Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=first_pairing_method&page=1339
{ "count": 59637, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=first_pairing_method&page=1340", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=first_pairing_method&page=1338", "results": [ { "id": 11505, "name": "第2回珊瑚杯", "director": { "id": 169487, "username": "ysanno", "country": "jp", "icon": "https://secure.gravatar.com/avatar/42f98940aa28f71598d59934328431b5?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1976.8180028869524, "deviation": 65.08866674604444, "volatility": 0.060003757560440504 } }, "ranking": 30.693323304789523, "professional": false, "ui_class": "" }, "description": "9路盤大会を開催します！\n初心者もそうでない方も、全員参加でGo!!", "schedule": null, "title": null, "tournament_type": "roundrobin", "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": false, "group": { "id": 705, "name": "珊瑚の会", "summary": "", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 15, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2015-10-14T03:30:00Z", "players_start": 5, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "group", "started": "2015-10-14T03:28:31.909251Z", "ended": "2015-12-03T23:52:04.931276Z", "start_waiting": "2015-10-14T03:28:31.358390Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 8, "ranked": true }, { "id": 38852, "name": "Correspondence 13x13 RoundRobin 2018-07-07 01:00", "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:20260513T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T06:00:14.582400Z", "last_run": "2026-05-13T19:00:49.979102Z", "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": "2026-05-16T19:00:00Z", "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": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2018-07-07T01:00:35.676395Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2018-07-07T01:01:05.073412Z", "ended": "2018-08-14T08:58:28.016520Z", "start_waiting": "2018-07-07T01:01:03.938647Z", "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": 120850, "name": "Eliminatoria Juvenil", "director": { "id": 294792, "username": "mrgomez", "country": "gt", "icon": "https://secure.gravatar.com/avatar/9502fe3beb68f2d5676db9ad2daf331d?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1643.6420719636847, "deviation": 107.89782753901159, "volatility": 0.0600041151611232 } }, "ranking": 26.420436881079176, "professional": false, "ui_class": "" }, "description": "Eliminatoria Juvenil\n\nAnuncios:\n\n1. El grupo ya tiene las configuraciones de las partidas preprogramadas. Cuando entren al grupo, regístrense en el torneo correspondiente.\n\n2. **[Reporte de resultados]** El ganador de cada ronda deberá llenar este formulario para reportar el resultado de la partida: https://docs.google.com/forms/d/1SvJDKgPHZbbqLOv7f9tkGyQrb5OuigKiQybQjOM4K0k/edit\n\n3. **Sistema de torneo**\n - Eliminación directa.\n - Reglas japonesas.\n - Tiempo principal de 30 minutos más byo-yomi de 30 segundos 5 veces.\n - Nigiri y komi de 6.5 puntos para el jugador blanco en todas las partidas.\n\n4. **[Inicio de rondas]** OGS no tiene una configuración para programar el inicio de las rondas 2 en adelante. Una ronda empieza en el momento que la anterior termina. Por este motivo, vamos a usar la función de pausar partidas en caso que una partida inicie antes de la hora establecida.\n\nComo recordatorio, estos son los horarios (en GMT-6):\n\n- Sábado 5\n - Ronda 1: 9:00 am\n - Ronda 2: 12:00 m\n - Ronda 3: 3:00 pm\n- Domingo 6:\n - Ronda 4: 9:00 am\n - Ronda 5: 12:00 m (de ser necesario)", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 44, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 1800, "period_time": 30, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 14687, "name": "Eliminatorias por boletos para el Congreso Latinoamericano de Go 2024", "summary": "Anuncios:\n\n1. El grupo ya tiene las configuraciones de las partidas preprogramadas. Cuando entren al grupo, regístrense en el torneo correspondiente.\n\n2. **[Reporte de resultados]** El ganador de cada ronda deberá llenar este formulario para reportar el re", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 27, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2024-10-05T15:00:00Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2024-10-05T15:00:27.292948Z", "ended": "2024-10-06T15:26:31.865949Z", "start_waiting": "2024-10-05T15:00:27.190607Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 10, "ranked": true }, { "id": 14855, "name": "Correspondence 13x13 RoundRobin 2016-02-12 01:00", "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:20260513T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T06:00:14.582400Z", "last_run": "2026-05-13T19:00:49.979102Z", "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": "2026-05-16T19:00:00Z", "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, "max_time": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2016-02-12T01:00:14.543607Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2016-02-12T01:00:34.874125Z", "ended": "2016-06-02T13:27:22.708518Z", "start_waiting": "2016-02-12T01:00:33.952083Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 10, "ranked": true }, { "id": 45461, "name": "Correspondence 9x9 RoundRobin 2019-02-09 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:20260511T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:56:18.340749Z", "last_run": "2026-05-11T19:00:49.671914Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 9, "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": "2026-05-14T19:00:00Z", "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": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2019-02-09T19:00:50.480063Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2019-02-09T19:01:21.480270Z", "ended": "2019-04-03T23:19:56.040997Z", "start_waiting": "2019-02-09T19:01:20.025336Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 8, "ranked": true }, { "id": 18071, "name": "Correspondence 13x13 RoundRobin 2016-06-08 01:00", "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:20260513T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T06:00:14.582400Z", "last_run": "2026-05-13T19:00:49.979102Z", "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": "2026-05-16T19:00:00Z", "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, "max_time": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2016-06-08T01:00:02.918860Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2016-06-08T01:00:22.098579Z", "ended": "2016-09-16T01:23:35.827841Z", "start_waiting": "2016-06-08T01:00:21.055582Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 10, "ranked": true }, { "id": 23627, "name": "Tournament 27", "director": { "id": 12573, "username": "Misawa", "country": "us", "icon": "https://user-uploads.online-go.com/c51ad51df953247093a774c49b78eb0b-64.png", "ratings": { "version": 5, "overall": { "rating": 977.5796256115817, "deviation": 69.02183474866371, "volatility": 0.05986671976150141 } }, "ranking": 14.391926363316212, "professional": false, "ui_class": "" }, "description": "February is a short month so let's try a faster paced tournament. 4 day maximum, so at least two moves needed per week. Join in!", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 90240, "time_control_parameters": { "time_control": "fischer", "initial_time": 345600, "max_time": 345600, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 343, "name": "Global Go Club", "summary": "Open Go club for people anywhere", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 590, "icon": "https://user-uploads.online-go.com/4ad2efd8d4b51b4244ae8cf09cadbde5-64.png" }, "auto_start_on_max": false, "time_start": "2017-02-02T01:23:00Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "group", "started": "2017-02-02T01:23:10.212953Z", "ended": "2019-08-18T23:44:44.411803Z", "start_waiting": "2017-02-02T01:23:09.347110Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/4ad2efd8d4b51b4244ae8cf09cadbde5-15.png", "player_count": 20, "ranked": true }, { "id": 96478, "name": "OST - Olympic System Tournament", "director": { "id": 1033608, "username": "NetCat", "country": "_United_Federation_of_Planets", "icon": "https://secure.gravatar.com/avatar/013a769c858b338916b473d8298930be?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1406.6650193080409, "deviation": 70.55993802829255, "volatility": 0.06003444046653894 } }, "ranking": 22.81614654991628, "professional": false, "ui_class": "" }, "description": "Tournaments are held every Saturday\n\nJoin the OST community (^-^)", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 259200, "max_time": 259200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 11969, "name": "OST GO", "summary": "For Olympic tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 54, "icon": "https://user-uploads.online-go.com/2510b06e500642c98f1a27be3aea35d9-64.png" }, "auto_start_on_max": false, "time_start": "2022-11-26T14:00:00Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-11-26T14:00:25.048973Z", "ended": "2023-05-03T20:35:00.575610Z", "start_waiting": "2022-11-26T14:00:24.877110Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/2510b06e500642c98f1a27be3aea35d9-15.png", "player_count": 11, "ranked": true }, { "id": 105017, "name": "Correspondence 19x19 RoundRobin 2023-07-04 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:20260512T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:58:31.027016Z", "last_run": "2026-05-12T19:00:49.757522Z", "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": "2026-05-15T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "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": "2023-07-04T19:00:57.477281Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2023-07-04T19:00:58.201553Z", "ended": "2023-10-21T12:40:24.052958Z", "start_waiting": "2023-07-04T19:00:57.738741Z", "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": 70924, "name": "Correspondence 13x13 RoundRobin 2021-02-03 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": 7, "name": "Correspondence 13x13 RoundRobin", "rrule": "DTSTART:20260513T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T06:00:14.582400Z", "last_run": "2026-05-13T19:00:49.979102Z", "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": "2026-05-16T19:00:00Z", "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": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2021-02-03T19:00:33.154849Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2021-02-03T19:00:39.189392Z", "ended": "2021-03-14T15:56:04.623869Z", "start_waiting": "2021-02-03T19:00:36.994101Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 10, "ranked": true } ] }
