Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=ended&page=5107
{ "count": 59097, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=ended&page=5108", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=ended&page=5106", "results": [ { "id": 119682, "name": "Live 9x9 Double Elimination Tournament 2024-08-30 02:30", "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 Site-wide Tournament", "schedule": { "id": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260324T100000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-03-24T10:00:20.036467Z", "lead_time_seconds": 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"DTSTART:20260322T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:58:31.027016Z", "last_run": "2026-03-22T19:00:20.368286Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 432000, "time_increment": 86400 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 10 }, "next_run": "2026-03-25T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 432000, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2024-05-29T19:00:53.875878Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2024-05-29T19:01:54.491507Z", "ended": "2024-08-30T03:06:36.354636Z", "start_waiting": "2024-05-29T19:01:53.665977Z", "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 }, { "id": 118134, "name": "Friendly mat ch", "director": { "id": 1590450, "username": "deleted-37ac2798-edba-4d99-bda7-4a405f709ca8", "country": "un", "icon": "https://secure.gravatar.com/avatar/4ee40678f83f67af24f064312479404e?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2186.347357257114, "deviation": 89.99992646910628, "volatility": 0.0599774376974825 } }, "ranking": 33.025542164688794, "professional": false, "ui_class": "" }, "description": "welcome", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 95543, "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": 43, "name": "Kyu Level Study Group", "summary": "A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 8859, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png" }, "auto_start_on_max": true, "time_start": "2024-07-20T13:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-07-21T23:27:33.393766Z", "ended": "2024-08-30T03:33:23.445880Z", "start_waiting": "2024-07-21T23:27:33.314347Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png", "player_count": 5, "ranked": true }, { "id": 119686, "name": "หมากล้อม 12.10", "director": { "id": 1024102, "username": "sutthikan", "country": "un", "icon": "https://secure.gravatar.com/avatar/06a8bc182a09bfd6399d791f871d011f?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1189.370058290906, "deviation": 64.55188251307216, "volatility": 0.06000070363454556 } }, "ranking": 18.93162599622459, "professional": false, "ui_class": "" }, "description": "เล่นหมากล้อม", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 10, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "blitz", "pause_on_weekends": false, "time_increment": 10, "initial_time": 30, "max_time": 50 }, "is_open": true, "exclude_provisional": false, "group": { "id": 14502, "name": "หมากล้อมโรงเรียนวัดท่าข้าม", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 102, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2024-08-30T05:10:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2024-08-30T05:08:08.592991Z", "ended": "2024-08-30T05:10:23.288930Z", "start_waiting": "2024-08-30T05:08:08.021387Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 32, "ranked": true }, { "id": 119687, "name": "หมากล้อม 12.15", "director": { "id": 1024102, "username": "sutthikan", "country": "un", "icon": "https://secure.gravatar.com/avatar/06a8bc182a09bfd6399d791f871d011f?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1189.370058290906, "deviation": 64.55188251307216, "volatility": 0.06000070363454556 } }, "ranking": 18.93162599622459, "professional": false, "ui_class": "" }, "description": "เล่นหมากล้อม", "schedule": null, "title": null, "tournament_type": "mcmahon", "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": 60 }, "is_open": true, "exclude_provisional": false, "group": { "id": 14502, "name": "หมากล้อมโรงเรียนวัดท่าข้าม", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 102, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2024-08-30T06:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2024-08-30T05:11:39.139687Z", "ended": "2024-08-30T05:35:18.739015Z", "start_waiting": "2024-08-30T05:11:38.654686Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 30, "ranked": true }, { "id": 118624, "name": "9x9 Mini League 10k-25k #247", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1375.66734195924, "deviation": 67.97097133007809, "volatility": 0.060177815917783074 } }, "ranking": 22.300301691068174, "professional": false, "ui_class": "" }, "description": "Special league for players between 25kyu and 10kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 95543, "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": 3524, "name": "9x9 Lovers", "summary": "A group for Go players who love the 9x9 board.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 698, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2024-08-11T19:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, 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