Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=5574
{ "count": 59563, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=5575", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=5573", "results": [ { "id": 136297, "name": "Handicap Arena 2026 - 005", "director": { "id": 526987, "username": "Gia", "country": "gr", "icon": "https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png", "ratings": { "version": 5, "overall": { "rating": 1068.9762099336783, "deviation": 63.998147628185826, "volatility": 0.060069593747285 } }, "ranking": 16.46100181369988, "professional": false, "ui_class": "supporter" }, "description": "Part of an arena tournament - 2026. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as it is full (10 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": 106, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png" }, "auto_start_on_max": true, "time_start": "2026-01-15T16:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2026-01-16T09:15:33.383970Z", "ended": null, "start_waiting": "2026-01-16T09:15:32.386127Z", "board_size": 19, "active_round": 1, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png", "player_count": 10, "ranked": true }, { "id": 136304, "name": "9x9 Mini League 10k-25k #362", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1302.5634718234464, "deviation": 69.06809206244723, "volatility": 0.060209056214312356 } }, "ranking": 21.036202220240828, "professional": false, "ui_class": "" }, "description": "Special league for players between 25kyu and 10kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 95543, "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": 3524, "name": "9x9 Lovers", "summary": "A group for Go players who love the 9x9 board.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 697, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2026-01-18T20:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2026-01-14T14:19:36.783959Z", "ended": "2026-02-05T18:17:32.175883Z", "start_waiting": "2026-01-14T14:19:36.439380Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 5, "ranked": true }, { "id": 135299, "name": "DDK Tournament 9x9", "director": { "id": 1689159, "username": "SouzaOliveira", "country": "br", "icon": "https://user-uploads.online-go.com/025c2938963d96964523aa455615c87b-64.png", "ratings": { "version": 5, "overall": { "rating": 783.4581441108147, "deviation": 74.77273056385015, "volatility": 0.060030502515771085 } }, "ranking": 9.26739355657042, "professional": false, "ui_class": "" }, "description": "Good Luck!", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 95543, "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": 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": 821, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png" }, "auto_start_on_max": true, "time_start": "2025-12-13T03:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "group", "started": "2026-01-21T23:03:04.666132Z", "ended": "2026-02-12T13:02:27.694838Z", "start_waiting": "2026-01-21T23:03:04.539522Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png", "player_count": 4, "ranked": true }, { "id": 133743, "name": "Best of the DDKs Rapid Pace Correspondence Tournament", "director": { "id": 58836, "username": "DrQuantum", "country": "us", "icon": "https://user-uploads.online-go.com/5192a63f12fa80c878392f9d0034612b-64.png", "ratings": { "version": 5, "overall": { "rating": 1031.942206794741, "deviation": 62.821896304359484, "volatility": 0.058974986774449345 } }, "ranking": 15.644762608526174, "professional": false, "ui_class": "" }, "description": "DDK Tournament because there just aren't enoguh of them", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 43884, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 43200, "initial_time": 86400, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 7228, "name": "DDK Proving Grounds (Double Digit Kyu)", "summary": "A place for DDK's to play against other DDK's without fear of SDK's trying to hop in. We do B League (25k-18k) & A League (17k-10k) tournaments monthly.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 648, "icon": "https://user-uploads.online-go.com/9725fa29200a4cb43a21b6a895183ad3-64.png" }, "auto_start_on_max": true, "time_start": "2026-01-10T18:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "group", "started": "2026-01-10T18:00:47.760240Z", "ended": "2026-03-01T08:49:09.483587Z", "start_waiting": "2026-01-10T18:00:47.631857Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/9725fa29200a4cb43a21b6a895183ad3-15.png", "player_count": 4, "ranked": true }, { "id": 133742, "name": "Need more DDK Tournaments Tournament", "director": { "id": 58836, "username": "DrQuantum", "country": "us", "icon": "https://user-uploads.online-go.com/5192a63f12fa80c878392f9d0034612b-64.png", "ratings": { "version": 5, "overall": { "rating": 1031.942206794741, "deviation": 62.821896304359484, "volatility": 0.058974986774449345 } }, "ranking": 15.644762608526174, "professional": false, "ui_class": "" }, "description": "As noted in the name. Let's play", "schedule": null, "title": null, "tournament_type": "s_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": 24, "name": "Double Digit Kyu Room", "summary": "For those of us working our way through to SDK. Whether its for your first time up the ladder and the 20th, lets find some opponents and camaraderie. ", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 3658, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2025-10-31T17:00:00Z", "players_start": 8, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "group", "started": "2025-12-01T18:08:11.365417Z", "ended": null, "start_waiting": "2025-12-01T18:08:10.625098Z", "board_size": 19, "active_round": 2, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 8, "ranked": true }, { "id": 133714, "name": "2025 Novembre Flex", "director": { "id": 370803, "username": "StonedStoner", "country": "it", "icon": "https://user-uploads.online-go.com/e0fafe3c71b17deaa017e410ee3c84e5-64.png", "ratings": { "version": 5, "overall": { "rating": 1012.5951597390267, "deviation": 67.06142143697062, "volatility": 0.0599993133405458 } }, "ranking": 15.206621916239575, "professional": false, "ui_class": "" }, "description": "Flexate di brutto anche a Novembre 2025.\n\nSi apprezzano analisi, ramificazioni, schiaffi gratuiti, e proverbi improvvisati.", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 14211, "name": "Genova Go Club", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 14, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2025-11-01T19:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-11-01T19:00:25.116606Z", "ended": null, "start_waiting": "2025-11-01T19:00:22.333418Z", "board_size": 19, "active_round": 2, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 26, "ranked": true }, { "id": 135295, "name": "konikomo", "director": { "id": 1608024, "username": "S-Tsumugi", "country": "jp", "icon": "https://secure.gravatar.com/avatar/8a91909e8b623e3084f318f861e92c13?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 733.7709946240783, "deviation": 71.36538012845661, "volatility": 0.06014357801015487 } }, "ranking": 7.750590389226699, "professional": false, "ui_class": "" }, "description": "aaaaaaaaaa", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 95543, "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": 12889, "name": "Monday Morning", "summary": "Welcome to Monday Morning group\n\nIf you feel that Mondays are mentally difficult for you, just join us and start your week with special things like playing go.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 47, "icon": "https://user-uploads.online-go.com/2bdb6183a5c2ea5f43301eda9ab4f643-64.png" }, "auto_start_on_max": false, "time_start": "2025-12-26T20:30:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-12-26T20:30:11.559508Z", "ended": "2026-05-04T04:01:59.975567Z", "start_waiting": "2025-12-26T20:30:11.418087Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/2bdb6183a5c2ea5f43301eda9ab4f643-15.png", "player_count": 6, "ranked": true }, { "id": 133489, "name": "Go Magic Six (9x9) - Prizes for All", "director": { "id": 901303, "username": "Muff0", "country": "eu", "icon": "https://user-uploads.online-go.com/e04175e5267b560bb2448bb1867a73e7-64.png", "ratings": { "version": 5, "overall": { "rating": 1747.3512232588932, "deviation": 62.1460165270941, "volatility": 0.05986376500544419 } }, "ranking": 27.83690434335385, "professional": false, "ui_class": "" }, "description": "🎉A special rapid tournament to celebrate Go Magic’s 6th birthday!🎉\n\n**All prizes are Go Magic Gift Cards**\n\n\n🏆**Prizes:**\n\n- 1st Place: $300\n- 2nd Place: $240\n- 3rd Place: $180\n- 4th Place: $120\n- 5th Place: $60\n\n\n🏆**Special Prizes(mutually exclusive with winning):** \n- 6 Wins: $150 \n- 5 Wins: $100\n- 4 Wins: $50 \n\n🎁 **Participation Prize: Everyone who finishes all 6 rounds will receive a coupon for a free course of their choice.**\n\nAll you have to do is register and be here at the starting time! \nThe next rounds will start as soon as all the games are finished.\n\nThe expected total duration is about 1.5h\n\n⌚ **The start time is shown in your local timezone!!**\n\n\nCheck out our courses at https://gomagic.org/", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 19, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "rapid", "pause_on_weekends": false, "time_increment": 8, "initial_time": 300, "max_time": 600 }, "is_open": true, "exclude_provisional": true, "group": { "id": 8605, "name": "Go Magic", "summary": "A modern platform for learning Go", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 2086, "icon": "https://user-uploads.online-go.com/fa56564088c1e0dbd50bb8160d94193d-64.png" }, "auto_start_on_max": false, "time_start": "2025-10-25T18:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2025-10-25T18:00:51.813035Z", "ended": "2025-10-25T19:52:00.770557Z", "start_waiting": "2025-10-25T18:00:45.233288Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/fa56564088c1e0dbd50bb8160d94193d-15.png", "player_count": 222, "ranked": true }, { "id": 137375, "name": "Correspondence 19x19 RoundRobin 2026-02-15 19:00", "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 Site-wide Tournament", "schedule": { "id": 6, "name": "Correspondence 19x19 RoundRobin", "rrule": "DTSTART:20260503T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:58:31.027016Z", "last_run": "2026-05-03T19:00:48.974165Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 432000, "time_increment": 86400 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 10 }, "next_run": "2026-05-06T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 432000, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2026-02-15T19:00:20.405023Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2026-02-15T19:00:21.108015Z", "ended": null, "start_waiting": "2026-02-15T19:00:20.592415Z", "board_size": 19, "active_round": 1, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 7, "ranked": true }, { "id": 136271, "name": "9x9 Mini League 5k-15k #161", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1302.5634718234464, "deviation": 69.06809206244723, "volatility": 0.060209056214312356 } }, "ranking": 21.036202220240828, "professional": false, "ui_class": "" }, "description": "Special league for players between 15kyu and 5kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 95543, "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": 3524, "name": "9x9 Lovers", "summary": "A group for Go players who love the 9x9 board.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 697, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2026-01-18T20:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 15, "max_ranking": 25, "analysis_enabled": true, "exclusivity": "open", "started": "2026-01-13T13:19:57.758207Z", "ended": "2026-03-10T06:18:35.861746Z", "start_waiting": "2026-01-13T13:19:57.404712Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 5, "ranked": true } ] }
