Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5340
{ "count": 58949, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5341", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5339", "results": [ { "id": 74394, "name": "4月 第四輪 白振鎧 對 莫霆軒", "director": { "id": 928963, "username": "傳碁學園-歷碁賽", "country": "hk", "icon": "https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png", "ratings": { "version": 5, "overall": { "rating": 1500, "deviation": 350, "volatility": 0.06 } }, "ranking": 24.303382182144386, "professional": false, "ui_class": "provisional" }, "description": "4月 第四輪 白振鎧 對 莫霆軒", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 16, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "live", "pause_on_weekends": false, "total_time": 1500 }, "is_open": true, "exclude_provisional": false, "group": { "id": 8175, "name": "歷碁賽 A組", "summary": "", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 9, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2021-04-25T11:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2021-04-25T11:00:03.883891Z", "ended": "2021-04-25T11:39:43.945094Z", "start_waiting": "2021-04-25T11:00:03.817174Z", "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": 25990, "name": "Correspondence 19x19 RoundRobin 2017-04-03 01:00", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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:20260310T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:58:31.027016Z", "last_run": "2026-03-10T19:00:45.074146Z", "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": "2026-03-13T19:00:00Z", "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": "2017-04-03T01:00:18.135547Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2017-04-03T01:00:50.557378Z", "ended": "2017-08-12T19:30:37.021046Z", "start_waiting": "2017-04-03T01:00:45.057658Z", "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": 7977, "name": "Torneo argentino de nivel Kyu", "director": { "id": 89624, "username": "legas", "country": "ar", "icon": "https://user-uploads.online-go.com/54ff63669879bef936bf7489065498ff-64.png", "ratings": { "version": 5, "overall": { "rating": 1494.7624863034603, "deviation": 66.72136387311016, "volatility": 0.05987331823495011 } }, "ranking": 24.222408437984505, "professional": false, "ui_class": "" }, "description": "Creo este torneo para que haya una competencia entre los jugadores del grupo de Argentina en el nivel Kyu. Cualquier duda, pueden mandarme un mensaje privado", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 45120, "time_control_parameters": { "time_control": "fischer", "initial_time": 172800, "max_time": 345600, "time_increment": 43200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 17, "name": "Argentina", "summary": "Jugadores argentinos de Go", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 372, "icon": "https://user-uploads.online-go.com/ca067ae528ae04736d672e98d3d4005a-64.png" }, "auto_start_on_max": false, "time_start": "2015-07-02T21:02:00Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 10, "max_ranking": 29, "analysis_enabled": false, "exclusivity": "open", "started": "2015-07-02T21:02:07.126036Z", "ended": "2017-08-15T18:51:24.898829Z", "start_waiting": "2015-07-02T21:02:06.514325Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/ca067ae528ae04736d672e98d3d4005a-15.png", "player_count": 19, "ranked": true }, { "id": 130578, "name": "13x13 Mini League 5k-15k #10", "director": { "id": 1688153, "username": "Mittelmark", "country": "de", "icon": "https://user-uploads.online-go.com/f86d53e1b08ba490783eac759518a835-64.png", "ratings": { "version": 5, "overall": { "rating": 1085.853799560171, "deviation": 67.3768163524415, "volatility": 0.060025167068784406 } }, "ranking": 16.823651478136373, "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": 57, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2025-08-08T17:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 15, "max_ranking": 25, "analysis_enabled": false, "exclusivity": "open", "started": "2025-08-04T13:14:38.472182Z", "ended": "2025-12-16T12:21:14.872647Z", "start_waiting": "2025-08-04T13:14:38.261896Z", "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": 77798, "name": "ATTACK On LONG GO", "director": { "id": 750170, "username": "KXD", "country": "001", "icon": "https://user-uploads.online-go.com/b07ba91a11584321d88e18bbc5cfe173-64.png", "ratings": { "version": 5, "overall": { "rating": 1275.99422120457, "deviation": 65.75821157964765, "volatility": 0.06035615381858505 } }, "ranking": 20.559113867595133, "professional": false, "ui_class": "" }, "description": "Hi mhhhh", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 17280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 14400, "initial_time": 259200, "max_time": 259200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 5986, "name": "Go ⚫️⚪️", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 20, "icon": "https://user-uploads.online-go.com/58ad3a859eec25a817d03bd6755c3f55-64.png" }, "auto_start_on_max": false, "time_start": "2021-07-20T09:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-07-20T10:22:28.671210Z", "ended": "2021-08-08T16:28:36.268284Z", "start_waiting": "2021-07-20T10:22:28.450094Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/58ad3a859eec25a817d03bd6755c3f55-15.png", "player_count": 4, "ranked": true }, { "id": 51093, "name": "correspondence tournament, chinese rules", "director": { "id": 380817, "username": "look info döskee", "country": "zz", "icon": "https://user-uploads.online-go.com/9b2153c750a7384cdad630699b7e138d-64.png", "ratings": { "version": 5, "overall": { "rating": 1001.1282744304297, "deviation": 68.63680878166396, "volatility": 0.058646562422007574 } }, "ranking": 14.942969758566955, "professional": false, "ui_class": "" }, "description": "Chinese rules", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "chinese", "time_per_move": 89280, "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": true, "group": { "id": 515, "name": "OGS Title Tournaments", "summary": "Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 2968, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png" }, "auto_start_on_max": false, "time_start": "2019-08-18T22:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2019-08-18T22:00:44.245862Z", "ended": "2019-11-08T03:42:47.410277Z", "start_waiting": "2019-08-18T22:00:43.505115Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png", "player_count": 6, "ranked": true }, { "id": 79128, "name": "CHSPJ WeiQi", "director": { "id": 998032, "username": "CHSPJ WeiQi", "country": "un", "icon": "https://secure.gravatar.com/avatar/e7882a9b927dc1d1606800f852249df7?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1685.9580923665997, "deviation": 111.51463363951173, "volatility": 0.05999379484557542 } }, "ranking": 27.008897099426854, "professional": false, "ui_class": "" }, "description": "CHSPJ WeiQi", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 13, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 300, "period_time": 10, "periods": 2 }, "is_open": true, "exclude_provisional": false, "group": { "id": 9188, "name": "CHSPJ WeiQi", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 24, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2021-08-22T09:35:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2021-08-22T09:34:48.296809Z", "ended": "2021-08-22T09:46:42.825645Z", "start_waiting": "2021-08-22T09:34:48.207166Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 3, "ranked": true }, { "id": 77710, "name": "aefaeF", "director": { "id": 1016128, "username": "TimTsai", "country": "tw", "icon": "https://user-uploads.online-go.com/5ad16efa4bdf65289a15d3505660b527-64.png", "ratings": { "version": 5, "overall": { "rating": 993.5512788378296, "deviation": 70.04800542370968, "volatility": 0.060231200015363015 } }, "ranking": 14.767093597042754, "professional": false, "ui_class": "" }, "description": "dgfEff", "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": true, "group": { "id": 4821, "name": "ST Maklom ", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 34, "icon": "https://user-uploads.online-go.com/ffe7b9ee7ce4f4f6cf177e21313b1429-64.png" }, "auto_start_on_max": false, "time_start": "2021-07-18T07:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-07-20T07:21:21.163210Z", "ended": "2021-08-03T03:08:19.992440Z", "start_waiting": "2021-07-20T07:21:21.067795Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/ffe7b9ee7ce4f4f6cf177e21313b1429-15.png", "player_count": 4, "ranked": true }, { "id": 52603, "name": "why not ?", "director": { "id": 564820, "username": "Remy66", "country": "_United_Federation_of_Planets", "icon": "https://user-uploads.online-go.com/d4966820632ed2d2601a0c3fe51b6dfd-64.png", "ratings": { "version": 5, "overall": { "rating": 1336.732127984474, "deviation": 61.7947729009138, "volatility": 0.059263687168937214 } }, "ranking": 21.635641393321688, "professional": false, "ui_class": "supporter" }, "description": "A tournament is always an experience that is worth.\nSo hope you'll join and enjoy", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 87840, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 129600, "period_time": 86400, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": { "id": 43, "name": "Kyu Level Study Group", "summary": "A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 8852, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png" }, "auto_start_on_max": false, "time_start": "2019-10-05T07:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 14, "max_ranking": 18, "analysis_enabled": false, "exclusivity": "invite", "started": "2019-10-05T07:00:15.255120Z", "ended": "2019-12-03T00:30:13.005295Z", "start_waiting": "2019-10-05T07:00:14.528749Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png", "player_count": 6, "ranked": true }, { "id": 53949, "name": "Correspondence 9x9 RoundRobin 2019-11-18 19:00", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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": 5, "name": "Correspondence 9x9 RoundRobin", "rrule": "DTSTART:20260312T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:56:18.340749Z", "last_run": "2026-03-12T19:00:10.512824Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 9, "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": "2026-03-15T19:00:00Z", "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": "2019-11-18T19:00:35.439512Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2019-11-18T19:01:43.453723Z", "ended": "2020-01-09T20:41:41.243149Z", "start_waiting": "2019-11-18T19:01:41.972026Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 6, "ranked": true } ] }
