Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=9
{ "count": 60425, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=10", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=8", "results": [ { "id": 106082, "name": "Live 19x19 Swiss Tournament 2023-08-04 12:30", "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:20260729T200000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:30:39.250689Z", "last_run": "2026-07-29T20:00:22.625076Z", 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"subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2023-08-04T12:31:53.607295Z", "ended": "2023-08-04T13:38:22.756297Z", "start_waiting": "2023-08-04T12:31:53.486867Z", "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": 2310, "name": "Irisu's Quick Nines", "director": { "id": 48497, "username": "irisu", "country": "un", "icon": "https://secure.gravatar.com/avatar/f3b732183e22b4c4059197c3a4bc5d64?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1292.102624920993, "deviation": 66.31119997983681, "volatility": 0.059966216883422165 } }, "ranking": 20.8495347193939, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { 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12516, "username": "beidao", "country": "gb", "icon": "https://secure.gravatar.com/avatar/59a2fd07c62e453c1050a020696090aa?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 960.6504361003318, "deviation": 64.0757949376629, "volatility": 0.059730005433438114 } }, "ranking": 13.987515440652666, "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": 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": 6, "max_ranking": 12, "analysis_enabled": false, "exclusivity": "open", "started": "2013-08-14T03:50:05Z", "ended": "2013-10-26T16:01:50.984913Z", "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": 2309, "name": "Teofrostus's mini-tournament", "director": { "id": 46313, "username": "Teofrostus", "country": "us", "icon": "https://secure.gravatar.com/avatar/9faba35232bd657d95cdf94e2f62e49b?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1884.0079165965437, "deviation": 64.75891515788766, "volatility": 0.05999410618198201 } }, "ranking": 29.580106833855805, "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": 23, "max_ranking": 29, "analysis_enabled": false, "exclusivity": "open", "started": "2013-09-07T21:13:41Z", "ended": "2013-09-07T19:13:41Z", "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": 2307, "name": "9x9 MT", "director": { "id": 41718, "username": "RhinoRyan", "country": "us", "icon": "https://secure.gravatar.com/avatar/f05755da0d0c7ebaec38133a00b79c7c?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1229.4770443909438, "deviation": 64.75210804420252, "volatility": 0.0600321718155655 } }, "ranking": 19.699398237918444, "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": 864000, "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": 12, "analysis_enabled": false, "exclusivity": "open", "started": "2013-09-18T21:47:52Z", "ended": "2013-09-18T19:47:52Z", "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": 105260, "name": "Ah sh*t here we go again", "director": { "id": 540483, "username": "Уберменш", "country": "ua", "icon": "https://user-uploads.online-go.com/8c25a66a1be772f140e3af61a6540589-64.png", "ratings": { "version": 5, "overall": { "rating": 1049.535657415514, "deviation": 62.386495405068246, "volatility": 0.0599853100660381 } }, "ranking": 16.036117317181873, "professional": false, "ui_class": "" }, "description": "Суету навести охота", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 17448, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "time_increment": 14400, "initial_time": 86400, "max_time": 259200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 3064, "name": "United sexy boys", "summary": "If you are our enemy, you have a big shance to get ORA ORA in your face", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 8, "icon": "https://user-uploads.online-go.com/3351ec91df5926660253ecfd7725b2f3-64.png" }, "auto_start_on_max": false, "time_start": "2023-07-12T11:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2023-07-12T11:00:47.307519Z", "ended": "2023-07-30T20:58:12.891268Z", "start_waiting": "2023-07-12T11:00:47.074688Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/3351ec91df5926660253ecfd7725b2f3-15.png", "player_count": 7, "ranked": true }, { "id": 2305, "name": "Evryone Plays 13", "director": { "id": 1108, "username": "rjcchan", "country": "un", "icon": "https://secure.gravatar.com/avatar/184c8bf1cfdf60acf44f3b8a7f891e93?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1014.474449879875, "deviation": 67.9300434459753, "volatility": 0.05996072784328585 } }, "ranking": 15.249546519340203, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 172800, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 172800 }, "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": "2013-09-28T07:35:18Z", "ended": "2013-09-28T05:35:18Z", "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": 105690, "name": "Live 19x19 Swiss Tournament 2023-07-23 12:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro", "ratings": { "version": 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40 }, "next_run": "2026-07-30T00:00:00Z", "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": "2023-07-23T12:30:49.670789Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2023-07-23T12:31:49.837393Z", "ended": "2023-07-23T14:44:03.776173Z", "start_waiting": "2023-07-23T12:31:49.689960Z", "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": 2306, "name": "Fun in the sun", "director": { "id": 44573, "username": "jmstone", "country": "gb", "icon": "https://secure.gravatar.com/avatar/d72fc6bff3fb06403aba11b6ed2c1f31?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1469.8653715385533, "deviation": 63.769174003728445, "volatility": 0.05980550614849325 } }, "ranking": 23.833569241343287, "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": 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": 12, "max_ranking": 24, "analysis_enabled": false, "exclusivity": "open", "started": "2013-08-01T20:50:49Z", "ended": "2013-11-01T11:10:06.410086Z", "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": 29032, "name": "Live 19x19 Swiss Tournament 2017-07-31 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": 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null, "auto_start_on_max": false, "time_start": "2017-07-31T16:30:12.022477Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2017-07-31T16:30:16.600250Z", "ended": "2017-07-31T18:09:24.700821Z", "start_waiting": "2017-07-31T16:30:15.224889Z", "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 } ] }
