Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=board_size&page=4180
{ "count": 60679, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=board_size&page=4181", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=board_size&page=4179", "results": [ { "id": 94041, "name": "Blitz 19x19 Elimination Tournament 2022-08-29 13:30", "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 Sitewide Tournament", "schedule": { "id": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260818T170000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-08-18T17:00:29.672675Z", "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": "2026-08-18T21:00:00Z", "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": "2022-08-29T13:30:15.874872Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2022-08-29T13:30:17.149063Z", "ended": "2022-08-29T13:51:54.864367Z", "start_waiting": "2022-08-29T13:30:16.835795Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 8, "ranked": true }, { "id": 93113, "name": "Live 19x19 Swiss Tournament 2022-08-03 08:30", "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 Sitewide Tournament", "schedule": { "id": 4, "name": "Live 19x19 Swiss Tournament", "rrule": "DTSTART:20260818T160000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:30:39.250689Z", "last_run": "2026-08-18T16:00:29.679436Z", "lead_time_seconds": 1800, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 600, "periods": 3 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 40 }, "next_run": "2026-08-18T20:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 36, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 600, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2022-08-03T08:30:09.625258Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2022-08-03T08:30:11.183054Z", "ended": "2022-08-03T10:54:30.698602Z", "start_waiting": "2022-08-03T08:30:10.975524Z", "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": 1302, "name": "laver's mini-tournament", "director": { "id": 19237, "username": "laver", "country": "it", "icon": "https://secure.gravatar.com/avatar/45c144cc77d5bf4b1e7c64299651c38c?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2024.050396118177, "deviation": 63.97097973240627, "volatility": 0.060114544852119645 } }, "ranking": 31.239944985809416, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 78, "name": "OGS Mini Tournaments", "summary": "The home for all of the old OGS mini tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 386, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2011-08-23T11:07:22Z", "ended": "2011-08-23T09:07:22Z", "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 82182, "name": "abcdef", "director": { "id": 1013920, "username": "s10906218", "country": "un", "icon": "https://secure.gravatar.com/avatar/0e3dce43b65bb1bef00fe3217f6a95df?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2247.143281368795, "deviation": 74.5344045044762, "volatility": 0.06008637675611215 } }, "ranking": 33.66048829934749, "professional": false, "ui_class": "" }, "description": "abcdef", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 91200, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 432000, "max_time": 604800 }, "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": 8948, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png" }, "auto_start_on_max": false, "time_start": "2021-11-06T14:00:00Z", "players_start": 20, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-11-14T01:26:32.747875Z", "ended": "2022-08-03T15:31:59.053927Z", "start_waiting": "2021-11-14T01:26:32.403488Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png", "player_count": 20, "ranked": true }, { "id": 93437, "name": "Blitz 19x19 Elimination Tournament 2022-08-12 17:30", "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 Sitewide Tournament", "schedule": { "id": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260818T170000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-08-18T17:00:29.672675Z", "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": "2026-08-18T21:00:00Z", "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": "2022-08-12T17:30:27.948888Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2022-08-12T17:30:29.243871Z", "ended": "2022-08-12T18:19:56.627057Z", "start_waiting": "2022-08-12T17:30:29.105260Z", "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": 93127, "name": "Iberoamericano Tournament", "director": { "id": 1136031, "username": "gogowin11", "country": "un", "icon": "https://secure.gravatar.com/avatar/1e699c68a6db4a4af533418bfcccab4d?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 986.9083508794905, "deviation": 60.568905471843685, "volatility": 0.05987404362776686 } }, "ranking": 14.611791911851128, "professional": false, "ui_class": "" }, "description": "Beginers tournament", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": -1, "rules": "japanese", "time_per_move": 14, "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": 661, "name": "Grupo Iberoamericano", "summary": "Grupo para jugadores de habla Hispana y Portuguesa, e iberoamericanos en general.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 701, "icon": "https://user-uploads.online-go.com/9f4ddc5ba6a008540d5257acf0b233f6-64.png" }, "auto_start_on_max": false, "time_start": "2022-08-04T01:30:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 18, "max_ranking": 25, "analysis_enabled": true, "exclusivity": "open", "started": "2022-08-04T01:30:49.672908Z", "ended": "2022-08-04T01:36:02.457731Z", "start_waiting": "2022-08-04T01:30:49.609197Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/9f4ddc5ba6a008540d5257acf0b233f6-15.png", "player_count": 2, "ranked": true }, { "id": 63548, "name": "Blitz 19x19 Elimination Tournament 2020-07-26 01:30", "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 Sitewide Tournament", "schedule": { "id": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260818T170000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-08-18T17:00:29.672675Z", "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": "2026-08-18T21:00:00Z", "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": "2020-07-26T01:30:49.660292Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2020-07-26T01:30:51.608718Z", "ended": "2020-07-26T02:20:19.477357Z", "start_waiting": "2020-07-26T01:30:51.100715Z", "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": 41142, "name": "Great DIY-Crown Tournement", "director": { "id": 371957, "username": "Hendrik3.14", "country": "eu", "icon": "https://user-uploads.online-go.com/cbe9a889907738d301eae59f5299dbc5-64.png", "ratings": { "version": 5, "overall": { "rating": 1430.397085026225, "deviation": 62.09473742727279, "volatility": 0.05986481308914211 } }, "ranking": 23.203455756497707, "professional": false, "ui_class": "" }, "description": "---------------------------------------------------------\n\n~LOL~LOL~LOL~LOL~LOL~LOL~LOL~LOL~LOL~LOL~LOL~LOL~LOL~LOL~\n\n---------------------------------------------------------\n\n\n a very special anouncement of the great\n\n >_____>/ LEAGUE OF LEECHES \\<_____<\n\nLast tourney was over. Here be the next.\n\nPrice is this paper crown:\nhttps://www.wikihow.com/Make-a-Crown\n\nYou can also draw slugs and leeches on it.\n\nOr write: \"I won a Go Tournament and all I got was this\npaper crown\" on it.\n\nYou may invite some more People, that share the\nquestionable interests of our Group.\n\nhf\n\nHendrik3.14 - League of Leeches Grand Mufti\n\n\n---------------------------------------------------------\n~LOL~LOL~LOL~LOL~LOL~LOL~LOL~LOL~LOL~LOL~LOL~LOL~LOL~LOL~\n\n---------------------------------------------------------", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 259200, "time_control_parameters": { "time_control": "simple", "speed": "correspondence", "system": "simple", "pause_on_weekends": true, "per_move": 259200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 1918, "name": "League of Leeches🐌🐍", "summary": "https://online-go.com/game/9051373", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 9, "icon": "https://user-uploads.online-go.com/d277fb6402e462b979d8c8ab24f11ad2-64.png" }, "auto_start_on_max": false, "time_start": "2018-10-01T19:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2018-10-01T19:00:27.108390Z", "ended": "2018-12-18T12:05:40.689405Z", "start_waiting": "2018-10-01T19:00:26.304573Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/d277fb6402e462b979d8c8ab24f11ad2-15.png", "player_count": 4, "ranked": true }, { "id": 43150, "name": "S&A&S", "director": { "id": 593086, "username": "sophiefarah13", "country": "bv", "icon": "https://secure.gravatar.com/avatar/2b7deecaf3233dfe0dd6fdc333f6633d?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1119.6313441981365, "deviation": 223.16388366750522, "volatility": 0.0599992478153778 } }, "ranking": 17.53280275617514, "professional": false, "ui_class": "provisional" }, "description": "hi this is a great tournament to play ahaha enjoy.", "schedule": null, "title": null, "tournament_type": "mcmahon", "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": 3111, "name": "sophsoph", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 3, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2018-11-27T04:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2018-11-28T05:48:00.011695Z", "ended": "2019-03-27T00:23:31.827193Z", "start_waiting": "2018-11-28T05:47:59.403559Z", "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": 44077, "name": "Blitz Tournament", "director": { "id": 535250, "username": "andyzhou", "country": "us", "icon": "https://secure.gravatar.com/avatar/105954f48a899e137f853a65860f7c7b?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1807.7995103995904, "deviation": 66.55947166904842, "volatility": 0.06013691821776674 } }, "ranking": 28.62421989205001, "professional": false, "ui_class": "" }, "description": "good luck!", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "aga", "time_per_move": 10, "time_control_parameters": { "period_time": 10, "main_time": 60, "system": "byoyomi", "pause_on_weekends": false, "time_control": "byoyomi", "periods": 5, "speed": "live" }, "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": 3686, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2018-12-27T21:05:00Z", "players_start": 2, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2018-12-28T00:18:13.257011Z", "ended": "2018-12-28T00:25:33.108408Z", "start_waiting": "2018-12-28T00:18:12.976707Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true } ] }
