Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=5754
{ "count": 58834, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=5755", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=5753", "results": [ { "id": 130400, "name": "Simultaneous McMahon for 7k-13k # I", "director": { "id": 1632034, "username": "exxelxior", "country": "001", "icon": "https://user-uploads.online-go.com/fa81172ce521dfadbb1dbbf37e253668-64.png", "ratings": { "version": 5, "overall": { "rating": 1409.602377497735, "deviation": 68.56429493895294, "volatility": 0.05998511245401781 } }, "ranking": 22.864437324312398, "professional": false, "ui_class": "" }, "description": "Quoted from Fast Correspondence Group (thanx):\n\n\"Use the conditional move feature to speed up the game. No pausing and no vacations; anyone who has vacation mode switched on, or pauses a game, will be disqualified.\nAlso, please do not use AI.\"", "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": false, "time_increment": 86400, "initial_time": 259200, "max_time": 259200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 15509, "name": "Fast and narrow rank range tournaments", "summary": "Tournaments for people who like to play within narrow rank ranges and fast correspondence games.", "require_invitation": true, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 38, "icon": "https://user-uploads.online-go.com/fb0e7d5660cf5ea61609ed14abdc9bfa-64.png" }, "auto_start_on_max": false, "time_start": "2025-07-28T23:33:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 17, "max_ranking": 23, "analysis_enabled": true, "exclusivity": "open", "started": "2025-07-28T23:33:04.528918Z", "ended": null, "start_waiting": "2025-07-28T23:33:03.876570Z", "board_size": 19, "active_round": 3, "icon": "https://user-uploads.online-go.com/fb0e7d5660cf5ea61609ed14abdc9bfa-15.png", "player_count": 12, "ranked": true }, { "id": 2215, "name": "World Championship", "director": { "id": 45889, "username": "Anders", "country": "dk", "icon": "https://secure.gravatar.com/avatar/3e91c70ee064b6e9bbfd3a949bdd7aa8?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1015.368160226624, "deviation": 73.9454872741853, "volatility": 0.06000102374995031 } }, "ranking": 15.269931741091996, "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": 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": 383, "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": 9, "analysis_enabled": false, "exclusivity": "open", "started": "2013-07-01T20:32:33Z", "ended": "2013-07-01T18:32:33Z", "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 }, { "id": 130462, "name": "Correspondence Weekly McMahon 19x19 2025-07-19 17:01", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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": 9, "name": "Correspondence Weekly McMahon 19x19", "rrule": "DTSTART:20260302T170000Z\nRRULE:FREQ=WEEKLY", "active": true, "created": "2015-12-16T02:22:56.480465Z", "last_run": "2026-03-02T17:00:40.843843Z", "lead_time_seconds": 432000, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 259200, "time_increment": 86400 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclude_provisional": true, "players_start": 10, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "settings": { "num_rounds": 3, "upper_bar": "25", "lower_bar": "15", "group_size": 4, "maximum_players": 1000 }, "next_run": "2026-03-09T17:00:00Z", "base_points": "30.0" }, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2025-07-19T17:01:02.582341Z", "players_start": 10, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2025-07-19T17:01:06.054770Z", "ended": null, "start_waiting": "2025-07-19T17:01:03.825365Z", "board_size": 19, "active_round": 1, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 29, "ranked": true }, { "id": 45411, "name": "new players only or [25 k]", "director": { "id": 582363, "username": "EagleEye", "country": "us", "icon": "https://user-uploads.online-go.com/9280f8ad3a78be41ed99ab34396e9646-64.png", "ratings": { "version": 5, "overall": { "rating": 1112.2104026593283, "deviation": 63.20164792269633, "volatility": 0.06002478445949194 } }, "ranking": 17.37885328374442, "professional": false, "ui_class": "" }, "description": "i made this for real new go players and i hope you have fun!", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "chinese", "time_per_move": 611520, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 604800, "max_time": 2419200, "time_increment": 604800, "speed": "correspondence" }, "is_open": true, "exclude_provisional": false, "group": { "id": 3207, "name": "New Zealand Tournaments", "summary": "This group exists as a place to enjoy weekly tournaments with competitively minded players using the lesser known but arguably strategically superior New Zealand rule set. All are welcome here ヽ(≧◡≦)ノ", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 592, "icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-64.png" }, "auto_start_on_max": false, "time_start": "2019-04-14T03:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 7, "analysis_enabled": true, "exclusivity": "open", "started": "2019-04-14T03:00:59.265994Z", "ended": "2019-10-10T08:22:05.821805Z", "start_waiting": "2019-04-14T03:00:58.933059Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-15.png", "player_count": 5, "ranked": true }, { "id": 120018, "name": "Blitz 13x13 Swiss Tournament 2024-09-09 15:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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": 3, "name": "Blitz 13x13 Swiss Tournament", "rrule": "DTSTART:20260304T030000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:27:45.234995Z", "last_run": "2026-03-04T03:00:19.392061Z", "lead_time_seconds": 1800, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "size": 13, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 300, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 40 }, "next_run": "2026-03-04T07:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 15, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 300, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2024-09-09T15:30:54.352509Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2024-09-09T15:31:54.435274Z", "ended": "2024-09-09T16:17:02.789154Z", "start_waiting": "2024-09-09T15:31:54.362230Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 7, "ranked": true }, { "id": 13821, "name": "Correspondence 19x19 Swiss 2016-01-05 17:00", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2016-01-05T17:00:52.299027Z", "players_start": 10, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2016-01-05T17:01:05.869655Z", "ended": "2019-05-30T11:31:56.373414Z", "start_waiting": "2016-01-05T17:01:05.277244Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 41, "ranked": true }, { "id": 576, "name": "JontomXire's invitation only tournament", "director": { "id": 18483, "username": "JontomXire", "country": "gb", "icon": "https://secure.gravatar.com/avatar/0e26f44680e364b6ade58c65a24b0525?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1173.4773693563443, "deviation": 64.56507113916307, "volatility": 0.05996383083779069 } }, "ranking": 18.62020402893159, "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": 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": 383, "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": 5, "max_ranking": 16, "analysis_enabled": false, "exclusivity": "open", "started": "2009-01-06T15:47:17Z", "ended": "2009-01-06T14:47:17Z", "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": 567, "name": "annamette's mini-tournament", "director": { "id": 7588, "username": "annamette", "country": "nl", "icon": "https://user-uploads.online-go.com/d2e186ae078de844c1dcfc9fad3ee00a-64.png", "ratings": { "version": 5, "overall": { "rating": 1428.4462609602026, "deviation": 62.66437957865078, "volatility": 0.06071334000718151 } }, "ranking": 23.171861451618014, "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": 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": 383, "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": 22, "analysis_enabled": false, "exclusivity": "open", "started": "2008-08-18T23:58:16Z", "ended": "2008-08-18T21:58:16Z", "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 }, { "id": 46206, "name": "BOOT CAMP 5 \"Spring shakes\"", "director": { "id": 613097, "username": "SgtHartman", "country": "001", "icon": "https://user-uploads.online-go.com/b7f391461a801b84d37dbf3e927c967a-64.png", "ratings": { "version": 5, "overall": { "rating": 1380.0223119640495, "deviation": 79.12661578167102, "volatility": 0.060006642263803506 } }, "ranking": 22.373472223460578, "professional": false, "ui_class": "" }, "description": "Spring is a great time for a good fight.", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "pause_on_weekends": true, "time_control": "fischer", "initial_time": 259200, "max_time": 432000, "time_increment": 86400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 3341, "name": "BOOT CAMP", "summary": "My mission is tournaments for DDK players and tournaments with a handicap for all. Play, learn, have fun!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 32, "icon": "https://user-uploads.online-go.com/39f574a37d4485fec42b6089a126cc5f-64.png" }, "auto_start_on_max": true, "time_start": "2019-04-07T23:00:00Z", "players_start": 8, "first_pairing_method": "slide", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "group", "started": "2019-04-14T17:31:54.639284Z", "ended": "2019-08-04T14:22:10.826056Z", "start_waiting": "2019-04-14T17:31:54.055368Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/39f574a37d4485fec42b6089a126cc5f-15.png", "player_count": 8, "ranked": true }, { "id": 58291, "name": "BGS2 13x13", "director": { "id": 75675, "username": "flexo37", "country": "gb", "icon": "https://user-uploads.online-go.com/aed35fddbbab02a96f4cd51229121646-64.png", "ratings": { "version": 5, "overall": { "rating": 1399.195070649447, "deviation": 63.333175795013965, "volatility": 0.060045258884513286 } }, "ranking": 22.692883297680606, "professional": false, "ui_class": "supporter" }, "description": "Thirteen by 13", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 31, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 120, "period_time": 30, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 259, "name": "Brighton Go Club", "summary": "Group for anyone who plays Go in Brighton, UK", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 42, "icon": "https://user-uploads.online-go.com/0fd5879c92ead717621f44b2844bc9c8-64.png" }, "auto_start_on_max": false, "time_start": "2020-03-31T22:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2020-03-31T21:09:23.337408Z", "ended": "2020-03-31T22:21:39.513699Z", "start_waiting": "2020-03-31T21:09:22.660365Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/0fd5879c92ead717621f44b2844bc9c8-15.png", "player_count": 6, "ranked": true } ] }
