Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-max_ranking&page=50
{ "count": 60393, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=51", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=49", "results": [ { "id": 61752, "name": "First 9x9 tourny for the universe.", "director": { "id": 622823, "username": "MrSuth", "country": "gb", "icon": "https://user-uploads.online-go.com/a67b4fec70f832da8e714ed1dea0d839-64.png", "ratings": { "version": 5, "overall": { "rating": 1390.6809633316159, "deviation": 62.7562486869202, "volatility": 0.05999371942931435 } }, "ranking": 22.55158512248858, "professional": false, "ui_class": "supporter" }, "description": "9x9 let's go.", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 12, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 240, "period_time": 10, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 5519, "name": "BSC GO", "summary": "", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 10, "icon": "https://user-uploads.online-go.com/ef9477f87ad4d190ffab53eba8347ec3-64.png" }, "auto_start_on_max": false, "time_start": "2020-06-10T16:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2020-06-10T15:09:41.374704Z", "ended": "2020-06-10T15:50:45.309360Z", "start_waiting": "2020-06-10T15:09:40.949692Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/ef9477f87ad4d190ffab53eba8347ec3-15.png", "player_count": 7, "ranked": true }, { "id": 35494, "name": "03/17/2018", "director": { "id": 21742, "username": "დათო", "country": "ge", "icon": "https://user-uploads.online-go.com/f776102223e8d2cd0c3eeab1eea726ff-64.png", "ratings": { "version": 5, "overall": { "rating": 2188.217274395995, "deviation": 97.40479902700517, "volatility": 0.06013689069472163 } }, "ranking": 33.04533320130458, "professional": false, "ui_class": "" }, "description": "03/17/2018", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "chinese", "time_per_move": 41, "time_control_parameters": { "period_time": 40, "main_time": 120, "system": "byoyomi", "pause_on_weekends": false, "time_control": "byoyomi", "periods": 5, "speed": "live" }, "is_open": true, "exclude_provisional": false, "group": { "id": 692, "name": "Georgia - საქართველოს გოს ფედერაცია", "summary": "საქართველოს გოს ფედერაციის ჯგუფში გაწევრიანება შეუძლიათ მხოლოდ საქართველოს მოქალაქეებს, რომლებიც დარეგისტრირებულები არიან ამ საიტზე და პროფილში მითითებული აქვთ სახელი და გვარი.", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 269, "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-64.png" }, "auto_start_on_max": false, "time_start": "2018-03-17T18:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2018-03-17T18:00:16.427722Z", "ended": "2018-03-17T18:44:10.135040Z", "start_waiting": "2018-03-17T18:00:16.023547Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png", "player_count": 8, "ranked": true }, { "id": 107763, "name": "Long tournament", "director": { "id": 1431400, "username": "MrBaum", "country": "un", "icon": "https://secure.gravatar.com/avatar/d99cf0be660e9067bff53c3ba31172f7?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1160.6285210130793, "deviation": 274.3493665681118, "volatility": 0.060001838432295576 } }, "ranking": 18.36532797982773, "professional": false, "ui_class": "provisional" }, "description": "Play weird openings", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 2504533, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": false, "main_time": 2419200, "period_time": 2419200, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 13133, "name": "The Opening Outcasts", "summary": "We play weird and wonderful openings, and actually win!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 29, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2023-09-23T05:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-06-22T19:51:48.559176Z", "ended": "2025-08-07T11:41:29.168658Z", "start_waiting": "2024-06-22T19:51:48.473280Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 125151, "name": "19x19 New Zealand Handicap League #21", "director": { "id": 178104, "username": "dexonsmith", "country": "ca", "icon": "https://user-uploads.online-go.com/448e520df4ffd817b1802a450a4c9058-64.png", "ratings": { "version": 5, "overall": { "rating": 1390.7732166446785, "deviation": 67.55416504748428, "volatility": 0.06064009346038413 } }, "ranking": 22.55312076827671, "professional": false, "ui_class": "supporter" }, "description": "All players welcome. 10 players. Starts only when full.\n\nNew Zealand rules. 19x19 board. Handicap games. Round robin.\n\nFor more tournaments and ladders with New Zealand rules: <https://online-go.com/group/14024>", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "nz", "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": 14024, "name": "New Zealand Ladders", "summary": "Group for ladders and tournaments that use New Zealand rules.", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 79, "icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-64.png" }, "auto_start_on_max": true, "time_start": "2025-02-27T04:19:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-02-15T05:23:46.376216Z", "ended": "2025-06-21T06:31:09.633448Z", "start_waiting": "2025-02-15T05:23:45.743668Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-15.png", "player_count": 10, "ranked": true }, { "id": 59878, "name": "Erste Mai 2020 9x9 Rumble 10er", "director": { "id": 96993, "username": "Hamlet", "country": "de", "icon": "https://user-uploads.online-go.com/24bc3097fa8996ac4ed6565443a31e77-64.png", "ratings": { "version": 5, "overall": { "rating": 1423.4287516103568, "deviation": 63.29863847989519, "volatility": 0.05997022175517961 } }, "ranking": 23.090402439013417, "professional": false, "ui_class": "" }, "description": "Just4Fun!\n\nMax 10 Spieler da RoundRobin\n\nSoll die Möglichkeit geben mal gegen \"Alle\" zu spielen, auch die, welche man nur gering kennt.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 6720, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": true, "total_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 654, "name": "German Chat Community - GCC", "summary": "A group for internal games and entertainments of the German chat community", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 70, "icon": "https://user-uploads.online-go.com/fd66cb8c163d549218526b0bcbc2b50e-64.png" }, "auto_start_on_max": false, "time_start": "2020-05-01T13:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-05-01T13:00:25.602303Z", "ended": "2020-05-12T23:59:05.850228Z", "start_waiting": "2020-05-01T13:00:24.017442Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/fd66cb8c163d549218526b0bcbc2b50e-15.png", "player_count": 7, "ranked": true }, { "id": 96607, "name": "Holiday Tourney 🎄🦃🎅🦃🎄 All Welcome", "director": { "id": 527788, "username": "Mr. Babylegs", "country": "us", "icon": "https://user-uploads.online-go.com/3f07384707dfd73ec17d025fd9487c54-64.png", "ratings": { "version": 5, "overall": { "rating": 1462.9957554610833, "deviation": 66.13630941746513, "volatility": 0.060036771935107924 } }, "ranking": 23.72512094042398, "professional": false, "ui_class": "" }, "description": "Fast correspondence - 3 moves per day. Starts on (American) Thanksgiving Day. It is the holiday season, but please minimize vacation mode etc. \n\nMuch love to all!", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 31680, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 28800, "initial_time": 259200, "max_time": 432000 }, "is_open": true, "exclude_provisional": true, "group": { "id": 508, "name": "Fast Correspondence", "summary": "Tournaments for people who like to play quick correspondence games.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 832, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png" }, "auto_start_on_max": true, "time_start": "2022-11-24T12:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-11-24T12:00:16.124552Z", "ended": "2024-04-13T19:33:20.078411Z", "start_waiting": "2022-11-24T12:00:15.758304Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png", "player_count": 32, "ranked": true }, { "id": 60157, "name": "ბლიც ტურნირი", "director": { "id": 21742, "username": "დათო", "country": "ge", "icon": "https://user-uploads.online-go.com/f776102223e8d2cd0c3eeab1eea726ff-64.png", "ratings": { "version": 5, "overall": { "rating": 2188.217274395995, "deviation": 97.40479902700517, "volatility": 0.06013689069472163 } }, "ranking": 33.04533320130458, "professional": false, "ui_class": "" }, "description": "ორ წაგებაზე გავარდნა", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "chinese", "time_per_move": 1, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "blitz", "pause_on_weekends": false, "time_increment": 1, "initial_time": 80, "max_time": 90 }, "is_open": true, "exclude_provisional": false, "group": { "id": 692, "name": "Georgia - საქართველოს გოს ფედერაცია", "summary": "საქართველოს გოს ფედერაციის ჯგუფში გაწევრიანება შეუძლიათ მხოლოდ საქართველოს მოქალაქეებს, რომლებიც დარეგისტრირებულები არიან ამ საიტზე და პროფილში მითითებული აქვთ სახელი და გვარი.", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 269, "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-64.png" }, "auto_start_on_max": false, "time_start": "2020-05-06T18:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-05-06T18:00:36.687041Z", "ended": "2020-05-06T18:15:56.534936Z", "start_waiting": "2020-05-06T18:00:36.021468Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png", "player_count": 5, "ranked": true }, { "id": 96025, "name": "TournamentGO", "director": { "id": 1228154, "username": "LaLégendeDes4", "country": "fr", "icon": "https://user-uploads.online-go.com/ac9192955f5edc88c962dd5643aeea14-64.png", "ratings": { "version": 5, "overall": { "rating": 1500, "deviation": 350, "volatility": 0.06 } }, "ranking": 24.303382182144386, "professional": false, "ui_class": "provisional" }, "description": "Tournoi ouvert tout public", "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", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 259200, "max_time": 1209600 }, "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": 18074, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": true, "time_start": "2022-11-07T11:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-12-06T00:20:43.495783Z", "ended": "2023-02-09T20:43:51.464137Z", "start_waiting": "2022-12-06T00:20:43.340386Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 6, "ranked": true }, { "id": 45464, "name": "dfsdfgsdfgsdfgsdfgsdfg", "director": { "id": 613555, "username": "BOB THE MUSHROOOOM", "country": "cn", "icon": "https://secure.gravatar.com/avatar/fba0001c91903a1c2c10396197086e5b?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1974.7240651637203, "deviation": 92.85270155250934, "volatility": 0.06000650358398666 } }, "ranking": 30.668788749927028, "professional": false, "ui_class": "" }, "description": "sdfgsdfgsfdgsfgdfgsfdg", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 31, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 120, "max_time": 300, "time_increment": 30, "speed": "live" }, "is_open": true, "exclude_provisional": true, "group": { "id": 3350, "name": "go huguhgkjghkjgh", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 4, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2019-02-08T21:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2019-02-18T08:03:47.130784Z", "ended": "2019-02-18T08:10:57.597614Z", "start_waiting": "2019-02-18T08:03:46.405150Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 136858, "name": "Handicap Arena 2026 - 010", "director": { "id": 526987, "username": "Gia", "country": "gr", "icon": "https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png", "ratings": { "version": 5, "overall": { "rating": 1044.7869872490749, "deviation": 64.03248174081276, "volatility": 0.06007062803359253 } }, "ranking": 15.931136450910842, "professional": false, "ui_class": "supporter" }, "description": "Part of an arena tournament. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as there are 5 players.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "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": true, "group": { "id": 13655, "name": "Handicap Arena", "summary": "Organising arena-type handicap correspondence tournaments.", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 108, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png" }, "auto_start_on_max": true, "time_start": "2026-01-31T18:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2026-01-31T11:15:49.474598Z", "ended": "2026-06-22T17:04:44.544278Z", "start_waiting": "2026-01-31T11:15:49.326881Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png", "player_count": 5, "ranked": true } ] }