Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=5829
{ "count": 60019, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=5830", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=5828", "results": [ { "id": 52525, "name": "Blitz 13x13 Swiss Tournament 2019-10-01 15:30", "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": 3, "name": "Blitz 13x13 Swiss Tournament", "rrule": "DTSTART:20260623T230000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:27:45.234995Z", "last_run": "2026-06-23T23:00:16.082886Z", 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"subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2019-10-01T15:30:05.255460Z", "ended": "2019-10-01T16:25:41.139716Z", "start_waiting": "2019-10-01T15:30:04.603432Z", "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": 129378, "name": "练习1-6/12", "director": { "id": 597377, "username": "aaronkangyi", "country": "my", "icon": "https://secure.gravatar.com/avatar/a59243727ed75b705a2816b6d32424bc?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2009.761499961804, "deviation": 70.76739824796513, "volatility": 0.0599818259567704 } }, "ranking": 31.075936678976486, "professional": false, "ui_class": "supporter" }, "description": "practice", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 12, "time_control_parameters": 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"Blitz 13x13 Swiss Tournament 2020-11-19 15:30", "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": 3, "name": "Blitz 13x13 Swiss Tournament", "rrule": "DTSTART:20260623T230000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:27:45.234995Z", "last_run": "2026-06-23T23:00:16.082886Z", "lead_time_seconds": 1800, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "size": 13, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 300, "periods": 5 }, "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": "2026-06-24T03:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 13, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 300, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2020-11-19T15:30:39.679245Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2020-11-19T15:30:41.839817Z", "ended": "2020-11-19T16:25:02.323675Z", "start_waiting": "2020-11-19T15:30:41.475705Z", "board_size": 13, "active_round": null, 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"is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 385, "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": 19, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2013-09-26T02:11:30Z", "ended": "2013-12-19T23:57:54.509619Z", "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": 2345, "name": "carokarm's fast-13x13", "director": { "id": 37953, "username": "carokarm", "country": "it", "icon": "https://user-uploads.online-go.com/a0691435eb8d73bedb868dfc58a43deb-64.png", "ratings": { "version": 5, "overall": { "rating": 1070.280775706649, "deviation": 63.91998008727588, "volatility": 0.059720797677923085 } }, "ranking": 16.489236571459887, "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": 432000, "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": 385, "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": 8, "analysis_enabled": false, "exclusivity": "open", "started": "2013-10-07T20:42:26Z", "ended": "2013-10-07T18:42:26Z", "start_waiting": null, "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 671, "name": "Fireworks!", "director": { "id": 23608, "username": "mould", "country": "gb", "icon": "https://secure.gravatar.com/avatar/9596c1b8d33b51488c3d4b64608574a1?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1541.8067656215044, "deviation": 66.12670090123795, "volatility": 0.05988500546120491 } }, "ranking": 24.93977209521312, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 259200, "time_control_parameters": { "time_control": "simple", "per_move": 259200 }, "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": 385, "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": 8, "max_ranking": 18, "analysis_enabled": false, "exclusivity": "open", "started": "2009-01-26T14:28:59Z", "ended": "2009-01-26T13:28:59Z", "start_waiting": null, "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 2347, "name": "johnkelly's mini-tournament", "director": { "id": 31684, "username": "johnkelly", "country": "pl", "icon": "https://secure.gravatar.com/avatar/64843f96a2c892964306d188a25753f3?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1365.259772629646, "deviation": 67.77574780025066, "volatility": 0.05987752699667684 } }, "ranking": 22.124495200892813, "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": true, "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": 385, "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": 7, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2013-09-22T15:06:48Z", "ended": "2013-12-12T22:57:28.645261Z", "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": 80973, "name": "Équipe de France Jeunes2", "director": { "id": 954697, "username": "LinLucas", "country": "fr", "icon": "https://user-uploads.online-go.com/18e87509e161428869264574b242dcec-64.png", "ratings": { "version": 5, "overall": { "rating": 1618.256849972522, "deviation": 72.74936295421313, "volatility": 0.060179299506758474 } }, "ranking": 26.06010704400905, "professional": false, "ui_class": "" }, "description": "1 conte 1", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 70, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 3600, "period_time": 30, "periods": 1 }, "is_open": true, "exclude_provisional": false, "group": { "id": 9992, "name": "Équipe de France Jeunes", "summary": "<b>Calendrier de la session 3</b><br>\nRonde 5 : lundi 30 mars, cours 18h30-19h suivi des parties. Pédagogue : Warren<br>\n\n---<br>\nSi vous ne pouvez pas être présent, veuillez contacter votre adversaire dès que possible.\n<br>\nSi votre adversaire n'est pas l", "require_invitation": false, "is_public": false, "admin_only_tournaments": true, "hide_details": true, "member_count": 66, "icon": "https://user-uploads.online-go.com/f3cc65b9cbd37b0642c70e30e9d92ff4-64.png" }, "auto_start_on_max": false, "time_start": "2021-10-05T08:10:00Z", "players_start": 0, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-10-05T08:10:40.498843Z", "ended": "2021-10-05T08:18:40.897910Z", "start_waiting": "2021-10-05T08:10:40.472560Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/f3cc65b9cbd37b0642c70e30e9d92ff4-15.png", "player_count": 0, "ranked": true }, { "id": 672, "name": "Foxiyama's mini-tournament", "director": { "id": 3320, "username": "Foxiyama", "country": "de", "icon": "https://secure.gravatar.com/avatar/57a8d497b3e88bd21cdd563609e710f8?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1622.334240994461, "deviation": 67.00201131335707, "volatility": 0.05981947814294727 } }, "ranking": 26.118362867912534, "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": 432000, "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": 385, "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": 12, "max_ranking": 24, "analysis_enabled": false, "exclusivity": "open", "started": "2009-03-14T10:34:20Z", "ended": "2009-03-14T09:34:20Z", "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": 101074, "name": "Blitz 13x13 Swiss Tournament 2023-03-13 11:30", "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": 3, "name": "Blitz 13x13 Swiss Tournament", "rrule": "DTSTART:20260623T230000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:27:45.234995Z", "last_run": "2026-06-23T23:00:16.082886Z", "lead_time_seconds": 1800, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "size": 13, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 300, "periods": 5 }, "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": "2026-06-24T03:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 15, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 300, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2023-03-13T11:30:16.190737Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2023-03-13T11:30:17.706855Z", "ended": "2023-03-13T12:18:24.892699Z", "start_waiting": "2023-03-13T11:30:17.517776Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 8, "ranked": true } ] }
