Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=board_size&page=4042
{ "count": 59082, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=board_size&page=4043", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=board_size&page=4041", "results": [ { "id": 21251, "name": "Blitz 19x19 Elimination Tournament 2016-10-06 17:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260117T170000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-01-17T17:00:26.206616Z", "lead_time_seconds": 1800, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-01-17T21:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 11, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2016-10-06T17:30:20.161252Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2016-10-06T17:30:22.032415Z", "ended": "2016-10-06T18:06:29.717576Z", "start_waiting": "2016-10-06T17:30:21.620517Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 8, "ranked": true }, { "id": 29700, "name": "Blitz 19x19 Elimination Tournament 2017-08-24 21:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260117T170000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-01-17T17:00:26.206616Z", "lead_time_seconds": 1800, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-01-17T21:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 11, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2017-08-24T21:30:57.795293Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2017-08-24T21:31:00.569900Z", "ended": "2017-08-24T22:03:06.203184Z", "start_waiting": "2017-08-24T21:30:59.605156Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 7, "ranked": true }, { "id": 21558, "name": "Live 19x19 Swiss Tournament 2016-10-17 20:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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:20260117T200000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:30:39.250689Z", "last_run": "2026-01-17T20:00:26.223603Z", "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": "2026-01-18T00:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 36, "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": "2016-10-17T20:30:15.564567Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2016-10-17T20:34:18.225403Z", "ended": "2016-10-17T21:56:31.232190Z", "start_waiting": "2016-10-17T20:34:17.141896Z", "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": 87887, "name": "Happy Tournament", "director": { "id": 808681, "username": "Bimbeam", "country": "th", "icon": "https://user-uploads.online-go.com/590e6b1acc2a0b0d062ecbb62ca8e76e-64.png", "ratings": { "version": 5, "overall": { "rating": 1227.7655394610615, "deviation": 68.02104622944798, "volatility": 0.06002839023860736 } }, "ranking": 19.66714961436426, "professional": false, "ui_class": "" }, "description": "Welcome to Happy Tournament", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 30, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "live", "pause_on_weekends": false, "total_time": 2700 }, "is_open": true, "exclude_provisional": true, "group": { "id": 4716, "name": "happy genius 8-6kyu", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 378, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2022-03-30T12:30:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 10, "max_ranking": 30, "analysis_enabled": true, "exclusivity": "open", "started": "2022-03-30T12:30:50.468155Z", "ended": "2022-03-30T13:52:47.304699Z", "start_waiting": "2022-03-30T12:30:50.402838Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 3, "ranked": true }, { "id": 30773, "name": "Goti53efy", "director": { "id": 469679, "username": "marius21", "country": "ro", "icon": "https://user-uploads.online-go.com/91e0b2286db4fd329ee87e0e308c58b8-64.png", "ratings": { "version": 5, "overall": { "rating": 828.589949571373, "deviation": 71.7829133537023, "volatility": 0.060058265641837257 } }, "ranking": 10.56397323471582, "professional": false, "ui_class": "" }, "description": "Joc bun", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 93120, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 604800, "max_time": 604800, "time_increment": 86400, "speed": "correspondence" }, "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": 17719, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": "2017-10-02T22:00:00Z", "players_start": 50, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2017-10-09T12:26:24.925510Z", "ended": "2018-06-12T21:48:10.532714Z", "start_waiting": "2017-10-09T12:26:23.087351Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 5, "ranked": true }, { "id": 124451, "name": "Live 19x19 Swiss Tournament 2025-01-18 08:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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:20260117T200000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:30:39.250689Z", "last_run": "2026-01-17T20:00:26.223603Z", "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": "2026-01-18T00:00:00Z", "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": "2025-01-18T08:30:13.957054Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2025-01-18T08:31:14.028813Z", "ended": "2025-01-18T09:46:00.838632Z", "start_waiting": "2025-01-18T08:31:13.950844Z", "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": 12663, "name": "Kuksu Main Title Tournament 9th Cycle - Group D4", "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": "Kuksu Main Title Tournament 9th Cycle Group D4\n\nTitle Holder: <a href='https://online-go.com/user/view/35184/vitality'>vitality (5d)</a>\n\nPrevious cycles:\n<table style=\"text-align:center;\" border='2'>\n<tr><th rowspan=2>Cycle</th><td colspan=3><b>Title Match</b></td><td colspan=3><b>Title Tournament</b></td></tr>\n<tr>\n <th>Winner</th><th>Score</th><th>Runner-up</th>\n <th>Winner<img src='https://a00ce0086bda2213e89f-570db0116da8eb5fdc3ce95006e46d28.ssl.cf1.rackcdn.com/4.2/img/trophies/gold_title_19.png' alt='Gold'></img></th>\n <th>Runner-up<img src='https://a00ce0086bda2213e89f-570db0116da8eb5fdc3ce95006e46d28.ssl.cf1.rackcdn.com/4.2/img/trophies/silver_title_19.png' alt='Silver'></img></th>\n <th>3rd Place<img src='https://a00ce0086bda2213e89f-570db0116da8eb5fdc3ce95006e46d28.ssl.cf1.rackcdn.com/4.2/img/trophies/bronze_title_19.png' alt='Bronze'></img></th>\n</tr>\n<tr>\n <td><a href='https://online-go.com/tournament/2375'>1</a></td>\n <td><b>luke</b></td><td></td><td></td>\n <td><b>luke (2d)</b></td><td>davos</td><td>gomad361</td>\n</tr>\n<tr>\n <td><a href='https://online-go.com/tournament/2384'>2</a></td>\n <td><b>gomad361</b></td><td>3-2</td><td>luke</td>\n <td><b>luke (2d)</b></td><td>gomad361</td><td>hotspur</td>\n</tr>\n<tr>\n <td><a href='https://online-go.com/tournament/2391'>3</a></td>\n <td><b>Uberdude</b></td><td>∗</td><td>gomad361</td>\n <td><b>Uberdude (6d)</b></td><td>KyuT</td><td>marigo</td>\n</tr>\n<tr>\n <td><a href='https://online-go.com/tournament/2406'>4</a></td>\n <td><b>Uberdude</b></td><td>5-0</td><td>KyuT</td>\n <td><b>KyuT (4d)</b></td><td>quiller</td><td>morituri</td>\n</tr>\n<tr>\n <td><a href='https://online-go.com/tournament/2424'>5</a></td>\n <td><b>Uberdude</b></td><td>5-0</td><td>gomad361</td>\n <td><b>gomad361 (2d)</b></td><td>morituri</td><td>betterlife</td>\n</tr>\n<tr>\n <td><a href='https://online-go.com/tournament/2439'>6</a></td>\n <td><b>Uberdude</b></td><td>5-0</td><td>Elin</td>\n <td><b>Elin (3d)</b></td><td>gomad361</td><td>morituri</td>\n</tr>\n<tr>\n <td><a href='https://online-go.com/tournament/2460'>7</a></td>\n <td><b>Uberdude</b></td><td>3-2</td><td>vitality</td>\n <td><b>vitality (5d)</b></td><td>Elin</td><td>gomad361</td>\n</tr>\n<tr>\n <td><a href='https://online-go.com/tournament/2475'>8</a></td>\n <td><b>vitality</b></td><td>∗</td><td>Uberdude</td>\n <td><b>vitality (5d)</b></td><td>nrx</td><td>gojohn</td>\n</tr> \n<tr>\n <td rowspan=5><a href='#'>9</a></td>\n <td rowspan=5 colspan=3></td>\n <td colspan=3>\n <a href='https://online-go.com/tournament/12653'>[A]</a>\n </td>\n</tr>\n<tr>\n <td colspan=3>\n <a href='https://online-go.com/tournament/12654'>[B1]</a>\n <a href='https://online-go.com/tournament/12655'>[B2]</a>\n </td>\n</tr>\n<tr>\n <td colspan=3>\n <a href='https://online-go.com/tournament/12656'>[C1]</a>\n <a href='https://online-go.com/tournament/12657'>[C2]</a>\n <a href='https://online-go.com/tournament/12658'>[C3]</a>\n <a href='https://online-go.com/tournament/12659'>[C4]</a>\n </td>\n</tr>\n<tr>\n <td colspan=3>\n <a href='https://online-go.com/tournament/12660'>[D1]</a>\n <a href='https://online-go.com/tournament/12661'>[D2]</a>\n <a href='https://online-go.com/tournament/12662'>[D3]</a>\n <a href='https://online-go.com/tournament/12663'>[D4]</a>\n <a href='https://online-go.com/tournament/12664'>[D5]</a>\n <a href='https://online-go.com/tournament/12665'>[D6]</a>\n <a href='https://online-go.com/tournament/12666'>[D7]</a>\n <a href='https://online-go.com/tournament/12667'>[D8]</a>\n </td>\n</tr>\n<tr>\n <td colspan=3>\n <a href='https://online-go.com/tournament/12668'>[E1]</a>\n <a href='https://online-go.com/tournament/12669'>[E2]</a>\n <a href='https://online-go.com/tournament/12670'>[E3]</a>\n <a href='https://online-go.com/tournament/12671'>[E4]</a>\n <a href='https://online-go.com/tournament/12672'>[E5]</a>\n <a href='https://online-go.com/tournament/12673'>[E6]</a>\n </td>\n</tr>\n</table>\n\n∗ means the games were finished by timeout or retiring.\n\nRules could be found <a href='https://forums.online-go.com/t/league-format-kuksu-title-tournament-rules-and-discussion/5191'>here</a>.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "korean", "time_per_move": 93120, "time_control_parameters": { "time_control": "fischer", "initial_time": 604800, "max_time": 604800, "time_increment": 86400 }, "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": 2956, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png" }, "auto_start_on_max": false, "time_start": "2015-12-03T00:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "invite", "started": "2015-11-30T21:08:21.976388Z", "ended": "2016-09-27T12:41:35.365235Z", "start_waiting": "2015-11-30T21:08:20.725851Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png", "player_count": 10, "ranked": true }, { "id": 12658, "name": "Kuksu Main Title Tournament 9th Cycle - Group C3", "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": "Kuksu Main Title Tournament 9th Cycle Group C3\n\nTitle Holder: <a href='https://online-go.com/user/view/35184/vitality'>vitality (5d)</a>\n\nPrevious cycles:\n<table style=\"text-align:center;\" border='2'>\n<tr><th rowspan=2>Cycle</th><td colspan=3><b>Title Match</b></td><td colspan=3><b>Title Tournament</b></td></tr>\n<tr>\n <th>Winner</th><th>Score</th><th>Runner-up</th>\n <th>Winner<img src='https://a00ce0086bda2213e89f-570db0116da8eb5fdc3ce95006e46d28.ssl.cf1.rackcdn.com/4.2/img/trophies/gold_title_19.png' alt='Gold'></img></th>\n <th>Runner-up<img src='https://a00ce0086bda2213e89f-570db0116da8eb5fdc3ce95006e46d28.ssl.cf1.rackcdn.com/4.2/img/trophies/silver_title_19.png' alt='Silver'></img></th>\n <th>3rd Place<img src='https://a00ce0086bda2213e89f-570db0116da8eb5fdc3ce95006e46d28.ssl.cf1.rackcdn.com/4.2/img/trophies/bronze_title_19.png' alt='Bronze'></img></th>\n</tr>\n<tr>\n <td><a href='https://online-go.com/tournament/2375'>1</a></td>\n <td><b>luke</b></td><td></td><td></td>\n <td><b>luke (2d)</b></td><td>davos</td><td>gomad361</td>\n</tr>\n<tr>\n <td><a href='https://online-go.com/tournament/2384'>2</a></td>\n <td><b>gomad361</b></td><td>3-2</td><td>luke</td>\n <td><b>luke (2d)</b></td><td>gomad361</td><td>hotspur</td>\n</tr>\n<tr>\n <td><a href='https://online-go.com/tournament/2391'>3</a></td>\n <td><b>Uberdude</b></td><td>∗</td><td>gomad361</td>\n <td><b>Uberdude (6d)</b></td><td>KyuT</td><td>marigo</td>\n</tr>\n<tr>\n <td><a href='https://online-go.com/tournament/2406'>4</a></td>\n <td><b>Uberdude</b></td><td>5-0</td><td>KyuT</td>\n <td><b>KyuT (4d)</b></td><td>quiller</td><td>morituri</td>\n</tr>\n<tr>\n <td><a href='https://online-go.com/tournament/2424'>5</a></td>\n <td><b>Uberdude</b></td><td>5-0</td><td>gomad361</td>\n <td><b>gomad361 (2d)</b></td><td>morituri</td><td>betterlife</td>\n</tr>\n<tr>\n <td><a href='https://online-go.com/tournament/2439'>6</a></td>\n <td><b>Uberdude</b></td><td>5-0</td><td>Elin</td>\n <td><b>Elin (3d)</b></td><td>gomad361</td><td>morituri</td>\n</tr>\n<tr>\n <td><a href='https://online-go.com/tournament/2460'>7</a></td>\n <td><b>Uberdude</b></td><td>3-2</td><td>vitality</td>\n <td><b>vitality (5d)</b></td><td>Elin</td><td>gomad361</td>\n</tr>\n<tr>\n <td><a href='https://online-go.com/tournament/2475'>8</a></td>\n <td><b>vitality</b></td><td>∗</td><td>Uberdude</td>\n <td><b>vitality (5d)</b></td><td>nrx</td><td>gojohn</td>\n</tr> \n<tr>\n <td rowspan=5><a href='#'>9</a></td>\n <td rowspan=5 colspan=3></td>\n <td colspan=3>\n <a href='https://online-go.com/tournament/12653'>[A]</a>\n </td>\n</tr>\n<tr>\n <td colspan=3>\n <a href='https://online-go.com/tournament/12654'>[B1]</a>\n <a href='https://online-go.com/tournament/12655'>[B2]</a>\n </td>\n</tr>\n<tr>\n <td colspan=3>\n <a href='https://online-go.com/tournament/12656'>[C1]</a>\n <a href='https://online-go.com/tournament/12657'>[C2]</a>\n <a href='https://online-go.com/tournament/12658'>[C3]</a>\n <a href='https://online-go.com/tournament/12659'>[C4]</a>\n </td>\n</tr>\n<tr>\n <td colspan=3>\n <a href='https://online-go.com/tournament/12660'>[D1]</a>\n <a href='https://online-go.com/tournament/12661'>[D2]</a>\n <a href='https://online-go.com/tournament/12662'>[D3]</a>\n <a href='https://online-go.com/tournament/12663'>[D4]</a>\n <a href='https://online-go.com/tournament/12664'>[D5]</a>\n <a href='https://online-go.com/tournament/12665'>[D6]</a>\n <a href='https://online-go.com/tournament/12666'>[D7]</a>\n <a href='https://online-go.com/tournament/12667'>[D8]</a>\n </td>\n</tr>\n<tr>\n <td colspan=3>\n <a href='https://online-go.com/tournament/12668'>[E1]</a>\n <a href='https://online-go.com/tournament/12669'>[E2]</a>\n <a href='https://online-go.com/tournament/12670'>[E3]</a>\n <a href='https://online-go.com/tournament/12671'>[E4]</a>\n <a href='https://online-go.com/tournament/12672'>[E5]</a>\n <a href='https://online-go.com/tournament/12673'>[E6]</a>\n </td>\n</tr>\n</table>\n\n∗ means the games were finished by timeout or retiring.\n\nRules could be found <a href='https://forums.online-go.com/t/league-format-kuksu-title-tournament-rules-and-discussion/5191'>here</a>.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "korean", "time_per_move": 93120, "time_control_parameters": { "time_control": "fischer", "initial_time": 604800, "max_time": 604800, "time_increment": 86400 }, "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": 2956, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png" }, "auto_start_on_max": false, "time_start": "2015-12-01T00:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "invite", "started": "2015-11-29T01:23:40.660297Z", "ended": "2016-09-28T17:57:57.797438Z", "start_waiting": "2015-11-29T01:23:39.658824Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png", "player_count": 10, "ranked": true }, { "id": 21032, "name": "Blitz 19x19 Elimination Tournament 2016-09-28 13:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260117T170000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-01-17T17:00:26.206616Z", "lead_time_seconds": 1800, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-01-17T21:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 11, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2016-09-28T13:30:57.958816Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2016-09-28T13:30:59.414323Z", "ended": "2016-09-28T14:22:53.356426Z", "start_waiting": "2016-09-28T13:30:59.281916Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 5, "ranked": true }, { "id": 21922, "name": "Blitz 19x19 Elimination Tournament 2016-11-02 01:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260117T170000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-01-17T17:00:26.206616Z", "lead_time_seconds": 1800, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-01-17T21:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 11, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2016-11-02T01:30:18.933166Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2016-11-02T01:30:20.551504Z", "ended": "2016-11-02T02:12:14.171868Z", "start_waiting": "2016-11-02T01:30:20.217442Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 5, "ranked": true } ] }
