Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=5373
{ "count": 60822, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=5374", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=5372", "results": [ { "id": 1114, "name": "diemichi's mini-tournament", "director": { "id": 30856, "username": "diemichi", "country": "un", "icon": "https://secure.gravatar.com/avatar/f0581d943a241c2ecc1e0b951a5ce747?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1307.5848766922286, "deviation": 60.53840278546364, "volatility": 0.05984725672837242 } }, "ranking": 21.125274296306767, "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": 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": 386, "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": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2010-04-03T04:32:04Z", "ended": "2010-04-03T02:32:04Z", "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": 93296, "name": "Blitz 13x13 Swiss Tournament 2022-08-08 15:30", "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:20260827T070000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:27:45.234995Z", "last_run": "2026-08-27T07:00:25.281231Z", "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": "2026-08-27T11:00:00Z", "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": "2022-08-08T15:30:08.565800Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2022-08-08T15:30:09.740218Z", "ended": "2022-08-08T16:14:03.248127Z", "start_waiting": "2022-08-08T15:30:09.600129Z", "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": 117478, "name": "treino 2", "director": { "id": 1192116, "username": "Miguel morato", "country": "br", "icon": "https://secure.gravatar.com/avatar/40dba1f0d7f4d531c48befd3747f5304?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1417.0545037456677, "deviation": 71.26259600326357, "volatility": 0.060076651029948996 } }, "ranking": 22.986501748528067, "professional": false, "ui_class": "" }, "description": "treino 2", "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": 2 }, "is_open": true, "exclude_provisional": false, "group": { "id": 14410, "name": "Curso de GO, PJ 2024.", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 10, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2024-06-25T12:00:00Z", "players_start": 10, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2024-06-25T11:55:42.216339Z", "ended": "2024-06-25T13:41:23.281146Z", "start_waiting": "2024-06-25T11:55:42.063031Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 10, "ranked": true }, { "id": 60997, "name": "19x19 Double Elimination", "director": { "id": 637865, "username": "John.Tromp.Math.Maniac", "country": "nl", "icon": "https://user-uploads.online-go.com/d3a7d663721e94d8a2a5d3846f290611-64.png", "ratings": { "version": 5, "overall": { "rating": 1500, "deviation": 350, "volatility": 0.06 } }, "ranking": 24.303382182144386, "professional": false, "ui_class": "provisional" }, "description": "☆ The default tournament pairing method is Strength, to ensure matches remain competitive the entire contest.\n \n☆ This is a ‘Fast Correspondence Tournament’. Please, avoid delaying your games using the vacation feature or pause. If that’s the case, the tournament director may call the game for your opponent (always with previous notice).\n \n☆ Does NOT pause on the weekend.\n \n☆ If this sounds like a good time to you, please join us!\n\n<HR><BR>\nTournaments are a great way to find people who are more competitive than your average opponent. A big part of improving your own skills is by having them tested by capable adversaries. If you would like to be apart of more Chinese ruleset tournaments, check out our group for weekly opportunities.<BR><BR>", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "nz", "time_per_move": 45120, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 43200, "initial_time": 172800, "max_time": 259200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 3207, "name": "New Zealand Tournaments", "summary": "This group exists as a place to enjoy weekly tournaments with competitively minded players using the lesser known but arguably strategically superior New Zealand rule set. All are welcome here ヽ(≧◡≦)ノ", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 592, "icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-64.png" }, "auto_start_on_max": true, "time_start": "2020-05-31T01:00:00Z", "players_start": 8, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-05-31T01:00:04.875154Z", "ended": "2021-05-30T12:38:33.808552Z", "start_waiting": "2020-05-31T01:00:03.992871Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-15.png", "player_count": 22, "ranked": true }, { "id": 117480, "name": "3°etapa: PROFESSORES, EX-ESTUDANTES E COMUNIDADE.", "director": { "id": 1192116, "username": "Miguel morato", "country": "br", "icon": "https://secure.gravatar.com/avatar/40dba1f0d7f4d531c48befd3747f5304?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1417.0545037456677, "deviation": 71.26259600326357, "volatility": 0.060076651029948996 } }, "ranking": 22.986501748528067, "professional": false, "ui_class": "" }, "description": "3°etapa do circuito de GO on-line 2024.", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 34, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 30, "initial_time": 120, "max_time": 300 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6411, "name": "CIRCUITO ONLINE SME-SP", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 479, "icon": "https://user-uploads.online-go.com/e433e136133ddde395dd9e6024a84c90-64.png" }, "auto_start_on_max": false, "time_start": "2024-07-05T22:35:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2024-07-05T22:35:00.856785Z", "ended": "2024-07-05T23:37:23.438670Z", "start_waiting": "2024-07-05T22:35:00.684150Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/e433e136133ddde395dd9e6024a84c90-15.png", "player_count": 17, "ranked": true }, { "id": 9784, "name": "Fight Club´s \"Friday Fights\"", "director": { "id": 91463, "username": "petit", "country": "001", "icon": "https://user-uploads.online-go.com/fa3db5dae6a1029dc200cabda72dd8d3-64.png", "ratings": { "version": 5, "overall": { "rating": 1592.6954080290957, "deviation": 65.36061228637242, "volatility": 0.05968997028479681 } }, "ranking": 25.691518641473003, "professional": false, "ui_class": "" }, "description": "\"enjoy the procedure and the goal will unfold\"\n\nit is a live tournament - join if you have time to fight!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 16, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 600, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": { "id": 351, "name": "Fight Club", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 368, "icon": "https://user-uploads.online-go.com/84c668c6929052e27b769484f8a7a326-64.png" }, "auto_start_on_max": false, "time_start": "2015-08-14T18:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2015-08-14T18:00:59.298244Z", "ended": "2015-08-14T19:55:14.778787Z", "start_waiting": "2015-08-14T18:00:59.059413Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/84c668c6929052e27b769484f8a7a326-15.png", "player_count": 8, "ranked": true }, { "id": 81381, "name": "Greg's December 2021 9x9", "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": "December Swiss, slide and strength.\n\nVacation and pauses not allowed, at discretion of director.", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 22560, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 21600, "initial_time": 86400, "max_time": 172800 }, "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": "2021-12-01T18:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-12-01T18:00:46.244380Z", "ended": "2021-12-27T20:37:03.585095Z", "start_waiting": "2021-12-01T18:00:46.051959Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 9, "ranked": true }, { "id": 75639, "name": "9x9 D.E. 05/29/2021", "director": { "id": 582354, "username": "GlacialNoivern", "country": "us", "icon": "https://user-uploads.online-go.com/bae7db25edc19db310969d9c23831e70-64.png", "ratings": { "version": 5, "overall": { "rating": 1538.257364713131, "deviation": 65.55077561199136, "volatility": 0.06026203340214659 } }, "ranking": 24.886416928616224, "professional": false, "ui_class": "" }, "description": "☆ The default tournament pairing method is Strength, to ensure matches remain competitive the entire contest.\n\n☆ This is a ‘Fast Correspondence Tournament’. Please, avoid delaying your games using the vacation feature or pause. If that’s the case, the tournament director may call the game for your opponent (always with previous notice).\n\n☆ Does NOT pause on the weekend.\n\n☆ If this sounds like a good time to you, please join us!\n\n<HR><BR>\nTournaments are a great way to find people who are more competitive than your average opponent. A big part of improving your own skills is by having them tested by capable adversaries. If you would like to be apart of more Chinese ruleset tournaments, check out our group for weekly opportunities.", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "nz", "time_per_move": 45120, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 43200, "initial_time": 172800, "max_time": 259200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 3207, "name": "New Zealand Tournaments", "summary": "This group exists as a place to enjoy weekly tournaments with competitively minded players using the lesser known but arguably strategically superior New Zealand rule set. All are welcome here ヽ(≧◡≦)ノ", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 592, "icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-64.png" }, "auto_start_on_max": false, "time_start": "2021-05-30T01:00:00Z", "players_start": 8, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-05-30T01:00:34.849000Z", "ended": "2021-07-13T15:47:52.393962Z", "start_waiting": "2021-05-30T01:00:34.642607Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-15.png", "player_count": 8, "ranked": true }, { "id": 9729, "name": "Blitz 13x13 Swiss Tournament 2015-08-06 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:20260827T070000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:27:45.234995Z", "last_run": "2026-08-27T07:00:25.281231Z", "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": "2026-08-27T11:00:00Z", "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": "2015-08-06T19:30:33.245473Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2015-08-06T19:30:34.844096Z", "ended": "2015-08-06T20:25:49.886014Z", "start_waiting": "2015-08-06T19:30:34.711999Z", "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": 140574, "name": "Tianyuan Main Title Tournament 2025", "director": { "id": 40318, "username": "gamesorry", "country": "cn", "icon": "https://secure.gravatar.com/avatar/801cba34b77e0105326c402cc482cb09?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2005.6088688450825, "deviation": 68.91898711531289, "volatility": 0.06015473951207492 } }, "ranking": 31.028053950463246, "professional": false, "ui_class": "supporter" }, "description": "Tianyuan Main Title Tournament 2025\n\nTitle Holder: \n<a style=\"color:yellow\" href='https://online-go.com/user/view/43936/'>Sadaharu [Tianyuan] x2+2</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\">Title Tournament Winner<img src='https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png' alt='[Gold]'></img></th>\n\t<th style=\"border:1px solid\">Title Tournament Runner-up<img src='https://cdn.online-go.com/5.1/img/trophies/silver_title_19.png' alt='[Silver]'></img></th>\n\t<th style=\"border:1px solid\">Title Tournament 3rd Place<img src='https://cdn.online-go.com/5.1/img/trophies/bronze_title_19.png' alt='[Bronze]'></img></th>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2381'>2007</a></td>\n\t<td><b>davos</b></td><td></td><td></td>\n\t<td><b>davos (3d)</b></td><td>Uberdude (6d)</td><td>KyuT (4d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2397'>2008</a></td>\n\t<td><b>KyuT</b></td>\n\t<td><a href='https://online-go.com/tournament/2530'>∗</a></td>\n\t<td>davos</td>\n\t<td><b>KyuT (4d)</b></td>\n\t<td>betterlife (2d)</td>\n\t<td>rtayek (1k)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2412'>2009</a></td>\n\t<td><b>Uberdude</b></td>\n\t<td><a href='https://online-go.com/game/325519'>∗</a></td>\n\t<td>KyuT</td>\n\t<td><b>Uberdude (6d)</b></td>\n\t<td>morituri (2d)</td>\n\t<td>apoplexy (2k)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2428'>2010</a></td>\n\t<td><b>Uberdude</b></td>\n\t<td><a href='https://online-go.com/tournament/2549'>3-0</a></td>\n\t<td>gomad361</td>\n\t<td><b>gomad361 (2d)</b></td>\n\t<td>Elin (3d)</td>\n\t<td>MatCauthon (2k)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2444'>2011</a></td>\n\t<td><b>vitality</b></td>\n\t<td><a href='https://online-go.com/tournament/2886'>∗</a></td>\n\t<td>Uberdude</td>\n\t<td><b>vitality (5d)</b></td>\n\t<td>zealot (3d)</td>\n\t<td>nrx (3d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2466'>2012</a></td>\n\t<td><b>Sadaharu</b></td>\n\t<td><a href='https://online-go.com/tournament/3195'>3-2</a></td>\n\t<td>vitality</td>\n\t<td><b>Sadaharu (5d)</b></td>\n\t<td>gojohn (3d)</td>\n\t<td>vitality (5d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2484'>2013</a></td>\n\t<td><b>vitality</b></td>\n\t<td><a href='https://online-go.com/tournament/19978'>5-0</a></td>\n\t<td>Sadaharu</td>\n\t<td><b>vitality (5d)</b>\n\t</td><td>Sadaharu (5d)</td>\n\t<td>nrx (3d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2503'>2014</a></td>\n\t<td><b>vitality</b></td>\n\t<td><a href='https://online-go.com/game/10312824'>5-0</a></td>\n\t<td>mark5000</td>\n\t<td><b>mark5000 (2d)</b></td>\n\t<td>gamesorry (3d)</td>\n\t<td>gojohn (3d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/8850'>2015</a></td>\n\t<td><b>Sadaharu</b></td>\n\t<td><a href='https://online-go.com/game/17728871'>5-0</a></td>\n\t<td>gamesorry</td>\n\t<td><b>Sadaharu (9d)</b></td>\n\t<td>gamesorry (2d)</td>\n\t<td>Tybalt (1d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/19338'>2016</a></td>\n\t<td><b>まいどー(^笑^)/</b></td>\n\t<td><a href='https://online-go.com/tournament/65780'>5-0</a></td>\n\t<td>Träumerin</td>\n\t<td><b>micky0427 (6d)</b></td>\n\t<td>Winterfell (7d)</td>\n\t<td>Träumerin (4d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/28967'>2017</a></td>\n\t<td><b>Sadaharu</b></td>\n\t<td><a href='https://online-go.com/tournament/73927'>5-0 (∗)</a></td>\n\t<td>まいどー(^笑^)/</td>\n\t<td><b>Sadaharu (9d)</b></td>\n\t<td>KDJ123 (7d)</td>\n\t<td>Puffin888 (7d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/39817'>2018</a></td>\n\t<td><b>Sadaharu</b></td>\n\t<td><a href='https://online-go.com/tournament/120105'>5-0</a></td>\n\t<td>Celebrir [1k]</td>\n\t<td><b>rzhang20877 [8d]</b></td>\n\t<td>bigko [7d]</td>\n\t<td>Neandertaler [4d]</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/50926'>2019</a></td>\n\t<td></td>\n\t<td></td>\n\t<td></td>\n\t<td><b>husrev [7d]</b></td>\n\t<td>bigko [6d]</td>\n\t<td>hankchang1030 [2k]</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/64662'>2020</a></td>\n\t<td></td>\n\t<td></td>\n\t<td></td>\n\t<td><b>Wangway [6d]</b></td>\n\t<td>Neandertaler [3d]</td>\n\t<td>Yaka_Go [3d]</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/79744'>2021</a></td>\n\t<td></td>\n\t<td></td>\n\t<td></td>\n\t<td><b>Bhsd [6d]</b></td>\n\t<td>Lomis [5d]</td>\n\t<td>Sadaharu [5d]</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/93174'>2022</a></td>\n\t<td></td>\n\t<td></td>\n\t<td></td>\n\t<td><b>steinkauz7 [6d]</b></td>\n\t<td>Lomis [5d]</td>\n\t<td>找借口安静 [4d]</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/112659'>2023</a></td>\n\t<td></td>\n\t<td></td>\n\t<td></td>\n\t<td>Ongoing: Round 2</td>\n\t<td></td>\n\t<td></td>\n</tr>\n</table>\n\n∗ means the games were finished by timeout or retirement.\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- Old OGS ranks were displayed for cycles before 2015.\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": 91187, "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": 3017, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png" }, "auto_start_on_max": false, "time_start": "2026-06-22T06:50:00Z", "players_start": 85, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2026-06-22T06:50:19.626881Z", "ended": null, "start_waiting": "2026-06-22T06:50:15.830158Z", "board_size": 19, "active_round": 1, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png", "player_count": 89, "ranked": true } ] }
