Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=1509
{ "count": 59737, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=1510", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=1508", "results": [ { "id": 47596, "name": ",b,jh", "director": { "id": 605157, "username": "Fire star", "country": "fr", "icon": "https://user-uploads.online-go.com/d7e9e5f1ee4446a210616ebf38a86275-64.png", "ratings": { "version": 5, "overall": { "rating": 1047.4355412738178, "deviation": 63.98618735861515, "volatility": 0.06003629386112332 } }, "ranking": 15.989747863023222, "professional": false, "ui_class": "" }, "description": "tournoi", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 3354, "name": "go player", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 8, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2019-04-18T18:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 7, "analysis_enabled": true, "exclusivity": "open", "started": "2019-04-22T07:50:20.005686Z", "ended": "2019-04-26T16:20:56.991030Z", "start_waiting": "2019-04-22T07:50:19.838091Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true }, { "id": 88236, "name": "Test Tournament", "director": { "id": 1139949, "username": "wanyaow", "country": "un", "icon": "https://secure.gravatar.com/avatar/44e7f34ab943dc2a5e086dd325ecd2f3?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1448.6486735485482, "deviation": 170.6867337928089, "volatility": 0.06000448988621987 } }, "ranking": 23.496976575614106, "professional": false, "ui_class": "provisional" }, "description": "this and that this and that", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 11, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 10, "initial_time": 150, "max_time": 300 }, "is_open": true, "exclude_provisional": false, "group": { "id": 11514, "name": "USMKKJ Chess", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 9, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2022-04-04T13:44:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2022-04-04T13:44:03.890383Z", "ended": "2022-04-04T14:09:21.574974Z", "start_waiting": "2022-04-04T13:44:03.828446Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 3, "ranked": true }, { "id": 46225, "name": "Correspondence 19x19 RoundRobin 2019-03-06 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 Sitewide Tournament", "schedule": { "id": 6, "name": "Correspondence 19x19 RoundRobin", "rrule": "DTSTART:20260521T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:58:31.027016Z", "last_run": "2026-05-21T19:00:16.095321Z", "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": "2026-05-24T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "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": "2019-03-06T19:00:45.600432Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2019-03-06T19:01:29.341362Z", "ended": "2019-05-02T18:07:50.604027Z", "start_waiting": "2019-03-06T19:01:28.600150Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 5, "ranked": true }, { "id": 74212, "name": "việt nam go", "director": { "id": 912398, "username": "Hoàng Thế Kiên", "country": "vn", "icon": "https://user-uploads.online-go.com/8e20e2470fecb5e25292dd641df4466f-64.png", "ratings": { "version": 5, "overall": { "rating": 1128.719497413523, "deviation": 61.015335083874064, "volatility": 0.06022066288614504 } }, "ranking": 17.719954946932475, "professional": false, "ui_class": "" }, "description": "cỡ bàn cờ 13.thờ gian sẽ ngắn", "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": 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": 17977, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": "2021-04-21T08:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2021-04-23T11:19:36.334845Z", "ended": "2021-06-04T14:37:41.996440Z", "start_waiting": "2021-04-23T11:19:36.233489Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 4, "ranked": true }, { "id": 77273, "name": "Scrape IT v3", "director": { "id": 1003467, "username": "GJ4444", "country": "un", "icon": "https://secure.gravatar.com/avatar/c00999d0add89d41bb2bd37bde109ec8?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1233.9058890974627, "deviation": 69.34478558497867, "volatility": 0.060022578864278434 } }, "ranking": 19.782639754314864, "professional": false, "ui_class": "" }, "description": "Scrape IT v3", "schedule": null, "title": null, "tournament_type": "roundrobin", "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": 2419200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 9152, "name": "Scrape IT Go Meeting", "summary": "Scrape IT Go Meeting", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 8, "icon": "https://user-uploads.online-go.com/6aa0aa7db9a161e174c24b1a6cf5af54-64.png" }, "auto_start_on_max": false, "time_start": "2021-07-09T12:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-07-09T11:06:19.045967Z", "ended": "2021-07-09T11:10:30.495519Z", "start_waiting": "2021-07-09T11:06:18.854940Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/6aa0aa7db9a161e174c24b1a6cf5af54-15.png", "player_count": 4, "ranked": true }, { "id": 110140, "name": "1st Amihan Friendship League", "director": { "id": 753236, "username": "totesuru", "country": "ph", "icon": "https://user-uploads.online-go.com/210744714a0baefd001f5eef4084dc84-64.png", "ratings": { "version": 5, "overall": { "rating": 1487.7479916401726, "deviation": 62.878382806141644, "volatility": 0.05991274501706562 } }, "ranking": 24.113516380733298, "professional": false, "ui_class": "" }, "description": "Let’s celebrate the women of go!\nAmihan is a women’s league of go players. Automatic handicap is enabled.\n\nWe will review games of DDK players in this league.", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 432000, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "correspondence", "pause_on_weekends": true, "per_move": 432000 }, "is_open": true, "exclude_provisional": true, "group": { "id": 309, "name": "Filipino Go Group", "summary": "Go Group for Filipinos", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 94, "icon": "https://user-uploads.online-go.com/d85657374f9a7c3118ee143d11e0598b-64.png" }, "auto_start_on_max": false, "time_start": "2023-12-29T16:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2023-12-29T16:00:05.647138Z", "ended": null, "start_waiting": "2023-12-29T16:00:04.686368Z", "board_size": 19, "active_round": 4, "icon": "https://user-uploads.online-go.com/d85657374f9a7c3118ee143d11e0598b-15.png", "player_count": 19, "ranked": true }, { "id": 61726, "name": "tournament Go123", "director": { "id": 736026, "username": "李張樂", "country": "hk", "icon": "https://secure.gravatar.com/avatar/d45769aab0523878768b0b2d1164cd85?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1373.2951358573407, "deviation": 64.83524429933749, "volatility": 0.060011864092403285 } }, "ranking": 22.260347282571285, "professional": false, "ui_class": "" }, "description": "fhgfoihgoisfhioshgoaisghaorsihgoisfhgoisfhgafsg", "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": 261, "name": "Australia", "summary": "For Australian Go Players", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 305, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2020-06-11T02:00:00Z", "players_start": 1, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-06-11T02:00:52.831572Z", "ended": "2020-06-11T02:00:52.795640Z", "start_waiting": "2020-06-11T02:00:52.621598Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 1, "ranked": true }, { "id": 48461, "name": "June Swoon DDK Tournament", "director": { "id": 58836, "username": "DrQuantum", "country": "us", "icon": "https://user-uploads.online-go.com/5192a63f12fa80c878392f9d0034612b-64.png", "ratings": { "version": 5, "overall": { "rating": 997.5366227330621, "deviation": 62.74827360618142, "volatility": 0.05897830027436984 } }, "ranking": 14.859767390411927, "professional": false, "ui_class": "" }, "description": "A DDK Tournament for the month of June", "schedule": null, "title": null, "tournament_type": "roundrobin", "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": 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": 3663, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2019-06-01T14:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "group", "started": "2019-05-26T12:35:17.700890Z", "ended": "2019-09-04T03:33:57.517295Z", "start_waiting": "2019-05-26T12:35:06.644747Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 10, "ranked": true }, { "id": 67381, "name": "2. verrsiuch", "director": { "id": 865290, "username": "Carsten.Schwarz", "country": "de", "icon": "https://secure.gravatar.com/avatar/debd3c0fddbd76f1ae21973b93e99472?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1606.3774663710713, "deviation": 160.1112853853231, "volatility": 0.060024269947845106 } }, "ranking": 25.8895395020858, "professional": false, "ui_class": "provisional" }, "description": "2. versuch", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 10, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "live", "pause_on_weekends": false, "total_time": 900 }, "is_open": true, "exclude_provisional": false, "group": { "id": 7187, "name": "Canisius_Kolleg", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 10, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2020-11-03T16:23:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2020-11-03T16:23:09.957931Z", "ended": "2020-11-03T16:38:18.472950Z", "start_waiting": "2020-11-03T16:23:09.622910Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 47725, "name": "Correspondence 19x19 RoundRobin 2019-04-23 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 Sitewide Tournament", "schedule": { "id": 6, "name": "Correspondence 19x19 RoundRobin", "rrule": "DTSTART:20260521T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:58:31.027016Z", "last_run": "2026-05-21T19:00:16.095321Z", "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": "2026-05-24T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "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": "2019-04-23T19:00:01.821174Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2019-04-23T19:00:37.321350Z", "ended": "2019-06-10T08:55:16.802517Z", "start_waiting": "2019-04-23T19:00:34.953020Z", "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 } ] }