Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=first_pairing_method&page=197
{ "count": 60116, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=first_pairing_method&page=198", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=first_pairing_method&page=196", "results": [ { "id": 83863, "name": "Blitz 13x13 Swiss Tournament 2021-12-19 03:30", "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": 3, "name": "Blitz 13x13 Swiss Tournament", "rrule": "DTSTART:20260704T030000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:27:45.234995Z", "last_run": "2026-07-04T03:00:17.892449Z", "lead_time_seconds": 1800, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "size": 13, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 300, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 40 }, "next_run": "2026-07-04T07:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 13, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 300, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2021-12-19T03:30:23.295079Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2021-12-19T03:30:24.449738Z", "ended": "2021-12-19T04:13:32.299182Z", "start_waiting": "2021-12-19T03:30:24.325543Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 7, "ranked": true }, { "id": 11282, "name": "First Honinbo 13x13", "director": { "id": 177197, "username": "Go Sertão", "country": "br", "icon": "https://user-uploads.online-go.com/2c3291d554104272a657bd9bf3df3eab-64.png", "ratings": { "version": 5, "overall": { "rating": 1267.8647215112271, "deviation": 66.54492581375891, "volatility": 0.059300976797304 } }, "ranking": 20.411150821833626, "professional": false, "ui_class": "" }, "description": "Joining the group members", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 306, "time_control_parameters": { "time_control": "byoyomi", "period_time": 300, "main_time": 600, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": { "id": 302, "name": "Honinbo Study Group", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 21, "icon": "https://user-uploads.online-go.com/3d5685ba75c069fefc4c16f2ff442efc-64.png" }, "auto_start_on_max": false, "time_start": "2015-10-26T20:00:00Z", "players_start": 2, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "group", "started": "2015-10-26T20:00:28.623290Z", "ended": "2015-10-26T20:58:40.575603Z", "start_waiting": "2015-10-26T20:00:28.493472Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/3d5685ba75c069fefc4c16f2ff442efc-15.png", "player_count": 4, "ranked": true }, { "id": 109893, "name": "13x13 Open D.E. Cup #28", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1364.201035112358, "deviation": 70.42961713510365, "volatility": 0.06022881278740499 } }, "ranking": 22.106535774851636, "professional": false, "ui_class": "" }, "description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599", "schedule": null, "title": null, "tournament_type": "double_elimination", "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": 78, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png" }, "auto_start_on_max": true, "time_start": "2023-12-03T21:00:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-12-02T19:47:05.377757Z", "ended": "2024-04-30T05:46:02.092242Z", "start_waiting": "2023-12-02T19:47:05.255122Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png", "player_count": 8, "ranked": true }, { "id": 47255, "name": "Taurus Title : Fast correspondance Tournament", "director": { "id": 135206, "username": "BenVsb", "country": "be", "icon": "https://user-uploads.online-go.com/9959e354c236fbb8082399e5db1e36cd-64.png", "ratings": { "version": 5, "overall": { "rating": 1294.3379070752537, "deviation": 64.18874471317686, "volatility": 0.06003197955500563 } }, "ranking": 20.889548625852704, "professional": false, "ui_class": "" }, "description": "A double elimination tournament for each astrological signs. The two finalist are qualify for the Zodiac Master Title Tournament !\n\nAll members of the Fast Correspondence group are welcome.\n\n<h4>When you start your game please try to arrange times to meet and play with your opponent.</h4> I would ideally like each game to end in 2 or 3 weeks.\n<h4>Please, avoid delaying your games using the vacation feature.</h4>\nTo speed up the game, use conditional move function as often as possible.\n<p>It is not an obligation, but to learn more and help each other to improve our skill, do a review with your opponent or take note in the malkovich section.</p>\n<table>\n<tr>\n<td><b>TITLE</b></td><td><b>Holder</b></td><td><b>Finalist</b></td>\n</tr>\n<tr>\n<td><b>Aeris</b></td><td><b> </b></td><td><b> </b></td>\n</tr>\n<tr>\n<td><b>Taurus</b></td><td><b> </b></td><td><b> </b></td>\n</tr>\n<tr>\n<td><b>Gemini</b></td><td><b> </b></td><td><b> </b></td>\n</tr>\n<tr>\n<td><b>Cancer</b></td><td><b> </b></td><td><b> </b></td>\n</tr><tr>\n<td><b>Leo</b></td><td><b> </b></td><td><b> </b></td>\n</tr><tr>\n<td><b>Virgo</b></td><td><b> </b></td><td><b> </b></td>\n</tr><tr>\n<td><b>Libra</b></td><td><b> </b></td><td><b> </b></td>\n</tr><tr>\n<td><b>Scorpio</b></td><td><b> </b></td><td><b> </b></td>\n</tr><tr>\n<td><b>Sagitarius</b></td><td><b> </b></td><td><b> </b></td>\n</tr><tr>\n<td><b>Capricorn</b></td><td><b> </b></td><td><b> </b></td>\n</tr><tr>\n<td><b>Aquarius</b></td><td><b> </b></td><td><b> </b></td>\n</tr><tr>\n<td><b>Pisces</b></td><td><b> </b></td><td><b> </b></td>\n</tr>\n</table>\nAll title holder and finalist are promote/qualify for the Title Master of Zodiac tournament.", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 26640, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 129600, "max_time": 259200, "time_increment": 25200, "speed": "correspondence" }, "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": 828, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png" }, "auto_start_on_max": true, "time_start": "2019-04-21T16:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2019-04-21T16:00:22.005951Z", "ended": "2020-01-26T10:00:34.286610Z", "start_waiting": "2019-04-21T16:00:20.717272Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png", "player_count": 30, "ranked": true }, { "id": 40077, "name": "Blitz 13x13 Swiss Tournament 2018-08-18 11:30", "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": 3, "name": "Blitz 13x13 Swiss Tournament", "rrule": "DTSTART:20260704T030000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:27:45.234995Z", "last_run": "2026-07-04T03:00:17.892449Z", "lead_time_seconds": 1800, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "size": 13, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 300, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 40 }, "next_run": "2026-07-04T07:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 13, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 300, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2018-08-18T11:30:28.423900Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2018-08-18T11:33:31.051963Z", "ended": "2018-08-18T12:09:25.307215Z", "start_waiting": "2018-08-18T11:33:30.390568Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 6, "ranked": true }, { "id": 33693, "name": "Hannah Cho is lovely", "director": { "id": 479639, "username": "Nicomachean Ethics", "country": "gr", "icon": "https://user-uploads.online-go.com/69b67c8c6e849ca65f8d2f289f28291f-64.png", "ratings": { "version": 5, "overall": { "rating": 2471.0663898077773, "deviation": 72.14232633317815, "volatility": 0.06002146630477017 } }, "ranking": 35.85950766592663, "professional": false, "ui_class": "" }, "description": "Land Economics", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 36, "time_control_parameters": { "period_time": 30, "main_time": 600, "system": "byoyomi", "pause_on_weekends": false, "time_control": "byoyomi", "periods": 5, "speed": "live" }, "is_open": true, "exclude_provisional": true, "group": { "id": 142, "name": "Sunjang Baduk - 순장바둑", "summary": "For those who would like to play Sunjang Baduk, a form of Go which was popular in Korea (Joseon) through the 16th century.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 199, "icon": "https://user-uploads.online-go.com/884a0fb3009f38ec8dffd08d3cc84cee-64.png" }, "auto_start_on_max": false, "time_start": "2018-01-15T09:35:00Z", "players_start": 3, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2018-01-15T09:35:18.213582Z", "ended": "2018-01-15T10:18:17.271152Z", "start_waiting": "2018-01-15T09:35:17.867497Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/884a0fb3009f38ec8dffd08d3cc84cee-15.png", "player_count": 3, "ranked": true }, { "id": 78502, "name": "Rising Star Tournament.", "director": { "id": 1015881, "username": "yourboy", "country": "un", "icon": "https://secure.gravatar.com/avatar/b3f60bfd36109fe990dca8acbefdc8ce?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1287.5459209656915, "deviation": 65.02090501388498, "volatility": 0.06000497128059354 } }, "ranking": 20.76775008524488, "professional": false, "ui_class": "" }, "description": "DDK rising stars journey starts here.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 87360, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": false, "main_time": 86400, "period_time": 86400, "periods": 1 }, "is_open": true, "exclude_provisional": true, "group": { "id": 9521, "name": "yourboy's friends", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 3, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, 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Tournament", "schedule": { "id": 3, "name": "Blitz 13x13 Swiss Tournament", "rrule": "DTSTART:20260704T030000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:27:45.234995Z", "last_run": "2026-07-04T03:00:17.892449Z", "lead_time_seconds": 1800, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "size": 13, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 300, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 40 }, "next_run": "2026-07-04T07:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 13, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 300, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2020-05-25T19:30:51.985573Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2020-05-25T19:30:54.099158Z", "ended": "2020-05-25T20:17:11.949485Z", "start_waiting": "2020-05-25T19:30:53.232623Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 10, "ranked": true }, { "id": 112235, "name": "Live 19x19 Swiss Tournament 2024-01-31 12:30", "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 Site-wide Tournament", "schedule": { "id": 4, "name": "Live 19x19 Swiss Tournament", "rrule": "DTSTART:20260704T040000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:30:39.250689Z", "last_run": "2026-07-04T04:00:17.902369Z", "lead_time_seconds": 1800, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 600, "periods": 3 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 40 }, "next_run": "2026-07-04T08:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", 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"ratings": { "version": 5, "overall": { "rating": 1012.0554496406809, "deviation": 84.91308607572303, "volatility": 0.076882078105041 } }, "ranking": 15.194279748149173, "professional": false, "ui_class": "" }, "description": "Everyone is welcome", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6630, "name": "Go friends 🐬", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 362, "icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-64.png" }, "auto_start_on_max": false, "time_start": "2021-06-30T22:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-06-30T22:00:18.544123Z", "ended": "2022-06-06T10:32:07.630944Z", "start_waiting": "2021-06-30T22:00:17.825209Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-15.png", "player_count": 38, "ranked": true } ] }