Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=players_start&page=514
{ "count": 60905, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=players_start&page=515", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=players_start&page=513", "results": [ { "id": 137513, "name": "Southampton Jan2026 13x13 Bracket Tournament", "director": { "id": 1350621, "username": "SMS-Mr.d", "country": "us", "icon": "https://user-uploads.online-go.com/a37a10b28a4630ef53f62c17e567cca7-64.png", "ratings": { "version": 5, "overall": { "rating": 1075.2700317591648, "deviation": 61.726979937746016, "volatility": 0.059987307199874225 } }, "ranking": 16.59690261731099, "professional": false, "ui_class": "" }, "description": "Southampton Jan2026 13x13 Bracket Tournament", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 7, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "rapid", "pause_on_weekends": false, "time_increment": 6, "initial_time": 60, "max_time": 60 }, "is_open": true, "exclude_provisional": false, "group": { "id": 14789, "name": "Southampton Middle School Go Club", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": true, "hide_details": true, "member_count": 15, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2026-02-18T20:03:00Z", "players_start": 2, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2026-02-18T20:03:15.681095Z", "ended": "2026-02-18T20:52:51.822051Z", "start_waiting": "2026-02-18T20:03:15.300507Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 8, "ranked": false }, { "id": 92276, "name": "Greg's August 2020 13x13", "director": { "id": 839774, "username": "greg556", "country": "us", "icon": "https://secure.gravatar.com/avatar/ab22c240c07a79025a1565e22698dd21?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1352.355170779992, "deviation": 65.78171266435913, "volatility": 0.06010244192669599 } }, "ranking": 21.90463787420026, "professional": false, "ui_class": "" }, "description": "August 13x13 Swiss, slide and strength.\n\nVacation and pauses not allowed, at discretion of director.\n\nLet’s try something different with the timing. 3 days max time, but 4-hour time increment. This way, you’ll still be able to take a couple days off if you need to, but over all the games can keep moving a little quicker. Let’s see how it goes.", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 15360, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 14400, "initial_time": 86400, "max_time": 259200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 7162, "name": "Greg's Tournament Group", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 13, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2022-08-01T17:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-08-01T17:00:38.276652Z", "ended": "2022-09-26T04:10:26.854778Z", "start_waiting": "2022-08-01T17:00:38.088441Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 10, "ranked": true }, { "id": 81219, "name": "Shogi 将棋 9x9 LXXVII", "director": { "id": 697149, "username": "deleted-57394cd2-c7b2-41c3-9e0b-1d116d71ec17", "country": "se", "icon": "https://user-uploads.online-go.com/2d41f0fc65fb65cf386d8f5534a6d163-64.png", "ratings": { "version": 5, "overall": { "rating": 1665.2715388700315, "deviation": 71.21323820073493, "volatility": 0.0598806998975717 } }, "ranking": 26.723091679426847, "professional": false, "ui_class": "" }, "description": "9x9 like Shogi, the only major chess variant where you can put pieces back on the board.", "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": false, "group": { "id": 935, "name": "Shogi 81Dojo", "summary": "Group for Shogi players on 81Dojo", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 39, "icon": "https://user-uploads.online-go.com/3c4c30cf525cdb0ce1b84419cbc29df1-64.png" }, "auto_start_on_max": false, "time_start": "2021-10-29T16:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2021-10-29T16:00:11.987203Z", "ended": "2022-01-18T10:34:46.857475Z", "start_waiting": "2021-10-29T16:00:11.891105Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/3c4c30cf525cdb0ce1b84419cbc29df1-15.png", "player_count": 4, "ranked": true }, { "id": 89384, "name": "子洋vs思瑜", "director": { "id": 1125975, "username": "東東1234", "country": "un", "icon": "https://secure.gravatar.com/avatar/7073c3c0c19e1e2362786d7d3cacee04?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1636.613123803098, "deviation": 92.9778953940374, "volatility": 0.06000761280908969 } }, "ranking": 26.321224844663433, "professional": false, "ui_class": "" }, "description": "11111111111", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 50, "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": false, "group": { "id": 11450, "name": "黎老師群組", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 39, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2022-04-30T08:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-04-30T07:40:34.511565Z", "ended": "2022-04-30T08:03:09.974125Z", "start_waiting": "2022-04-30T07:40:34.474935Z", "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": 100672, "name": "Let's go !!!", "director": { "id": 1269895, "username": "Cybèle", "country": "150", "icon": "https://user-uploads.online-go.com/caf19b4503b856d082647225e7fd43fe-64.png", "ratings": { "version": 5, "overall": { "rating": 851.7548343620693, "deviation": 65.6611210379101, "volatility": 0.060475938900673494 } }, "ranking": 11.202295874311151, "professional": false, "ui_class": "" }, "description": "super tournoi affectueux!", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": -1, "rules": "japanese", "time_per_move": 30, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "live", "pause_on_weekends": false, "per_move": 30 }, "is_open": true, "exclude_provisional": false, "group": { "id": 12930, "name": "Let's GOAT!", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 82, "icon": "https://user-uploads.online-go.com/a0c7ab7dee39303c7ca4faa23f7fc7c5-64.png" }, "auto_start_on_max": false, "time_start": "2023-03-02T10:14:00Z", "players_start": 2, "first_pairing_method": "random", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-03-02T10:29:02.009532Z", "ended": "2023-03-02T10:34:14.417512Z", "start_waiting": "2023-03-02T10:29:01.949487Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/a0c7ab7dee39303c7ca4faa23f7fc7c5-15.png", "player_count": 2, "ranked": true }, { "id": 84128, "name": "ลองระบบ", "director": { "id": 713103, "username": "Fuyumi", "country": "th", "icon": "https://user-uploads.online-go.com/1e7e64d6c659ac4d39e952156bf19c2a-64.png", "ratings": { "version": 5, "overall": { "rating": 1143.6828187306164, "deviation": 133.90349062385755, "volatility": 0.06000526511750986 } }, "ranking": 18.0248357268583, "professional": false, "ui_class": "" }, "description": "ลองระบบ", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 70, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 30, "initial_time": 3600, "max_time": 3600 }, "is_open": true, "exclude_provisional": false, "group": { "id": 10060, "name": "MUGO ชมรมหมากล้อมมหาวิทยาลัยมหิดล", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 33, "icon": "https://user-uploads.online-go.com/32ead8688f3400443bffa3be1ca155a4-64.png" }, "auto_start_on_max": true, "time_start": "2021-12-26T12:35:00Z", "players_start": 2, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-12-26T12:35:37.474666Z", "ended": "2021-12-26T12:51:50.733940Z", "start_waiting": "2021-12-26T12:35:37.407969Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/32ead8688f3400443bffa3be1ca155a4-15.png", "player_count": 2, "ranked": true }, { "id": 71327, "name": "fk vi", "director": { "id": 910029, "username": "yeong ha ko", "country": "fr", "icon": "https://user-uploads.online-go.com/0456aecb47ecd3a87457e7b4e1acc1a9-64.png", "ratings": { "version": 5, "overall": { "rating": 1732.4568994457843, "deviation": 71.3527930233796, "volatility": 0.06075833324406251 } }, "ranking": 27.638729220033547, "professional": false, "ui_class": "" }, "description": "qetbwetbhwtrnhwynwy hwy5h wy5h w5y h 35ynj e5 ny etyn etyn\netyne\ntyumne\ntumn\nre\ntumr6umeutmnethgneryng\netyne etyneuynetun\netun\net\nu\ntu\nmumn fhdgntdhfnhethgdnybh", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 10, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 10, "initial_time": 10, "max_time": 10 }, "is_open": true, "exclude_provisional": true, "group": { "id": 8304, "name": "club hikaru no go", "summary": "welcome all fan of Hikaru no go and on piece", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 116, "icon": "https://user-uploads.online-go.com/0e2fd110d817a4183ba74caeb4f5d2d6-64.png" }, "auto_start_on_max": false, "time_start": "2021-02-12T10:30:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-02-12T10:30:31.951149Z", "ended": "2021-02-12T10:31:35.589119Z", "start_waiting": "2021-02-12T10:30:31.900318Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/0e2fd110d817a4183ba74caeb4f5d2d6-15.png", "player_count": 2, "ranked": true }, { "id": 99190, "name": "3 -> 鄒綽廉 4 -> 許澤延", "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": "3 -> 鄒綽廉\n4 -> 許澤延", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "chinese", "time_per_move": 37, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 900, "period_time": 30, "periods": 2 }, "is_open": true, "exclude_provisional": false, "group": { "id": 7533, "name": "傳碁 A班", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 36, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2023-01-21T11:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2023-01-21T10:09:20.971641Z", "ended": "2023-01-21T11:14:56.721855Z", "start_waiting": "2023-01-21T10:09:20.904754Z", "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": 72024, "name": "2月歷碁賽 第三輪 簡頌賢 VS 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": "2月歷碁賽 第三輪 簡頌賢 VS 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": "2021-02-28T11:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2021-02-28T10:02:10.056790Z", "ended": "2021-02-28T10:42:53.252029Z", "start_waiting": "2021-02-28T10:02:09.969947Z", "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": 68299, "name": "9x9 everyday", "director": { "id": 882982, "username": "huuawei", "country": "un", "icon": "https://secure.gravatar.com/avatar/600f05ebf1f3d90d91ee04fbc732affc?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1304.592079898415, "deviation": 62.73819412634579, "volatility": 0.0599900013592158 } }, "ranking": 21.072227908375883, "professional": false, "ui_class": "" }, "description": "9x9 everyday", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 12, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "live", "pause_on_weekends": false, "per_move": 12 }, "is_open": true, "exclude_provisional": false, "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": 18133, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": "2020-11-28T12:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-11-28T12:00:40.779733Z", "ended": "2020-11-28T12:06:22.994756Z", "start_waiting": "2020-11-28T12:00:40.637440Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 3, "ranked": true } ] }
