Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=max_ranking&page=4901
{ "count": 60097, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=max_ranking&page=4902", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=max_ranking&page=4900", "results": [ { "id": 56304, "name": "3rd Atlanta 9x9 Fire: Group A", "director": { "id": 473434, "username": "DoubleSente", "country": "us", "icon": "https://user-uploads.online-go.com/7a52b9c53ec155ff3c7d9a45c75edecf-64.png", "ratings": { "version": 5, "overall": { "rating": 1891.386906647593, "deviation": 62.91280212348621, "volatility": 0.05998964037582742 } }, "ranking": 29.67060006447044, "professional": false, "ui_class": "" }, "description": "Winner takes home the Fire trophy and challenge coin!", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "japanese", "time_per_move": 30720, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 28800, "initial_time": 172800, "max_time": 259200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 3777, "name": "Atlanta Go Club", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 87, "icon": "https://user-uploads.online-go.com/0518472c36e05a1ac71136d7fb356f1e-64.png" }, "auto_start_on_max": false, "time_start": "2020-02-07T21:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2020-02-06T15:24:14.035694Z", "ended": "2020-02-22T00:52:27.184785Z", "start_waiting": "2020-02-06T15:24:13.430900Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/0518472c36e05a1ac71136d7fb356f1e-15.png", "player_count": 5, "ranked": true }, { "id": 86388, "name": "21/2 練習賽", "director": { "id": 732914, "username": "Myosu", "country": "hk", "icon": "https://user-uploads.online-go.com/3e8044bfa5bfb2689285ad63b474e524-64.png", "ratings": { "version": 5, "overall": { "rating": 2216.1194440671634, "deviation": 71.86629998446274, "volatility": 0.06019266480191935 } }, "ranking": 33.338654947917895, "professional": false, "ui_class": "" }, "description": "21/2 練習賽", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": -1, "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": 10046, "name": "Hiroki’s Group", "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": "2022-02-21T09:09:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2022-02-21T09:09:25.378970Z", "ended": "2022-02-21T10:14:53.652986Z", "start_waiting": "2022-02-21T09:09:25.296488Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 6, "ranked": true }, { "id": 59471, "name": "The Almost May Gotham Go Tournament", "director": { "id": 672272, "username": "deleted-515171ab-56e8-4b05-9971-91c5fe902288", "country": "_DOOP", "icon": "https://user-uploads.online-go.com/3e09c070b5c9162e0454cf14cf7c097c-64.png", "ratings": { "version": 5, "overall": { "rating": 1842.358358117415, "deviation": 61.53777752053051, "volatility": 0.060036423214984494 } }, "ranking": 29.062590647246083, "professional": false, "ui_class": "" }, "description": "An all day event go tournament.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 53, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 2100, "period_time": 30, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": { "id": 4589, "name": "Gotham Go Group - Manhattan", "summary": "A casual meeting of go players on the Upper West Side of Manhattan. Now meeting online during the COVID-19 pandemic.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 90, "icon": "https://user-uploads.online-go.com/3b3ee124afce29450a8ce644ef6f17d9-64.png" }, "auto_start_on_max": false, "time_start": "2020-04-25T14:00:00Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-04-28T14:06:28.846063Z", "ended": "2020-04-28T15:18:48.303430Z", "start_waiting": "2020-04-28T14:05:21.303913Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/3b3ee124afce29450a8ce644ef6f17d9-15.png", "player_count": 4, "ranked": true }, { "id": 73471, "name": "Oza Treizes 2019 Title Match - Board 1", "director": { "id": 40318, "username": "gamesorry", "country": "cn", "icon": "https://secure.gravatar.com/avatar/801cba34b77e0105326c402cc482cb09?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1983.8716096838407, "deviation": 66.47436181731337, "volatility": 0.06016517955109504 } }, "ranking": 30.775779233404702, "professional": false, "ui_class": "supporter" }, "description": "<!-- \nOza Treizes 2019 Title Match - Board 1\n-->\n\nTitle Holder: \n<a style=\"color:cyan\" href='https://online-go.com/user/view/43936/Sadaharu'>Sadaharu [Treizes Oza] x3</a>\n\n<table style=\"text-align:center;empty-cells:hide;table-layout:fixed;border:1px solid\">\n<tr>\n\t<td style=\"text-align:center\"><b>Edition</b></td>\n\t<td style=\"text-align:center\"><b>Title</b></td>\n\t<td style=\"text-align:center\"><b>Class</b></td>\n\t<td style=\"text-align:center\"><b>Year</b></td>\n\t<td style=\"text-align:center\"><b>Player 1</b></td>\n\t<td style=\"text-align:center\"><b>Player 2</b></td>\n\t<td></td>\n\t<td></td>\n\t<td><b>Matches</b></td>\n\t<td></td>\n\t<td></td>\n</tr>\n<tr>\n\t<td>4th</td>\n\t<td style=\"color:cyan\">Oza</td>\n\t<td>Treizes</td>\n\t<td>2019</td>\n\t<td><a style=\"color:cyan\" href='https://online-go.com/user/view/43936/Sadaharu'>Sadaharu [Treizes Oza]</a></td>\n\t<td><a href='https://online-go.com/player/589692/'>Utaha [1d]</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/73471'>Board 1</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/73472'>Board 2</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/73473'>Board 3</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/73474'>Board 4</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/73475'>Board 5</a></td>\n</tr>\n</table>\n\nTitle Tournament: <a href='https://online-go.com/tournament/43367'>Oza Treizes Title Tournament 2019</a>\n\nNote:\n- Bots and use of AI are prohibited in this tournament and violators will be disqualified.", "schedule": null, "title": null, "tournament_type": "elimination", "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": false, "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": 2991, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png" }, "auto_start_on_max": false, "time_start": "2021-04-06T08:50:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2021-04-06T08:50:11.709821Z", "ended": "2021-05-04T13:15:42.702095Z", "start_waiting": "2021-04-06T08:50:11.651585Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png", "player_count": 2, "ranked": true }, { "id": 66764, "name": "Auto handicap 19x19", "director": { "id": 770232, "username": "Jaedon R", "country": "us", "icon": "https://user-uploads.online-go.com/32563c1fb86fc3baeb8768c7e03f200f-64.png", "ratings": { "version": 5, "overall": { "rating": 1621.4107448305022, "deviation": 67.20304953517915, "volatility": 0.06018460331506228 } }, "ranking": 26.10518122948739, "professional": false, "ui_class": "" }, "description": "Auto Handicap Enjoy! :)", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": -1, "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": 6273, "name": "19x19 Players", "summary": "19x19 enthusiasts", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 365, "icon": "https://user-uploads.online-go.com/fd93c5b84e277ce846851c8b71ec9778-64.png" }, "auto_start_on_max": false, "time_start": "2021-02-28T19:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-02-28T19:00:32.489871Z", "ended": "2023-12-02T20:32:29.050190Z", "start_waiting": "2021-02-28T19:00:19.536558Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/fd93c5b84e277ce846851c8b71ec9778-15.png", "player_count": 99, "ranked": true }, { "id": 78163, "name": "Class A 29/07/64", "director": { "id": 510353, "username": "มะเฟือง", "country": "th", "icon": "https://user-uploads.online-go.com/dc2da59394ef24fe6bb404acb8fe2ffb-64.png", "ratings": { "version": 5, "overall": { "rating": 1898.0844360299486, "deviation": 65.51245580035878, "volatility": 0.06028191673303621 } }, "ranking": 29.752430986318352, "professional": false, "ui_class": "" }, "description": "Class A 29/07/64", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 26, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 600, "period_time": 20, "periods": 1 }, "is_open": true, "exclude_provisional": false, "group": { "id": 9668, "name": "อบรมหมากล้อมออนไลน์", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 335, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2021-07-29T09:45:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2021-07-29T09:45:35.796357Z", "ended": "2021-07-29T11:02:10.025358Z", "start_waiting": "2021-07-29T09:45:35.511418Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 7, "ranked": true }, { "id": 119273, "name": "Go Zodiac Friendship Games Online ราศีสิงห์ รุ่น F1 กระดาน 9x9 (ต่ำกว่า 8 คิว)", "director": { "id": 912815, "username": "cp06", "country": "un", "icon": "https://user-uploads.online-go.com/4da1ef892b79d62ea729b1964f8d22fc-64.png", "ratings": { "version": 5, "overall": { "rating": 1714.2976090919533, "deviation": 165.413817348452, "volatility": 0.05999825538800575 } }, "ranking": 27.394794550290733, "professional": false, "ui_class": "provisional" }, "description": "เต้มต่อ 6.5 คะแนน", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 21, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "blitz", "pause_on_weekends": false, "main_time": 300, "period_time": 10, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 10408, "name": "Zodiac กลุ่ม F(ต่ำกว่า 8 คิว) กระดาน 9", "summary": "", "require_invitation": true, "is_public": false, "admin_only_tournaments": true, "hide_details": false, "member_count": 983, "icon": "https://user-uploads.online-go.com/e347d3f7f8d53cfe3a1fed187a3e1f1e-64.png" }, "auto_start_on_max": false, "time_start": "2024-08-30T10:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2024-08-30T10:00:35.607181Z", "ended": "2024-08-30T10:58:17.404106Z", "start_waiting": "2024-08-30T10:00:35.334128Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/e347d3f7f8d53cfe3a1fed187a3e1f1e-15.png", "player_count": 21, "ranked": true }, { "id": 133857, "name": "upro je dosadan", "director": { "id": 1546736, "username": "dodov", "country": "un", "icon": "https://secure.gravatar.com/avatar/9b91b2743933f57ce9514a8fe4a948d4?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1046.466443304714, "deviation": 300.26900803837844, "volatility": 0.06000469598906954 } }, "ranking": 15.968319334131396, "professional": false, "ui_class": "provisional" }, "description": "upro je dosadan", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 51, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 600, "period_time": 30, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 15845, "name": "vugrinec", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 2, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2025-10-29T10:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2025-11-29T01:29:10.326003Z", "ended": "2025-11-29T01:29:24.425915Z", "start_waiting": "2025-11-29T01:29:10.281988Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true }, { "id": 102047, "name": "19x19 Open League #13", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1367.588622677485, "deviation": 69.4904002406682, "volatility": 0.06023013142209927 } }, "ranking": 22.163950658246716, "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": 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": 78, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png" }, "auto_start_on_max": true, "time_start": "2023-04-30T21:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-04-30T06:56:25.090209Z", "ended": "2023-09-11T00:48:20.188836Z", "start_waiting": "2023-04-30T06:56:24.618318Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png", "player_count": 10, "ranked": true }, { "id": 60232, "name": "MAY 8", "director": { "id": 628342, "username": "Aegenesee", "country": "tr", "icon": "https://secure.gravatar.com/avatar/7c247a2ad1429e10d9a0b280b63dacca?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1389.4866582751092, "deviation": 61.3227798520018, "volatility": 0.060023687831280335 } }, "ranking": 22.531695556446603, "professional": false, "ui_class": "" }, "description": "may 8", "schedule": null, "title": null, "tournament_type": "mcmahon", "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": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 4030, "name": "ACI Go Club", "summary": "American Collegiate Institute Go Club", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 33, "icon": "https://user-uploads.online-go.com/9ce7fec4c17310ffc74a763e3d8ddfed-64.png" }, "auto_start_on_max": false, "time_start": "2020-05-08T15:06:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-05-08T15:06:26.843020Z", "ended": "2020-05-08T15:33:48.521359Z", "start_waiting": "2020-05-08T15:06:26.654148Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/9ce7fec4c17310ffc74a763e3d8ddfed-15.png", "player_count": 3, "ranked": true } ] }
