Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5220
{ "count": 60138, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5221", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5219", "results": [ { "id": 72398, "name": "mr spocks tournament", "director": { "id": 915177, "username": "mr spock", "country": "ru", "icon": "https://user-uploads.online-go.com/7792d01be6cca86342e371e6cb1d9656-64.png", "ratings": { "version": 5, "overall": { "rating": 918.8354226709188, "deviation": 66.00660520275014, "volatility": 0.06001812456311965 } }, "ranking": 12.95725780951296, "professional": false, "ui_class": "" }, "description": "tourment only for vulcans", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 89280, "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": 7952, "name": "BGA Online Congress 2021", "summary": "BGA Online Congress 2021", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 282, "icon": "https://user-uploads.online-go.com/2b6f9aedb587d81d66122fd2b2dc2f10-64.png" }, "auto_start_on_max": false, "time_start": "2021-03-09T15:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 7, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2021-03-09T23:12:37.192283Z", "ended": "2021-05-06T16:47:58.644259Z", "start_waiting": "2021-03-09T23:12:37.060878Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/2b6f9aedb587d81d66122fd2b2dc2f10-15.png", "player_count": 4, "ranked": true }, { "id": 116427, "name": "Correspondence 19x19 RoundRobin 2024-05-26 19:00", "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": 6, "name": "Correspondence 19x19 RoundRobin", "rrule": "DTSTART:20260705T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:58:31.027016Z", "last_run": "2026-07-05T19:00:18.208073Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 432000, "time_increment": 86400 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 10 }, "next_run": "2026-07-08T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 432000, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2024-05-26T19:00:52.948825Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2024-05-26T19:01:53.210078Z", "ended": "2025-01-18T08:09:31.651584Z", "start_waiting": "2024-05-26T19:01:52.807425Z", "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": 68267, "name": "Oink Oink", "director": { "id": 93396, "username": "aguasnegras", "country": "_Pirate", "icon": "https://user-uploads.online-go.com/62fe13b35920f3da1a5578fb2965f8e6-64.png", "ratings": { "version": 5, "overall": { "rating": 1399.3218114615543, "deviation": 66.32619227944001, "volatility": 0.06014640423818642 } }, "ranking": 22.694980158214875, "professional": false, "ui_class": "" }, "description": "9x9, 3 days initial time to a maximum of 7 days, one increment per move", "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", "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 5077, "name": "Go-Chu", "summary": "Un lugar para recrearse", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 17, "icon": "https://user-uploads.online-go.com/65da1f179d7dc95fd21b0071c57e8718-64.png" }, "auto_start_on_max": false, "time_start": "2020-12-06T17:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 12, "analysis_enabled": true, "exclusivity": "open", "started": "2020-12-06T17:00:40.033004Z", "ended": "2021-01-08T09:26:38.794540Z", "start_waiting": "2020-12-06T17:00:39.771710Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/65da1f179d7dc95fd21b0071c57e8718-15.png", "player_count": 5, "ranked": true }, { "id": 28086, "name": "Correspondence 9x9 RoundRobin 2017-06-19 01:00", "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": 5, "name": "Correspondence 9x9 RoundRobin", "rrule": "DTSTART:20260704T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:56:18.340749Z", "last_run": "2026-07-04T19:00:17.976012Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 9, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 259200, "time_increment": 86400 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 10 }, "next_run": "2026-07-07T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2017-06-19T01:00:30.955887Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2017-06-19T01:00:55.825115Z", "ended": "2017-06-29T03:59:07.822103Z", "start_waiting": "2017-06-19T01:00:54.950373Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 5, "ranked": true }, { "id": 69879, "name": "Yaowen", "director": { "id": 756229, "username": "mrrabbuit", "country": "sg", "icon": "https://user-uploads.online-go.com/95a91e6b595a49e91968bd28f3e90ce4-64.png", "ratings": { "version": 5, "overall": { "rating": 1348.0847977490964, "deviation": 156.13884872211037, "volatility": 0.05999992557636363 } }, "ranking": 21.831420754602473, "professional": false, "ui_class": "" }, "description": "8/1/2021", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "chinese", "time_per_move": 0, "time_control_parameters": { "system": "none", "time_control": "none", "speed": "correspondence", "pause_on_weekends": false }, "is_open": true, "exclude_provisional": false, "group": { "id": 5118, "name": "SP Weiqi 2020/2021", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 21, "icon": "https://user-uploads.online-go.com/8d7f8244283feaafac5174b82851f2fa-64.png" }, "auto_start_on_max": true, "time_start": "2021-01-08T11:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2021-01-08T10:48:06.060284Z", "ended": "2021-01-11T11:18:59.321085Z", "start_waiting": "2021-01-08T10:48:05.990365Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/8d7f8244283feaafac5174b82851f2fa-15.png", "player_count": 2, "ranked": true }, { "id": 106537, "name": "9x9 Mini League 1k-9k #86", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1324.0959462703095, "deviation": 69.99372712007725, "volatility": 0.06023788322736291 } }, "ranking": 21.41576262051663, "professional": false, "ui_class": "" }, "description": "Special league for players between 9kyu and 1kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 95543, "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": 3524, "name": "9x9 Lovers", "summary": "A group for Go players who love the 9x9 board.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 711, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2023-09-03T19:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 21, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2023-08-29T18:53:42.535163Z", "ended": "2023-09-29T16:34:41.799128Z", "start_waiting": "2023-08-29T18:53:42.305989Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 5, "ranked": true }, { "id": 69786, "name": "OGS VN Tháng 2 2021", "director": { "id": 281554, "username": "TYDC", "country": "_DOOP", "icon": "https://user-uploads.online-go.com/bbd482f273f613d97a246c2d297b822c-64.png", "ratings": { "version": 5, "overall": { "rating": 1754.0753502925077, "deviation": 63.30244012615151, "volatility": 0.059925688382747436 } }, "ranking": 27.925818806597363, "professional": false, "ui_class": "" }, "description": "Giải tổ chức hàng tháng, giới hạn thời gian hoàn thành trong 1 tháng. Khuyến khích mọi người hẹn nhau chơi live. Link discord https://discord.gg/V68nfFrAc8", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 13440, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": true, "total_time": 1209600 }, "is_open": true, "exclude_provisional": true, "group": { "id": 7685, "name": "24HGO_OGS", "summary": "<audio src=\"/music/good_enough.mp3\" controls>\t\n<p>Fallback content goes here.</p>\n</audio>", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 86, "icon": "https://user-uploads.online-go.com/605421e94b90e6e3b22ec09b80180283-64.png" }, "auto_start_on_max": false, "time_start": "2021-01-31T20:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2021-01-31T20:00:29.429738Z", "ended": "2021-03-05T20:36:52.742806Z", "start_waiting": "2021-01-31T20:00:28.355900Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/605421e94b90e6e3b22ec09b80180283-15.png", "player_count": 10, "ranked": true }, { "id": 69877, "name": "Yukiat vs yu jun", "director": { "id": 693443, "username": "SP 03-01", "country": "sg", "icon": "https://secure.gravatar.com/avatar/6c738280e2491d84d0334100d8ecaab6?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1302.2029466058048, "deviation": 207.69787979725362, "volatility": 0.05999933899023369 } }, "ranking": 21.02979384612893, "professional": false, "ui_class": "provisional" }, "description": "Poppin off boyz", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "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": 5118, "name": "SP Weiqi 2020/2021", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 21, "icon": "https://user-uploads.online-go.com/8d7f8244283feaafac5174b82851f2fa-64.png" }, "auto_start_on_max": true, "time_start": "2021-01-08T11:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-01-08T10:14:08.608541Z", "ended": "2021-01-11T12:28:26.622143Z", "start_waiting": "2021-01-08T10:14:08.514060Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/8d7f8244283feaafac5174b82851f2fa-15.png", "player_count": 2, "ranked": true }, { "id": 79086, "name": "21/8 4 -> 王善緯\t3 -> 區思源", "director": { "id": 818416, "username": "傳碁學園", "country": "un", "icon": "https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png", "ratings": { "version": 5, "overall": { "rating": 1898.3468207617877, "deviation": 71.28817954667363, "volatility": 0.06041644550084839 } }, "ranking": 29.755630942351214, "professional": false, "ui_class": "" }, "description": "21/8 4 -> 王善緯\t3 -> 區思源", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 26, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 600, "period_time": 20, "periods": 2 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6399, "name": "傳碁 B班", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 53, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2021-08-21T09:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2021-08-21T08:37:34.847480Z", "ended": "2021-08-21T08:56:03.842380Z", "start_waiting": "2021-08-21T08:37:33.979046Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true }, { "id": 51627, "name": "November Correspondence tournament", "director": { "id": 607169, "username": "Koreadars", "country": "_Pirate", "icon": "https://user-uploads.online-go.com/1910420678f28b78fe5b8898350c77ff-64.png", "ratings": { "version": 5, "overall": { "rating": 2357.1359340613008, "deviation": 75.92640303674303, "volatility": 0.0600299512870185 } }, "ranking": 34.76676980364381, "professional": false, "ui_class": "" }, "description": "Please note that bot players can't play!", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "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": 3, "name": "OGS", "summary": "An open group for folks' who like OGS!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1792, "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.png" }, "auto_start_on_max": false, "time_start": "2019-11-01T08:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2019-11-01T08:00:32.418866Z", "ended": "2021-08-22T06:35:06.726740Z", "start_waiting": "2019-11-01T08:00:04.468034Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png", "player_count": 100, "ranked": true } ] }
