Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-first_pairing_method&page=1557
{ "count": 60797, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-first_pairing_method&page=1558", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-first_pairing_method&page=1556", "results": [ { "id": 55779, "name": "Live 9x9 Double Elimination Tournament 2020-01-18 02:30", "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": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260825T140000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-08-25T14:00:25.060802Z", "lead_time_seconds": 1800, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "size": 9, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-08-25T18:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 33, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2020-01-18T02:30:39.514401Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2020-01-18T02:30:41.460358Z", "ended": "2020-01-18T03:10:17.168321Z", "start_waiting": "2020-01-18T02:30:40.920093Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 4, "ranked": true }, { "id": 47866, "name": "Fast Correspondence 19x19", "director": { "id": 500139, "username": "gh5l84h", "country": "_DOOP", "icon": "https://secure.gravatar.com/avatar/2e5f872d227bf93bdb1624fa4c1e3976?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1140.2979072724927, "deviation": 67.13447825800085, "volatility": 0.060012185208768054 } }, "ranking": 17.956218022046897, "professional": false, "ui_class": "" }, "description": "A little tournament, since there aren't any active. I highly urge you to analyse the games together :) Good luck!", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 87840, "time_control_parameters": { "system": "fischer", "pause_on_weekends": true, "time_control": "fischer", "initial_time": 129600, "max_time": 129600, "time_increment": 86400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": false, "group": { "id": 38, "name": "reddit", "summary": "/r/baduk", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 2292, "icon": "https://user-uploads.online-go.com/5021b9df7b49c54cc5eb5d8ce9d893bb-64.png" }, "auto_start_on_max": false, "time_start": "2019-05-04T18:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2019-05-05T18:56:47.992533Z", "ended": "2019-05-23T17:34:51.130946Z", "start_waiting": "2019-05-05T18:56:46.769755Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/5021b9df7b49c54cc5eb5d8ce9d893bb-15.png", "player_count": 4, "ranked": true }, { "id": 49323, "name": "hahahaha", "director": { "id": 651846, "username": "fbgfgthvy", "country": "sg", "icon": "https://secure.gravatar.com/avatar/6625f6f162563d4bcdd8a17f762c895d?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1536.4592089626378, "deviation": 160.76890035695322, "volatility": 0.06000471282744156 } }, "ranking": 24.85933975947093, "professional": false, "ui_class": "provisional" }, "description": "hahaha", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 10, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "live", "pause_on_weekends": false, "per_move": 10 }, "is_open": true, "exclude_provisional": true, "group": { "id": 3704, "name": "lions roar", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 62, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2019-06-14T08:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2019-06-29T07:32:07.875073Z", "ended": "2019-06-29T07:42:31.700781Z", "start_waiting": "2019-06-29T07:32:07.410855Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 47924, "name": "2019 - Spring Lviv Tournament - Low", "director": { "id": 427977, "username": "OleksandrPshenychnyy", "country": "ua", "icon": "https://user-uploads.online-go.com/d549d0e6e73d804c76aa49a720165e9a-64.png", "ratings": { "version": 5, "overall": { "rating": 1722.701609885608, "deviation": 61.111746945645024, "volatility": 0.05993074194313382 } }, "ranking": 27.50800551934188, "professional": false, "ui_class": "supporter" }, "description": "2019 - Spring Lviv Tournament - Low", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "japanese", "time_per_move": 35520, "time_control_parameters": { "period_time": 604800, "main_time": 604800, "system": "canadian", "pause_on_weekends": true, "time_control": "canadian", "stones_per_period": 21, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 1460, "name": "Lviv Club", "summary": "Lviv Go Players Group", "require_invitation": false, "is_public": false, "admin_only_tournaments": true, "hide_details": false, "member_count": 28, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" 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"description": "Automatic Sitewide Tournament", "schedule": { "id": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260825T170000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-08-25T17:00:25.119732Z", "lead_time_seconds": 1800, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-08-25T21:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 11, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2019-04-29T01:30:54.083530Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2019-04-29T01:30:56.401911Z", "ended": "2019-04-29T02:09:20.599286Z", "start_waiting": "2019-04-29T01:30:56.025037Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 5, "ranked": true }, { "id": 47739, "name": "III Warm up for 2020 tournament", "director": { "id": 15530, "username": "Julko", "country": "pl", "icon": "https://user-uploads.online-go.com/71fa797ba41fd26c92f7ed5fda17613a-64.png", "ratings": { "version": 5, "overall": { "rating": 864.0752257226206, "deviation": 66.69099234839376, "volatility": 0.05927716479341325 } }, "ranking": 11.534755327695938, "professional": false, "ui_class": "supporter" }, "description": "Sthenthen yourself!", "schedule": null, "title": null, "tournament_type": "roundrobin", "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": 85, "name": "Isle of Skye", "summary": "If you've ever played, or are not 100% ruling out ever playing, in the tournament held every second year in the Isle of Skye, Scotland, then you qualfy for this group.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 29, "icon": "https://user-uploads.online-go.com/6e667209a2e455c6e70d43f9e2d1b11f-64.png" }, "auto_start_on_max": true, "time_start": "2019-05-15T03:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2019-05-15T03:00:09.189935Z", "ended": "2019-08-16T13:45:04.635177Z", "start_waiting": "2019-05-15T03:00:05.230288Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/6e667209a2e455c6e70d43f9e2d1b11f-15.png", "player_count": 7, "ranked": true }, { "id": 43794, "name": "beginners luck", "director": { "id": 599282, "username": "louise emma lucy", "country": "gb", "icon": "https://user-uploads.online-go.com/c29b03544b2f60d36b7948ed93a4519f-64.png", "ratings": { "version": 5, "overall": { "rating": 941.538387870406, "deviation": 137.91629820183525, "volatility": 0.06000570343141834 } }, "ranking": 13.522305257397207, "professional": false, "ui_class": "" }, "description": "play and learn", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, 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Come teach, learn, and have fun!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 18120, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": "2018-12-19T00:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2018-12-19T09:23:08.816231Z", "ended": "2019-05-27T22:55:20.412769Z", "start_waiting": "2018-12-19T09:23:07.934866Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 4, "ranked": true }, { "id": 47746, "name": "Blitz 19x19 Elimination Tournament 2019-04-23 13:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": 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"slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-08-25T21:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 11, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2019-04-23T13:30:10.601205Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2019-04-23T13:30:12.867941Z", "ended": "2019-04-23T14:04:24.378986Z", "start_waiting": "2019-04-23T13:30:12.465760Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 4, "ranked": true }, { "id": 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"started": "2019-04-22T21:30:11.683858Z", "ended": "2019-04-22T22:14:00.358462Z", "start_waiting": "2019-04-22T21:30:11.363534Z", "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 } ] }
