Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=876
{ "count": 59432, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=877", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=875", "results": [ { "id": 54130, "name": "5 Sec Simple", "director": { "id": 605216, "username": "sfas", "country": "001", "icon": "https://user-uploads.online-go.com/1976a1f26ed33f4190f3d6fd391531f5-64.png", "ratings": { "version": 5, "overall": { "rating": 1478.261731808256, "deviation": 62.98408298484755, "volatility": 0.06022656482114487 } }, "ranking": 23.96543347852035, "professional": false, "ui_class": "" }, "description": "Crazy fast blitz", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 5, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "blitz", "pause_on_weekends": false, "per_move": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 4194, "name": "Shake's Crazy Blitz Study Group", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 7, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2019-11-23T13:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2019-11-23T13:00:17.937764Z", "ended": "2019-11-23T13:25:33.011803Z", "start_waiting": "2019-11-23T13:00:17.481776Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 63068, "name": "Первый быстрый турнир 9x9 в 19:30", "director": { "id": 796491, "username": "Shepelev", "country": "ru", "icon": "https://user-uploads.online-go.com/df07fff8185c8bf3e4c05cebc2097f53-64.png", "ratings": { "version": 5, "overall": { "rating": 1198.5300867994024, "deviation": 62.08724174870528, "volatility": 0.060055841677873624 } }, "ranking": 19.109234511846594, "professional": false, "ui_class": "" }, "description": "Господа, проводим первый быстрый турнир со стартом в 19:30. Система с выбыванием после 2-х порожний значительно более честная. Зовите друзей. \n\nЕсли вы записываетесь не забудьте быть онлайн в 19:30. Длительность турнира зависти от количества участников. Но будте готовы к 30 - 50 минутам. Постарайтесь не пропустить свою игру.", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 36, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 30, "initial_time": 600, "max_time": 600 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6036, "name": "Школа программистов", "summary": "Го-клуб летнего лагеря Школы программистов", "require_invitation": true, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 398, "icon": "https://user-uploads.online-go.com/9dfdcf973067016629133984c0f77f58-64.png" }, "auto_start_on_max": false, "time_start": "2020-07-13T16:30:00Z", "players_start": 8, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2020-07-13T16:30:24.470054Z", "ended": "2020-07-13T18:09:02.287759Z", "start_waiting": "2020-07-13T16:30:24.073157Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/9dfdcf973067016629133984c0f77f58-15.png", "player_count": 11, "ranked": true }, { "id": 19859, "name": "Correspondence 13x13 RoundRobin 2016-08-16 01:00", "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": 7, "name": "Correspondence 13x13 RoundRobin", "rrule": "DTSTART:20260419T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T06:00:14.582400Z", "last_run": "2026-04-19T19:00:57.513229Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 13, "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": "2026-04-22T19:00:00Z", "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, "max_time": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2016-08-16T01:00:38.726400Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2016-08-16T01:01:02.638285Z", "ended": "2016-10-12T08:26:25.965887Z", "start_waiting": "2016-08-16T01:00:59.148589Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 10, "ranked": true }, { "id": 28378, "name": "Tournoi sans merci", "director": { "id": 310119, "username": "arnaudgo", "country": "fr", "icon": "https://user-uploads.online-go.com/abf6813a01ba350835b2e0610ee57fa1-64.png", "ratings": { "version": 5, "overall": { "rating": 1404.051142519962, "deviation": 64.51297870372596, "volatility": 0.05997722344564987 } }, "ranking": 22.773089007564597, "professional": false, "ui_class": "" }, "description": "De la baston ! ;-) Tous les coups sont permis ou presque...\nMême si ça vous démange, les pierres d'handicap ne sont pas à jeter à la figure de votre adversaire :)\n\nN'hésitez pas à tirer profit du Malkovich log :-)", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 1355, "name": "FulguroGo", "summary": "Apprendre le Go pour joueurs débutants et confirmés.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 928, "icon": "https://user-uploads.online-go.com/277417b334b4dedd5a136946a8c09dfc-64.png" }, "auto_start_on_max": false, "time_start": "2017-07-26T22:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "group", "started": "2017-07-26T22:00:14.867789Z", "ended": "2018-06-07T12:15:06.088926Z", "start_waiting": "2017-07-26T22:00:12.715890Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/277417b334b4dedd5a136946a8c09dfc-15.png", "player_count": 8, "ranked": true }, { "id": 66037, "name": "한국인 화늉", "director": { "id": 831306, "username": "상어고양이 아빠", "country": "kr", "icon": "https://user-uploads.online-go.com/db60d9f14079d08540de384240548fd3-64.png", "ratings": { "version": 5, "overall": { "rating": 1379.3147955484346, "deviation": 65.91437466412411, "volatility": 0.060013537153480276 } }, "ranking": 22.361600527656655, "professional": false, "ui_class": "" }, "description": "ㅎㅎㅎㅎㅎㅎㅎㅎㅎㅎㅎㅎㅎㅎㅎㅎ", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 23040, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 14400, "initial_time": 777600, "max_time": 777600 }, "is_open": true, "exclude_provisional": true, "group": { "id": 6774, "name": "😀Korea Go한국바둑😀", "summary": "많이 가입해주세요. 한국분 환영", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 225, "icon": "https://user-uploads.online-go.com/c8cb234ed8cd8edf50f2d51d95670d5b-64.png" }, "auto_start_on_max": false, "time_start": "2020-09-29T23:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-09-30T06:13:04.475007Z", "ended": "2020-10-25T01:09:24.939510Z", "start_waiting": "2020-09-30T06:13:04.208415Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/c8cb234ed8cd8edf50f2d51d95670d5b-15.png", "player_count": 4, "ranked": true }, { "id": 110839, "name": "19x19 Open League #41", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1350.1971725131666, "deviation": 66.73871326624591, "volatility": 0.060203149008499844 } }, "ranking": 21.86766714124199, "professional": false, "ui_class": "" }, "description": "Open league for everyone. Tournament will be started as soon as 10 players will join it.\n\nPrevious winners: https://online-go.com/group/12599", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "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": false, "group": { "id": 12599, "name": "GO Special Tournaments", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 70, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png" }, "auto_start_on_max": true, "time_start": "2023-12-31T22:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-12-27T06:08:42.095804Z", "ended": "2024-03-26T23:58:49.395399Z", "start_waiting": "2023-12-27T06:08:41.448285Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png", "player_count": 10, "ranked": true }, { "id": 63748, "name": "Correspondence 19x19 RoundRobin 2020-07-31 19:01", "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": 6, "name": "Correspondence 19x19 RoundRobin", "rrule": "DTSTART:20260421T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:58:31.027016Z", "last_run": "2026-04-21T19:00:38.798116Z", "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": "2026-04-24T19:00:00Z", "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": 432000, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2020-07-31T19:01:01.070780Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2020-07-31T19:01:04.852940Z", "ended": "2020-11-08T16:41:53.726173Z", "start_waiting": "2020-07-31T19:01:03.610851Z", "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": 68126, "name": "Sunday tournament", "director": { "id": 56637, "username": "milanm", "country": "un", "icon": "https://user-uploads.online-go.com/3ca6488bbc5b99dee6389c8324babd42-64.png", "ratings": { "version": 5, "overall": { "rating": 1675.1324544564611, "deviation": 66.5167084536661, "volatility": 0.059913125860353515 } }, "ranking": 26.85977027243067, "professional": false, "ui_class": "aga" }, "description": "weekly 9x9 tournament", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 31, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 30, "initial_time": 120, "max_time": 180 }, "is_open": true, "exclude_provisional": false, "group": { "id": 5803, "name": "Massachusetts Go Foundation", "summary": "", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 49, "icon": "https://user-uploads.online-go.com/ac9f8e424d9bbcbeaadc6a8c635f8262-64.png" }, "auto_start_on_max": false, "time_start": "2020-11-22T18:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2020-11-22T17:58:24.869420Z", "ended": "2020-11-22T18:36:16.222734Z", "start_waiting": "2020-11-22T17:58:24.642129Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/ac9f8e424d9bbcbeaadc6a8c635f8262-15.png", "player_count": 7, "ranked": true }, { "id": 37352, "name": "Peaceful Plains", "director": { "id": 480527, "username": "MystWalker", "country": "_Pirate", "icon": "https://secure.gravatar.com/avatar/b3b2121f9ff52cadf9207647eafe3d0d?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1488.0707503098765, "deviation": 63.596071130064495, "volatility": 0.06006278116597288 } }, "ranking": 24.118538100052163, "professional": false, "ui_class": "" }, "description": "A tournament for those that wish to enjoy the more intimate space of the 9x9 board.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "japanese", "time_per_move": 57600, "time_control_parameters": { "period_time": 172800, "main_time": 0, "system": "canadian", "pause_on_weekends": false, "time_control": "canadian", "stones_per_period": 3, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 2170, "name": "Serenity", "summary": "When wisdom comes and ambitions go away, only pure enjoyment of the game remains.", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 48, "icon": "https://user-uploads.online-go.com/296c487fa334861b517b0bf1928b4ac9-64.png" }, "auto_start_on_max": true, "time_start": "2018-06-04T22:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2018-05-30T15:34:05.569524Z", "ended": "2018-06-16T11:52:43.510190Z", "start_waiting": "2018-05-30T15:34:02.182531Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/296c487fa334861b517b0bf1928b4ac9-15.png", "player_count": 10, "ranked": true }, { "id": 66141, "name": "uyebrvywqptiuybit;", "director": { "id": 836874, "username": "NicholasD03", "country": "un", "icon": "https://secure.gravatar.com/avatar/f493528ea0a3bfff700b0528c858339c?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1028.5047944967969, "deviation": 71.63711526554845, "volatility": 0.060081207056853145 } }, "ranking": 15.567520953222878, "professional": false, "ui_class": "" }, "description": "tvlvytliu", "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": false, "group": { "id": 6721, "name": "Mr. Erb's Math Class", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 19, "icon": "https://user-uploads.online-go.com/6910eda41e1a6a0c79cb362e854798f9-64.png" }, "auto_start_on_max": true, "time_start": "2020-10-02T13:29:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-10-02T15:28:30.966003Z", "ended": "2020-10-08T18:59:24.720547Z", "start_waiting": "2020-10-02T15:28:30.772057Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/6910eda41e1a6a0c79cb362e854798f9-15.png", "player_count": 3, "ranked": true } ] }
