Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=414
{ "count": 59135, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=415", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=413", "results": [ { "id": 353, "name": "Fight To The Death!", "director": { "id": 15817, "username": "Imagist", "country": "un", "icon": "https://secure.gravatar.com/avatar/584047ad5883f1044166af7078dd208b?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2001.3294336889094, "deviation": 65.87546436248702, "volatility": 0.05995347723533163 } }, "ranking": 30.978605242221338, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 604800, "time_control_parameters": { "time_control": "simple", "per_move": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 78, "name": "OGS Mini Tournaments", 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"analysis_enabled": true, "exclusivity": "open", "started": "2020-07-26T13:00:24.342218Z", "ended": "2020-07-26T16:37:19.361945Z", "start_waiting": "2020-07-26T13:00:23.666315Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/bdfb47903c0cb7c35b2ed51ffedd4e5d-15.png", "player_count": 8, "ranked": true }, { "id": 352, "name": "20k to dan even 19s", "director": { "id": 299, "username": "topazg", "country": "gb", "icon": "https://secure.gravatar.com/avatar/1756a59b7c7f129f6f466643f4c91531?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1936.5830823213464, "deviation": 67.49437695302689, "volatility": 0.059949644999275783 } }, "ranking": 30.21728151286431, "professional": false, "ui_class": "supporter" }, "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": 383, "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": 10, "max_ranking": 30, "analysis_enabled": false, "exclusivity": "open", "started": "2007-11-01T15:01:00Z", "ended": "2008-03-23T00:20:00Z", "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": 63352, "name": "Blitz 13x13 Swiss Tournament 2020-07-20 15:30", "director": { "id": 4, "username": "matburt", "country": "us", 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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": "2026-03-27T04:00:00Z", "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": "2015-05-08T00:30:52.515403Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2015-05-08T00:35:54.336051Z", "ended": "2015-05-08T02:34:29.826529Z", "start_waiting": "2015-05-08T00:35:54.196862Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 6, "ranked": true }, { "id": 58649, "name": "Blitz 13x13 Swiss Tournament 2020-04-07 19:30", "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": 3, "name": "Blitz 13x13 Swiss Tournament", "rrule": "DTSTART:20260326T230000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:27:45.234995Z", "last_run": "2026-03-26T23:00:08.868729Z", "lead_time_seconds": 1800, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "size": 13, "time_control_parameters": { 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"2020-04-07T19:31:15.033839Z", "ended": "2020-04-07T20:25:12.375963Z", "start_waiting": "2020-04-07T19:31:13.581441Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 9, "ranked": true }, { "id": 58648, "name": "BGC4 9x9", "director": { "id": 75675, "username": "flexo37", "country": "gb", "icon": "https://user-uploads.online-go.com/aed35fddbbab02a96f4cd51229121646-64.png", "ratings": { "version": 5, "overall": { "rating": 1399.195070649447, "deviation": 63.333175795013965, "volatility": 0.060045258884513286 } }, "ranking": 22.692883297680606, "professional": false, "ui_class": "supporter" }, "description": "BGC4 9x9", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 41, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 120, "period_time": 40, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 259, "name": "Brighton Go Club", "summary": "Group for anyone who plays Go in Brighton, UK", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 42, "icon": "https://user-uploads.online-go.com/0fd5879c92ead717621f44b2844bc9c8-64.png" }, "auto_start_on_max": false, "time_start": "2020-04-07T20:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2020-04-07T19:31:58.351978Z", "ended": "2020-04-07T20:19:05.072456Z", "start_waiting": "2020-04-07T19:31:57.960118Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/0fd5879c92ead717621f44b2844bc9c8-15.png", "player_count": 5, "ranked": true }, { "id": 58577, "name": "Nottingham Go Club - Covid Cup 2020 #3", "director": { "id": 23509, "username": "robindews", "country": "gb", "icon": "https://user-uploads.online-go.com/53b7cf9d9bdd1f8f9c5f4ffe8c21631d-64.png", "ratings": { "version": 5, "overall": { "rating": 1541.866380297196, "deviation": 61.14091419950209, "volatility": 0.06003237465737596 } }, "ranking": 24.94066718342586, "professional": false, "ui_class": "supporter" }, "description": "This is our third live Tuesday evening tournnament for members and friends of the Nottingham, Sheffield and Birmingham Go Clubs. All are welcome to join in", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "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": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 83, "name": "Nottingham Go Club", "summary": "Online Group for Go players in the Nottingham and Derby Area", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 91, "icon": "https://user-uploads.online-go.com/9d477e88b677bde5e483440a488a2cf3-64.png" }, "auto_start_on_max": false, "time_start": "2020-04-07T18:15:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 32, "analysis_enabled": false, "exclusivity": "open", "started": "2020-04-07T18:15:10.899146Z", "ended": "2020-04-07T20:42:40.008875Z", "start_waiting": "2020-04-07T18:15:10.127616Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/9d477e88b677bde5e483440a488a2cf3-15.png", "player_count": 7, "ranked": true }, { "id": 2506, "name": "Title match for: Kuksu Nines Title Tournament Second Cycle", "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": "Title match for: Kuksu Nines Title Tournament Second Cycle (hotspur vs Neandertaler)", "schedule": null, "title": { "id": 8, "name": "Kuksu Nines Title Tournament", "holder": { "id": 40094, "username": "pollemand", "country": "dk", "icon": "https://user-uploads.online-go.com/769b91b9135c109466f9ea5844e00c3d-64.png", "ratings": { "version": 5, "overall": { "rating": 2171.89178460396, "deviation": 69.05182806949152, "volatility": 0.060035483123523053 } }, "ranking": 32.87197200792104, "professional": false, "ui_class": "" }, "rules": "japanese", "tournament_type": "s_mcmahon" }, "tournament_type": "s_title", "handicap": 0, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 604800, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": null, "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": "2007-11-01T20:08:00Z", "ended": "2008-02-13T11:00:00Z", "start_waiting": null, "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/kuksu_9.png", "player_count": 0, "ranked": true }, { "id": 2507, "name": "Title match for: Kuksu Main Title Tournament Second Cycle", "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": "Title match for: Kuksu Main Title Tournament Second Cycle (gomad361 vs luke)", "schedule": null, "title": { "id": 7, "name": "Kuksu Main Title Tournament", "holder": { "id": 8592, "username": "Uberdude", "country": "gb", "icon": "https://secure.gravatar.com/avatar/11267593613e93d9bb7fbb10950841f0?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2796.0058316270383, "deviation": 80.60452821505956, "volatility": 0.0599415138714111 } }, "ranking": 38, "professional": false, "ui_class": "" }, "rules": "japanese", "tournament_type": "s_mcmahon" }, "tournament_type": "s_title", "handicap": 0, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 604800, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": null, "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": "2007-12-01T10:24:00Z", "ended": "2009-03-28T23:45:40Z", "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/kuksu_19.png", "player_count": 0, "ranked": true } ] }
