30.095380Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png", "player_count": 2, "ranked": true }, { "id": 81196, "name": "Handicap games Chinese rules", "director": { "id": 380817, "username": "look info dรถskee", "country": "zz", "icon": "https://user-uploads.online-go.com/9b2153c750a7384cdad630699b7e138d-64.png", "ratings": { "version": 5, "overall": { "rating": 1001.1282744304297, "deviation": 68.63680878166396, "volatility": 0.058646562422007574 } }, "ranking": 14.942969758566955, "professional": false, "ui_class": "" }, "description": "Handicap games with Chinese rules", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": -1, "rules": "chinese", "time_per_move": 262080, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 259200, "period_time": 259200, "periods": 4 }, "is_open": true, "exclude_provisional": true, "group": { "id": 515, "name": "OGS Title Tournaments", "summary": "Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 3012, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png" }, "auto_start_on_max": false, "time_start": "2021-10-18T03:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 10, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-10-18T03:00:18.441426Z", "ended": "2024-07-26T00:04:53.090512Z", "start_waiting": "2021-10-18T03:00:18.059063Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png", "player_count": 6, "ranked": true } ] }
