Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=player_count&page=1395
{ "count": 59700, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=player_count&page=1396", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=player_count&page=1394", "results": [ { "id": 82565, "name": "Life in go", "director": { "id": 1079634, "username": "Gost GO", "country": "un", "icon": "https://secure.gravatar.com/avatar/d32c833233bc1d75ef6227ef1aaa6e7e?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1162.9057425972514, "deviation": 148.70732466829435, "volatility": 0.059998023044522814 } }, "ranking": 18.410705142866167, "professional": false, "ui_class": "" }, "description": "Life in go!", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 438720, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 604800, "period_time": 432000, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 10493, "name": "Like 19 on 19", "summary": "Who likes tournaments on a 19 by 19 board!Then come to us!BUT there is a problem, the The group is closed! write to us, that is, KunGo, Gost Go!", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 38, "icon": "https://user-uploads.online-go.com/3679ee129f9cfd7d20bf4fd8ac8aa814-64.png" }, "auto_start_on_max": false, "time_start": "2021-11-17T13:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-11-17T13:00:00.656809Z", "ended": "2022-05-13T02:19:44.481486Z", "start_waiting": "2021-11-17T13:00:00.569604Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/3679ee129f9cfd7d20bf4fd8ac8aa814-15.png", "player_count": 4, "ranked": true }, { "id": 76938, "name": "Live 9x9 Double Elimination Tournament 2021-07-01 06:30", "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": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260520T060000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-05-20T06:00:15.915299Z", "lead_time_seconds": 1800, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "size": 9, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-05-20T10:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 33, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2021-07-01T06:30:38.200446Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2021-07-01T06:30:39.633143Z", "ended": "2021-07-01T07:02:17.826264Z", "start_waiting": "2021-07-01T06:30:39.529407Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 4, "ranked": true }, { "id": 98422, "name": "Live 9x9 Double Elimination Tournament 2022-12-31 02:30", "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": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260520T060000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-05-20T06:00:15.915299Z", "lead_time_seconds": 1800, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "size": 9, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-05-20T10:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 41, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2022-12-31T02:30:02.740128Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2022-12-31T02:30:04.161363Z", "ended": "2022-12-31T03:16:40.069908Z", "start_waiting": "2022-12-31T02:30:03.952519Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 4, "ranked": true }, { "id": 79642, "name": "First traditional go-together", "director": { "id": 1047382, "username": "dudemcdudenstein", "country": "un", "icon": "https://secure.gravatar.com/avatar/179ff6a594afe8a3f52cf1285a62dce1?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1500, "deviation": 350, "volatility": 0.06 } }, "ranking": 24.303382182144386, "professional": false, "ui_class": "provisional" }, "description": "test tournament", "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": 10041, "name": "sellforte", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2021-09-03T13:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-09-06T08:38:14.516894Z", "ended": "2021-10-07T17:40:06.198502Z", "start_waiting": "2021-09-06T08:38:14.354478Z", "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": 77696, "name": "Live 9x9 Double Elimination Tournament 2021-07-17 22:30", "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": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260520T060000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-05-20T06:00:15.915299Z", "lead_time_seconds": 1800, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "size": 9, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-05-20T10:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 33, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2021-07-17T22:30:55.669990Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2021-07-17T22:30:57.315259Z", "ended": "2021-07-17T22:54:11.198739Z", "start_waiting": "2021-07-17T22:30:57.194671Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 4, "ranked": true }, { "id": 76387, "name": "Mi Ka 发大发议论的焦点还是太", "director": { "id": 994429, "username": "Official Sis", "country": "un", "icon": "https://user-uploads.online-go.com/db34e80b797b482a40e4d0767fbc1912-64.png", "ratings": { "version": 5, "overall": { "rating": 970.2444992771511, "deviation": 90.22541514097577, "volatility": 0.0600088744143664 } }, "ranking": 14.217568755584852, "professional": false, "ui_class": "" }, "description": "你有过什么不知道你想吃了多少呢Kung ding yours dwde qouwmis", "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": true, "group": { "id": 9, "name": "Русская группа", "summary": "Интересные, призовые турниры.", "require_invitation": true, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1955, "icon": "https://user-uploads.online-go.com/fd8ca9680500359b55b5bc1196226b5f-64.png" }, "auto_start_on_max": false, "time_start": "2021-06-16T15:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-06-17T12:31:19.530710Z", "ended": "2021-06-25T14:37:53.971818Z", "start_waiting": "2021-06-17T12:31:19.428254Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/fd8ca9680500359b55b5bc1196226b5f-15.png", "player_count": 4, "ranked": true }, { "id": 76276, "name": "Euro 2020 Group 2", "director": { "id": 777164, "username": "sweissner2", "country": "us", "icon": "https://user-uploads.online-go.com/678047e226d2c7bf4aeac51b8ac1b72d-64.png", "ratings": { "version": 5, "overall": { "rating": 1582.5492720360094, "deviation": 67.12879703847626, "volatility": 0.06099055846676468 } }, "ranking": 25.543571713701507, "professional": false, "ui_class": "supporter" }, "description": "For all soccer/football and Go fans:\nThis is a tournament with 4 simultaneous round-robin groups, 4 players each. Please sign up for ONLY 1 group.\nAfter the group phase is finished, there will be an invite-only single elimination tournament for the top 2 finishers in each group.\nstarts when full", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 88320, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 172800, "max_time": 259200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 6630, "name": "Go friends 🐬", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 359, "icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-64.png" }, "auto_start_on_max": true, "time_start": "2021-06-21T04:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2021-06-15T23:35:22.880143Z", "ended": "2021-06-28T21:27:30.837865Z", "start_waiting": "2021-06-15T23:35:22.723747Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-15.png", "player_count": 4, "ranked": true }, { "id": 79647, "name": "Live 9x9 Double Elimination Tournament 2021-09-03 14:30", "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": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260520T060000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-05-20T06:00:15.915299Z", "lead_time_seconds": 1800, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "size": 9, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-05-20T10:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 33, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2021-09-03T14:30:23.789103Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2021-09-03T14:30:25.120145Z", "ended": "2021-09-03T14:50:35.383033Z", "start_waiting": "2021-09-03T14:30:24.967791Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 4, "ranked": true }, { "id": 77939, "name": "Mini-Go Team 9x9", "director": { "id": 1028512, "username": "C_Go12", "country": "001", "icon": "https://secure.gravatar.com/avatar/9c394dd4862cca71fa01906a7599b587?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 741.6449142135084, "deviation": 63.708005115261884, "volatility": 0.059989803828818494 } }, "ranking": 7.997684063548016, "professional": false, "ui_class": "" }, "description": "A friendly tourney for those who like 9x9 Go.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "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": 9749, "name": "OGS Mini-Go Team", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 2, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2021-07-24T20:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2021-07-25T08:58:30.801686Z", "ended": "2021-07-25T09:14:40.124814Z", "start_waiting": "2021-07-25T08:58:30.682976Z", "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": 76996, "name": "Benson is benson at the time.", "director": { "id": 1019381, "username": "Takemiya masake", "country": "un", "icon": "https://user-uploads.online-go.com/404388915c4c257376a1b2d750abc135-64.png", "ratings": { "version": 5, "overall": { "rating": 1035.8184627508263, "deviation": 143.31394765381037, "volatility": 0.060000291158509425 } }, "ranking": 15.731557402353804, "professional": false, "ui_class": "" }, "description": "Okay okay", "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": true, "group": { "id": 9575, "name": "OGS Takemiya masake", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2021-07-02T14:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-07-05T14:28:17.238593Z", "ended": "2021-09-14T14:44:27.310205Z", "start_waiting": "2021-07-05T14:28:16.867516Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true } ] }
