Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=1084
{ "count": 60584, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=1085", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=1083", "results": [ { "id": 73210, "name": "GOBi Torneo Marzo 2021", "director": { "id": 396105, "username": "cyclinginthewind", "country": "001", "icon": "https://user-uploads.online-go.com/f6b994097b699b8e8c23e7214d3fd652-64.png", "ratings": { "version": 5, "overall": { "rating": 1410.3471431563846, "deviation": 61.00831554412118, "volatility": 0.059896369510262386 } }, "ranking": 22.876665433555015, "professional": false, "ui_class": "" }, "description": "Torneo para los miembros de GOBi", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, 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"director": { "id": 740165, "username": "szproszczytek", "country": "_Scotland", "icon": "https://user-uploads.online-go.com/2bf8d743b1993c76c2759fce0ce5432d-64.png", "ratings": { "version": 5, "overall": { "rating": 2053.733837221348, "deviation": 73.93692707212678, "volatility": 0.06005991186470912 } }, "ranking": 31.57698282790967, "professional": false, "ui_class": "supporter" }, "description": "Monday another tournament", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": -1, "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": 120, "max_time": 120 }, "is_open": true, "exclude_provisional": false, "group": { "id": 4568, "name": "Scotland Youth Team", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 64, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2021-05-24T15:33:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2021-05-24T15:33:00.299152Z", "ended": "2021-05-24T16:01:26.432823Z", "start_waiting": "2021-05-24T15:33:00.191012Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 113525, "name": "What is your go?#2", "director": { "id": 1524537, "username": "deleted-bfac7bdc-552b-460d-8e80-222e4740dc7e", "country": "zz", "icon": "https://user-uploads.online-go.com/081788ec75b49bfbc416f81d47176e9f-64.png", "ratings": { "version": 5, "overall": { "rating": 1254.5149732931982, "deviation": 81.65758934257114, "volatility": 0.06001432588622372 } }, "ranking": 20.166104798446497, "professional": false, "ui_class": "" }, "description": "What is your go?", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 259200, "period_time": 86400, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": { "id": 14054, "name": "院生の碁", "summary": "院生の碁!", "require_invitation": true, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 19, "icon": "https://user-uploads.online-go.com/ca04995cda0b3d01c5a595ca0fafb383-64.png" }, "auto_start_on_max": true, "time_start": "2025-01-01T10:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 12, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2025-01-01T10:00:37.185357Z", "ended": "2025-03-14T19:55:09.046114Z", "start_waiting": "2025-01-01T10:00:36.925955Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/ca04995cda0b3d01c5a595ca0fafb383-15.png", "player_count": 7, "ranked": true }, { "id": 41330, "name": "Correspondence 9x9 RoundRobin 2018-09-30 01:00", "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": 5, "name": "Correspondence 9x9 RoundRobin", "rrule": "DTSTART:20260809T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:56:18.340749Z", "last_run": "2026-08-09T19:00:29.167284Z", 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"2018-09-30T01:00:45.866664Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2018-09-30T01:01:14.189023Z", "ended": "2018-10-18T03:59:20.710614Z", "start_waiting": "2018-09-30T01:01:12.254180Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 7, "ranked": true }, { "id": 42722, "name": "Novembro 2018 · B", "director": { "id": 307866, "username": "swafaron", "country": "br", "icon": "https://user-uploads.online-go.com/c62da84b968b7d03ab1235c4e4988c13-64.png", "ratings": { "version": 5, "overall": { "rating": 1568.7246028591371, "deviation": 62.77870530874028, "volatility": 0.05985028812148364 } }, "ranking": 25.340451859744853, "professional": false, "ui_class": "" }, "description": "Novembro 2018 · B", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 31680, "time_control_parameters": { "system": "fischer", "pause_on_weekends": true, "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 28800, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 1527, "name": "Brasil", "summary": "Ponto de encontro dos jogadores brasileiros", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 501, "icon": "https://user-uploads.online-go.com/94104bdcbaa52ac8e424a6fb2a6b03a4-64.png" }, "auto_start_on_max": false, "time_start": "2018-11-18T10:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 21, "max_ranking": 24, "analysis_enabled": true, "exclusivity": "group", "started": "2018-11-18T10:00:17.287719Z", "ended": "2019-11-17T14:28:51.527485Z", "start_waiting": "2018-11-18T10:00:16.738508Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/94104bdcbaa52ac8e424a6fb2a6b03a4-15.png", "player_count": 11, "ranked": true }, { "id": 141006, "name": "9x9 Mini League 10k-25k #397", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1398.588766231109, "deviation": 71.42022669175657, "volatility": 0.0602642135650602 } }, "ranking": 22.682849679415163, "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": 713, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2026-06-14T19:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2026-06-12T19:47:59.883027Z", "ended": "2026-06-21T23:11:51.667626Z", "start_waiting": "2026-06-12T19:47:59.761501Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 5, "ranked": true }, { "id": 102134, "name": "Millennium Games for Millennials", "director": { "id": 27056, "username": "Leira", "country": "cr", "icon": "https://user-uploads.online-go.com/edefc4995500223832e03c2af5a12200-64.png", "ratings": { "version": 5, "overall": { "rating": 1734.4347498575585, "deviation": 66.03140233948072, "volatility": 0.06011751668251141 } }, "ranking": 27.66514322233395, "professional": false, "ui_class": "" }, "description": "We put the _chill_ in chiliad.\n\n<small>(Disclaimer: The tournament is free-for-all. 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"2023-05-07T23:45:37.176759Z", "ended": "2024-01-11T23:05:12.914970Z", "start_waiting": "2023-05-07T23:45:36.579728Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png", "player_count": 10, "ranked": true }, { "id": 22848, "name": "Correspondence 9x9 RoundRobin 2016-12-09 01:00", "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": 5, "name": "Correspondence 9x9 RoundRobin", "rrule": "DTSTART:20260809T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:56:18.340749Z", "last_run": 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"max_ranking": 12, "analysis_enabled": true, "exclusivity": "open", "started": "2020-12-15T17:00:05.772158Z", "ended": "2021-07-23T09:16:38.464312Z", "start_waiting": "2020-12-15T17:00:05.500572Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/a4c7afeabd5c537f0916589346c203bb-15.png", "player_count": 8, "ranked": true } ] }
