Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=1404
{ "count": 60644, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=1405", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=1403", "results": [ { "id": 25913, "name": "Correspondence 19x19 RoundRobin 2017-03-31 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": 6, "name": "Correspondence 19x19 RoundRobin", "rrule": "DTSTART:20260813T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:58:31.027016Z", "last_run": "2026-08-13T19:00:29.361987Z", "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": "2026-08-16T19:00:00Z", "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": 432000, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2017-03-31T01:00:29.143079Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2017-03-31T01:00:56.762909Z", "ended": "2017-06-21T11:46:11.669360Z", "start_waiting": "2017-03-31T01:00:52.563227Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 8, "ranked": true }, { "id": 103056, "name": "校隊B組第4次比賽", "director": { "id": 922838, "username": "go2708", "country": "un", "icon": "https://secure.gravatar.com/avatar/b3e7f690c33f687a9632741520125809?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2051.551691597471, "deviation": 123.68029630025042, "volatility": 0.05999816676709507 } }, "ranking": 31.5523722737371, "professional": false, "ui_class": "" }, "description": "校隊B組第4次比賽", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "chinese", "time_per_move": 19147, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": true, "total_time": 2419200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 10182, "name": "DCFWMS-Team", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 14, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2023-05-09T08:50:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2023-05-09T08:46:34.315695Z", "ended": "2023-12-18T13:00:23.764589Z", "start_waiting": "2023-05-09T08:46:34.176228Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 12, "ranked": true }, { "id": 136221, "name": "BegINner fiGhT!!! ver2", "director": { "id": 1742791, "username": "AKIBABO", "country": "_GoT_Lannister", "icon": "https://user-uploads.online-go.com/42e46e1ae449cfa5e3b99fac1d8dfab8-64.png", "ratings": { "version": 5, "overall": { "rating": 942.5127572841445, "deviation": 62.22395041095661, "volatility": 0.05983229223554638 } }, "ranking": 13.546250099868253, "professional": false, "ui_class": "" }, "description": "BegINner fiGhT!!!", "schedule": null, "title": null, "tournament_type": "mcmahon", "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": 25, "name": "Go Basics", "summary": "A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 18107, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": true, "time_start": "2026-01-13T08:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 15, "analysis_enabled": false, "exclusivity": "open", "started": "2026-01-13T08:00:49.036547Z", "ended": "2026-06-19T09:50:05.232589Z", "start_waiting": "2026-01-13T08:00:48.901042Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 8, "ranked": true }, { "id": 141563, "name": "nvtr 19x19 dfhfg jfhg", "director": { "id": 1821698, "username": "s578gz589", "country": "un", "icon": "https://secure.gravatar.com/avatar/b661377ce4167f78278c7a199986ca37?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1109.154812611431, "deviation": 65.9035034078589, "volatility": 0.06007436550365843 } }, "ranking": 17.315165463536385, "professional": false, "ui_class": "" }, "description": "19x19", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 609587, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 604800, "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": 17, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2026-06-28T04:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2026-06-28T04:00:16.783006Z", "ended": null, "start_waiting": "2026-06-28T04:00:16.723517Z", "board_size": 19, "active_round": 1, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 6, "ranked": true }, { "id": 112687, "name": "9x9 Mini League 5k-15k #68", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1396.756996894482, "deviation": 72.28963709119351, "volatility": 0.060271962182201794 } }, "ranking": 22.652509628626415, "professional": false, "ui_class": "" }, "description": "Special league for players between 15kyu and 5kyu. 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": 714, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2024-02-18T20:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 15, "max_ranking": 25, "analysis_enabled": true, "exclusivity": "open", "started": "2024-02-19T16:13:22.971155Z", "ended": "2024-04-19T20:10:36.936378Z", "start_waiting": "2024-02-19T16:13:22.771295Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 5, "ranked": true }, { "id": 138064, "name": "9x9 Open League #151", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1396.756996894482, "deviation": 72.28963709119351, "volatility": 0.060271962182201794 } }, "ranking": 22.652509628626415, "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": 714, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2026-03-22T20:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2026-03-17T00:51:40.802871Z", "ended": "2026-06-04T15:31:57.768633Z", "start_waiting": "2026-03-17T00:51:39.880193Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 10, "ranked": true }, { "id": 26161, "name": "ohmygosh", "director": { "id": 416829, "username": "SteveKent", "country": "_Starfleet", "icon": "https://secure.gravatar.com/avatar/c988c3a3f2c40767feedb1dab52c4418?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1007.0964459940255, "deviation": 63.19050804658838, "volatility": 0.060089652260399515 } }, "ranking": 15.08056748559978, "professional": false, "ui_class": "" }, "description": "jhhdfklhaslhdalhdafj", "schedule": null, "title": null, "tournament_type": "elimination", "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": 1475, "name": "9 by 9 Group", "summary": "a group for people who like 9 by 9 games.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 14, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2017-04-09T00:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "group", "started": "2017-04-09T00:00:54.542110Z", "ended": "2017-04-09T16:38:30.617958Z", "start_waiting": "2017-04-09T00:00:54.253153Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true }, { "id": 125958, "name": "You are the main character in this game", "director": { "id": 1710368, "username": "deleted-a78034f6-e072-4e22-87db-12535f220c5a", "country": "zz", "icon": "https://user-uploads.online-go.com/e5710f3e15ec7bbbbde357b719923759-64.png", "ratings": { "version": 5, "overall": { "rating": 630.8918800007385, "deviation": 77.00241085670349, "volatility": 0.059993781373019056 } }, "ranking": 5, "professional": false, "ui_class": "" }, "description": "There's plenty of time. Show off your skills to your heart’s content. As long as it doesn't take up your time. There is nothing wrong with you if you wait and wait. But please do not intentionally abstain.", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "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": 2419200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 13986, "name": "because why not", "summary": "a group were you all can be yourself with no judgment.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 11, "icon": "https://user-uploads.online-go.com/2f1b2f2a71d44a09af2fe9478d79f638-64.png" }, "auto_start_on_max": true, "time_start": "2025-03-07T04:00:00Z", "players_start": 10, "first_pairing_method": "strength", "subsequent_pairing_method": "slaughter", "min_ranking": 10, "max_ranking": 24, "analysis_enabled": true, "exclusivity": "open", "started": "2025-03-02T11:03:06.979282Z", "ended": "2026-03-17T02:54:14.034151Z", "start_waiting": "2025-03-02T11:03:06.501487Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/2f1b2f2a71d44a09af2fe9478d79f638-15.png", "player_count": 10, "ranked": true }, { "id": 111251, "name": "Начало побед(Первый турнир )!!!", "director": { "id": 877073, "username": "Natan69", "country": "ru", "icon": "https://secure.gravatar.com/avatar/21b73c556d2dd7856a32ae118c3bbcbe?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1649.627802663892, "deviation": 65.15022454872873, "volatility": 0.060058636996740675 } }, "ranking": 26.504590214134495, "professional": false, "ui_class": "" }, "description": "Кто играет тот молодец !!!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 44, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 1800, "period_time": 30, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 13807, "name": "Лига Го", "summary": "", "require_invitation": true, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 29, "icon": "https://user-uploads.online-go.com/28d9f50ac6e126e122419fc2c6aef4b7-64.png" }, "auto_start_on_max": false, "time_start": "2024-01-03T10:00:00Z", "players_start": 22, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-01-03T10:02:30.252522Z", "ended": "2024-01-03T12:33:55.723977Z", "start_waiting": "2024-01-03T10:02:30.145046Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/28d9f50ac6e126e122419fc2c6aef4b7-15.png", "player_count": 5, "ranked": true }, { "id": 122222, "name": "Handicap Arena 2024 - 071", "director": { "id": 2408, "username": "richyfourtytwo", "country": "de", "icon": "https://user-uploads.online-go.com/8482108492340cf4f2021653180eb741-64.png", "ratings": { "version": 5, "overall": { "rating": 1531.5353690747813, "deviation": 66.55880368809746, "volatility": 0.0597394631597335 } }, "ranking": 24.785032593424333, "professional": false, "ui_class": "" }, "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 10 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": false, "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": 108, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png" }, "auto_start_on_max": true, "time_start": "2024-11-20T17:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-11-18T11:10:08.882090Z", "ended": "2025-03-04T10:40:18.791816Z", "start_waiting": "2024-11-18T11:10:08.393588Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png", "player_count": 10, "ranked": true } ] }
