Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-first_pairing_method&page=309
{ "count": 59544, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-first_pairing_method&page=310", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-first_pairing_method&page=308", "results": [ { "id": 3783, "name": "Hokuto cup 2", "director": { "id": 108225, "username": "the true sai", "country": "us", "icon": "https://user-uploads.online-go.com/f5af83c2a9cc9aaf293693ce12b265aa-64.png", "ratings": { "version": 5, "overall": { "rating": 1279.6752312722126, "deviation": 66.13202457856968, "volatility": 0.05997321151966784 } }, "ranking": 20.625801241356527, "professional": false, "ui_class": "" }, "description": "What more than a lovely way to start off New Years than too not join a tournament join.......for:D laughter", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 313, "time_control_parameters": { "time_control": "byoyomi", "period_time": 300, "main_time": 1200, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 420, "name": "Hikaru no go club", "summary": "Sai is the way.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 763, "icon": "https://user-uploads.online-go.com/84c61392d7c5db993cba7656a5ebbc92-64.png" }, "auto_start_on_max": false, "time_start": "2015-01-01T18:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2015-01-01T18:00:18.640342Z", "ended": "2015-01-02T00:36:41.125703Z", "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/84c61392d7c5db993cba7656a5ebbc92-15.png", "player_count": 10, "ranked": true }, { "id": 599, "name": "Googol MT 2008", "director": { "id": 2478, "username": "yanis", "country": "ru", "icon": "https://secure.gravatar.com/avatar/c715b65785b8c3db6c98145a2a8e0285?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1694.5227759614772, "deviation": 71.09819035827104, "volatility": 0.059974147460910114 } }, "ranking": 27.12620162335771, "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": 16, "max_ranking": 22, "analysis_enabled": false, "exclusivity": "open", "started": "2009-01-21T22:54:14Z", "ended": "2009-01-21T21:54:14Z", "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": 133732, "name": "The Best of 2025", "director": { "id": 1818077, "username": "时光和褚嬴呀", "country": "un", "icon": "https://secure.gravatar.com/avatar/65467471f69c780786a014ecc51b00f8?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1281.5029489749418, "deviation": 69.37727901897037, "volatility": 0.06014234606192959 } }, "ranking": 20.658842028855847, "professional": false, "ui_class": "" }, "description": "Only the champion will be recorded", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "korean", "time_per_move": 25019, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 21600, "initial_time": 432000, "max_time": 864000 }, "is_open": true, "exclude_provisional": false, "group": { "id": 43, "name": "Kyu Level Study Group", "summary": "A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 8877, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png" }, "auto_start_on_max": false, "time_start": "2025-11-10T10:00:00Z", "players_start": 8, "first_pairing_method": "strength", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-11-10T10:00:12.541709Z", "ended": "2026-04-29T12:42:51.846344Z", "start_waiting": "2025-11-10T10:00:12.414916Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png", "player_count": 14, "ranked": true }, { "id": 112039, "name": "Monday Morning 19x19 #27", "director": { "id": 1246361, "username": "katonal_edu", "country": "hu", "icon": "https://user-uploads.online-go.com/fd87b19ee0fd28a43416a872362f254b-64.png", "ratings": { "version": 5, "overall": { "rating": 1482.4218691165722, "deviation": 66.99404105360328, "volatility": 0.06001699194390396 } }, "ranking": 24.030490914607018, "professional": false, "ui_class": "" }, "description": "To have a good start of the week you need to join this 19x19 #27 tournament. But before doing so, please consider that it would be nice to have at least one move per day. Conditional moves are not allowed. Thanks in advance for participating. Have fun! Enjoy it!", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 87768, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 172800, "max_time": 172800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 12889, "name": "Monday Morning", "summary": "Welcome to Monday Morning group\n\nIf you feel that Mondays are mentally difficult for you, just join us and start your week with special things like playing go.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 47, "icon": "https://user-uploads.online-go.com/2bdb6183a5c2ea5f43301eda9ab4f643-64.png" }, "auto_start_on_max": false, "time_start": "2024-03-04T09:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 27, "analysis_enabled": false, "exclusivity": "open", "started": "2024-03-04T09:00:31.680119Z", "ended": "2025-03-06T20:20:03.487658Z", "start_waiting": "2024-03-04T09:00:31.383527Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/2bdb6183a5c2ea5f43301eda9ab4f643-15.png", "player_count": 29, "ranked": true }, { "id": 126930, "name": "9x9 tournament", "director": { "id": 1672844, "username": "deleted-b9b59e78-7fe2-421b-9592-08ffce621348", "country": "us", "icon": "https://user-uploads.online-go.com/50b661e8675f0399df4a903957995b4b-64.png", "ratings": { "version": 5, "overall": { "rating": 800.7266229935348, "deviation": 70.04385716130463, "volatility": 0.060331232367038926 } }, "ranking": 9.772108826139116, "professional": false, "ui_class": "" }, "description": "9x9 tournament good luck 🍀", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 98590, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 345600, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 14868, "name": "Study group 9x9, 13x13, 19x19", "summary": "We like to play all go seriously. We study, play each other, and have tournaments every now and then.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 71, "icon": "https://user-uploads.online-go.com/1b1fb2428dd6775b27c3de3c3fe40fa2-64.png" }, "auto_start_on_max": false, "time_start": "2025-03-29T19:30:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-03-29T19:30:12.799277Z", "ended": "2025-05-06T15:09:53.575052Z", "start_waiting": "2025-03-29T19:30:12.703596Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/1b1fb2428dd6775b27c3de3c3fe40fa2-15.png", "player_count": 6, "ranked": true }, { "id": 124920, "name": "Servus Oida Open Tournament #10", "director": { "id": 1285178, "username": "VikingKoala", "country": "eu", "icon": "https://user-uploads.online-go.com/aa9209bd96e427a6ff7e102b893f9af0-64.png", "ratings": { "version": 5, "overall": { "rating": 1058.2364854859704, "deviation": 64.72285160600123, "volatility": 0.05971069184284833 } }, "ranking": 16.22724358727861, "professional": false, "ui_class": "supporter" }, "description": "McMahon Kyu Player Tournament", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 91187, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 604800, "period_time": 86400, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 5720, "name": "Outside Go7", "summary": "Die Gruppe für alle, die sonst im Go7 spielen.", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 48, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2025-03-11T17:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 15, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2025-03-09T12:11:11.655252Z", "ended": "2026-02-13T07:11:19.584162Z", "start_waiting": "2025-03-09T12:11:11.410636Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 12, "ranked": true }, { "id": 124875, "name": "We're playing together, friends!", "director": { "id": 1686879, "username": "SP989", "country": "ru", "icon": "https://user-uploads.online-go.com/f14df68359e582d48348d1d21db5bcd1-64.png", "ratings": { "version": 5, "overall": { "rating": 698.0715520062904, "deviation": 114.35824788814749, "volatility": 0.05999800278064454 } }, "ranking": 6.595975435699435, "professional": false, "ui_class": "" }, "description": "At this tournament I would like to gather not only Russian players like me, but also players from all over the world. Not for nothing this online platform gives such a chance to get brain fights at all levels, someone wins, someone loses, but it's not so terrible, because we gain experience and play better and better. So let's get together and we can do anything we want!!!After all, together we are strong, after all Go is a game of gods, so let's become gods of the game!!!!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 609587, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 604800, "initial_time": 604800, "max_time": 2419200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 9, "name": "Русская группа", "summary": "Интересные, призовые турниры.", "require_invitation": true, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1956, "icon": "https://user-uploads.online-go.com/fd8ca9680500359b55b5bc1196226b5f-64.png" }, "auto_start_on_max": false, "time_start": "2025-02-02T12:04:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-02-02T12:04:23.799674Z", "ended": null, "start_waiting": "2025-02-02T12:04:23.375001Z", "board_size": 19, "active_round": 2, "icon": "https://user-uploads.online-go.com/fd8ca9680500359b55b5bc1196226b5f-15.png", "player_count": 38, "ranked": true }, { "id": 115970, "name": "RDC Establishment Tournament", "director": { "id": 1560202, "username": "deleted-9dca5777-0824-4446-bec5-bb257f2d6de9", "country": "_United_Federation_of_Planets", "icon": "https://user-uploads.online-go.com/3cdb9e8aa4ee5fc957e32e793af81d8f-64.png", "ratings": { "version": 5, "overall": { "rating": 1468.0427420684832, "deviation": 65.97164628311181, "volatility": 0.059985634591591445 } }, "ranking": 23.804845485518637, "professional": false, "ui_class": "" }, "description": "This is the first-ever tournament hosted by the RDC! Enjoy!", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 177587, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 604800, "period_time": 172800, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": { "id": 14277, "name": "Reaching Dan Clan", "summary": "This group is for players who wish to reach the Dan levels. Dan players - please join to be a mentor!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 89, "icon": "https://user-uploads.online-go.com/e46c8bf08848155e3ed81ee69cc145f3-64.png" }, "auto_start_on_max": true, "time_start": "2024-05-18T11:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-05-18T11:00:08.174152Z", "ended": "2025-07-03T22:29:53.023373Z", "start_waiting": "2024-05-18T11:00:07.947077Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/e46c8bf08848155e3ed81ee69cc145f3-15.png", "player_count": 20, "ranked": true }, { "id": 95, "name": "dobromila's mini-tournament", "director": { "id": 2278, "username": "dobromila", "country": "pl", "icon": "https://secure.gravatar.com/avatar/6573de4fddcdbef339130eb7bfe9085d?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1740.2152317992766, "deviation": 64.75996217862276, "volatility": 0.06003056817719213 } }, "ranking": 27.74216869604203, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 259200, "time_control_parameters": { "time_control": "simple", "per_move": 259200 }, "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": 12, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2006-05-30T18:48:00Z", "ended": "2006-08-31T03:52:00Z", "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": 73321, "name": "520 Forever Game - Like playing forever long game", "director": { "id": 791718, "username": "StormPoseidon", "country": "us", "icon": "https://user-uploads.online-go.com/df5a7920cdb117a8fd186c7c7bfde50e-64.png", "ratings": { "version": 5, "overall": { "rating": 1011.8594180046875, "deviation": 65.25643334701458, "volatility": 0.059994818380393285 } }, "ranking": 15.189795238983313, "professional": false, "ui_class": "" }, "description": "Welcome to super long tournament! \nLike super slow long game! Just like life!\n\nLife is the thing looks long, but actually short!\n人生は長いようで 短いものです", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 611520, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 604800, "initial_time": 604800, "max_time": 2419200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 1144, "name": "Taiwanese", "summary": "Mostly Taiwanese!\n\nlet us know if you want to be admin. Please take great care, thank you!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 180, "icon": "https://user-uploads.online-go.com/fe3a174d07946483a6050a9acfa63393-64.png" }, "auto_start_on_max": false, "time_start": "2021-05-20T12:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-05-20T12:00:39.315880Z", "ended": null, "start_waiting": "2021-05-20T12:00:38.430591Z", "board_size": 19, "active_round": 11, "icon": "https://user-uploads.online-go.com/fe3a174d07946483a6050a9acfa63393-15.png", "player_count": 37, "ranked": true } ] }
