Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=5357
{ "count": 59693, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=5358", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=5356", "results": [ { "id": 130377, "name": "Blitz 13x13 Swiss Tournament 2025-07-11 23:31", "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": 3, "name": "Blitz 13x13 Swiss Tournament", "rrule": "DTSTART:20260519T110000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:27:45.234995Z", "last_run": "2026-05-19T11:00:12.806661Z", 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"subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2025-07-11T23:31:54.343745Z", "ended": "2025-07-11T23:59:50.319819Z", "start_waiting": "2025-07-11T23:31:54.239647Z", "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": 122078, "name": "Meet Peppa Pig's family and Go gameโ", "director": { "id": 1436588, "username": "Arrow A6 anti-", "country": "zz", "icon": "https://user-uploads.online-go.com/8670729a0e8d1142fea14d8bd6800517-64.png", "ratings": { "version": 5, "overall": { "rating": 588.6751839572613, "deviation": 80.73457404236709, "volatility": 0.0636275307525229 } }, "ranking": 5, "professional": false, "ui_class": "" }, "description": "<H2><I><a Href=\"https://online-go.com/group/13797\"><big><span style=\"color:pink;\">W</big><span style=\"color:yellow;\">e</span><big><big><span style=\"color: skyblue;\">l</span></big></big><span style=\"color: springgreen;\">c</span><span style=\"color:red;\">o</span><span style=\"color:orange;\">m</span><span style=\"color:white;\">e</span> <big><big>j</big></big>o<big>i</big>n Us</I><h2><a Href=\"https://online-go.com/group/13797\"><span style=\"color:gold;\">Go Advance forward forever<a Href=\"https://online-go.com/group/13797\"><I><IMG src=\"https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/9682e94fbb47d2ccab4998f738b6b042-128.png\"></a></h2>\n\n<I><Big><Big><big><span style=\"color:pink;\">P</big></Big></big>eppa Pig's <big><big>๐ท๐ท๐ท๐ท๐ท๐ท </big></big>Family<I>\n\n<p>\n<embed src=\"https://www.youtube.com/embed/kyhLMS8sSjM\"width=\"320\" height=\"180\">\n</p>\n\n\n<p>\n<embed src=\"https://www.youtube.com/embed/cbbxz17pRKM\"width=\"320\" height=\"180\">\n</p>\n\n<a href=\"https://info.flagcounter.com/Y6Hv\"><img src=\"https://s11.flagcounter.com/map/Y6Hv/size_t/txt_FF03F7/border_CCCCCC/pageviews_1/viewers_0/flags_0/\" alt=\"Flag Counter\" border=\"0\"></a>", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "aga", "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": 13797, "name": " ๆ ้ดๅค็ขๆฏๅ Go Advance forward forever", "summary": "ๆฌข่ฟๅดๆฃ็ฑๅฅฝ่ ๆฅๅฐๅฑไบๆจ็ๅญๅฐ\n\n\n In Your ๐ Go to Universes everywhere", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 496, "icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-64.png" }, "auto_start_on_max": false, "time_start": "2024-11-13T15:00:00Z", "players_start": 12, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-11-13T15:00:01.624365Z", "ended": "2025-10-26T02:49:07.693170Z", "start_waiting": "2024-11-13T15:00:00.201867Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-15.png", "player_count": 27, "ranked": true }, { "id": 97531, "name": "Blitz 13x13 Swiss Tournament 2022-12-05 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:20260519T110000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:27:45.234995Z", "last_run": "2026-05-19T11:00:12.806661Z", "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": "2026-05-19T15:00:00Z", "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": "2022-12-05T19:30:43.075125Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2022-12-05T19:30:44.502458Z", "ended": "2022-12-05T20:26:38.292243Z", "start_waiting": "2022-12-05T19:30:44.331835Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 8, "ranked": true }, { "id": 1019, "name": "Fragnix's Musing Meetings - Big Chinese", "director": { "id": 27708, "username": "fragnix", "country": "de", "icon": "https://user-uploads.online-go.com/f923149275abc4f0c8a031e8a9f991db-64.png", "ratings": { "version": 5, "overall": { "rating": 1288.262978420763, "deviation": 62.03911131299328, "volatility": 0.0599600014565973 } }, "ranking": 20.780639147409133, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "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": 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": 9, "max_ranking": 18, "analysis_enabled": false, "exclusivity": "open", "started": "2010-08-05T11:01:13Z", "ended": "2010-08-05T09:01:13Z", "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": 203, "name": "ealdent's 19x19 mini-tournament", "director": { "id": 5955, "username": "ealdent", "country": "us", "icon": "https://secure.gravatar.com/avatar/90f5b80848b9b787569de9863c7ca32a?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1472.0325606226759, "deviation": 65.1586536598795, "volatility": 0.05991657819627239 } }, "ranking": 23.867676771604184, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 172800, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 1209600, "time_increment": 172800 }, "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": 16, "analysis_enabled": false, "exclusivity": "open", "started": "2007-03-10T19:08:00Z", "ended": "2007-10-24T14:44:00Z", "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": 73596, "name": "Blitz 13x13 Swiss Tournament 2021-04-07 23:30", "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:20260519T110000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:27:45.234995Z", "last_run": "2026-05-19T11:00:12.806661Z", "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": "2026-05-19T15:00:00Z", "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": "2021-04-07T23:30:49.100960Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2021-04-07T23:30:50.840368Z", "ended": "2021-04-08T00:10:08.885134Z", "start_waiting": "2021-04-07T23:30:50.590371Z", "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": 71982, "name": "็ฌฌไธๅฑไธ็ๅไบบๆฃๅ่ต", "director": { "id": 885292, "username": "T.G", "country": "001", "icon": "https://user-uploads.online-go.com/ce44b8f2de5a3b442c0322da59e57745-64.png", "ratings": { "version": 5, "overall": { "rating": 1005.5463781274477, "deviation": 62.23597745075266, "volatility": 0.060015327732075324 } }, "ranking": 15.04490882050914, "professional": false, "ui_class": "" }, "description": "ๆฌๆฌกๆฏ่ต็ฑโไธ็ๅไบบๅดๆฃๅไผโไธพๅใ๏ผgroup 8419๏ผ", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "chinese", "time_per_move": 33, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 300, "period_time": 30, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 8419, "name": "ไธ็ๅไบบๅดๆฃๅไผ", "summary": "๐ฃ๐ฃ๐ฃ๏ผ่ฏ้ไธ็ๅๅฐๅไธชๆฐดๅนณ้ถๆฎต็ๆฃๅไปฌๅๆฅไธ่ตทๅ็ฃไบคๆต๏ฝ ไธป้กตๅซๆๅ็ฑปๅ ่ดนๅดๆฃ่ตๆบไพๅคงๅฎถไฝฟ็จ๏ผๆฐๆๅๅฅฝ๏ผใไผๅ ๅฐๅฎๆไธพๅๅ็ง่ตไบ็ญๆดปๅจ๏ผ็ฅๅไฝ็ฉๅพๅผๅฟ๏ผ๐ฅ๐ฅ๐ฅ", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 172, "icon": 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17.66169912212786, "professional": false, "ui_class": "supporter moderator admin" }, "description": "Automatic Sitewide Tournament", "schedule": { "id": 3, "name": "Blitz 13x13 Swiss Tournament", "rrule": "DTSTART:20260519T110000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:27:45.234995Z", "last_run": "2026-05-19T11:00:12.806661Z", "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": "2026-05-19T15:00:00Z", "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": "2022-05-29T07:30:50.523158Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2022-05-29T07:30:51.937401Z", "ended": "2022-05-29T08:22:10.803734Z", "start_waiting": "2022-05-29T07:30:51.791979Z", "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": 72190, "name": "Live 19x19 Swiss Tournament 2021-03-04 12:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro", "ratings": { "version": 5, 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