Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-max_ranking&page=115
{ "count": 59950, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-max_ranking&page=116", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-max_ranking&page=114", "results": [ { "id": 127348, "name": "19x19 Open D.E. Cup #108", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1347.1016385930843, "deviation": 70.11113679728197, "volatility": 0.06021097414481852 } }, "ranking": 21.814531284423843, "professional": false, "ui_class": "" }, "description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599", "schedule": null, "title": null, "tournament_type": "double_elimination", "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": false, "group": { "id": 12599, "name": "GO Special Tournaments", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 76, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png" }, "auto_start_on_max": true, "time_start": "2025-04-13T21:05:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-04-12T10:22:05.944448Z", "ended": "2025-12-03T13:31:32.619622Z", "start_waiting": "2025-04-12T10:22:05.845619Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png", "player_count": 8, "ranked": true }, { "id": 97689, "name": "#2 World Olympic Go-Blitz", "director": { "id": 1051076, "username": "Qwentum", "country": "ru", "icon": "https://user-uploads.online-go.com/ec85d2c66ad78a73ad60a339509b683b-64.png", "ratings": { "version": 5, "overall": { "rating": 1548.4471147993652, "deviation": 66.29997541933403, "volatility": 0.05969232316851054 } }, "ranking": 25.039261862731433, "professional": false, "ui_class": "" }, "description": "#2 The World Olympic Go-blitz is the next series of Great Battles. \nThanks to the previous tournament \"1st World Olympic Go-Blitz\", it became possible to identify the strongest world Olympic Go-Blitz Player - this is the motto of this series of tournaments.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 87426, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 129600, "max_time": 129600 }, "is_open": true, "exclude_provisional": false, "group": { "id": 10103, "name": "World battles", "summary": "World tournament s", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 51, "icon": "https://user-uploads.online-go.com/82ea34b6c5f487db027b73c2d1b9e9ca-64.png" }, "auto_start_on_max": false, "time_start": "2022-12-31T18:00:00Z", "players_start": 20, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-07-17T13:43:38.219016Z", "ended": "2023-08-22T11:59:19.137546Z", "start_waiting": "2023-07-17T13:43:38.125342Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/82ea34b6c5f487db027b73c2d1b9e9ca-15.png", "player_count": 8, "ranked": true }, { "id": 107970, "name": "Practice match", "director": { "id": 1409982, "username": "Msia Go Academy", "country": "my", "icon": "https://user-uploads.online-go.com/66cfaf13e401c3471975d1144896d477-64.png", "ratings": { "version": 5, "overall": { "rating": 1500, "deviation": 250, "volatility": 0.06 } }, "ranking": 24.303382182144386, "professional": false, "ui_class": "provisional" }, "description": "practice", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 5, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "live", "pause_on_weekends": false, "total_time": 600 }, "is_open": true, "exclude_provisional": false, "group": { "id": 13455, "name": "Malaysia Go - Study room", "summary": "Malaysia GO 马来西亚围棋棋院", "require_invitation": false, "is_public": false, "admin_only_tournaments": true, "hide_details": false, "member_count": 12, "icon": "https://user-uploads.online-go.com/66cfaf13e401c3471975d1144896d477-64.png" }, "auto_start_on_max": false, "time_start": "2023-09-29T12:51:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-09-29T12:51:32.251967Z", "ended": "2023-09-29T13:09:22.373936Z", "start_waiting": "2023-09-29T12:51:32.179536Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/66cfaf13e401c3471975d1144896d477-15.png", "player_count": 4, "ranked": true }, { "id": 106478, "name": "แก็งตัว ป่วน", "director": { "id": 1382277, "username": "นิ้ง", "country": "un", "icon": "https://secure.gravatar.com/avatar/dd4936f7cd3964890f47df54821abbbf?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1368.8922034507534, "deviation": 142.293484261154, "volatility": 0.06002274976257628 } }, "ranking": 22.186006648477505, "professional": false, "ui_class": "" }, "description": "มามามา", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 9, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "blitz", "pause_on_weekends": false, "per_move": 9 }, "is_open": true, "exclude_provisional": false, "group": { "id": 2276, "name": "คัดตัวนักกีฬาหมากล้อม มปน.", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 114, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2023-08-16T01:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2023-08-16T00:54:16.730322Z", "ended": "2023-08-16T01:02:32.405402Z", "start_waiting": "2023-08-16T00:54:16.616144Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 59890, "name": "Quarantäneturnier 8", "director": { "id": 487043, "username": "nutpen", "country": "ch", "icon": "https://user-uploads.online-go.com/519496e611a7f4fe719f898eb7041ddf-64.png", "ratings": { "version": 5, "overall": { "rating": 1963.3231632546708, "deviation": 65.68577331261012, "volatility": 0.059934893763103375 } }, "ranking": 30.534746875231527, "professional": false, "ui_class": "" }, "description": "Viel Spaß.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 12, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 10, "initial_time": 180, "max_time": 300 }, "is_open": true, "exclude_provisional": false, "group": { "id": 3222, "name": "GOKSZ", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 28, "icon": "https://user-uploads.online-go.com/c22fe607cd9797580423018238a7c399-64.png" }, "auto_start_on_max": false, "time_start": "2020-05-01T14:30:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2020-05-01T14:30:26.567219Z", "ended": "2020-05-01T16:21:40.176821Z", "start_waiting": "2020-05-01T14:30:25.540379Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/c22fe607cd9797580423018238a7c399-15.png", "player_count": 5, "ranked": true }, { "id": 61397, "name": "Hi Hi", "director": { "id": 791108, "username": "Mona_Lee2011", "country": "au", "icon": "https://user-uploads.online-go.com/f4ec4228204d0f9c56a01e3d9ee1c873-64.png", "ratings": { "version": 5, "overall": { "rating": 423.1855119830325, "deviation": 103.71729297813039, "volatility": 0.05999745900075721 } }, "ranking": 5, "professional": false, "ui_class": "" }, "description": "Hi I’m Mona", "schedule": null, "title": null, "tournament_type": "double_elimination", "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": true, "group": { "id": 5928, "name": "Hello123", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 4, "icon": "https://user-uploads.online-go.com/07a34de078c0ab9a013bf44c710457d8-64.png" }, "auto_start_on_max": false, "time_start": "2020-06-02T12:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-06-04T04:19:04.452216Z", "ended": "2020-08-17T12:55:47.163377Z", "start_waiting": "2020-06-04T04:19:04.016120Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/07a34de078c0ab9a013bf44c710457d8-15.png", "player_count": 4, "ranked": true }, { "id": 107396, "name": "ทดสอบการเล่น", "director": { "id": 1025143, "username": "pongwan.narak", "country": "un", "icon": "https://secure.gravatar.com/avatar/4d97bb9e51a318568e59e42e1a5fdcb3?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1220.7811618672986, "deviation": 107.93279525975446, "volatility": 0.059997059595148915 } }, "ranking": 19.535080432480342, "professional": false, "ui_class": "" }, "description": "ทดสอบการเล่น1", "schedule": null, "title": null, "tournament_type": "swiss", "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": 13554, "name": "นักเรียนชั้นประถมศึกษาปีที่6/2566", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 16, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2023-09-12T08:13:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-09-12T08:15:56.058772Z", "ended": "2023-09-26T07:33:16.632136Z", "start_waiting": "2023-09-12T08:15:55.968718Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 10, "ranked": true }, { "id": 59944, "name": "test 2", "director": { "id": 735901, "username": "nathanxmn", "country": "cn", "icon": "https://user-uploads.online-go.com/1a4b87da9a6e35c1166cc7ee093c09c1-64.png", "ratings": { "version": 5, "overall": { "rating": 1474.442432683206, "deviation": 61.08328809565482, "volatility": 0.06002702500153612 } }, "ranking": 23.905544766932575, "professional": false, "ui_class": "" }, "description": "testtesttesttesttesttest", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 34, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 360, "period_time": 30, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 4700, "name": "Nido Go Club", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 21, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2020-05-01T19:58:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-05-01T19:59:39.691936Z", "ended": "2020-05-01T20:18:47.319604Z", "start_waiting": "2020-05-01T19:59:39.487147Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true }, { "id": 79930, "name": "partidas sexto", "director": { "id": 88120, "username": "satoshi84", "country": "mx", "icon": "https://user-uploads.online-go.com/6a6404f3dd53bce3fc1e4a88fb357e2e-64.png", "ratings": { "version": 5, "overall": { "rating": 1136.7959829193692, "deviation": 78.40429708623937, "volatility": 0.06016044531576248 } }, "ranking": 17.885013568829635, "professional": false, "ui_class": "" }, "description": "vamos a ajugar pues", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 23, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 300, "period_time": 20, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 4841, "name": "PIPIOLO GO 2022🏆", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 214, "icon": "https://user-uploads.online-go.com/53d0a90037da78f2a39241da6e40dc96-64.png" }, "auto_start_on_max": false, "time_start": "2021-09-10T16:11:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2021-09-10T16:11:37.577827Z", "ended": "2021-09-10T16:47:00.781124Z", "start_waiting": "2021-09-10T16:11:37.368897Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/53d0a90037da78f2a39241da6e40dc96-15.png", "player_count": 8, "ranked": true }, { "id": 59943, "name": "May 1st class", "director": { "id": 751261, "username": "stone_clearview", "country": "un", "icon": "https://secure.gravatar.com/avatar/1f205580d015f22eb043c1adc4a96ed4?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1637.3064287948112, "deviation": 86.10308706968758, "volatility": 0.05999506067863534 } }, "ranking": 26.331029612642748, "professional": false, "ui_class": "" }, "description": "May 1st class", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "chinese", "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": 5421, "name": "Clearview 1", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 8, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2020-05-01T19:51:00Z", "players_start": 2, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2020-05-01T19:51:39.490623Z", "ended": "2020-05-10T19:51:40.757222Z", "start_waiting": "2020-05-01T19:51:39.134617Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 5, "ranked": true } ] }