Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=4649
{ "count": 60450, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=4650", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=4648", "results": [ { "id": 35387, "name": "Yasuda's Title Tournament", "director": { "id": 509226, "username": "Ryuma", "country": "us", "icon": "https://secure.gravatar.com/avatar/5fb236ab2064e1f30981ef7416f81d7f?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1889.3374602338436, "deviation": 66.05590735530238, "volatility": 0.06015461015671025 } }, "ranking": 29.6455018639557, "professional": false, "ui_class": "" }, "description": "This is a tournament for winning the Yasuda's title on OGS", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 2219, "name": "OGS Tournaments", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 38, "icon": "https://user-uploads.online-go.com/0038e640d3983149f0fbe1c2b9aba0d0-64.png" }, "auto_start_on_max": false, "time_start": "2018-04-01T04:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2018-04-01T04:00:21.769591Z", "ended": "2019-08-10T17:07:00.330938Z", "start_waiting": "2018-04-01T04:00:18.571367Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/0038e640d3983149f0fbe1c2b9aba0d0-15.png", "player_count": 69, "ranked": true }, { "id": 55662, "name": "2nd Tournament", "director": { "id": 278620, "username": "rodrigo_o", "country": "br", "icon": "https://user-uploads.online-go.com/5f04c97f6a4663c43d09dff0096bf3ac-64.png", "ratings": { "version": 5, "overall": { "rating": 915.824803911921, "deviation": 68.60262348810217, "volatility": 0.0602190954258877 } }, "ranking": 12.881280922000522, "professional": false, "ui_class": "" }, "description": "2nd Tournament from Tournament Kingdom", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 259200, "max_time": 432000 }, "is_open": true, "exclude_provisional": true, "group": { "id": 3824, "name": "Tournament Kingdom", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2020-01-20T15:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-01-20T15:00:16.119033Z", "ended": "2020-04-20T05:04:15.672826Z", "start_waiting": "2020-01-20T15:00:15.283751Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 6, "ranked": true }, { "id": 99405, "name": "First annual correspondence 9x9 open swiss for beginners", "director": { "id": 1097025, "username": "jiroku", "country": "eu", "icon": "https://secure.gravatar.com/avatar/117b27e8e941218b4c3bb5ab1bf37bf3?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 880.8278153254452, "deviation": 69.27712868405709, "volatility": 0.05995144844372402 } }, "ranking": 11.979289329768603, "professional": false, "ui_class": "supporter" }, "description": "First annual correspondence 9x9 open swiss Byo-Yomi 3 + 3x1 days tournament with no pause on weekends.", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 95543, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": false, "main_time": 259200, "period_time": 86400, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 680, "name": "Czech and Slovakian GO group", "summary": "We are for any Czech and Slovakian player on this server.\n\nJsme tu pro všechny české a slovenské hráče na tomto serveru.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 115, "icon": "https://user-uploads.online-go.com/2d57f247eb50b82454963cc395766d2c-64.png" }, "auto_start_on_max": true, "time_start": "2023-01-30T13:00:00Z", "players_start": 6, "first_pairing_method": "strength", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2023-01-30T13:00:57.168720Z", "ended": "2023-03-28T10:14:14.134938Z", "start_waiting": "2023-01-30T13:00:57.064668Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/2d57f247eb50b82454963cc395766d2c-15.png", "player_count": 9, "ranked": true }, { "id": 100275, "name": "9x9 Open League #62", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1282.1392202259735, "deviation": 71.10731316518799, "volatility": 0.06024554172561702 } }, "ranking": 20.670333242365118, "professional": false, "ui_class": "" }, "description": "Open league for everyone. Tournament will be started as soon as 10 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": false, "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": 713, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2023-02-26T20:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-02-25T21:17:10.330299Z", "ended": "2023-05-09T23:22:02.222760Z", "start_waiting": "2023-02-25T21:17:09.653305Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 10, "ranked": true }, { "id": 138644, "name": "13x13 Mini League 5k-15k #38", "director": { "id": 1688153, "username": "Mittelmark", "country": "de", "icon": "https://user-uploads.online-go.com/f86d53e1b08ba490783eac759518a835-64.png", "ratings": { "version": 5, "overall": { "rating": 1060.5022291891732, "deviation": 67.10767803005136, "volatility": 0.06002369493625782 } }, "ranking": 16.27675605085914, "professional": false, "ui_class": "supporter" }, "description": "A little round robin with 4 games for everyone on a 13x13 board with (not too) relaxed time settings.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 93703, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 432000, "max_time": 1209600 }, "is_open": true, "exclude_provisional": true, "group": { "id": 161, "name": "13x13", "summary": "Like to play on a 13 x 13 board?", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 61, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2026-04-03T20:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 15, "max_ranking": 25, "analysis_enabled": false, "exclusivity": "open", "started": "2026-04-02T23:26:53.405878Z", "ended": "2026-07-16T20:39:52.104614Z", "start_waiting": "2026-04-02T23:26:53.024448Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 5, "ranked": true }, { "id": 98109, "name": "Correspondence 13x13 RoundRobin 2022-12-22 19:00", "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": 7, "name": "Correspondence 13x13 RoundRobin", "rrule": "DTSTART:20260730T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T06:00:14.582400Z", "last_run": "2026-07-30T19:00:22.759740Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 13, "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": 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": "2026-08-02T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 90782, "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": "2022-12-22T19:00:43.031081Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2022-12-22T19:01:43.926547Z", "ended": "2023-02-15T19:13:41.775719Z", "start_waiting": "2022-12-22T19:01:42.309518Z", "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": 6185, "name": "Correspondence 13x13 RoundRobin 2015-03-28 01:00", "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": 7, "name": "Correspondence 13x13 RoundRobin", "rrule": "DTSTART:20260730T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T06:00:14.582400Z", "last_run": "2026-07-30T19:00:22.759740Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 13, "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": 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": "2026-08-02T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2015-03-28T01:00:42.065393Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2015-03-28T01:01:02.869418Z", "ended": "2015-05-25T11:11:13.127083Z", "start_waiting": "2015-03-28T01:01:01.812475Z", "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": 140351, "name": "xdfrf 19x19 guk7 yfui", "director": { "id": 1821698, "username": "s578gz589", "country": "un", "icon": "https://secure.gravatar.com/avatar/b661377ce4167f78278c7a199986ca37?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1112.0127571805374, "deviation": 65.79245886116972, "volatility": 0.0600904427090499 } }, "ranking": 17.374739044733996, "professional": false, "ui_class": "" }, "description": "19x19", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 263987, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 259200, "initial_time": 604800, "max_time": 2419200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 16264, "name": "9x9 13x13 19x19 123 ! !", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 15, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2026-05-24T04:00:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2026-05-24T04:00:16.493505Z", "ended": null, "start_waiting": "2026-05-24T04:00:16.436061Z", "board_size": 19, "active_round": 1, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 9, "ranked": true }, { "id": 98115, "name": "Форовый турнир", "director": { "id": 698241, "username": "Андрей Голомыздо", "country": "ru", "icon": "https://secure.gravatar.com/avatar/76d174f0d1a97377902ca431c0bc8fca?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1409.282858308131, "deviation": 65.40955483758226, "volatility": 0.05969353500184022 } }, "ranking": 22.859189243136864, "professional": false, "ui_class": "" }, "description": "Форовый турнир", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "japanese", "time_per_move": 88451, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 8062, "name": "Любители игры го", "summary": "Здесь я провожу разные турниры, рад новым участникам.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 48, "icon": "https://user-uploads.online-go.com/41d4de775268389735423350fdd3b100-64.png" }, "auto_start_on_max": true, "time_start": "2022-12-31T00:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2023-01-10T12:58:31.155981Z", "ended": "2023-01-24T02:04:45.762518Z", "start_waiting": "2023-01-10T12:58:31.114617Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/41d4de775268389735423350fdd3b100-15.png", "player_count": 2, "ranked": true }, { "id": 36207, "name": "tournament2", "director": { "id": 527150, "username": "scoria700", "country": "un", "icon": "https://secure.gravatar.com/avatar/c1d80f5c7a566d9dc308acd844d54593?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1500.0, "deviation": 350.0, "volatility": 0.06 } }, "ranking": 24.303382182144386, "professional": false, "ui_class": "provisional" }, "description": "tournament2", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 87360, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 86400, "max_time": 86400, "time_increment": 86400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": false, "group": { "id": 2367, "name": "stroth", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 2, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2018-04-09T23:48:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2018-04-09T23:48:35.868617Z", "ended": "2018-04-10T23:53:24.064091Z", "start_waiting": "2018-04-09T23:48:35.577375Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true } ] }
