Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=31
{ "count": 59451, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=32", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=30", "results": [ { "id": 105837, "name": "SDK Power 2023 19x19 Edition", "director": { "id": 1237754, "username": "Dr_Leadfoot", "country": "us", "icon": "https://user-uploads.online-go.com/1455b564ea498d0bf879357d00274182-64.png", "ratings": { "version": 5, "overall": { "rating": 1106.5754695090932, "deviation": 61.349192007624794, "volatility": 0.05999070616979341 } }, "ranking": 17.261267369284024, "professional": false, "ui_class": "" }, "description": "Fast correspondence. Handicap enabled. Provisional players welcome.", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": -1, "rules": "japanese", "time_per_move": 19147, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": true, "total_time": 2419200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 12568, "name": "League of Extraordinary Players", "summary": "We play Go!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 7, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2023-09-01T05:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 21, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2023-09-01T05:00:10.716289Z", "ended": "2024-04-25T03:22:12.559739Z", "start_waiting": "2023-09-01T05:00:10.576804Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 11, "ranked": true }, { "id": 105917, "name": "9*9Blitz game", "director": { "id": 1343476, "username": "PR Liao", "country": "tw", "icon": "https://secure.gravatar.com/avatar/a3d5f8c8393ae09c58b1d67262e6406c?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1149.940584407631, "deviation": 64.13170688794865, "volatility": 0.060083966440371714 } }, "ranking": 18.15115780281928, "professional": false, "ui_class": "" }, "description": "A game", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 11, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "blitz", "pause_on_weekends": false, "time_increment": 10, "initial_time": 30, "max_time": 70 }, "is_open": true, "exclude_provisional": false, "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": 17812, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": "2023-07-30T12:25:00Z", "players_start": 3, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-03-16T12:47:16.599552Z", "ended": "2025-03-16T12:54:06.847901Z", "start_waiting": "2025-03-16T12:47:16.550948Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 3, "ranked": true }, { "id": 107436, "name": "Go competition", "director": { "id": 1236996, "username": "MingLau", "country": "hk", "icon": "https://user-uploads.online-go.com/0d6ac99b94f3598fc46abd7588a3f568-64.png", "ratings": { "version": 5, "overall": { "rating": 1156.7281643727215, "deviation": 69.46471781393771, "volatility": 0.06008838411181756 } }, "ranking": 18.287400104454782, "professional": false, "ui_class": "" }, "description": "Only can have 60 people for this one, and for level 25 to 10.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6427, "name": "Pokémon Go", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 53, "icon": "https://user-uploads.online-go.com/588f56ac30f3a91858de9d674e11dcd4-64.png" }, "auto_start_on_max": false, "time_start": "2023-09-13T10:00:00Z", "players_start": 2, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2023-09-13T10:00:56.268479Z", "ended": "2023-09-18T14:31:24.848557Z", "start_waiting": "2023-09-13T10:00:56.216448Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/588f56ac30f3a91858de9d674e11dcd4-15.png", "player_count": 2, "ranked": true }, { "id": 1908, "name": "Cody_Star's mini-tournament", "director": { "id": 43092, "username": "Cody_Star", "country": "un", "icon": "https://secure.gravatar.com/avatar/d6e46b0eb1419567f3623b8c761f9920?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1083.4611663327662, "deviation": 71.45379420559873, "volatility": 0.05993273047818384 } }, "ranking": 16.772585143790774, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "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": 0, "max_ranking": 15, "analysis_enabled": false, "exclusivity": "open", "started": "2012-08-17T15:37:24Z", "ended": "2012-08-17T13:37:24Z", "start_waiting": null, "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 1907, "name": "spirewolf's mini-tournament", "director": { "id": 44216, "username": "spirewolf", "country": "us", "icon": "https://secure.gravatar.com/avatar/d90b98a39411e29fa5ac298ce7c8b178?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1069.5993483953262, "deviation": 74.48965070425628, "volatility": 0.05999028396129099 } }, "ranking": 16.47449271491141, "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": 345600, "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": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2012-10-06T18:30:56Z", "ended": "2012-10-06T16:30:56Z", "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": 1906, "name": "Elwood's double round robin summer mini-tournament", "director": { "id": 40359, "username": "Elwood", "country": "de", "icon": "https://user-uploads.online-go.com/5a24ea3937cf3cda515454b09f053d9f-64.png", "ratings": { "version": 5, "overall": { "rating": 2005.232567441011, "deviation": 67.56553683899051, "volatility": 0.059919315219865515 } }, "ranking": 31.023710035268294, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "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": 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": 0, "max_ranking": 21, "analysis_enabled": false, "exclusivity": "open", "started": "2012-12-03T22:34:09Z", "ended": "2012-12-03T21:34:09Z", "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": 1926, "name": "nwurd's mini-tournament", "director": { "id": 44739, "username": "nwurd", "country": "fr", "icon": "https://user-uploads.online-go.com/75880773c73609ccce6e25ae0fa36e6a-64.png", "ratings": { "version": 5, "overall": { "rating": 1592.9465130763324, "deviation": 66.58065995258075, "volatility": 0.05977105106985607 } }, "ranking": 25.69516819280334, "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": 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": 6, "max_ranking": 14, "analysis_enabled": false, "exclusivity": "open", "started": "2012-12-17T14:00:38Z", "ended": "2012-12-17T13:00:38Z", "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": 1925, "name": "capraMambrica's mini-tournament", "director": { "id": 44765, "username": "capraMambrica", "country": "us", "icon": "https://secure.gravatar.com/avatar/3dd98e9cf27b65da9e6aa8b3687c816e?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1116.366523790135, "deviation": 65.9573511714304, "volatility": 0.06004520226348642 } }, "ranking": 17.46519925150409, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "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": 0, "max_ranking": 2, "analysis_enabled": false, "exclusivity": "open", "started": "2012-08-09T05:11:03Z", "ended": "2012-08-09T03:11:03Z", "start_waiting": null, "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 1924, "name": "speedchase's mini-tournament", "director": { "id": 42037, "username": "speedchase", "country": "us", "icon": "https://secure.gravatar.com/avatar/bd970d5d6208b71c5e75e4a78e1ba8bb?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1869.2800361060736, "deviation": 65.51059611073413, "volatility": 0.05980366337596852 } }, "ranking": 29.39842496578628, "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": 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": 9, "max_ranking": 29, "analysis_enabled": false, "exclusivity": "open", "started": "2012-12-11T04:33:50Z", "ended": "2012-12-11T03:33:50Z", "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": 110290, "name": "Live 19x19 Swiss Tournament 2023-12-04 12:30", "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": 4, "name": "Live 19x19 Swiss Tournament", "rrule": "DTSTART:20260223T160000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:30:39.250689Z", "last_run": "2026-02-23T16:00:40.513602Z", "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": "2026-02-23T20:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 35, "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": "2023-12-04T12:30:34.057929Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2023-12-04T12:31:27.893825Z", "ended": "2023-12-04T14:47:45.029062Z", "start_waiting": "2023-12-04T12:31:27.711357Z", "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 } ] }
