Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-max_ranking&page=5784
{ "count": 60789, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=5785", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=5783", "results": [ { "id": 192, "name": "Teen Kyu Mini Tournament", "director": { "id": 3328, "username": "Brushfire", "country": "us", "icon": "https://secure.gravatar.com/avatar/ba48c789ff76c7fd3fa4355d63e01871?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1663.958506825836, "deviation": 63.66154367683238, "volatility": 0.05987489518516122 } }, "ranking": 26.704831184969, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 432000, "time_control_parameters": { "time_control": "simple", "per_move": 432000 }, "is_open": true, "exclude_provisional": true, "group": { "id": 78, "name": "OGS Mini Tournaments", "summary": "The home for all of the old OGS mini tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 386, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 10, "max_ranking": 20, "analysis_enabled": false, "exclusivity": "open", "started": "2007-02-21T17:05:00Z", "ended": "2008-01-19T22:15:00Z", "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 14610, "name": "Tournament of Beginners", "director": { "id": 228126, "username": "Yüksel Çakırca", "country": "tr", "icon": "https://user-uploads.online-go.com/033164ecded547b2392afcb6a39413de-64.png", "ratings": { "version": 5, "overall": { "rating": 1122.5666146921556, "deviation": 167.8468325241066, "volatility": 0.06000131016300656 } }, "ranking": 17.593414309659558, "professional": false, "ui_class": "provisional" }, "description": "A good tournament between beginner players.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 906, "name": "Middle East Go Platform", "summary": "Orta Doğu Go Oyuncuları - اللاعبين في الشرق الأوسط", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1, "icon": "https://user-uploads.online-go.com/a09c4477ce79055eeddc0bdfb0045961-64.png" }, "auto_start_on_max": false, "time_start": "2016-02-04T19:00:00Z", "players_start": 2, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2016-02-09T00:34:46.283434Z", "ended": "2016-04-20T23:00:59.823858Z", "start_waiting": "2016-02-09T00:34:46.200646Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/a09c4477ce79055eeddc0bdfb0045961-15.png", "player_count": 2, "ranked": true }, { "id": 3109, "name": "Sitewide September 2014 DDKs Live 9x9 - 7. September", "director": { "id": 57612, "username": "Françisa", "country": "de", "icon": "https://user-uploads.online-go.com/9fd5436e7cf3ca679e5109e3698851a0-64.png", "ratings": { "version": 5, "overall": { "rating": 1593.5322236187249, "deviation": 66.13896034607907, "volatility": 0.060198411935194394 } }, "ranking": 25.70367865236043, "professional": false, "ui_class": "" }, "description": "•••\n\n### Starting Time is: Sunday, September 7, 18:05 UTC/GMT.\n\n### Please make sure to read the F.A.Q.: http://goo.gl/noU9QQ\n\n•••\n\n### When is 18:05 in my local time?\n### http://www.wolframalpha.com/input/?i=18%3A05+UTC+in+my+local+time", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 13, "time_control_parameters": { "time_control": "fischer", "initial_time": 300, "max_time": 300, "time_increment": 10 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 20, "analysis_enabled": false, "exclusivity": "open", "started": "2014-09-07T18:08:13.103020Z", "ended": "2014-09-07T18:49:34.849531Z", "start_waiting": "2014-09-07T18:08:12.839149Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 0, "ranked": true }, { "id": 3107, "name": "European Weekly Cup 19x19 DDK - 7sept. 2014 - 12:00 pm GMT/UTC", "director": { "id": 86227, "username": "Marnoris", "country": "be", "icon": "https://user-uploads.online-go.com/39f6b7f59ab53b8afda31e32b27f7f83-64.png", "ratings": { "version": 5, "overall": { "rating": 1846.2593842282001, "deviation": 67.13077728483148, "volatility": 0.06001385388792682 } }, "ranking": 29.111556842413247, "professional": false, "ui_class": "" }, "description": "See European Tournament Group page for more information.", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 76, "time_control_parameters": { "time_control": "byoyomi", "period_time": 60, "main_time": 1500, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 326, "name": "European Weekly Cup", "summary": "Our goal is to provide tournaments with a schedule oriented for european players. Non-european players are welcome !!!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 254, "icon": "https://user-uploads.online-go.com/6811f1a03590402ce5debeda4cb7b2f7-64.png" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 20, "analysis_enabled": false, "exclusivity": "open", "started": "2014-09-07T12:17:36.552346Z", "ended": "2014-09-07T13:44:19.637961Z", "start_waiting": "2014-09-07T12:17:36.377912Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/6811f1a03590402ce5debeda4cb7b2f7-15.png", "player_count": 0, "ranked": true }, { "id": 133487, "name": "9x9 Mini League 10k-25k #334", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1440.9445326727584, "deviation": 71.76569984976463, "volatility": 0.06028442404074632 } }, "ranking": 23.373532705735233, "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": 716, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2025-10-26T20:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2025-10-21T18:29:52.160701Z", "ended": "2025-11-08T03:54:18.320007Z", "start_waiting": "2025-10-21T18:29:51.907410Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 5, "ranked": true }, { "id": 16413, "name": "Double digit kyus", "director": { "id": 208909, "username": "fat cow", "country": "us", "icon": "https://user-uploads.online-go.com/1f04c5aea0f70d79908c31bdff6d0988-64.png", "ratings": { "version": 5, "overall": { "rating": 1972.7524038158272, "deviation": 67.47492971869731, "volatility": 0.06012842809154425 } }, "ranking": 30.645663107832352, "professional": false, "ui_class": "" }, "description": "Tournament for all double digit kyus!", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 41, "time_control_parameters": { "time_control": "byoyomi", "period_time": 35, "main_time": 600, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": { "id": 43, "name": "Kyu Level Study Group", "summary": "A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 8958, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png" }, "auto_start_on_max": true, "time_start": "2016-04-08T01:00:00Z", "players_start": 2, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2016-04-08T01:00:09.523969Z", "ended": "2016-04-08T01:14:51.936302Z", "start_waiting": "2016-04-08T01:00:09.365960Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png", "player_count": 2, "ranked": true }, { "id": 79318, "name": "13*13", "director": { "id": 802455, "username": "royz", "country": "au", "icon": "https://user-uploads.online-go.com/23489ab482345a76b6d432ff07368b5a-64.png", "ratings": { "version": 5, "overall": { "rating": 1052.1310274249, "deviation": 62.60253870008884, "volatility": 0.06006769076422171 } }, "ranking": 16.093293696950248, "professional": false, "ui_class": "" }, "description": "13 * 13 fischer", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 47, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 45, "initial_time": 180, "max_time": 300 }, "is_open": true, "exclude_provisional": true, "group": { "id": 7025, "name": "the good go group", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 8, "icon": "https://user-uploads.online-go.com/2c20aac852f3dd4c0a78277b8fcbddfc-64.png" }, "auto_start_on_max": false, "time_start": "2021-08-27T07:00:00Z", "players_start": 2, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2021-08-29T01:45:47.535916Z", "ended": "2021-08-29T01:48:58.304687Z", "start_waiting": "2021-08-29T01:45:47.327694Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/2c20aac852f3dd4c0a78277b8fcbddfc-15.png", "player_count": 2, "ranked": true }, { "id": 16037, "name": "Kobayashi Satoru (小林覚) Birthday DDK Tournament", "director": { "id": 58836, "username": "DrQuantum", "country": "us", "icon": "https://user-uploads.online-go.com/5192a63f12fa80c878392f9d0034612b-64.png", "ratings": { "version": 5, "overall": { "rating": 941.9404089986847, "deviation": 60.96923728871204, "volatility": 0.05899170145642812 } }, "ranking": 13.532187810125125, "professional": false, "ui_class": "" }, "description": "This is a tournament for Double Digit Kyu players in honor of 小林覚 Kobayashi Satoru, 9-dan professional of the Nihon Ki-in, and winner of the Kisei and Gosei titles in 1995. The tournament begins on Kobayashi's birthday, April 5, or as soon as full afterward.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "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": 3687, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2016-04-05T11:00:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 6, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2016-04-05T11:00:58.340643Z", "ended": "2016-07-08T16:22:41.528893Z", "start_waiting": "2016-04-05T11:00:56.424954Z", "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": 16446, "name": "Double digit kyu players", "director": { "id": 208909, "username": "fat cow", "country": "us", "icon": "https://user-uploads.online-go.com/1f04c5aea0f70d79908c31bdff6d0988-64.png", "ratings": { "version": 5, "overall": { "rating": 1972.7524038158272, "deviation": 67.47492971869731, "volatility": 0.06012842809154425 } }, "ranking": 30.645663107832352, "professional": false, "ui_class": "" }, "description": "All double digit kyu players should experience this", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 36, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 600, "periods": 3 }, "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": 18120, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": "2016-04-09T01:30:00Z", "players_start": 2, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2016-04-09T01:30:24.392315Z", "ended": "2016-04-09T02:10:35.622982Z", "start_waiting": "2016-04-09T01:30:24.260894Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 3, "ranked": true }, { "id": 124009, "name": "9x9 Mini League 10k-25k #274", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1440.9445326727584, "deviation": 71.76569984976463, "volatility": 0.06028442404074632 } }, "ranking": 23.373532705735233, "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": 716, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2025-01-12T20:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2025-01-11T19:06:14.954863Z", "ended": "2025-01-25T08:52:48.437385Z", "start_waiting": "2025-01-11T19:06:14.589249Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 5, "ranked": true } ] }
