Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?ordering=subsequent_pairing_method&page=5863
{ "count": 59859, "next": "https://online-go.com/api/v1/tournaments/?ordering=subsequent_pairing_method&page=5864", "previous": "https://online-go.com/api/v1/tournaments/?ordering=subsequent_pairing_method&page=5862", "results": [ { "id": 2237, "name": "VipassanaMan's mini-tournament", "director": { "id": 42348, "username": "VipassanaMan", "country": "gb", "icon": "https://secure.gravatar.com/avatar/ccea5dbdaaccb856977c4bfe2cade7b1?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1574.2924230042822, "deviation": 65.64629499811377, "volatility": 0.05997607167953027 } }, "ranking": 25.42247188708251, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 78, "name": "OGS Mini Tournaments", "summary": "The home for all of the old OGS mini tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 383, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 4, "max_ranking": 19, "analysis_enabled": false, "exclusivity": "open", "started": "2013-06-06T02:01:16Z", "ended": "2013-12-07T16:38:19.742159Z", "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 2239, "name": "Another one", "director": { "id": 10670, "username": "boredom", "country": "ca", "icon": "https://user-uploads.online-go.com/885cf176491879164a14993fb1af835c-64.png", "ratings": { "version": 5, "overall": { "rating": 1822.8504864288059, "deviation": 64.53786161281363, "volatility": 0.05990507402656149 } }, "ranking": 28.816159126829287, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 78, "name": "OGS Mini Tournaments", "summary": "The home for all of the old OGS mini tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 383, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 19, "max_ranking": 29, "analysis_enabled": false, "exclusivity": "open", "started": "2013-06-06T22:59:42Z", "ended": "2013-12-07T16:38:19.688456Z", "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 96680, "name": "Mingren Nines Title Tournament 2022", "director": { "id": 40318, "username": "gamesorry", "country": "cn", "icon": "https://secure.gravatar.com/avatar/801cba34b77e0105326c402cc482cb09?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2012.4577753856806, "deviation": 67.4432200001064, "volatility": 0.06015425642601073 } }, "ranking": 31.106973666837828, "professional": false, "ui_class": "supporter" }, "description": "Mingren Nines Title Tournament 2022\n\nTitle Holder: <a style=\"color:deepskyblue\" href='https://online-go.com/user/view/40318'>gamesorry [Nines Mingren] x2</a>\n\nHall of Fame:\n<table style=\"text-align:center;border:1px solid\">\n<tr>\n\t<th style=\"border:1px solid\">Year</th>\n\t<th style=\"border:1px solid\">Title Match Winner</th>\n\t<th style=\"border:1px solid\">Score</th>\n\t<th style=\"border:1px solid\">Title Match Runner-up</th>\n\t<th style=\"border:1px solid\">\n\tTitle Tournament Winner\n\t\t<img src='https://a00ce0086bda2213e89f-570db0116da8eb5fdc3ce95006e46d28.ssl.cf1.rackcdn.com/4.2/img/trophies/gold_title_9.png' alt='Gold'></img>\n\t</th>\n\t<th style=\"border:1px solid\">\n\t\tTitle Tournament Runner-up\n\t\t<img src='https://a00ce0086bda2213e89f-570db0116da8eb5fdc3ce95006e46d28.ssl.cf1.rackcdn.com/4.2/img/trophies/silver_title_9.png' alt='Silver'></img>\n\t</th>\n\t<th style=\"border:1px solid\">\n\t\tTitle Tournament 3rd Place\n\t<img src='https://a00ce0086bda2213e89f-570db0116da8eb5fdc3ce95006e46d28.ssl.cf1.rackcdn.com/4.2/img/trophies/bronze_title_9.png' alt='Bronze'></img>\n\t</th>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2376'>2007</a></td>\n\t<td><b>hotspur</b></td><td></td><td></td>\n\t<td><b>hotspur (3d)</b></td><td>jnhmsbn (5k)</td><td>dmg (4k)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2395'>2008</a></td>\n\t<td><b>Rena</b></td><td>∗</td><td>hotspur</td>\n\t<td><b>Rena (5k)</b></td><td>RaikB (9k)</td><td>Akimoon (1k)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2410'>2009</a></td>\n\t<td><b>Rena</b></td><td>4-1</td><td>keiler</td>\n\t<td><b>keiler (1k)</b></td><td>Isao (1k)</td><td>KlausP (3d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2426'>2010</a></td>\n\t<td><b>KlausP</b></td><td>4-1</td><td>Rena</td>\n\t<td><b>KlausP (3d)</b></td><td>illluck (1d)</td><td>kennabee (1d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2442'>2011</a></td>\n\t<td><b>vitality</b></td><td>∗</td><td>KlausP</td>\n\t<td><b>vitality (5d)</b></td><td>kennabee (1d)</td><td>redundant (5k)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2463'>2012</a></td>\n\t<td><b>pollemand</b></td><td>5-0</td><td>vitality</td>\n\t<td><b>pollemand (3d)</b></td><td>mmc (1d)</td><td>tacololo (3k)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2482'>2013</a></td>\n\t<td><b>pollemand</b></td><td>5-0</td><td>gamesorry</td>\n\t<td><b>gamesorry (3d)</b></td><td>devariot (1k)</td><td>nrx (3d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/4506'>2014</a></td>\n\t<td><b>xhu98</b></td><td>3-2</td><td>gamesorry</td>\n\t<td><b>gamesorry (3d)</b></td><td>xhu98 (3d)</td><td>adhalanay (5k)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/11925'>2015</a></td>\n\t<td><b>xhu98</b></td>\n\t<td>4-1</td>\n\t<td>mark5000</td>\n\t<td><b>mark5000 (2d)</b></td><td>zebra (1k)</td><td>hozoin76 (8k)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/21622'>2016</a></td>\n\t<td><b>Winterfell</b></td>\n\t<td>3-2</td>\n\t<td>xhu98</td>\n\t<td><b>Winterfell (7d)</b></td><td>gamesorry (5d)</td><td>Sofiam (4k)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/29845'>2017</a></td>\n\t<td><b>Sadaharu</b></td>\n\t<td>4-1</td>\n\t<td>Winterfell</td>\n\t<td><b>Sadaharu (7d)</b></td><td>kungpao (5d)</td><td>popop (1d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/42052'>2018</a></td>\n\t<td><b>gamesorry</b></td>\n\t<td><a href='https://online-go.com/tournament/69386'>3-2</a></td>\n\t<td>Sadaharu</td>\n\t<td><b>Sadaharu (9d+)</b></td><td>Baklan (7d)</td><td>gamesorry (2d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/53957'>2019</a></td>\n\t<td><b>gamesorry</b></td>\n\t<td><a href='https://online-go.com/tournament/87265'>3-2</a></td>\n\t<td>找借口安静</td>\n\t<td><b>Uri-ChoRong [8d]</b></td><td>找借口安静 [1d]</td><td>Snowman in Summer [4k]</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/66125'>2020</a></td>\n\t<td></td>\n\t<td>(TBA)</td>\n\t<td></td>\n\t<td><b>mark5000 [5d]</b></td><td>sweissner2 [5k]</td><td>bagelfan [2d]</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/83357'>2021</a></td>\n\t<td></td>\n\t<td>(TBA)</td>\n\t<td></td>\n\t<td></td><td>Ongoing (round 3)</td><td></td>\n</tr>\n</table>\n\n∗ means the games were finished by timeout or retirement. Old OGS ranks were displayed for cycles before 2016.\n\nNotes:\n- The starting time on this page is an approximation and subject to change. It will be finalized once the announcement is posted in <a href='https://online-go.com/group/515'>OGS Title Tournaments</a> group and <a href='https://forums.online-go.com/t/title-tournament-announcements/10408/'>Title Tournament Announcement</a>.\n- Bots and use of AI are prohibited in this tournament and violators will be disqualified.", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "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": true, "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": 2980, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png" }, "auto_start_on_max": false, "time_start": "2022-12-28T23:00:00Z", "players_start": 100, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-12-27T17:14:32.853983Z", "ended": "2024-01-25T16:06:28.012262Z", "start_waiting": "2022-12-27T17:14:27.739003Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png", "player_count": 90, "ranked": true }, { "id": 588, "name": "Here comes number 13! And school is following closely!", "director": { "id": 8599, "username": "Rock_Lee_Eh", "country": "us", "icon": "https://secure.gravatar.com/avatar/73741ea570def1d114a9ac9bb6726916?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1337.3648265894894, "deviation": 65.28167659816387, "volatility": 0.06002553520999352 } }, "ranking": 21.646596099323933, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 604800, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 78, "name": "OGS Mini Tournaments", "summary": "The home for all of the old OGS mini tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 383, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 9, "analysis_enabled": false, "exclusivity": "open", "started": "2008-10-20T12:27:25Z", "ended": "2008-10-20T10:27:25Z", "start_waiting": null, "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 106054, "name": "Live 19x19 Swiss Tournament 2023-08-03 16:30", "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": 4, "name": "Live 19x19 Swiss Tournament", "rrule": "DTSTART:20260605T200000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:30:39.250689Z", "last_run": "2026-06-05T20:00:18.054032Z", "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": "2026-06-06T00:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 35, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 600, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2023-08-03T16:30:53.158216Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2023-08-03T16:31:53.307494Z", "ended": "2023-08-03T18:44:14.677458Z", "start_waiting": "2023-08-03T16:31:53.178842Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 6, "ranked": true }, { "id": 48507, "name": "Blitz 13x13 Swiss Tournament 2019-05-17 19:30", "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:20260605T230000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:27:45.234995Z", "last_run": "2026-06-05T23:00:18.069635Z", "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": "2026-06-06T03:00:00Z", "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": "2019-05-17T19:30:07.856239Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2019-05-17T19:30:10.859385Z", "ended": "2019-05-17T20:06:26.747460Z", "start_waiting": "2019-05-17T19:30:09.960973Z", "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": 103553, "name": "Blitz 13x13 Swiss Tournament 2023-05-23 07:30", "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:20260605T230000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:27:45.234995Z", "last_run": "2026-06-05T23:00:18.069635Z", "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": "2026-06-06T03:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 15, "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": "2023-05-23T07:30:56.720049Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2023-05-23T07:31:56.853459Z", "ended": "2023-05-23T08:21:46.894444Z", "start_waiting": "2023-05-23T07:31:56.729018Z", "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": 103558, 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