Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=board_size&page=5696
{ "count": 59530, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=board_size&page=5697", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=board_size&page=5695", "results": [ { "id": 37462, "name": "1st Continental Go World Cup- SIGNUP FOR EUROPA", "director": { "id": 48251, "username": "Mitsunari", "country": "fr", "icon": "https://user-uploads.online-go.com/255f362392d68eb9c9f4cacbae4ff907-64.png", "ratings": { "version": 5, "overall": { "rating": 1609.2139605925472, "deviation": 64.48132283606843, "volatility": 0.06031226100947535 } }, "ranking": 25.930381045391385, "professional": false, "ui_class": "" }, "description": "Signup page for Europa.\nEnjoy :)", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 93120, "time_control_parameters": { "system": "fischer", "pause_on_weekends": true, "time_control": "fischer", "initial_time": 604800, "max_time": 1209600, "time_increment": 86400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 2514, "name": "Continental and World Go Cups Group", "summary": "You want to become World Champion or a Continental champion? 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Come teach, learn, and have fun!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 17930, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": "2021-03-30T07:00:00Z", "players_start": 1, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 10, "analysis_enabled": false, "exclusivity": "open", "started": "2021-03-30T18:07:25.592982Z", "ended": "2021-03-30T18:07:25.478095Z", "start_waiting": "2021-03-30T18:07:25.258462Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 1, "ranked": true }, { "id": 73238, "name": "Woo hoo I am in a group", "director": { "id": 973368, "username": "miaot2", "country": "un", "icon": "https://secure.gravatar.com/avatar/75dfdadf951dddaa283a526b87c2e563?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1069.7174459396365, "deviation": 172.3891911035623, "volatility": 0.060004666881472185 } }, "ranking": 16.477048631978764, "professional": false, "ui_class": "provisional" }, "description": "Hey hi", "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": 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": 17930, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": "2021-03-30T06:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-03-31T07:40:00.027442Z", "ended": "2021-06-02T06:04:24.248618Z", "start_waiting": "2021-03-31T07:39:59.845567Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 4, "ranked": true }, { "id": 60268, "name": "Small Board Challenge I", "director": { "id": 697149, "username": "deleted-57394cd2-c7b2-41c3-9e0b-1d116d71ec17", "country": "se", "icon": "https://user-uploads.online-go.com/2d41f0fc65fb65cf386d8f5534a6d163-64.png", "ratings": { "version": 5, "overall": { "rating": 1665.2715388700315, "deviation": 71.21323820073493, "volatility": 0.0598806998975717 } }, "ranking": 26.723091679426847, "professional": false, "ui_class": "" }, "description": "Unfortunately only 19x19.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "chinese", "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": 259200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 4730, "name": "Large Board", "summary": "21x21, 23x23, et c.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 187, "icon": "https://user-uploads.online-go.com/da8d6f54150e5569ede4d0565e64d3cc-64.png" }, "auto_start_on_max": false, "time_start": "2020-05-15T15:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2020-05-15T15:00:32.332006Z", "ended": "2021-02-13T21:13:31.528479Z", "start_waiting": "2020-05-15T15:00:31.938798Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/da8d6f54150e5569ede4d0565e64d3cc-15.png", "player_count": 12, "ranked": true }, { "id": 85022, "name": "Blitz 19x19 Elimination Tournament 2022-01-18 13:30", "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": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260430T130000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-04-30T13:00:48.737118Z", "lead_time_seconds": 1800, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "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": "2026-04-30T17:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 11, 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"subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-04-30T17:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 11, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2022-01-02T09:30:41.847821Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2022-01-02T09:30:43.383853Z", "ended": "2022-01-02T09:45:41.351139Z", "start_waiting": "2022-01-02T09:30:43.269089Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 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"2020-10-29T19:01:08.881594Z", "ended": "2021-01-28T13:27:43.253093Z", "start_waiting": "2020-10-29T19:01:06.403020Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 10, "ranked": true } ] }
