Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5199
{ "count": 59649, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5200", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5198", "results": [ { "id": 63377, "name": "Torneo inaugural - Los del Telegram.", "director": { "id": 165232, "username": "RunRunRun", "country": "es", "icon": "https://user-uploads.online-go.com/94c0215b4f0d6a03bfc934af2ec5c3b2-64.png", "ratings": { "version": 5, "overall": { "rating": 1079.473123769971, "deviation": 62.485435243200456, "volatility": 0.05998005028275705 } }, "ranking": 16.687216586481156, "professional": false, "ui_class": "" }, "description": "El primer torneo por correspondencia jugado sin mascarilla en la nueva era.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "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": 6225, "name": "Los del Telegram", "summary": "", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 3, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2020-07-31T09:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2020-07-23T07:00:08.384206Z", "ended": "2021-02-10T19:54:32.640073Z", "start_waiting": "2020-07-23T07:00:08.192505Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 5, "ranked": true }, { "id": 70767, "name": "9x9 small tournament #1", "director": { "id": 598257, "username": "Lukyn", "country": "cz", "icon": "https://user-uploads.online-go.com/7fb279757514c99fe4a3b2dd3a47f12c-64.png", "ratings": { "version": 5, "overall": { "rating": 1205.8985421485868, "deviation": 65.5682004711856, "volatility": 0.05998910389312491 } }, "ranking": 19.251122919991165, "professional": false, "ui_class": "supporter" }, "description": "Small tournament for blitz players.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 32, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 180, "period_time": 30, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 8129, "name": "ZEN Go", "summary": "The search for happiness is one of the chief sources of unhappiness.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 48, "icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-64.png" }, "auto_start_on_max": false, "time_start": "2021-01-30T21:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 15, "max_ranking": 25, "analysis_enabled": true, "exclusivity": "open", "started": "2021-01-30T20:52:57.584178Z", "ended": "2021-01-30T20:57:00.692344Z", "start_waiting": "2021-01-30T20:52:57.536148Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-15.png", "player_count": 2, "ranked": true }, { "id": 132586, "name": "Handicap Arena 2025 - 078", "director": { "id": 526987, "username": "Gia", "country": "gr", "icon": "https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png", "ratings": { "version": 5, "overall": { "rating": 1090.465887946562, "deviation": 64.79657529283531, "volatility": 0.060067569323205706 } }, "ranking": 16.921771259522597, "professional": false, "ui_class": "supporter" }, "description": "Part of an arena tournament. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as there are 5 players.", "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", "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 13655, "name": "Handicap Arena", "summary": "Organising arena-type handicap correspondence tournaments.", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 107, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png" }, "auto_start_on_max": true, "time_start": "2025-09-24T09:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-09-24T03:19:49.602893Z", "ended": "2025-12-07T23:12:24.361734Z", "start_waiting": "2025-09-24T03:19:49.406553Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png", "player_count": 5, "ranked": true }, { "id": 58176, "name": "Go - igra jednakih mogućnosti", "director": { "id": 687324, "username": "dmedak", "country": "hr", "icon": "https://secure.gravatar.com/avatar/14fdf5e96a95bd14c9589f519219afae?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1595.9753465583342, "deviation": 268.0425055707839, "volatility": 0.05999887399448866 } }, "ranking": 25.739143880687468, "professional": false, "ui_class": "provisional" }, "description": "Partije za vježbu, ponedjeljak - srijeda - petak", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 33, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 1200, "period_time": 20, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 4800, "name": "Go - igra jednakih mogućnosti", "summary": "\"Go - the game of equal opportunities\" is the project financed by Croatian Ministry of Science and Education and the City of Jastrebarsko. It involves children from 14 schools playing go and competing in the School Go League.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 86, "icon": "https://user-uploads.online-go.com/c23fd0c4fc05a71f950482fa443d13e8-64.png" }, "auto_start_on_max": false, "time_start": "2020-03-30T16:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2020-03-30T16:55:02.943875Z", "ended": "2020-03-30T18:26:37.502549Z", "start_waiting": "2020-03-30T16:55:02.264369Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/c23fd0c4fc05a71f950482fa443d13e8-15.png", "player_count": 4, "ranked": true }, { "id": 104336, "name": "long do", "director": { "id": 1357916, "username": "jokede", "country": "un", "icon": "https://user-uploads.online-go.com/d1847d8bcce5d60dadedcf2e7abfffef-64.png", "ratings": { "version": 5, "overall": { "rating": 927.6866034276233, "deviation": 70.25701830305113, "volatility": 0.06002923977095743 } }, "ranking": 13.179195485868561, "professional": false, "ui_class": "" }, "description": "ลองดู", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 90782, "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": 12520, "name": "CPMX-GO", "summary": "", "require_invitation": true, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 561, "icon": "https://user-uploads.online-go.com/0de86490f0f034d98916724e2debd074-64.png" }, "auto_start_on_max": false, "time_start": "2023-06-15T08:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-09-19T17:40:08.668960Z", "ended": "2025-12-12T13:12:33.540092Z", "start_waiting": "2025-09-19T17:40:08.578763Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/0de86490f0f034d98916724e2debd074-15.png", "player_count": 4, "ranked": true }, { "id": 71681, "name": "Simul McMahon Test", "director": { "id": 819548, "username": "elforo", "country": "gb", "icon": "https://user-uploads.online-go.com/285c0dbd553dfb0ff0662c72e52b9b5b-64.png", "ratings": { "version": 5, "overall": { "rating": 1754.3864912462777, "deviation": 61.10154978894278, "volatility": 0.06006909388819996 } }, "ranking": 27.929924829934077, "professional": false, "ui_class": "" }, "description": "This is a test of the simultaneous mcmahon tournament format", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 10, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 60, "period_time": 10, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6269, "name": "BeginnerGo", "summary": "Beginners welcome!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 238, "icon": "https://user-uploads.online-go.com/8b4001e1623b8ecda5a18d11c4c59b3d-64.png" }, "auto_start_on_max": false, "time_start": "2021-02-20T17:05:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-02-20T17:05:59.746707Z", "ended": "2021-02-20T17:06:47.848857Z", "start_waiting": "2021-02-20T17:05:59.523972Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/8b4001e1623b8ecda5a18d11c4c59b3d-15.png", "player_count": 4, "ranked": true }, { "id": 79018, "name": "ENDLESS 50 people", "director": { "id": 1012312, "username": "charlie11", "country": "jp", "icon": "https://secure.gravatar.com/avatar/2dcdff4966c0103300ce0d6fbf4e22e8?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1161.564727199071, "deviation": 67.2959124451604, "volatility": 0.06009585569543345 } }, "ranking": 18.38399410453256, "professional": false, "ui_class": "" }, "description": "Please join, thank you", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 2446080, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 2419200, "period_time": 2419200, "periods": 20 }, "is_open": true, "exclude_provisional": true, "group": { "id": 9514, "name": "25k-10k (Double Digets Please)", "summary": "As long as your Double Digits or near Double Digits your welcome to join.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 57, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2021-08-31T18:00:00Z", "players_start": 50, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-08-31T17:42:03.017095Z", "ended": null, "start_waiting": "2021-08-31T17:42:01.785657Z", "board_size": 19, "active_round": 2, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 14, "ranked": true }, { "id": 56417, "name": "Correspondence 13x13 RoundRobin 2020-02-09 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:20260513T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T06:00:14.582400Z", "last_run": "2026-05-13T19:00:49.979102Z", "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": "2026-05-16T19:00:00Z", "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, "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": "2020-02-09T19:00:12.449827Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2020-02-09T19:00:15.173446Z", "ended": "2020-03-13T09:22:29.408643Z", "start_waiting": "2020-02-09T19:00:13.882611Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 4, "ranked": true }, { "id": 67478, "name": "PG DDK 9x9 25k-18k December 2020", "director": { "id": 335825, "username": "Petrich0r", "country": "_Pirate", "icon": "https://user-uploads.online-go.com/5646a0982ac7b74262b8838271d83830-64.png", "ratings": { "version": 5, "overall": { "rating": 926.8084325955595, "deviation": 64.20317662774292, "volatility": 0.060036609847286614 } }, "ranking": 13.157270750685203, "professional": false, "ui_class": "" }, "description": "If your rank changes to be outside the tournament Rank Restriction, please move yourself to the appropriate tournament. Enjoy your games.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 46080, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 43200, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 7228, "name": "DDK Proving Grounds (Double Digit Kyu)", "summary": "A place for DDK's to play against other DDK's without fear of SDK's trying to hop in. We do B League (25k-18k) & A League (17k-10k) tournaments monthly.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 648, "icon": "https://user-uploads.online-go.com/9725fa29200a4cb43a21b6a895183ad3-64.png" }, "auto_start_on_max": false, "time_start": "2020-12-01T08:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 12, "analysis_enabled": true, "exclusivity": "open", "started": "2020-12-01T08:00:45.251423Z", "ended": "2021-02-10T09:42:13.898921Z", "start_waiting": "2020-12-01T08:00:44.749061Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/9725fa29200a4cb43a21b6a895183ad3-15.png", "player_count": 22, "ranked": true }, { "id": 63496, "name": "miztli go", "director": { "id": 685382, "username": "Kaelin..", "country": "_Scotland", "icon": "https://user-uploads.online-go.com/1712b73d74daf4f7a8f1e2481d5a8ec2-64.png", "ratings": { "version": 5, "overall": { "rating": 1082.6575834228165, "deviation": 65.6324210990551, "volatility": 0.060139321157873224 } }, "ranking": 16.755408850735886, "professional": false, "ui_class": "" }, "description": "jugar", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 93120, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 604800, "period_time": 86400, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 4045, "name": "Furrys UwU :3", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 11, "icon": "https://user-uploads.online-go.com/42f28fdd34d4053ac7e28779e65b27c7-64.png" }, "auto_start_on_max": true, "time_start": "2020-07-24T17:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-07-25T16:32:27.815595Z", "ended": "2021-02-11T09:20:19.897119Z", "start_waiting": "2020-07-25T16:32:27.368753Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/42f28fdd34d4053ac7e28779e65b27c7-15.png", "player_count": 4, "ranked": true } ] }
