Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=4992
{ "count": 60998, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=4993", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=4991", "results": [ { "id": 1600, "name": "7x13x2", "director": { "id": 36030, "username": "schEkkEr", "country": "un", "icon": "https://secure.gravatar.com/avatar/3385c345c4d859bfb43076710f15b3c3?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1554.1202355525795, "deviation": 64.37638393542522, "volatility": 0.06000128038681127 } }, "ranking": 25.123922646512806, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 172800, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 1209600, "time_increment": 172800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 78, 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"is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2024-03-19T12:30:35.493716Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2024-03-19T12:31:35.617320Z", "ended": "2024-03-19T13:59:16.993698Z", "start_waiting": "2024-03-19T12:31:35.488853Z", "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": 1601, "name": "mpopovic's mini-tournament", "director": { "id": 37933, "username": "mpopovic", "country": "hr", "icon": "https://secure.gravatar.com/avatar/c59d1bc6c43b29901340416006a74980?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1546.5023360922396, "deviation": 66.41188001715417, "volatility": 0.05989258273925003 } }, "ranking": 25.010168248305778, "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": 386, "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": 8, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2011-11-24T14:48:50Z", "ended": "2011-11-24T13:48:50Z", "start_waiting": null, "board_size": 9, 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"2017-01-21T19:30:39.530002Z", "ended": "2017-01-21T20:24:37.079794Z", "start_waiting": "2017-01-21T19:30:38.951112Z", "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": 1602, "name": "I'm in love with all that's out of sight", "director": { "id": 667, "username": "IcedEarth", "country": "tr", "icon": "https://user-uploads.online-go.com/88d084b12f318aaa236c82a756db561f-64.png", "ratings": { "version": 5, "overall": { "rating": 1527.4899873401976, "deviation": 62.98963032036445, "volatility": 0.05971157100420026 } }, "ranking": 24.723803521522118, "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": 386, "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": 20, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2012-03-04T10:29:30Z", "ended": "2012-03-04T09:29:30Z", "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": 22347, "name": "Live 19x19 Swiss Tournament 2016-11-19 20:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": 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"settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 40 }, "next_run": "2026-09-11T00:00:00Z", "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": "2016-11-19T20:30:05.916101Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2016-11-19T20:30:07.547988Z", "ended": "2016-11-19T22:04:41.109163Z", "start_waiting": "2016-11-19T20:30:07.196029Z", "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": 111663, "name": "Blitz 13x13 Swiss Tournament 2024-01-14 03:30", "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 Site-wide Tournament", "schedule": { "id": 3, "name": "Blitz 13x13 Swiss Tournament", "rrule": "DTSTART:20260910T190000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:27:45.234995Z", "last_run": "2026-09-10T19:00:36.389000Z", "lead_time_seconds": 1800, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "size": 13, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 300, "periods": 5 }, "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": "2026-09-10T23:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 15, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 300, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2024-01-14T03:30:23.404199Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2024-01-14T03:31:23.653016Z", "ended": "2024-01-14T04:09:27.178628Z", "start_waiting": "2024-01-14T03:31:23.438662Z", "board_size": 13, "active_round": 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"2017-10-06T19:30:50.304328Z", "ended": "2017-10-06T20:25:51.617950Z", "start_waiting": "2017-10-06T19:30:49.872758Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 6, "ranked": true }, { "id": 23615, "name": "Blitz 13x13 Swiss Tournament 2017-01-05 15:30", "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": 3, "name": "Blitz 13x13 Swiss Tournament", "rrule": "DTSTART:20260910T190000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:27:45.234995Z", "last_run": 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