Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-board_size&page=731
{ "count": 59425, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-board_size&page=732", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-board_size&page=730", "results": [ { "id": 133804, "name": "Correspondence Weekly McMahon 19x19 2025-11-01 17:00", "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 Site-wide Tournament", "schedule": { "id": 9, "name": "Correspondence Weekly McMahon 19x19", "rrule": "DTSTART:20260420T170000Z\nRRULE:FREQ=WEEKLY", "active": true, "created": "2015-12-16T02:22:56.480465Z", "last_run": "2026-04-20T17:00:57.376072Z", "lead_time_seconds": 432000, 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"players_start": 10, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2025-11-01T17:01:36.324964Z", "ended": null, "start_waiting": "2025-11-01T17:01:35.232569Z", "board_size": 19, "active_round": 2, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 23, "ranked": true }, { "id": 138024, "name": "Blitz 19x19 Elimination Tournament 2026-03-07 05:30", "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 Site-wide Tournament", "schedule": { "id": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260421T170000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-04-21T17:00:38.711624Z", "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": "2026-04-21T21:00:00Z", "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": "2026-03-07T05:30:19.883167Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2026-03-07T05:31:19.978356Z", "ended": "2026-03-07T05:50:29.528056Z", "start_waiting": "2026-03-07T05:31:19.882996Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 4, "ranked": true }, { "id": 138025, "name": "19x19 Open League #124", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1344.1589287195943, "deviation": 66.80201481521684, "volatility": 0.06020475118942387 } }, "ranking": 21.7639053721297, "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": "2026-03-08T22:05:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2026-03-08T05:22:05.989113Z", "ended": null, "start_waiting": "2026-03-08T05:22:04.997847Z", "board_size": 19, "active_round": 1, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png", "player_count": 10, "ranked": true }, { "id": 137414, "name": "Blitz 19x19 Elimination Tournament 2026-02-16 01:30", "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 Site-wide Tournament", "schedule": { "id": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260421T170000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-04-21T17:00:38.711624Z", "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": "2026-04-21T21:00:00Z", "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": "2026-02-16T01:30:20.730306Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2026-02-16T01:31:20.973439Z", "ended": "2026-02-16T01:47:57.511691Z", "start_waiting": "2026-02-16T01:31:20.754710Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 4, "ranked": true }, { "id": 134490, "name": "Play for best", "director": { "id": 1078350, "username": "Kingsboss", "country": "sg", "icon": "https://user-uploads.online-go.com/e821750bcfc53c45584de3305718ce18-64.png", "ratings": { "version": 5, "overall": { "rating": 1466.2720977734025, "deviation": 64.61752067849777, "volatility": 0.05999204512237171 } }, "ranking": 23.776906820008207, "professional": false, "ui_class": "" }, "description": "Just join", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 133019, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 129600, "initial_time": 432000, "max_time": 1209600 }, "is_open": true, "exclude_provisional": true, "group": { "id": 15851, "name": "Kingsboss group", "summary": "Vip group request to join!", "require_invitation": false, "is_public": false, "admin_only_tournaments": true, "hide_details": false, "member_count": 4, "icon": "https://user-uploads.online-go.com/e821750bcfc53c45584de3305718ce18-64.png" }, "auto_start_on_max": false, "time_start": "2025-11-19T10:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-11-19T10:00:07.453715Z", "ended": "2026-02-17T05:22:47.553843Z", "start_waiting": "2025-11-19T10:00:07.397919Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/e821750bcfc53c45584de3305718ce18-15.png", "player_count": 5, "ranked": true }, { "id": 138436, "name": "Blitz 19x19 Elimination Tournament 2026-03-19 09:30", "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 Site-wide Tournament", "schedule": { "id": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260421T170000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-04-21T17:00:38.711624Z", "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": "2026-04-21T21:00:00Z", "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": "2026-03-19T09:30:18.351270Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2026-03-19T09:30:18.589984Z", "ended": "2026-03-19T10:26:40.723116Z", "start_waiting": "2026-03-19T09:30:18.402665Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 9, "ranked": true }, { "id": 136344, "name": "BegINner fiGhT!!! vEr. 4", "director": { "id": 1742791, "username": "AKIBABO", "country": "_GoT_Lannister", "icon": "https://user-uploads.online-go.com/42e46e1ae449cfa5e3b99fac1d8dfab8-64.png", "ratings": { "version": 5, "overall": { "rating": 901.0971550603956, "deviation": 62.58677512805993, "volatility": 0.0598890436048624 } }, "ranking": 12.505973070479577, "professional": false, "ui_class": "" }, "description": "BegINner fiGhT!!!", "schedule": null, "title": null, "tournament_type": "mcmahon", "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": 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": 17910, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": true, "time_start": "2026-01-19T04:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 15, "analysis_enabled": false, "exclusivity": "open", "started": "2026-01-19T04:00:26.834377Z", "ended": null, "start_waiting": "2026-01-19T04:00:26.733263Z", "board_size": 19, "active_round": 3, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 4, "ranked": true }, { "id": 139299, "name": "Нужно больше играть партий ВТОРОЙ", "director": { "id": 659128, "username": "Эльфия Ходжер", "country": "ru", "icon": "https://user-uploads.online-go.com/da4f80244d4374a384a34d958df3ca5d-64.png", "ratings": { "version": 5, "overall": { "rating": 1128.3497122652661, "deviation": 70.20562175549698, "volatility": 0.060141874992419964 } }, "ranking": 17.71236942299548, "professional": false, "ui_class": "" }, "description": "Для участников клуба Никонико\nДавайте играть и разбирать ходы...", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 0, "time_control_parameters": { "system": "none", "time_control": "none", "speed": "correspondence", "pause_on_weekends": false }, "is_open": true, "exclude_provisional": false, "group": { "id": 12847, "name": "Nikoniko ДЕТИ", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 35, "icon": "https://user-uploads.online-go.com/5d1f758ff5f62b603db8ca464a2e627d-64.png" }, "auto_start_on_max": false, "time_start": "2026-04-17T10:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2026-04-17T10:00:56.597482Z", "ended": null, "start_waiting": "2026-04-17T10:00:56.228900Z", "board_size": 19, "active_round": 1, "icon": "https://user-uploads.online-go.com/5d1f758ff5f62b603db8ca464a2e627d-15.png", "player_count": 6, "ranked": false }, { "id": 117636, "name": "19x19 Correspondence Double Elimination", "director": { "id": 921893, "username": "nikila", "country": "un", "icon": "https://secure.gravatar.com/avatar/052ccd566373074bd5d5bdc87778f37b?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1601.2919263122153, "deviation": 66.52017130138233, "volatility": 0.06017707086875492 } }, "ranking": 25.816133962678784, "professional": false, "ui_class": "" }, "description": "19x19 correspondence double elimination", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "chinese", "time_per_move": 88451, "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": 14384, "name": "nikila", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 5, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2024-07-03T10:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-07-03T10:01:00.097877Z", "ended": "2026-03-07T06:07:47.464171Z", "start_waiting": "2024-07-03T10:00:59.990882Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 9, "ranked": true }, { "id": 125808, "name": "19x19 New Zealand Handicap D.E. #31", "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. 8 players. Starts only when full.\n\nNew Zealand rules. 19x19 board. Handicap games. Double-elimination.\n\nFor more tournaments and ladders with New Zealand rules: <https://online-go.com/group/14024>", "schedule": null, "title": null, "tournament_type": "double_elimination", "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": 80, "icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-64.png" }, "auto_start_on_max": true, "time_start": "2025-03-08T04:19:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-03-07T03:50:24.829260Z", "ended": "2025-11-29T02:31:30.701583Z", "start_waiting": "2025-03-07T03:50:24.706861Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-15.png", "player_count": 8, "ranked": true } ] }
