Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=4291
{ "count": 59232, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=4292", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=4290", "results": [ { "id": 41888, "name": "2018 - Autumn Lviv Tournament - Middle", "director": { "id": 427977, "username": "OleksandrPshenychnyy", "country": "ua", "icon": "https://user-uploads.online-go.com/d549d0e6e73d804c76aa49a720165e9a-64.png", "ratings": { "version": 5, "overall": { "rating": 1580.7851415473579, "deviation": 60.66957859293659, "volatility": 0.05995726431841398 } }, "ranking": 25.517751095514104, "professional": false, "ui_class": "supporter" }, "description": "2018 - Autumn Lviv Tournament - Middle", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "japanese", "time_per_move": 28800, "time_control_parameters": { "period_time": 604800, "main_time": 0, "system": "canadian", "pause_on_weekends": false, "time_control": "canadian", "stones_per_period": 21, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 1460, "name": "Lviv Club", "summary": "Lviv Go Players Group", "require_invitation": false, "is_public": false, "admin_only_tournaments": true, "hide_details": false, "member_count": 28, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2018-10-23T22:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2018-10-19T05:21:07.376654Z", "ended": "2018-12-05T10:54:58.998739Z", "start_waiting": "2018-10-19T05:21:03.440475Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 10, "ranked": true }, { "id": 124043, "name": "Новогодний турнир SE. O.", "director": { "id": 1508661, "username": "Vadim4ik", "country": "ru", "icon": "https://user-uploads.online-go.com/8ae6f8d4e48a541c14a904302d12d04c-64.png", "ratings": { "version": 5, "overall": { "rating": 472.2234118614783, "deviation": 67.5295802169114, "volatility": 0.06042682585189197 } }, "ranking": 5, "professional": false, "ui_class": "" }, "description": "Новогодний турнир!", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 259200, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "correspondence", "pause_on_weekends": true, "per_move": 259200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 14579, "name": "RUSSIAN GO", "summary": "Турниры, обучение го (вейчи) и друзья.", "require_invitation": true, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 30, "icon": "https://user-uploads.online-go.com/b1f500bb395e661172848f407e2a736d-64.png" }, "auto_start_on_max": false, "time_start": "2025-01-08T03:00:00Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-01-08T03:00:37.927657Z", "ended": "2025-05-30T12:45:31.267564Z", "start_waiting": "2025-01-08T03:00:37.521385Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/b1f500bb395e661172848f407e2a736d-15.png", "player_count": 8, "ranked": true }, { "id": 11345, "name": "fight", "director": { "id": 186683, "username": "ferdinand1", "country": "un", "icon": "https://secure.gravatar.com/avatar/78b7b08a9e04295db79557aeb8ea7312?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1188.6244403698317, "deviation": 64.93713098100044, "volatility": 0.06004740379196565 } }, "ranking": 18.917108674634274, "professional": false, "ui_class": "" }, "description": "vanity", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 740, "time_control_parameters": { "time_control": "fischer", "initial_time": 1800, "max_time": 2400, "time_increment": 720 }, "is_open": true, "exclude_provisional": true, "group": { "id": 351, "name": "Fight Club", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 367, "icon": "https://user-uploads.online-go.com/84c668c6929052e27b769484f8a7a326-64.png" }, "auto_start_on_max": false, "time_start": "2015-10-05T15:50:00Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2015-10-11T09:27:38.300874Z", "ended": "2015-10-11T10:56:06.700345Z", "start_waiting": "2015-10-11T09:27:37.028031Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/84c668c6929052e27b769484f8a7a326-15.png", "player_count": 4, "ranked": true }, { "id": 72199, "name": "April 10 tournament Handicap", "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": "With chinese rules", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": -1, "rules": "chinese", "time_per_move": 262080, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 259200, "period_time": 259200, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": { "id": 3, "name": "OGS", "summary": "An open group for folks' who like OGS!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1780, "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.png" }, "auto_start_on_max": false, "time_start": "2021-03-10T19:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-03-10T19:00:33.343691Z", "ended": "2022-08-26T12:31:53.356166Z", "start_waiting": "2021-03-10T19:00:31.432522Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png", "player_count": 20, "ranked": true }, { "id": 11286, "name": "Correspondence 9x9 RoundRobin 2015-10-04 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": 5, "name": "Correspondence 9x9 RoundRobin", "rrule": "DTSTART:20260402T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:56:18.340749Z", "last_run": "2026-04-02T19:00:15.771573Z", "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": "2026-04-05T19:00:00Z", "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": "2015-10-04T01:00:46.130343Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2015-10-04T01:01:05.992718Z", "ended": "2015-11-24T22:37:36.668599Z", "start_waiting": "2015-10-04T01:01:05.208583Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 10, "ranked": true }, { "id": 108889, "name": "Spokesman", "director": { "id": 1445427, "username": "Help me Im in twubble", "country": "us", "icon": "https://user-uploads.online-go.com/27ba81a8448b6bd19bedba107f6a3791-64.png", "ratings": { "version": 5, "overall": { "rating": 1188.815755117454, "deviation": 79.05971879652472, "volatility": 0.05997281945958606 } }, "ranking": 18.92083447722264, "professional": false, "ui_class": "" }, "description": "Idjinosd", "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": 13679, "name": "Susquenita Go Club", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 18, "icon": "https://user-uploads.online-go.com/9eb90bc4857244bc3e03c8109370de59-64.png" }, "auto_start_on_max": false, "time_start": "2023-10-26T14:49:00Z", "players_start": 1, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-10-26T14:49:36.904014Z", "ended": "2023-10-26T14:49:36.880619Z", "start_waiting": "2023-10-26T14:49:36.393969Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/9eb90bc4857244bc3e03c8109370de59-15.png", "player_count": 1, "ranked": true }, { "id": 90838, "name": "區思源\t李子睿", "director": { "id": 818416, "username": "傳碁學園", "country": "un", "icon": "https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png", "ratings": { "version": 5, "overall": { "rating": 1898.3468207617877, "deviation": 71.28817954667363, "volatility": 0.06041644550084839 } }, "ranking": 29.755630942351214, "professional": false, "ui_class": "" }, "description": "區思源\t李子睿", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 36, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 600, "period_time": 30, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6399, "name": "傳碁 B班", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 53, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2022-06-04T05:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2022-06-04T04:59:09.717311Z", "ended": "2022-06-04T05:31:11.870207Z", "start_waiting": "2022-06-04T04:59:09.643910Z", "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": 96269, "name": "Dリーグ（16級～12級）", "director": { "id": 776731, "username": "AYAMI.S", "country": "un", "icon": "https://user-uploads.online-go.com/5985cab067a8cd43093abdd527e1fd32-64.png", "ratings": { "version": 5, "overall": { "rating": 2135.391155460219, "deviation": 62.434741307036, "volatility": 0.05997799478924156 } }, "ranking": 32.47960874599521, "professional": false, "ui_class": "" }, "description": "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": "2022-11-06T03:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 14, "max_ranking": 18, "analysis_enabled": true, "exclusivity": "group", "started": "2022-11-06T03:00:50.458898Z", "ended": "2022-12-03T06:46:23.262992Z", "start_waiting": "2022-11-06T03:00:49.848223Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/8246898de5c953274f7be81122b75b69-15.png", "player_count": 5, "ranked": true }, { "id": 128563, "name": "13x13 Open League #43", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1327.8708798787889, "deviation": 68.43655838023334, "volatility": 0.06019975291368844 } }, "ranking": 21.481668250404397, "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/12599", "schedule": null, "title": null, "tournament_type": "roundrobin", "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": false, "group": { "id": 12599, "name": "GO Special Tournaments", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 70, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png" }, "auto_start_on_max": true, "time_start": "2025-06-08T20:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-06-07T20:50:37.776259Z", "ended": "2025-08-30T04:02:25.063026Z", "start_waiting": "2025-06-07T20:50:37.223499Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png", "player_count": 10, "ranked": true }, { "id": 89672, "name": "9x9 9x9 9x9(9)", "director": { "id": 1137358, "username": "5k bot", "country": "un", "icon": "https://user-uploads.online-go.com/8f4cf69f7c9dbc27182081f5ff88be5c-64.png", "ratings": { "version": 5, "overall": { "rating": 1634.9416517835289, "deviation": 65.32242502992433, "volatility": 0.060022478894750174 } }, "ranking": 26.297569681736874, "professional": false, "ui_class": "" }, "description": "10s a move", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 10, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "live", "pause_on_weekends": false, "per_move": 10 }, "is_open": true, "exclude_provisional": true, "group": { "id": 11640, "name": "9x9 super fast", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 4, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2022-05-07T01:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-05-30T07:16:54.568401Z", "ended": "2022-05-30T07:17:52.050347Z", "start_waiting": "2022-05-30T07:16:54.496107Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true } ] }
