Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-first_pairing_method&page=44
{ "count": 61452, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-first_pairing_method&page=45", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-first_pairing_method&page=43", "results": [ { "id": 438, "name": "Danish Open 2", "director": { "id": 9461, "username": "Paulerik", "country": "dk", "icon": "https://secure.gravatar.com/avatar/65389ab9cfad407f114a3cba99957e42?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1661.1627447040696, "deviation": 67.30789978425837, "volatility": 0.059977671445615964 } }, "ranking": 26.66590213337984, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "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": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2008-09-03T11:42:41Z", "ended": "2008-09-03T09:42:41Z", "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": 142142, "name": "Monday Morning 19x19 #91", "director": { "id": 1246361, "username": "katonal_edu", "country": "hu", "icon": "https://user-uploads.online-go.com/fd87b19ee0fd28a43416a872362f254b-64.png", "ratings": { "version": 5, "overall": { "rating": 1482.4218691165722, "deviation": 66.99404105360328, "volatility": 0.06001699194390396 } }, "ranking": 24.030490914607018, "professional": false, "ui_class": "" }, "description": "To have a good start of the week you need to join this 19x19 #91 tournament. But before doing so, please consider that it would be nice to have at least one move per day. Furthermore, conditional moves are not allowed. Thanks in advance for participating. Have fun! Enjoy it!", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 87768, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 172800, "max_time": 172800 }, "is_open": true, "exclude_provisional": true, "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": 54, "icon": "https://user-uploads.online-go.com/2bdb6183a5c2ea5f43301eda9ab4f643-64.png" }, "auto_start_on_max": false, "time_start": "2026-08-17T08:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 27, "analysis_enabled": false, "exclusivity": "open", "started": "2026-08-17T08:00:29.666404Z", "ended": null, "start_waiting": "2026-08-17T08:00:29.536918Z", "board_size": 19, "active_round": 2, "icon": "https://user-uploads.online-go.com/2bdb6183a5c2ea5f43301eda9ab4f643-15.png", "player_count": 15, "ranked": true }, { "id": 52529, "name": "Corgi Lover 2020 (25k-10k)", "director": { "id": 347914, "username": "TheCorgi", "country": "us", "icon": "https://secure.gravatar.com/avatar/3ee57772ca9bd689abb3ea5ad6026455?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1458.9293780419296, "deviation": 62.81399418340524, "volatility": 0.05994023493808088 } }, "ranking": 23.660686231301796, "professional": false, "ui_class": "" }, "description": "People who love Corgis, dogs, and love to play this game.", "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", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 1300, "name": "Corgi Lovers", "summary": "For whoever likes Corgi's <3", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 15, "icon": "https://user-uploads.online-go.com/f38438b854f5f8e433696c0cffb04f26-64.png" }, "auto_start_on_max": false, "time_start": "2020-01-01T08:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2020-01-01T08:00:51.775861Z", "ended": "2021-12-02T05:22:48.775330Z", "start_waiting": "2020-01-01T08:00:50.531007Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/f38438b854f5f8e433696c0cffb04f26-15.png", "player_count": 29, "ranked": true }, { "id": 3047, "name": "Sitewide July 2014 Dans Live - 26. July", "director": { "id": 784, "username": "mlopezviedma", "country": "ar", "icon": "https://user-uploads.online-go.com/3e911828e4e25e61f8faede9d9277323-64.png", "ratings": { "version": 5, "overall": { "rating": 1554.4273690188706, "deviation": 63.15221414787012, "volatility": 0.05974296023031918 } }, "ranking": 25.128497220025736, "professional": false, "ui_class": "supporter moderator" }, "description": "Starting Time is: Saturday, July 26, 20:00 UTC/GMT. - Please make sure to read the F.A.Q.: http://goo.gl/noU9QQ", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 36, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 600, "periods": 5 }, "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": 30, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2014-07-26T20:00:46.297153Z", "ended": "2014-07-26T20:42:54.939427Z", "start_waiting": "2014-07-26T20:00:45.845076Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 0, "ranked": true }, { "id": 3053, "name": "Quick & Review 3 - Go Basics Live Swiss Tournament", "director": { "id": 784, "username": "mlopezviedma", "country": "ar", "icon": "https://user-uploads.online-go.com/3e911828e4e25e61f8faede9d9277323-64.png", "ratings": { "version": 5, "overall": { "rating": 1554.4273690188706, "deviation": 63.15221414787012, "volatility": 0.05974296023031918 } }, "ranking": 25.128497220025736, "professional": false, "ui_class": "supporter moderator" }, "description": "This is a short tournament (2-3 rounds). The idea is to finish it quikly and review some games together afterwards.", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 36, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 600, "periods": 5 }, "is_open": true, "exclude_provisional": false, "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": 18215, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.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": 36, "analysis_enabled": false, "exclusivity": "group", "started": "2014-07-27T18:20:25.654920Z", "ended": "2014-07-27T19:35:28.775928Z", "start_waiting": "2014-07-27T18:20:24.837358Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 0, "ranked": true }, { "id": 410, "name": "rAiStLiN's mini-tournament", "director": { "id": 16757, "username": "rAiStLiN", "country": "de", "icon": "https://secure.gravatar.com/avatar/fedb33c7bc9f926abb35aa8894859687?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1810.7736990419817, "deviation": 91.38823535539369, "volatility": 0.059998867508086064 } }, "ranking": 28.662274936726906, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "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": 19, "max_ranking": 29, "analysis_enabled": false, "exclusivity": "open", "started": "2008-01-16T14:39:00Z", "ended": "2008-03-23T07:01:00Z", "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": 26911, "name": "OTL 2017 June Solstice Correspondance Tournament", "director": { "id": 203945, "username": "timuzhti", "country": "au", "icon": "https://user-uploads.online-go.com/447482e4d1fddb5ea71da68f3a8a67d7-64.png", "ratings": { "version": 5, "overall": { "rating": 2349.2257971057606, "deviation": 67.61151467333107, "volatility": 0.06014167970887988 } }, "ranking": 34.68895179754466, "professional": false, "ui_class": "supporter" }, "description": "The third biannual OGS Teaching Ladder tournament. Guaranteed to be fun, or your money back!\n\nInvite your friends, and if you want more, join the OGS Teaching Ladder", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 76800, "time_control_parameters": { "system": "fischer", "pause_on_weekends": true, "time_control": "fischer", "initial_time": 432000, "max_time": 604800, "time_increment": 72000, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 865, "name": "OGS Teaching Ladder", "summary": "Teach the weaker, learn from the stronger", "require_invitation": true, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 674, "icon": "https://user-uploads.online-go.com/24ecd9d9f2f78df3b3e6b5f90732b0e3-64.png" }, "auto_start_on_max": false, "time_start": "2017-06-21T04:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2017-06-21T04:00:38.886872Z", "ended": "2021-09-18T19:41:51.567096Z", "start_waiting": "2017-06-21T04:00:21.764953Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/24ecd9d9f2f78df3b3e6b5f90732b0e3-15.png", "player_count": 50, "ranked": true }, { "id": 80020, "name": "9x9 Fast Correspondence | 4th Ed", "director": { "id": 904734, "username": "Temido Rocha", "country": "pt", "icon": "https://user-uploads.online-go.com/f40e3013c60db0c2be48e9e3fad6bfbd-64.png", "ratings": { "version": 5, "overall": { "rating": 1010.3662509082673, "deviation": 62.81317541158814, "volatility": 0.05989484702989822 } }, "ranking": 15.155608327902632, "professional": false, "ui_class": "" }, "description": "*** Edition 4 ***\n\nThe idea is to have a fast tournment every week.\n\nThe type of tournment is open for changes in future editions (feel free to comment in the tournment chat).\n\nThanks and have fun.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 22560, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 21600, "initial_time": 86400, "max_time": 86400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 255, "name": "Portugal", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 114, "icon": "https://user-uploads.online-go.com/97e11200f027368aee6f2613cf22c016-64.png" }, "auto_start_on_max": false, "time_start": "2021-09-16T23:01:00Z", "players_start": 2, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 18, "analysis_enabled": true, "exclusivity": "open", "started": "2021-09-16T23:02:00.066999Z", "ended": "2021-09-22T11:36:58.756906Z", "start_waiting": "2021-09-16T23:01:59.862151Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/97e11200f027368aee6f2613cf22c016-15.png", "player_count": 6, "ranked": true }, { "id": 135403, "name": "Let's improve ourself! McMahon for 6k to high levels [FAST] # II", "director": { "id": 1872546, "username": "Sch-Mentor", "country": "001", "icon": "https://user-uploads.online-go.com/41804ae38abc71e0bea5040b313b01ec-64.png", "ratings": { "version": 5, "overall": { "rating": 1500, "deviation": 250, "volatility": 0.06 } }, "ranking": 24.303382182144386, "professional": false, "ui_class": "provisional" }, "description": "Hi everyone!\nThis tournament would be useful for your improvement due to McMahon system because your games will be more evenly matched.\n\nThe number of rounds and the top bar could be modified in first round according to the total number of players and the population above the bar.\n\nFast tournament: pay attention, 12 hours increment is something like two movements per day.\n\nThings to keep in mind:\n* Use the conditional move feature to speed up the game.\n* No pauses and no vacations are allowed; if any player switch it on, then they will be disqualified without further notice or reminder (unless they have an urgent matter to attend to and give notice to TD).\n* Disqualification will occur automatically by the site if a player loses by timeout.\n* If you find that a player pauses the game, enters vacation mode or has bad behavior, please send a message to the TD.\n* And last but not least: no weekends; just make your move, it’s a tournament, my friend!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 44568, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 43200, "initial_time": 172800, "max_time": 172800 }, "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": 840, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png" }, "auto_start_on_max": true, "time_start": "2026-01-05T17:33:00Z", "players_start": 16, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 24, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2026-01-05T17:33:30.763710Z", "ended": "2026-06-28T07:24:55.741405Z", "start_waiting": "2026-01-05T17:33:30.405518Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png", "player_count": 18, "ranked": true }, { "id": 409, "name": "six", "director": { "id": 10173, "username": "Hneite", "country": "no", "icon": "https://secure.gravatar.com/avatar/8b1bfb226de3b056ac91a41ef429776f?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1531.458160512167, "deviation": 64.5972667044223, "volatility": 0.06013009007133473 } }, "ranking": 24.78386551408993, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 432000, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "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": 0, "max_ranking": 19, "analysis_enabled": false, "exclusivity": "open", "started": "2008-01-13T00:25:00Z", "ended": "2008-04-02T10:32:00Z", "start_waiting": null, "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true } ] }
