Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-ended&page=33
{ "count": 59894, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-ended&page=34", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-ended&page=32", "results": [ { "id": 139747, "name": "Correspondence 13x13 RoundRobin 2026-04-29 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 Site-wide Tournament", "schedule": { "id": 7, "name": "Correspondence 13x13 RoundRobin", "rrule": "DTSTART:20260609T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T06:00:14.582400Z", "last_run": "2026-06-09T19:00:18.969045Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 13, "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": 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": "2026-06-12T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 90782, "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": "2026-04-29T19:00:35.375725Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2026-04-29T19:00:48.806562Z", "ended": null, "start_waiting": "2026-04-29T19:00:48.679288Z", "board_size": 13, "active_round": 1, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 6, "ranked": true }, { "id": 139712, "name": "Correspondence 19x19 RoundRobin 2026-04-28 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 Site-wide Tournament", "schedule": { "id": 6, "name": "Correspondence 19x19 RoundRobin", "rrule": "DTSTART:20260611T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:58:31.027016Z", "last_run": "2026-06-11T19:00:19.063259Z", "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": "2026-06-14T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "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": "2026-04-28T19:00:35.052356Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2026-04-28T19:00:35.328043Z", "ended": null, "start_waiting": "2026-04-28T19:00:35.101817Z", "board_size": 19, "active_round": 1, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 6, "ranked": true }, { "id": 132080, "name": "1ST WGN HANDICAP CUP", "director": { "id": 1849003, "username": "deleted-dc4a368c-a63e-4b46-84c8-8c2187bdf712", "country": "un", "icon": "https://secure.gravatar.com/avatar/2b4dd198617f26b7af6eb83a60023160?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1984.0603806733193, "deviation": 110.93473359041155, "volatility": 0.05999716499718003 } }, "ranking": 30.777981916525455, "professional": false, "ui_class": "" }, "description": "Welcome to the first tournament of Worldwide Go Network! (Please consider joining the group there, we’ve got loads of resources there coming up at you!\n\nhttps://online-go.com/group/15664 https://online-go.com/group/15664\n\nWe would encourage weaker players to play the tournament by putting the paring method to random.\n\nhttps://online-go.com/group/15664 https://online-go.com/group/15664", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 88451, "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": 15664, "name": "Worldwide Go Network", "summary": "Worldwide Go Network provides you a safe environment to learn Go!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 159, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2025-10-01T02:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-10-01T02:01:10.916019Z", "ended": null, "start_waiting": "2025-10-01T02:00:48.947387Z", "board_size": 19, "active_round": 2, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 290, "ranked": true }, { "id": 139648, "name": "win and l🫥se", "director": { "id": 1306771, "username": "Xuan Qi", "country": "my", "icon": "https://secure.gravatar.com/avatar/2ce9fd662ca79b98f97b7c838d49dbd4?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 647.1756098827559, "deviation": 76.17852193453253, "volatility": 0.06041396750313388 } }, "ranking": 5, "professional": false, "ui_class": "" }, "description": "这项锦标赛所有人都可以参加", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "chinese", "time_per_move": 148747, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 129600, "initial_time": 2419200, "max_time": 2419200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 16304, "name": "我们的友谊赛", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": true, "hide_details": false, "member_count": 14, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2026-05-17T06:30:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2026-05-17T06:30:50.151084Z", "ended": null, "start_waiting": "2026-05-17T06:30:50.068391Z", "board_size": 19, "active_round": 1, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 6, "ranked": true }, { "id": 67045, "name": "Winter Olympic Games 2020 (№7) (19x19)", "director": { "id": 776814, "username": "Korotrov 19", "country": "ua", "icon": "https://user-uploads.online-go.com/1c0b386e473e055af29bcaff72788ef6-64.png", "ratings": { "version": 5, "overall": { "rating": 1627.5011666778498, "deviation": 60.69603575167428, "volatility": 0.06006221360900416 } }, "ranking": 26.191975476154177, "professional": false, "ui_class": "" }, "description": "Hello everyone. The tournament will start when there are 200 people.", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 24000, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 14400, "initial_time": 864000, "max_time": 2419200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 7088, "name": "Группа для создания Турниров!!!", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 32, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2020-12-06T22:00:00Z", "players_start": 200, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2020-12-07T01:57:38.775975Z", "ended": null, "start_waiting": "2020-12-07T01:57:17.120512Z", "board_size": 19, "active_round": 28, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 200, "ranked": true }, { "id": 137868, "name": "It's May Day", "director": { "id": 823378, "username": "rouma", "country": "us", "icon": "https://secure.gravatar.com/avatar/e25df468ca27d40a9646837908b798f4?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 676.0801265374255, "deviation": 63.09814146812211, "volatility": 0.060303209810071555 } }, "ranking": 5.854943747104662, "professional": false, "ui_class": "" }, "description": "Have fun", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "chinese", "time_per_move": 2419200, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "correspondence", "pause_on_weekends": true, "per_move": 2419200 }, "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": 18003, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": "2026-05-01T07:00:00Z", "players_start": 9, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2026-05-01T07:00:48.878965Z", "ended": null, "start_waiting": "2026-05-01T07:00:48.770340Z", "board_size": 9, "active_round": 1, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 16, "ranked": true }, { "id": 136206, "name": "9x9 tournament", "director": { "id": 1067981, "username": "Averyw123", "country": "nz", "icon": "https://user-uploads.online-go.com/f887017259dd7746e20627b59b0c7968-64.png", "ratings": { "version": 5, "overall": { "rating": 1274.6513862158752, "deviation": 65.37626830930803, "volatility": 0.06010299986513658 } }, "ranking": 20.534738366137827, "professional": false, "ui_class": "supporter" }, "description": "9x9 tournament", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 95543, "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": false, "group": { "id": 10855, "name": "⚫️The Brilliant World Of OGS⚪️", "summary": "Are you an OGS fan? If you are, join this group where there’s great tournaments and games to be played.\n\nPeople and bots can chat and play in this group. This is a public group so all are welcome to join.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 192, "icon": "https://user-uploads.online-go.com/0e618bdf660c5ca247f547082c39f943-64.png" }, "auto_start_on_max": false, "time_start": "2026-04-30T23:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2026-04-30T23:00:49.126498Z", "ended": null, "start_waiting": "2026-04-30T23:00:48.754412Z", "board_size": 9, "active_round": 1, "icon": "https://user-uploads.online-go.com/0e618bdf660c5ca247f547082c39f943-15.png", "player_count": 24, "ranked": false }, { "id": 140827, "name": "Free gamepoints for those in the know", "director": { "id": 27056, "username": "Leira", "country": "cr", "icon": "https://user-uploads.online-go.com/edefc4995500223832e03c2af5a12200-64.png", "ratings": { "version": 5, "overall": { "rating": 1723.8054017070444, "deviation": 64.735602087367, "volatility": 0.06012529715064123 } }, "ranking": 27.522833739017017, "professional": false, "ui_class": "" }, "description": "🪙 Gamepoints 🪙 were a historical form of in-server currency that allowed you to play games (each game would be worth a few tokens depending on the settings).\n\nAt the time, minitournaments were a simple way to bypass those restrictions and getting more simultaneous games.\n\nI just remembered this in a flashback while trying to come up with a name for the tournament. Take it with a grain of salt, I might be misremembering 😅", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "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": 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": 384, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2026-06-13T19:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 20, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": null, "ended": null, "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 8, "ranked": true }, { "id": 117390, "name": "1st WB-Honinbo Title Tournament 2024", "director": { "id": 1051076, "username": "Qwentum", "country": "ru", "icon": "https://user-uploads.online-go.com/ec85d2c66ad78a73ad60a339509b683b-64.png", "ratings": { "version": 5, "overall": { "rating": 1548.4471147993652, "deviation": 66.29997541933403, "volatility": 0.05969232316851054 } }, "ranking": 25.039261862731433, "professional": false, "ui_class": "" }, "description": "1st WB-Honinbo Title Tournament 2024", "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": true, "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 10103, "name": "World battles", "summary": "World tournament s", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 50, "icon": "https://user-uploads.online-go.com/82ea34b6c5f487db027b73c2d1b9e9ca-64.png" }, "auto_start_on_max": false, "time_start": "2024-07-01T00:00:00Z", "players_start": 20, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-07-01T00:01:07.554213Z", "ended": null, "start_waiting": "2024-07-01T00:00:59.399522Z", "board_size": 19, "active_round": 3, "icon": "https://user-uploads.online-go.com/82ea34b6c5f487db027b73c2d1b9e9ca-15.png", "player_count": 103, "ranked": true }, { "id": 140939, "name": "“就爱挑战极限的我们” 特别季 中级组 组别二", "director": { "id": 1250228, "username": "Xuan Tian", "country": "my", "icon": "https://secure.gravatar.com/avatar/80dc35d1767b37d01fdf02be62fa5602?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 973.9568803781963, "deviation": 67.47231265467761, "volatility": 0.060233241302181856 } }, "ranking": 14.305977011887816, "professional": false, "ui_class": "" }, "description": "19至14级的棋友，如有兴趣请在组别一和二选择一组报名", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 91187, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": false, "main_time": 604800, "period_time": 86400, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 16280, "name": "我们的友谊赛 Our friendly match", "summary": "A place to have a friendly match ", "require_invitation": false, "is_public": false, "admin_only_tournaments": true, "hide_details": true, "member_count": 43, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2026-08-01T13:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 11, "max_ranking": 16, "analysis_enabled": false, "exclusivity": "open", "started": null, "ended": null, "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 } ] }
