Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=18
{ "count": 60383, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=19", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=17", "results": [ { "id": 1741, "name": "Rocky Mt contest", "director": { "id": 36512, "username": "Firethorne", "country": "_United_Federation_of_Planets", "icon": "https://user-uploads.online-go.com/70eed8265cc9dcbc6d056d42cf42d83a-64.png", "ratings": { "version": 5, "overall": { "rating": 1448.1896294720832, "deviation": 65.38354194433575, "volatility": 0.05999450512949554 } }, "ranking": 23.489639700478183, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "is_open": false, "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": 385, "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": "2012-09-11T20:48:40Z", "ended": "2012-09-11T18:48:40Z", "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": 1740, "name": "pedro2q's mini-tournament", "director": { "id": 41926, "username": "pedro2q", "country": "cl", "icon": "https://secure.gravatar.com/avatar/2ed393e1c50bf6f1298b9a76a5f42bad?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1488.8429760539966, "deviation": 71.81404473117853, "volatility": 0.05999121771900367 } }, "ranking": 24.130548543095273, "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": 385, "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": 4, "analysis_enabled": false, "exclusivity": "open", "started": "2012-05-26T07:43:53Z", "ended": "2012-05-26T05:43:53Z", "start_waiting": null, "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 1739, "name": "BLITZ BLITZ BLITZ", "director": { "id": 32185, "username": "antinoun", "country": "us", "icon": "https://user-uploads.online-go.com/5a55fc1eb56c418d7ea0d2d33ea5336a-64.png", "ratings": { "version": 5, "overall": { "rating": 1738.574242995871, "deviation": 66.20295526077192, "volatility": 0.05995034719237882 } }, "ranking": 27.720328401369557, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 259200, "time_control_parameters": { "time_control": "simple", "per_move": 259200 }, "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": 385, "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": 14, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2012-06-01T01:14:17Z", "ended": "2012-05-31T23:14:17Z", "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": 1738, "name": "flowman's 9th mini-tournament", "director": { "id": 20221, "username": "flowman", "country": "us", "icon": "https://secure.gravatar.com/avatar/cc24952eeaac55fac50195e61243d089?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1331.8855936701764, "deviation": 63.60684422057915, "volatility": 0.059907493540384216 } }, "ranking": 21.55155487031082, "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": 385, "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": 7, "max_ranking": 15, "analysis_enabled": false, "exclusivity": "open", "started": "2012-05-22T22:18:18Z", "ended": "2012-05-22T20:18:18Z", "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": 1737, "name": "apei's help 3", "director": { "id": 20502, "username": "nobush", "country": "cn", "icon": "https://user-uploads.online-go.com/d0c558f672e167a609363bda95da4150-64.png", "ratings": { "version": 5, "overall": { "rating": 1385.0263218506466, "deviation": 64.13807193208415, "volatility": 0.06068178281389697 } }, "ranking": 22.457263122416716, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "chinese", "time_per_move": 432000, "time_control_parameters": { "time_control": "simple", "per_move": 432000 }, "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": 385, "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": 3, "max_ranking": 14, "analysis_enabled": false, "exclusivity": "open", "started": "2012-04-29T22:30:53Z", "ended": "2012-04-29T20:30:53Z", "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": 113233, "name": "Live 19x19 Swiss Tournament 2024-02-25 16:30", "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": 4, "name": "Live 19x19 Swiss Tournament", "rrule": "DTSTART:20260726T040000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:30:39.250689Z", "last_run": "2026-07-26T04:00:53.427101Z", "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": "2026-07-26T08:00:00Z", "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": "2024-02-25T16:30:29.169384Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2024-02-25T16:31:29.317669Z", "ended": "2024-02-25T17:58:12.417777Z", "start_waiting": "2024-02-25T16:31:29.178858Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 7, "ranked": true }, { "id": 113910, "name": "single round 19x19", "director": { "id": 1526641, "username": "deleted-ec14c2f0-3704-4c2b-a6c2-c566e50830c4", "country": "kr", "icon": "https://user-uploads.online-go.com/18e2706f538453ab94e842fccead3b50-64.png", "ratings": { "version": 5, "overall": { "rating": 1220.0293470291979, "deviation": 70.87806465790585, "volatility": 0.06002343012708748 } }, "ranking": 19.520819174599804, "professional": false, "ui_class": "" }, "description": "single round", "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", "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 14119, "name": "신중하게 두자", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 8, "icon": "https://user-uploads.online-go.com/2e6b85e5c11bd1fc1b46b0d6167b5793-64.png" }, "auto_start_on_max": true, "time_start": "2024-06-16T07:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-06-16T07:00:47.157704Z", "ended": "2024-11-13T21:39:38.185685Z", "start_waiting": "2024-06-16T07:00:47.079790Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/2e6b85e5c11bd1fc1b46b0d6167b5793-15.png", "player_count": 7, "ranked": true }, { "id": 1736, "name": "geckos's mini-tournament", "director": { "id": 39010, "username": "geckos", "country": "us", "icon": "https://secure.gravatar.com/avatar/5c55ae6822b6f4190b1da70f1bbb70df?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1026.3666671411843, "deviation": 79.92247180974009, "volatility": 0.05999451071143807 } }, "ranking": 15.51934502877234, "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": 385, "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": "2012-03-17T11:11:13Z", "ended": "2012-03-17T10:11:13Z", "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": 26490, "name": "Live 19x19 Swiss Tournament 2017-04-20 16:30", "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": 4, "name": "Live 19x19 Swiss Tournament", "rrule": "DTSTART:20260726T040000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:30:39.250689Z", "last_run": "2026-07-26T04:00:53.427101Z", "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": "2026-07-26T08:00:00Z", "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": "2017-04-20T16:30:37.331282Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2017-04-20T16:30:40.684593Z", "ended": "2017-04-20T17:46:59.165914Z", "start_waiting": "2017-04-20T16:30:39.559098Z", "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": 1735, "name": "2012 (1) 9x9", "director": { "id": 34734, "username": "varcos", "country": "ro", "icon": "https://user-uploads.online-go.com/9521e434b5969d7c96058055f4baca35-64.png", "ratings": { "version": 5, "overall": { "rating": 1260.0400451524174, "deviation": 62.594850131405416, "volatility": 0.0600299724504993 } }, "ranking": 20.267837008272274, "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": false, "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": 385, "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": "2012-02-09T11:39:58Z", "ended": "2012-02-09T10:39:58Z", "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 } ] }
