Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=546
{ "count": 60304, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=547", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=545", "results": [ { "id": 7405, "name": "Correspondence 9x9 RoundRobin 2015-05-13 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": 5, "name": "Correspondence 9x9 RoundRobin", "rrule": "DTSTART:20260716T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:56:18.340749Z", "last_run": "2026-07-16T19:00:48.839911Z", "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": "2026-07-19T19:00:00Z", "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": "2015-05-13T01:00:50.945454Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2015-05-13T01:01:11.680753Z", "ended": "2015-06-02T16:28:20.369556Z", "start_waiting": "2015-05-13T01:01:10.940728Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 8, "ranked": true }, { "id": 40867, "name": "Brasil Primavera 2018 · A", "director": { "id": 307866, "username": "swafaron", "country": "br", "icon": "https://user-uploads.online-go.com/c62da84b968b7d03ab1235c4e4988c13-64.png", "ratings": { "version": 5, "overall": { "rating": 1568.7246028591371, "deviation": 62.77870530874028, "volatility": 0.05985028812148364 } }, "ranking": 25.340451859744853, "professional": false, "ui_class": "" }, "description": "Brasil Primavera 2018 · Liga A", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 30720, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 172800, "max_time": 259200, "time_increment": 28800, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 1527, "name": "Brasil", "summary": "Ponto de encontro dos jogadores brasileiros", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 495, "icon": "https://user-uploads.online-go.com/94104bdcbaa52ac8e424a6fb2a6b03a4-64.png" }, "auto_start_on_max": false, "time_start": "2018-09-23T11:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 25, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2018-09-23T11:00:47.136640Z", "ended": "2019-09-26T22:11:23.694521Z", "start_waiting": "2018-09-23T11:00:45.385158Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/94104bdcbaa52ac8e424a6fb2a6b03a4-15.png", "player_count": 7, "ranked": true }, { "id": 83039, "name": "9x9 พร้อมกัน", "director": { "id": 564908, "username": "Sarawoot Kanya", "country": "th", "icon": "https://user-uploads.online-go.com/b6481afb00bf1ffc14aefec9418093c9-64.png", "ratings": { "version": 5, "overall": { "rating": 1450.7244757952644, "deviation": 64.2988723906399, "volatility": 0.06068198210976438 } }, "ranking": 23.53012500304784, "professional": false, "ui_class": "" }, "description": "9x9 พร้อมกัน", "schedule": null, "title": null, "tournament_type": "s_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": 5893, "name": "Go Family", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 150, "icon": "https://user-uploads.online-go.com/69dc5c9576b388c1fc86c857114ab798-64.png" }, "auto_start_on_max": false, "time_start": "2021-11-28T03:53:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-11-28T03:54:09.230868Z", "ended": "2021-11-28T04:34:54.132695Z", "start_waiting": "2021-11-28T03:54:09.052205Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/69dc5c9576b388c1fc86c857114ab798-15.png", "player_count": 4, "ranked": true }, { "id": 78880, "name": "tgtgtgtgt", "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": "vtygtgt", "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": 7838, "name": "DA NOOOOOOOOOOOOOOOOOOOOOBS", "summary": "PLACE FOR NOOBS", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 17, "icon": "https://user-uploads.online-go.com/c49863a98b06ea695cdd4c2ed9a4320d-64.png" }, "auto_start_on_max": false, "time_start": "2021-08-17T06:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-08-17T15:37:06.083132Z", "ended": "2021-11-05T22:44:35.431854Z", "start_waiting": "2021-08-17T15:37:05.863429Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/c49863a98b06ea695cdd4c2ed9a4320d-15.png", "player_count": 4, "ranked": true }, { "id": 14721, "name": "Correspondence 9x9 RoundRobin 2016-02-07 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": 5, "name": "Correspondence 9x9 RoundRobin", "rrule": "DTSTART:20260716T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:56:18.340749Z", "last_run": "2026-07-16T19:00:48.839911Z", "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": "2026-07-19T19:00:00Z", "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": "2016-02-07T01:00:56.542712Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2016-02-07T01:01:16.244271Z", "ended": "2016-03-14T23:17:20.650690Z", "start_waiting": "2016-02-07T01:01:15.355746Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 8, "ranked": true }, { "id": 79142, "name": "Portland Go Club Round Robin Correspondence", "director": { "id": 414247, "username": "deleted-fa804cd8-6ab7-464b-9086-37132b9f0d41", "country": "_Klingon", "icon": "https://user-uploads.online-go.com/49d1118f9ed64c8cba93995915666bdf-64.png", "ratings": { "version": 5, "overall": { "rating": 1408.0284845072122, "deviation": 68.28960173181599, "volatility": 0.06003110566876167 } }, "ranking": 22.838574726758207, "professional": false, "ui_class": "" }, "description": "A tournament for fun to get a chance to play some of the other people in the club! Games with use automatic handicap and style will be Round Robin where everyone plays everyone else", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 93120, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 604800, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 5361, "name": "Portland Go Club", "summary": "The Portland Go Club Group on OGS", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 75, "icon": "https://user-uploads.online-go.com/535302be35a16be59b81aa9e31def42a-64.png" }, "auto_start_on_max": false, "time_start": "2021-08-22T18:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-08-22T18:04:20.242965Z", "ended": "2021-10-19T15:44:32.478728Z", "start_waiting": "2021-08-22T18:04:19.809067Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/535302be35a16be59b81aa9e31def42a-15.png", "player_count": 4, "ranked": true }, { "id": 78480, "name": "初級リーグ（14級～10級）", "director": { "id": 874208, "username": "FUKO.S", "country": "jp", "icon": "https://user-uploads.online-go.com/aa170ff76e007cc7bc7a15709e85dbb8-64.png", "ratings": { "version": 5, "overall": { "rating": 2208.151542128061, "deviation": 68.94747429756583, "volatility": 0.06003767154281009 } }, "ranking": 33.25527075653788, "professional": false, "ui_class": "supporter" }, "description": "キラキラリーグ内の【初級向け】リーグ戦です。 持ち時間は14日。 2021年8月12日のリーグ開始時に参加されているメンバーでの総あたり戦になります。（レーティングによる自動ハンデ付き）\n\n全部のゲームが一斉に始まりますので、自分の手番になっている対局はどんどん着手していきましょう。", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "japanese", "time_per_move": 13440, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": false, "total_time": 1209600 }, "is_open": true, "exclude_provisional": false, "group": { "id": 7692, "name": "Yushima Go Cafe （湯島囲碁喫茶）", "summary": "This is a group exclusively for guests of Yushima Go Cafe and members of the Online Go Salon.\n湯島囲碁喫茶のゲスト＆オンライン囲碁サロンメンバー専用のグループです。", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 114, "icon": "https://user-uploads.online-go.com/8246898de5c953274f7be81122b75b69-64.png" }, "auto_start_on_max": false, "time_start": "2021-08-12T11:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2021-08-12T11:00:43.220869Z", "ended": "2021-09-04T13:24:18.696254Z", "start_waiting": "2021-08-12T11:00:41.996299Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/8246898de5c953274f7be81122b75b69-15.png", "player_count": 8, "ranked": true }, { "id": 104889, "name": "Correspondence 19x19 RoundRobin 2023-07-01 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": 6, "name": "Correspondence 19x19 RoundRobin", "rrule": "DTSTART:20260717T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:58:31.027016Z", "last_run": "2026-07-17T19:00:48.681889Z", "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": "2026-07-20T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "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": "2023-07-01T19:00:56.687210Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2023-07-01T19:00:57.175256Z", "ended": "2023-08-19T17:45:58.529725Z", "start_waiting": "2023-07-01T19:00:56.941868Z", "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": 104951, "name": "9x9 Mini League 10k-25k #163", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1336.033315561903, "deviation": 72.41616953305076, "volatility": 0.0602343032640573 } }, "ranking": 21.623535948012073, "professional": false, "ui_class": "" }, "description": "Special league for players between 25kyu and 10kyu. 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": "2023-07-09T19:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2023-07-08T14:58:37.656230Z", "ended": "2023-08-13T18:08:37.825278Z", "start_waiting": "2023-07-08T14:58:37.495882Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 5, "ranked": true }, { "id": 78703, "name": "Fast Correspondence 2021-08-19", "director": { "id": 784, "username": "mlopezviedma", "country": "ar", "icon": "https://user-uploads.online-go.com/3e911828e4e25e61f8faede9d9277323-64.png", "ratings": { "version": 5, "overall": { "rating": 1546.1538674294254, "deviation": 62.03504989658016, "volatility": 0.059739123217599915 } }, "ranking": 25.004951341512772, "professional": false, "ui_class": "supporter moderator" }, "description": "Please, avoid delaying your games using the vacation feature.\n\nAnalysis is enabled to allow the use of conditional moves.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 30720, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 28800, "initial_time": 172800, "max_time": 172800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 508, "name": "Fast Correspondence", "summary": "Tournaments for people who like to play quick correspondence games.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 827, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png" }, "auto_start_on_max": false, "time_start": "2021-08-19T00:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-08-19T00:00:30.742232Z", "ended": "2021-09-26T11:56:22.397858Z", "start_waiting": "2021-08-19T00:00:29.876191Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png", "player_count": 8, "ranked": true } ] }
