Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=5870
{ "count": 59428, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=5871", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=5869", "results": [ { "id": 2111, "name": "Ronnie_007's mini-tournament", "director": { "id": 26869, "username": "Ronnie_007", "country": "aq", "icon": "https://secure.gravatar.com/avatar/4f548b8c3dc6b363c01187faec13c5a2?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1379.3411322115244, "deviation": 67.29094359021151, "volatility": 0.05999829532402111 } }, "ranking": 22.36204254997949, "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": 604800, "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": "2013-09-09T19:52:21Z", "ended": "2013-09-09T17:52:21Z", "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": 3301, "name": "Fight Club´s \"Fair Fights\" 19x19 Oct??? need players", "director": { "id": 102987, "username": "Fight Club´s Admin", "country": "_Pirate", "icon": "https://user-uploads.online-go.com/84c668c6929052e27b769484f8a7a326-64.png", "ratings": { "version": 5, "overall": { "rating": 1403.9107440568043, "deviation": 68.41290124459677, "volatility": 0.060041081424571756 } }, "ranking": 22.77077400148111, "professional": false, "ui_class": "" }, "description": "<br> <img src=\"http://veterator.com/pic/cry/fox_white_up.png\">", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 66, "time_control_parameters": { "time_control": "byoyomi", "period_time": 60, "main_time": 600, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 351, "name": "Fight Club", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 367, "icon": "https://user-uploads.online-go.com/84c668c6929052e27b769484f8a7a326-64.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": true, "exclusivity": "open", "started": "2014-10-21T18:35:28.862915Z", "ended": "2014-10-21T21:35:50.017816Z", "start_waiting": "2014-10-21T18:35:28.514363Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/84c668c6929052e27b769484f8a7a326-15.png", "player_count": 0, "ranked": true }, { "id": 90966, "name": "The silver phoenix descends from the heavens", "director": { "id": 881921, "username": "GrandPa Frog", "country": "ru", "icon": "https://user-uploads.online-go.com/5fb556e66c2a6329343862ba69d68976-64.png", "ratings": { "version": 5, "overall": { "rating": 1389.7430311055082, "deviation": 63.68664986900685, "volatility": 0.059849518549770615 } }, "ranking": 22.53596654639986, "professional": false, "ui_class": "" }, "description": "Friends!\nGroup member Gomagic.org on the OGC, who does not give his name, holds the June tournament \"Silver Phoenix descends from Heaven\". This is an unofficial tournament Gomagic.org . As soon as officials find out about this tournament, he will be immediately banned, and the tournament director will be exiled to the GULAG without the right of early release.\nHave time to register and start playing before this happens.\nInsiders report that the tournament will be accompanied by continuous scandals, intrigues, investigations. Read the messages of the Information Agency \"Frog in the swamp\" and you will be aware of the news.\nEach participant of this unofficial tournament will receive an unofficial prize - a Chinese problem book on weiqi in electronic form.\nSomething about the regulations. Please note that each move adds 8 hours to the time, but no more than 2 days. The time is suspended for the weekend. This means that you have to make three moves a day.\nIn a week, the tournament will have an author's advertising poster.\nGood luck, interesting game and let the strongest win!\nP.S. Faster! I hear a knock on the door... The henchmen of the bloody tyrant Putin have already come for me.", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 30720, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 28800, "initial_time": 172800, "max_time": 172800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 8605, "name": "Go Magic", "summary": "A modern platform for learning Go", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 2053, "icon": "https://user-uploads.online-go.com/fa56564088c1e0dbd50bb8160d94193d-64.png" }, "auto_start_on_max": false, "time_start": "2022-06-10T17:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 10, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2022-06-10T17:00:35.618051Z", "ended": "2023-04-01T15:36:58.353897Z", "start_waiting": "2022-06-10T17:00:33.638266Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/fa56564088c1e0dbd50bb8160d94193d-15.png", "player_count": 36, "ranked": true }, { "id": 121940, "name": "Live 19x19 Swiss Tournament 2024-11-07 16:30", "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": 4, "name": "Live 19x19 Swiss Tournament", "rrule": "DTSTART:20260422T040000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:30:39.250689Z", "last_run": "2026-04-22T04:00:38.793245Z", "lead_time_seconds": 1800, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 600, "periods": 3 }, "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": "2026-04-22T08:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 35, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 600, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2024-11-07T16:30:35.920573Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2024-11-07T16:31:36.006839Z", "ended": "2024-11-07T17:44:32.883730Z", "start_waiting": "2024-11-07T16:31:35.914865Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 6, "ranked": true }, { "id": 22660, "name": "Monthly Simultaneous McMahon 2016-12-16 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": { "id": 10, "name": "Monthly Simultaneous McMahon", "rrule": "DTSTART:20260401T170000Z\nRRULE:FREQ=MONTHLY", "active": true, "created": "2015-12-16T02:47:16.592231Z", "last_run": "2026-04-01T17:00:13.813136Z", "lead_time_seconds": 1296000, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 259200, "time_increment": 86400 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclude_provisional": true, "players_start": 20, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "settings": { "num_rounds": 3, "upper_bar": "25", "lower_bar": "15", "group_size": 5, "maximum_players": 200 }, "next_run": "2026-05-01T17:00:00Z", "base_points": "50.0" }, "title": null, "tournament_type": "s_mcmahon", "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": "2016-12-16T17:00:57.384315Z", "players_start": 50, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2016-12-16T17:01:54.377571Z", "ended": "2018-12-20T08:53:10.076294Z", "start_waiting": "2016-12-16T17:00:58.192166Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 146, "ranked": true }, { "id": 37260, "name": "Correspondence Weekly McMahon 19x19 2018-05-19 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": { "id": 9, "name": "Correspondence Weekly McMahon 19x19", "rrule": "DTSTART:20260420T170000Z\nRRULE:FREQ=WEEKLY", "active": true, "created": "2015-12-16T02:22:56.480465Z", "last_run": "2026-04-20T17:00:57.376072Z", "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": "2026-04-27T17:00:00Z", "base_points": "30.0" }, "title": null, "tournament_type": "s_mcmahon", "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": "2018-05-19T17:00:23.792645Z", "players_start": 60, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2018-05-19T17:01:50.378012Z", "ended": "2020-02-21T08:32:17.196410Z", "start_waiting": "2018-05-19T17:01:17.355873Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 78, "ranked": true }, { "id": 2626, "name": "Sitewide Live Fast 19x19 Open Class - November 9th, 2013 @ 20:00 UTC (McMahon)", "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": "This event will start at 20:00 UTC on Saturday, November 2, 2013. It's open to all players, will have a maximum of 3 rounds, and all games will be played with no handicap. The upper bar is set at 5d, and the lower bar is set at 4k.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 30, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 900, "periods": 5 }, "is_open": true, "exclude_provisional": false, "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": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2013-11-09T20:00:09.692776Z", "ended": "2013-11-09T21:47:07.888273Z", "start_waiting": "2013-11-09T20:00:09.661089Z", "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": 2112, "name": "MarkvanRooijen's mini-tournament", "director": { "id": 22898, "username": "MarkvanRooijen", "country": "un", "icon": "https://secure.gravatar.com/avatar/954f4ffde0ef05d2c13633f2b7446e94?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1125.9810479358775, "deviation": 65.19496803666851, "volatility": 0.06013973895641979 } }, "ranking": 17.6637211941085, "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": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2013-04-20T17:30:59Z", "ended": "2013-04-20T15:30:59Z", "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": 100570, "name": "Correspondence Weekly McMahon 19x19 2023-03-04 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": { "id": 9, "name": "Correspondence Weekly McMahon 19x19", "rrule": "DTSTART:20260420T170000Z\nRRULE:FREQ=WEEKLY", "active": true, "created": "2015-12-16T02:22:56.480465Z", "last_run": "2026-04-20T17:00:57.376072Z", "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": "2026-04-27T17:00:00Z", "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": "2023-03-04T17:00:10.910251Z", "players_start": 10, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2023-03-04T17:00:24.788176Z", "ended": "2024-05-15T20:43:12.522871Z", "start_waiting": "2023-03-04T17:00:23.828350Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 21, "ranked": true }, { "id": 2113, "name": "Julko's mini-tournament IX", "director": { "id": 15530, "username": "Julko", "country": "pl", "icon": "https://user-uploads.online-go.com/71fa797ba41fd26c92f7ed5fda17613a-64.png", "ratings": { "version": 5, "overall": { "rating": 860.355683898427, "deviation": 67.10712421191323, "volatility": 0.059279287559068666 } }, "ranking": 11.434887566930879, "professional": false, "ui_class": "supporter" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 604800, "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": 0, "max_ranking": 19, "analysis_enabled": false, "exclusivity": "open", "started": "2013-08-15T04:32:10Z", "ended": "2013-08-15T02:32:10Z", "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 } ] }
