Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=1436
{ "count": 59724, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=1437", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=1435", "results": [ { "id": 118767, "name": "1º Rock & Metal Group Tournament", "director": { "id": 1268300, "username": "Jonathan Abrantes", "country": "br", "icon": "https://user-uploads.online-go.com/b925f75b823f4ef47032c7b14434e8bb-64.png", "ratings": { "version": 5, "overall": { "rating": 888.399131847396, "deviation": 66.25616411378985, "volatility": 0.060021405147140716 } }, "ranking": 12.177429028870463, "professional": false, "ui_class": "" }, "description": "For all the rock and metal lovers.", "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": 10964, "name": "Rock & Metal Group", "summary": "For all Go players who love rock and metal music!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1, "icon": "https://user-uploads.online-go.com/cebfb1949be37e92e6a24752e42f9952-64.png" }, "auto_start_on_max": false, "time_start": "2025-01-01T19:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-01-01T19:00:35.735879Z", "ended": "2025-03-04T04:54:00.844449Z", "start_waiting": "2025-01-01T19:00:35.616329Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/cebfb1949be37e92e6a24752e42f9952-15.png", "player_count": 7, "ranked": true }, { "id": 116442, "name": "World Association2", "director": { "id": 1430197, "username": "deleted-d13910fe-e5a4-4040-93d7-d0668f5ae4d4", "country": "cn", "icon": "https://user-uploads.online-go.com/927e69cecbf365e2078395ee98e817f3-64.png", "ratings": { "version": 5, "overall": { "rating": 875.5175656976088, "deviation": 135.16783669189448, "volatility": 0.06004585505058601 } }, "ranking": 11.839302451557224, "professional": false, "ui_class": "" }, "description": "World Association！World Association！", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 609587, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": false, "main_time": 604800, "period_time": 604800, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 13633, "name": "World Association", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": true, "member_count": 1, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2024-05-26T06:00:00Z", "players_start": 1, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-05-26T05:12:24.551418Z", "ended": "2024-05-26T05:44:46.916378Z", "start_waiting": "2024-05-26T05:12:24.485900Z", "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": 6229, "name": "Orion 2015", "director": { "id": 66704, "username": "mita va", "country": "at", "icon": "https://user-uploads.online-go.com/7a4d02532a68fa46afdbca6ba63e594a-64.png", "ratings": { "version": 5, "overall": { "rating": 765.6932270967699, "deviation": 65.1712803453623, "volatility": 0.059132450595813575 } }, "ranking": 8.736424323635985, "professional": false, "ui_class": "supporter" }, "description": "dtz bhuji", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 21, "time_control_parameters": { "time_control": "byoyomi", "period_time": 20, "main_time": 120, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 357, "name": "ORION", "summary": "Torneo Latinoamericano de Go por equipos Sub-18", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 137, "icon": "https://user-uploads.online-go.com/ee9d9460a8b97d165ea8a0d257436c51-64.png" }, "auto_start_on_max": false, "time_start": "2015-03-29T15:01:00Z", "players_start": 3, "first_pairing_method": "random", "subsequent_pairing_method": "slaughter", "min_ranking": 10, "max_ranking": 15, "analysis_enabled": true, "exclusivity": "open", "started": "2015-03-29T15:01:16.648198Z", "ended": "2015-03-29T15:23:12.118834Z", "start_waiting": "2015-03-29T15:01:16.570081Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/ee9d9460a8b97d165ea8a0d257436c51-15.png", "player_count": 3, "ranked": true }, { "id": 113402, "name": "19x19 Open League #47", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1278.1418804365962, "deviation": 68.96228044266971, "volatility": 0.06021152405134618 } }, "ranking": 20.59804548357835, "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": 73, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png" }, "auto_start_on_max": true, "time_start": "2024-03-17T22:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-03-15T20:50:47.920626Z", "ended": "2024-07-26T04:03:36.352558Z", "start_waiting": "2024-03-15T20:50:47.173509Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png", "player_count": 10, "ranked": true }, { "id": 65210, "name": "00000000000", "director": { "id": 816056, "username": "JhenRongSyu", "country": "un", "icon": "https://secure.gravatar.com/avatar/8ad09d7f02687755ec30c7bb4c99c9ac?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1427.3256264941997, "deviation": 62.16083991347286, "volatility": 0.060021253765077505 } }, "ranking": 23.153692851154133, "professional": false, "ui_class": "" }, "description": "00000000000000", "schedule": null, "title": null, "tournament_type": "swiss", "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": 30, "max_time": 600 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6711, "name": "TARUC PG Weiqi Cocu Day", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 81, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2020-09-08T11:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2020-09-08T18:18:46.951091Z", "ended": "2020-09-08T18:23:56.185071Z", "start_waiting": "2020-09-08T18:18:46.735035Z", "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": 62798, "name": "Tournament for 19K-3k", "director": { "id": 769820, "username": "Maximus_823", "country": "_GoT_Lannister", "icon": "https://user-uploads.online-go.com/2f10234344c55b14f6fbbcd6c896c0d9-64.png", "ratings": { "version": 5, "overall": { "rating": 748.6402498327597, "deviation": 70.49710603655018, "volatility": 0.060038572886850224 } }, "ranking": 8.215015904295594, "professional": false, "ui_class": "" }, "description": "Tournament for 19K-3k", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 265920, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": false, "main_time": 604800, "period_time": 259200, "periods": 7 }, "is_open": true, "exclude_provisional": true, "group": { "id": 5803, "name": "Massachusetts Go Foundation", "summary": "", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 49, "icon": "https://user-uploads.online-go.com/ac9f8e424d9bbcbeaadc6a8c635f8262-64.png" }, "auto_start_on_max": false, "time_start": "2020-07-11T16:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 11, "max_ranking": 27, "analysis_enabled": true, "exclusivity": "open", "started": "2020-07-11T16:00:16.896702Z", "ended": "2020-09-15T16:06:00.661275Z", "start_waiting": "2020-07-11T16:00:16.390845Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/ac9f8e424d9bbcbeaadc6a8c635f8262-15.png", "player_count": 12, "ranked": true }, { "id": 65647, "name": "19x19 DDK Tournament (18-10 Kyu)", "director": { "id": 694692, "username": "クネーデル", "country": "001", "icon": "https://secure.gravatar.com/avatar/c4759fc3f3a6241abeaca234a1bf0c3c?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1355.155719314861, "deviation": 62.588009152408375, "volatility": 0.05973145061764432 } }, "ranking": 21.95252888874137, "professional": false, "ui_class": "" }, "description": "19x19 DDK Tournament for 18-10 Kyu", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 259200, "max_time": 259200 }, "is_open": true, "exclude_provisional": true, "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": 17974, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": true, "time_start": "2020-09-23T11:00:00Z", "players_start": 8, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 12, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2020-09-22T03:50:48.639852Z", "ended": "2020-11-17T00:52:46.853723Z", "start_waiting": "2020-09-22T03:50:46.312238Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 10, "ranked": true }, { "id": 38852, "name": "Correspondence 13x13 RoundRobin 2018-07-07 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": 7, "name": "Correspondence 13x13 RoundRobin", "rrule": "DTSTART:20260519T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T06:00:14.582400Z", "last_run": "2026-05-19T19:00:16.407706Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 13, "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": "2026-05-22T19:00:00Z", "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": "2018-07-07T01:00:35.676395Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2018-07-07T01:01:05.073412Z", "ended": "2018-08-14T08:58:28.016520Z", "start_waiting": "2018-07-07T01:01:03.938647Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 5, "ranked": true }, { "id": 63290, "name": "Alan Turing Main 2016 Title Match - Board 2", "director": { "id": 199065, "username": "Kuksu League", "country": "_United_Federation_of_Planets", "icon": "https://secure.gravatar.com/avatar/068ce77b41c5451811b692b8280d0f68?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1500.0, "deviation": 350.0, "volatility": 0.06 } }, "ranking": 24.303382182144386, "professional": false, "ui_class": "provisional" }, "description": "<!-- \nAlan Turing Main 2016 Title Match - Board 1\n-->\n\nTitle Holder: \n<a style=\"color:orange\" href='https://online-go.com/user/view/64817/'>mark5000 [Alan Turing] x1</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>5th</td>\n\t<td style=\"color:orange\">Alan Turing</td>\n\t<td>Main</td>\n\t<td>2016</td>\n\t<td><a style=\"color:orange\" href='https://online-go.com/user/view/64817'>mark5000 [Alan Turing]</a></td>\n\t<td><a href='https://online-go.com/player/347930/peecatchoo'>peecatchoo [9d]</a></td>\n\t<td><a href='https://online-go.com/tournament/63289'>Board 1</a></td>\n\t<td><a href='https://online-go.com/tournament/63290'>Board 2</a></td>\n\t<td><a href='https://online-go.com/game/view/25547380'>Board 3</a></td>\n\t<td><a href='https://online-go.com/game/view/25547353'>Board 4</a></td>\n\t<td><a href='https://online-go.com/game/view/25547341'>Board 5</a></td>\n</tr>\n</table>\n\nTitle Tournament: <a href='https://online-go.com/tournament/17742'>Alan Turing Main Title Tournament 2016</a>", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "chinese", "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": 2977, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png" }, "auto_start_on_max": false, "time_start": "2020-07-20T02:29:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2020-07-20T02:29:06.788616Z", "ended": "2020-08-27T23:15:22.184846Z", "start_waiting": "2020-07-20T02:29:06.679182Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png", "player_count": 2, "ranked": true }, { "id": 40444, "name": "Fast Corresp. 9x9 \"Out-of-Ten\". Starts when full. Sep-'18", "director": { "id": 497519, "username": "Kosh-retired", "country": "_Lord_Howe_Island", "icon": "https://secure.gravatar.com/avatar/39dc5f9ee81b8243d315c8c729844456?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1574.954785564748, "deviation": 61.40997215047312, "volatility": 0.060088015249815864 } }, "ranking": 25.432209892698047, "professional": false, "ui_class": "" }, "description": "-Just one round, ten players, nine games, STARTS WHEN FULL.\n\n-Chinese rules for simplicity and the clock does NOT pause on the weekend.\n\n-If this suits you then; Bonne Partie. :)", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 44160, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 86400, "max_time": 259200, "time_increment": 43200, "speed": "correspondence" }, "is_open": true, "exclude_provisional": false, "group": { "id": 2014, "name": "The Nines 9x9 ", "summary": "9x9 Go!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 373, "icon": "https://user-uploads.online-go.com/809b7c04dc9f8a7b416cd2c50a71dc90-64.png" }, "auto_start_on_max": true, "time_start": "2018-09-04T13:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2018-09-04T09:06:09.777597Z", "ended": "2018-09-24T17:15:39.049422Z", "start_waiting": "2018-09-04T09:06:06.555957Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/809b7c04dc9f8a7b416cd2c50a71dc90-15.png", "player_count": 10, "ranked": true } ] }
