Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-max_ranking&page=744
{ "count": 59430, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=745", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=743", "results": [ { "id": 62560, "name": "join now or else", "director": { "id": 739180, "username": "leoinbk", "country": "us", "icon": "https://secure.gravatar.com/avatar/5c8e72b6e3421ca0d63579a5a1630ef5?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1144.0057227017662, "deviation": 62.47542977360111, "volatility": 0.060014750452260436 } }, "ranking": 18.031370905792297, "professional": false, "ui_class": "" }, "description": "teacgrsevndrbfngylhi", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 33, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": true, "main_time": 300, "period_time": 30, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 5729, "name": "SA Go Camp", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 15, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2020-06-29T20:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2020-06-29T19:17:16.401322Z", "ended": "2020-06-29T19:17:52.489317Z", "start_waiting": "2020-06-29T19:17:16.304097Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true }, { "id": 62561, "name": "join now or else", "director": { "id": 739180, "username": "leoinbk", "country": "us", "icon": "https://secure.gravatar.com/avatar/5c8e72b6e3421ca0d63579a5a1630ef5?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1144.0057227017662, "deviation": 62.47542977360111, "volatility": 0.060014750452260436 } }, "ranking": 18.031370905792297, "professional": false, "ui_class": "" }, "description": "lakygf KUVSRYGf ahbkuzdhvb", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 33, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": true, "main_time": 300, "period_time": 30, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 5729, "name": "SA Go Camp", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 15, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2020-06-29T19:23:00Z", "players_start": 0, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-06-29T19:22:37.872351Z", "ended": "2020-06-29T19:45:42.343361Z", "start_waiting": "2020-06-29T19:22:37.681301Z", "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": 137633, "name": "19x19 Open D.E. Cup #160", "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": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599", "schedule": null, "title": null, "tournament_type": "double_elimination", "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": "2026-03-01T22:00:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2026-03-01T20:06:04.859331Z", "ended": null, "start_waiting": "2026-03-01T20:06:04.686297Z", "board_size": 19, "active_round": 1, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png", "player_count": 8, "ranked": true }, { "id": 40221, "name": "อยากจะกินกุ้ง แต่ไม่มีกุ้งทำไงดี ครั้งที่ 1", "director": { "id": 517674, "username": "KrooEkkaphong", "country": "un", "icon": "https://user-uploads.online-go.com/beb385635696d1e17761a8bb919df7a2-64.png", "ratings": { "version": 5, "overall": { "rating": 1276.6976312079344, "deviation": 69.89287215410974, "volatility": 0.0601233009775715 } }, "ranking": 20.571872118830704, "professional": false, "ui_class": "" }, "description": "มาแข่งกันนะ", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "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": 2289, "name": "หมากล้อม มปน", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 303, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2018-08-23T10:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2018-08-23T14:56:12.193084Z", "ended": "2018-09-03T08:04:09.127742Z", "start_waiting": "2018-08-23T14:56:11.810002Z", "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": 40918, "name": "BFG Nines Weekly 1", "director": { "id": 487279, "username": "Ushibaka", "country": "_GoT_Baratheon", "icon": "https://user-uploads.online-go.com/89c805a20523780bc8e06b31891998d5-64.png", "ratings": { "version": 5, "overall": { "rating": 1561.6203341286994, "deviation": 81.84154760361032, "volatility": 0.05999570110268064 } }, "ranking": 25.235374555625793, "professional": false, "ui_class": "" }, "description": "Weekly 9x9 tournament.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 259200, "max_time": 259200, "time_increment": 86400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 2851, "name": "Brave Fighters Group", "summary": "Weekly tournaments on the 9x9 board.", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 9, "icon": "https://user-uploads.online-go.com/6165865b07f10f7b9b739045f8273c77-64.png" }, "auto_start_on_max": true, "time_start": "2018-09-24T02:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2018-09-24T02:00:47.108231Z", "ended": "2018-10-27T16:05:53.020659Z", "start_waiting": "2018-09-24T02:00:46.434724Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/6165865b07f10f7b9b739045f8273c77-15.png", "player_count": 5, "ranked": true }, { "id": 126930, "name": "9x9 tournament", "director": { "id": 1672844, "username": "deleted-b9b59e78-7fe2-421b-9592-08ffce621348", "country": "us", "icon": "https://user-uploads.online-go.com/50b661e8675f0399df4a903957995b4b-64.png", "ratings": { "version": 5, "overall": { "rating": 800.7266229935348, "deviation": 70.04385716130463, "volatility": 0.060331232367038926 } }, "ranking": 9.772108826139116, "professional": false, "ui_class": "" }, "description": "9x9 tournament good luck 🍀", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 98590, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 345600, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 14868, "name": "Study group 9x9, 13x13, 19x19", "summary": "We like to play all go seriously. We study, play each other, and have tournaments every now and then.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 71, "icon": "https://user-uploads.online-go.com/1b1fb2428dd6775b27c3de3c3fe40fa2-64.png" }, "auto_start_on_max": false, "time_start": "2025-03-29T19:30:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-03-29T19:30:12.799277Z", "ended": "2025-05-06T15:09:53.575052Z", "start_waiting": "2025-03-29T19:30:12.703596Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/1b1fb2428dd6775b27c3de3c3fe40fa2-15.png", "player_count": 6, "ranked": true }, { "id": 84489, "name": "Bad tournament", "director": { "id": 916344, "username": "YimengLiu", "country": "un", "icon": "https://secure.gravatar.com/avatar/04841ec7f1cb68d8942b716d11d694da?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1464.4317756757137, "deviation": 83.76503321183883, "volatility": 0.060029376253586675 } }, "ranking": 23.747832942877736, "professional": false, "ui_class": "" }, "description": "this is weird", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 28, "time_control_parameters": { "system": "canadian", "time_control": "canadian", "speed": "live", "pause_on_weekends": false, "main_time": 900, "period_time": 180, "stones_per_period": 10 }, "is_open": true, "exclude_provisional": true, "group": { "id": 9959, "name": "Battlefield", "summary": "Lots of tournaments.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 11, "icon": "https://user-uploads.online-go.com/35a32113b107d2c20dd88098e310591c-64.png" }, "auto_start_on_max": false, "time_start": "2022-01-05T03:35:00Z", "players_start": 0, "first_pairing_method": "strength", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2022-01-05T03:35:25.196066Z", "ended": "2022-01-05T03:35:25.174547Z", "start_waiting": "2022-01-05T03:35:25.126587Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/35a32113b107d2c20dd88098e310591c-15.png", "player_count": 0, "ranked": true }, { "id": 41978, "name": "2018 - Autumn Lviv Tournament - Low", "director": { "id": 427977, "username": "OleksandrPshenychnyy", "country": "ua", "icon": "https://user-uploads.online-go.com/d549d0e6e73d804c76aa49a720165e9a-64.png", "ratings": { "version": 5, "overall": { "rating": 1567.5038787232302, "deviation": 61.4801716270639, "volatility": 0.05994839963512829 } }, "ranking": 25.322430363326884, "professional": false, "ui_class": "supporter" }, "description": "2018 - Autumn Lviv Tournament - Low", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "japanese", "time_per_move": 28800, "time_control_parameters": { "period_time": 604800, "main_time": 0, "system": "canadian", "pause_on_weekends": false, "time_control": "canadian", "stones_per_period": 21, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 1460, "name": "Lviv Club", "summary": "Lviv Go Players Group", "require_invitation": false, "is_public": false, "admin_only_tournaments": true, "hide_details": false, "member_count": 28, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2018-10-26T20:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2018-10-26T20:00:43.028432Z", "ended": "2019-01-07T12:12:49.471942Z", "start_waiting": "2018-10-26T20:00:40.385957Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 8, "ranked": true }, { "id": 84492, "name": "play whit me", "director": { "id": 1041773, "username": "deleted-676e5bcb-8aba-4c07-b4db-79a152518265", "country": "th", "icon": "https://user-uploads.online-go.com/d600074ff538de929122aadaf76dd14b-64.png", "ratings": { "version": 5, "overall": { "rating": 687.7674598225775, "deviation": 62.79622213694344, "volatility": 0.05985580166850275 } }, "ranking": 6.25171592515502, "professional": false, "ui_class": "" }, "description": "play it", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 36, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 600, "period_time": 30, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 1843, "name": "Open Study Room", "summary": "Community of go players who play long serious games in leagues, study together, set up lectures.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1805, "icon": "https://user-uploads.online-go.com/8f94a8b09b47255de25f6e050f8928b4-64.png" }, "auto_start_on_max": true, "time_start": "2022-01-05T05:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-01-05T05:00:28.511627Z", "ended": "2022-01-05T05:14:09.233012Z", "start_waiting": "2022-01-05T05:00:28.292922Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/8f94a8b09b47255de25f6e050f8928b4-15.png", "player_count": 2, "ranked": true }, { "id": 62572, "name": "Big Stuff", "director": { "id": 804773, "username": "pdximiller", "country": "un", "icon": "https://secure.gravatar.com/avatar/cdafff78ab6f735e3845675cce4b2a82?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1532.520827241298, "deviation": 128.29155322325443, "volatility": 0.06000270338922685 } }, "ranking": 24.79992354573055, "professional": false, "ui_class": "" }, "description": "get in here", "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": 6183, "name": "Cooler Joely and Calvin", "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": true, "time_start": "2020-06-30T04:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-06-30T03:38:42.360847Z", "ended": "2020-07-06T03:59:48.364824Z", "start_waiting": "2020-06-30T03:38:42.192967Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true } ] }
