Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=first_pairing_method&page=675
{ "count": 60271, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=first_pairing_method&page=676", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=first_pairing_method&page=674", "results": [ { "id": 29034, "name": "Correspondence Weekly McMahon 19x19 2017-08-05 17:00", "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": 9, "name": "Correspondence Weekly McMahon 19x19", "rrule": "DTSTART:20260713T170000Z\nRRULE:FREQ=WEEKLY", "active": true, "created": "2015-12-16T02:22:56.480465Z", "last_run": "2026-07-13T17:00:19.529306Z", "lead_time_seconds": 432000, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "size": 19, "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": 10, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "settings": { "num_rounds": 3, "upper_bar": "25", "lower_bar": "15", "group_size": 4, "maximum_players": 1000 }, "next_run": "2026-07-20T17:00:00Z", "base_points": "30.0" }, "title": null, "tournament_type": "s_mcmahon", "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": "2017-08-05T17:00:18.454797Z", "players_start": 60, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2017-08-05T17:02:27.966903Z", "ended": "2019-09-26T13:56:42.413970Z", "start_waiting": "2017-08-05T17:01:26.590503Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 95, "ranked": true }, { "id": 135934, "name": "19x19 Single Elimination Tournament", "director": { "id": 1926369, "username": "kyliewee02", "country": "un", "icon": "https://user-uploads.online-go.com/ca62c83151453f1e19f9b6e5f28f3f48-64.png", "ratings": { "version": 5, "overall": { "rating": 720.7945416911429, "deviation": 178.85663899190317, "volatility": 0.06000133866351721 } }, "ranking": 7.337528416040835, "professional": false, "ui_class": "provisional" }, "description": "Join this Single Elimination Tournament! Everyone is allowed here. For restricted tournaments (members only), please join our group. Provisional players are not allowed, and the maximum number of players is 100. The starting time is the 10th of January, 2026, at 5pm, or earlier if it is full. Please message me (as in click on my name then click message) if you have any queries or if you want to extend the date, change some rules, etc. Have fun! ~Destroyer802", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": -1, "rules": "japanese", "time_per_move": 2419200, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "correspondence", "pause_on_weekends": false, "per_move": 2419200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 16022, "name": "ChatRoom404", "summary": "This is just a group. Do whatever you like here! It is also alright if you want to just join this group and chat. ~Destroyer802 😝", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 19, "icon": "https://user-uploads.online-go.com/8b1bbf17216ac7c771cfc31ad15f297a-64.png" }, "auto_start_on_max": true, "time_start": "2026-03-01T09:00:00Z", "players_start": 2, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2026-03-01T09:00:40.777612Z", "ended": "2026-06-23T20:45:24.471217Z", "start_waiting": "2026-03-01T09:00:40.585497Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/8b1bbf17216ac7c771cfc31ad15f297a-15.png", "player_count": 8, "ranked": true }, { "id": 35638, "name": "Blitz 13x13 Swiss Tournament 2018-03-21 19:31", "director": { "id": 4, "username": "matburt", "country": "us", "icon": 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"name": "GRUPO 2- ronda 2", "director": { "id": 192805, "username": "Gissella", "country": "ar", "icon": "https://user-uploads.online-go.com/7499667de6f78d48d0eb4dd599849b2a-64.png", "ratings": { "version": 5, "overall": { "rating": 1698.617939951458, "deviation": 63.65356071882225, "volatility": 0.059543688694980806 } }, "ranking": 27.182080881151755, "professional": false, "ui_class": "" }, "description": "Quiero probar algo.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 43, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 1200, "period_time": 30, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6840, "name": "CURSO UNR JULIO 2022", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 21, "icon": 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"2014-12-20T06:30:39.250689Z", "last_run": "2026-07-16T12:00:48.414440Z", "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": "2026-07-16T16:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 36, "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": "2015-01-01T04:30:36.529557Z", 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"exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2018-01-24T16:30:06.984871Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2018-01-24T16:30:09.504299Z", "ended": "2018-01-24T17:49:25.116701Z", "start_waiting": "2018-01-24T16:30:08.969527Z", "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 }, { "id": 69400, "name": "12月26日 上午B班", "director": { "id": 818416, "username": "傳碁學園", "country": "un", "icon": "https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png", "ratings": { "version": 5, "overall": { "rating": 1898.3468207617877, "deviation": 71.28817954667363, "volatility": 0.06041644550084839 } }, "ranking": 29.755630942351214, "professional": false, "ui_class": "" }, "description": 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"active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 64579, "name": "HKCGK", "director": { "id": 736097, "username": "鍾曉林", "country": "hk", "icon": "https://user-uploads.online-go.com/c5868458d79bd4e0577ad2da8d81f4e2-64.png", "ratings": { "version": 5, "overall": { "rating": 1297.6671901589966, "deviation": 64.62392354788778, "volatility": 0.060025665265662324 } }, "ranking": 20.949018374469894, "professional": false, "ui_class": "" }, "description": "Hi! Please join this tournament if you have time!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "chinese", "time_per_move": 93120, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 604800, "period_time": 86400, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 5431, "name": "HKCGK", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 23, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2020-08-29T12:00:00Z", "players_start": 2, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-08-29T12:00:04.943214Z", "ended": "2020-10-13T23:59:10.091805Z", "start_waiting": "2020-08-29T12:00:04.756131Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true } ] }
