Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=1672
{ "count": 60743, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=1673", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=1671", "results": [ { "id": 37539, "name": "Warum bin ich so Fröhlich", "director": { "id": 522825, "username": "AltiVec", "country": "de", "icon": "https://user-uploads.online-go.com/d471325fa14508028dcd7fbf51675f38-64.png", "ratings": { "version": 5, "overall": { "rating": 1450.4208731084148, "deviation": 63.63207857262841, "volatility": 0.06002897838285015 } }, "ranking": 23.525279742724095, "professional": false, "ui_class": "" }, "description": "gibbet nicht", "schedule": null, "title": null, "tournament_type": "swiss", "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": 2321, "name": "Schulis Beginner Tournaments", "summary": "A group of brothers playing each other, but hosting public tournaments as well. Beginner level!", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 14, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2018-05-23T19:14:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2018-05-23T19:14:35.588887Z", "ended": "2018-05-23T20:55:16.101298Z", "start_waiting": "2018-05-23T19:14:35.388347Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 3, "ranked": true }, { "id": 111053, "name": "Handicap Arena 2024 - 005", "director": { "id": 2408, "username": "richyfourtytwo", "country": "de", "icon": "https://user-uploads.online-go.com/8482108492340cf4f2021653180eb741-64.png", "ratings": { "version": 5, "overall": { "rating": 1544.0002474561604, "deviation": 66.17922705991556, "volatility": 0.05973941024227777 } }, "ranking": 24.97268349427962, "professional": false, "ui_class": "" }, "description": "Part of an arena tournament. For details, rules and arena-standings see the group page.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "japanese", "time_per_move": 88451, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 13655, "name": "Handicap Arena", "summary": "Organising arena-type handicap correspondence tournaments.", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 108, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png" }, "auto_start_on_max": true, "time_start": "2024-01-03T11:05:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-01-03T00:21:36.340274Z", "ended": "2024-07-30T05:18:42.051169Z", "start_waiting": "2024-01-03T00:21:35.768542Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png", "player_count": 10, "ranked": true }, { "id": 72502, "name": "9x9 Classic W.D.D.T. V", "director": { "id": 598257, "username": "Lukyn", "country": "cz", "icon": "https://user-uploads.online-go.com/7fb279757514c99fe4a3b2dd3a47f12c-64.png", "ratings": { "version": 5, "overall": { "rating": 1063.0368267097958, "deviation": 63.90832710146214, "volatility": 0.05997619826541083 } }, "ranking": 16.332018477328745, "professional": false, "ui_class": "supporter" }, "description": "Classic weekly double death tournament.", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 172800, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "correspondence", "pause_on_weekends": true, "per_move": 172800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 8129, "name": "ZEN Go", "summary": "The search for happiness is one of the chief sources of unhappiness.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 46, "icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-64.png" }, "auto_start_on_max": true, "time_start": "2021-04-04T23:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-04-03T11:36:03.762665Z", "ended": "2021-08-04T07:18:11.682112Z", "start_waiting": "2021-04-03T11:36:03.539999Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-15.png", "player_count": 8, "ranked": true }, { "id": 75511, "name": "เยเกอร์", "director": { "id": 750170, "username": "Neygar", "country": "il", "icon": "https://user-uploads.online-go.com/7d0f78bf893ae77c078eb7bbbe12f5cf-64.png", "ratings": { "version": 5, "overall": { "rating": 1222.8137714598254, "deviation": 64.2164526140808, "volatility": 0.06035737450097156 } }, "ranking": 19.573593299140708, "professional": false, "ui_class": "" }, "description": "เล่นไวไว", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "chinese", "time_per_move": 20, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 0, "period_time": 20, "periods": 1 }, "is_open": true, "exclude_provisional": true, "group": { "id": 9161, "name": "Anime all", "summary": "เข้าได้ทุกคน\n", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 14, "icon": "https://user-uploads.online-go.com/ae6dd6b298fdb94bfaaff41462c3f8a2-64.png" }, "auto_start_on_max": false, "time_start": "2021-05-24T08:00:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-05-24T20:02:11.622153Z", "ended": "2021-05-24T20:12:28.200878Z", "start_waiting": "2021-05-24T20:02:11.518523Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/ae6dd6b298fdb94bfaaff41462c3f8a2-15.png", "player_count": 3, "ranked": true }, { "id": 109239, "name": "Correspondence 13x13 RoundRobin 2023-11-05 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:20260820T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T06:00:14.582400Z", "last_run": "2026-08-20T19:00:30.373575Z", "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": "2026-08-23T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 90782, "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": "2023-11-05T19:00:13.891521Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2023-11-05T19:00:14.268835Z", "ended": "2023-11-09T00:10:42.437876Z", "start_waiting": "2023-11-05T19:00:14.167807Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 4, "ranked": true }, { "id": 125117, "name": "Kranj 99", "director": { "id": 134125, "username": "mitava", "country": "at", "icon": "https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png", "ratings": { "version": 5, "overall": { "rating": 769.0975600653927, "deviation": 65.01454445024554, "volatility": 0.05993770725600263 } }, "ranking": 8.83912293002885, "professional": false, "ui_class": "" }, "description": "19x19", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 38051, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 36000, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 374, "name": "Slovenija", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 55, "icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-64.png" }, "auto_start_on_max": true, "time_start": "2025-02-10T16:00:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 12, "analysis_enabled": true, "exclusivity": "open", "started": "2025-02-09T07:35:40.813216Z", "ended": "2025-03-17T12:04:40.496876Z", "start_waiting": "2025-02-09T07:35:40.285446Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-15.png", "player_count": 10, "ranked": true }, { "id": 75672, "name": "Correspondence 9x9 RoundRobin 2021-05-29 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:20260821T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:56:18.340749Z", "last_run": "2026-08-21T19:00:17.332067Z", "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": "2026-08-24T19:00:00Z", "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": "2021-05-29T19:00:16.297319Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2021-05-29T19:00:18.281143Z", "ended": "2021-07-02T09:50:07.830750Z", "start_waiting": "2021-05-29T19:00:17.134327Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 10, "ranked": true }, { "id": 18991, "name": "A Teaching Tournament", "director": { "id": 344406, "username": "Aden2336", "country": "un", "icon": "https://secure.gravatar.com/avatar/2a2cd638b79b0a4184cffcb165e3a7f1?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 925.70862691782, "deviation": 96.7978331200563, "volatility": 0.060017564473315195 } }, "ranking": 13.129783279732996, "professional": false, "ui_class": "" }, "description": "Can we please have a tournament for learning for low ranked players so we can learn during the game and know our mistakes", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 310, "time_control_parameters": { "time_control": "fischer", "initial_time": 900, "max_time": 900, "time_increment": 300 }, "is_open": true, "exclude_provisional": true, "group": { "id": 28, "name": "Teaching League", "summary": "The teaching league is a group for players who want to improve their game by playing, as well as by teaching weaker players.\n\nQuick rule summary: no handicap, moderate time settings, stronger player creates a review.\n\nPlease add \"TL\" to the game name.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 4512, "icon": "https://user-uploads.online-go.com/b1a8e87e33263bc92ccdc6303c0c184c-64.png" }, "auto_start_on_max": true, "time_start": "2016-07-15T00:00:00Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2016-07-18T00:40:32.692353Z", "ended": "2016-07-18T01:10:45.025070Z", "start_waiting": "2016-07-18T00:40:32.607175Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/b1a8e87e33263bc92ccdc6303c0c184c-15.png", "player_count": 4, "ranked": true }, { "id": 77791, "name": "DFVAdaa", "director": { "id": 1016128, "username": "TimTsai", "country": "tw", "icon": "https://user-uploads.online-go.com/5ad16efa4bdf65289a15d3505660b527-64.png", "ratings": { "version": 5, "overall": { "rating": 993.5512788378296, "deviation": 70.04800542370968, "volatility": 0.060231200015363015 } }, "ranking": 14.767093597042754, "professional": false, "ui_class": "" }, "description": "dVCvvff", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 25, "name": "Go Basics", "summary": "A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 18115, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": "2021-07-20T08:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-07-20T20:46:55.468625Z", "ended": "2021-11-01T16:31:56.431265Z", "start_waiting": "2021-07-20T20:46:55.344901Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 4, "ranked": true }, { "id": 34062, "name": "3222222332333", "director": { "id": 476590, "username": "zioni", "country": "kr", "icon": "https://user-uploads.online-go.com/9c75c48806bd5ad893fd56ce564cbd96-64.png", "ratings": { "version": 5, "overall": { "rating": 1581.1957474236694, "deviation": 65.04575800449562, "volatility": 0.05998800108903533 } }, "ranking": 25.523763482320867, "professional": false, "ui_class": "" }, "description": "3222222332333", "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": 1832, "name": "BADUK", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 9, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2018-01-28T09:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2018-02-01T12:26:57.540048Z", "ended": "2018-03-11T05:43:21.995638Z", "start_waiting": "2018-02-01T12:26:57.327333Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true } ] }
