Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-min_ranking&page=1291
{ "count": 59620, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-min_ranking&page=1292", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-min_ranking&page=1290", "results": [ { "id": 134502, "name": "19x19 Open D.E. Cup #145", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1257.5002115132957, "deviation": 70.5314527460033, "volatility": 0.060215261717849605 } }, "ranking": 20.22112699556229, "professional": false, "ui_class": "" }, "description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599", "schedule": null, "title": null, "tournament_type": "double_elimination", "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": false, "group": { "id": 12599, "name": "GO Special Tournaments", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 72, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png" }, "auto_start_on_max": true, "time_start": "2025-11-23T22:05:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-11-23T05:58:57.513997Z", "ended": null, "start_waiting": "2025-11-23T05:58:57.425011Z", "board_size": 19, "active_round": 2, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png", "player_count": 8, "ranked": true }, { "id": 76505, "name": "Durham Go Tournament 2021", "director": { "id": 791538, "username": "Nai.Phon", "country": "th", "icon": "https://user-uploads.online-go.com/5ab8163c73bf297172e5e18e5cd427ed-64.png", "ratings": { "version": 5, "overall": { "rating": 1870.7063155913506, "deviation": 62.18257588384639, "volatility": 0.06000532719149306 } }, "ranking": 29.41608191347533, "professional": false, "ui_class": "" }, "description": "Round 1", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 40, "time_control_parameters": { "system": "canadian", "time_control": "canadian", "speed": "live", "pause_on_weekends": false, "main_time": 2700, "period_time": 300, "stones_per_period": 30 }, "is_open": true, "exclude_provisional": true, "group": { "id": 9484, "name": "Durham Go Tournament 2021", "summary": "This is a group for people playing in the online 2021 Durham Go Tournament", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 52, "icon": "https://user-uploads.online-go.com/c52906ecfa7715de3609cbc5f6708010-64.png" }, "auto_start_on_max": false, "time_start": "2021-06-19T09:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-06-19T09:03:12.758190Z", "ended": "2021-06-19T12:35:43.792021Z", "start_waiting": "2021-06-19T09:03:12.668436Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/c52906ecfa7715de3609cbc5f6708010-15.png", "player_count": 5, "ranked": true }, { "id": 76299, "name": "Tournoi de la mi-juin", "director": { "id": 986420, "username": "Camanange", "country": "fr", "icon": "https://user-uploads.online-go.com/7d77076baddd654b6d54122c9a8968e8-64.png", "ratings": { "version": 5, "overall": { "rating": 939.6379963183774, "deviation": 70.6134962130146, "volatility": 0.060000342019836096 } }, "ranking": 13.475532312802493, "professional": false, "ui_class": "" }, "description": "Fin du printemps", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "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": 9244, "name": "parentsgo", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 12, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2021-06-14T14:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2021-06-14T14:07:22.459723Z", "ended": "2021-07-11T13:20:59.285175Z", "start_waiting": "2021-06-14T14:07:22.319886Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 5, "ranked": true }, { "id": 76467, "name": "初級リーグ（14級～10級）", "director": { "id": 874208, "username": "FUKO.S", "country": "jp", "icon": "https://user-uploads.online-go.com/aa170ff76e007cc7bc7a15709e85dbb8-64.png", "ratings": { "version": 5, "overall": { "rating": 2208.151542128061, "deviation": 68.94747429756583, "volatility": 0.06003767154281009 } }, "ranking": 33.25527075653788, "professional": false, "ui_class": "supporter" }, "description": "キラキラリーグ内の【初級向け】リーグ戦です。 持ち時間は14日。 2021年7月1日のリーグ開始時に参加されているメンバーでの総あたり戦になります。（レーティングによる自動ハンデ付き）\n\n全部のゲームが一斉に始まりますので、自分の手番になっている対局はどんどん着手していきましょう。", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "japanese", "time_per_move": 13440, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": false, "total_time": 1209600 }, "is_open": true, "exclude_provisional": false, "group": { "id": 7692, "name": "Yushima Go Cafe （湯島囲碁喫茶）", "summary": "This is a group exclusively for guests of Yushima Go Cafe and members of the Online Go Salon.\n湯島囲碁喫茶のゲスト＆オンライン囲碁サロンメンバー専用のグループです。", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 114, "icon": "https://user-uploads.online-go.com/8246898de5c953274f7be81122b75b69-64.png" }, "auto_start_on_max": false, "time_start": "2021-07-01T11:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2021-07-01T11:00:52.936554Z", "ended": "2021-07-23T01:34:41.414272Z", "start_waiting": "2021-07-01T11:00:52.695816Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/8246898de5c953274f7be81122b75b69-15.png", "player_count": 5, "ranked": true }, { "id": 77381, "name": "I am 4A08", "director": { "id": 1023107, "username": "Jayden_sca-022026", "country": "un", "icon": "https://user-uploads.online-go.com/bd47922dd8c2a912605be18e8a2df84e-64.png", "ratings": { "version": 5, "overall": { "rating": 628.4638415344155, "deviation": 161.8203642403576, "volatility": 0.060037096026427476 } }, "ranking": 5, "professional": false, "ui_class": "provisional" }, "description": "rttfufiugikuyoyfuoftuyti", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "chinese", "time_per_move": 89280, "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": 9643, "name": "SCPS4A", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 24, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2021-07-12T02:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-07-13T08:58:19.796713Z", "ended": "2021-09-18T11:58:58.363622Z", "start_waiting": "2021-07-13T08:58:19.682178Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 126377, "name": "13x13 Open D.E. Cup #63", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1257.5002115132957, "deviation": 70.5314527460033, "volatility": 0.060215261717849605 } }, "ranking": 20.22112699556229, "professional": false, "ui_class": "" }, "description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 90782, "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": 12599, "name": "GO Special Tournaments", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 72, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png" }, "auto_start_on_max": true, "time_start": "2025-03-30T20:00:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-03-27T19:43:11.951347Z", "ended": "2025-11-30T16:51:21.425922Z", "start_waiting": "2025-03-27T19:43:11.822574Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png", "player_count": 8, "ranked": true }, { "id": 127348, "name": "19x19 Open D.E. Cup #108", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1257.5002115132957, "deviation": 70.5314527460033, "volatility": 0.060215261717849605 } }, "ranking": 20.22112699556229, "professional": false, "ui_class": "" }, "description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599", "schedule": null, "title": null, "tournament_type": "double_elimination", "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": false, "group": { "id": 12599, "name": "GO Special Tournaments", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 72, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png" }, "auto_start_on_max": true, "time_start": "2025-04-13T21:05:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-04-12T10:22:05.944448Z", "ended": "2025-12-03T13:31:32.619622Z", "start_waiting": "2025-04-12T10:22:05.845619Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png", "player_count": 8, "ranked": true }, { "id": 74607, "name": "2021 OGS 9x9 Go Cup", "director": { "id": 720484, "username": "JtaoOMG", "country": "cn", "icon": "https://user-uploads.online-go.com/b79de628ffd7e4fe1a54a7c2b38163e5-64.png", "ratings": { "version": 5, "overall": { "rating": 1866.3720336200906, "deviation": 64.63461166642907, "volatility": 0.06005553853146774 } }, "ranking": 29.36238292017167, "professional": false, "ui_class": "" }, "description": "2021 OGS 9x9 Go Cup \n\nTournament Director: Liujiang Tao (Johnny) OGS username: JtaoOMG\n\nFrom now on each year there will be an OSG 9x9 Go Cup. Each year a different time, and of course different go players joining.\n\nTournament Format: Single Elimination.\n\nRound 1: Last 128 \n\nRound 2: Last 64 \n\nRound 3: Last 32 \n\nRound 4: Last 16 \n\nQuarterfinals\n\nSemifinals\n\nFinals\n\nSetting up the game: AGA rules, Byo-Yomi: 30 seconds main time, 10 seconds 3x\n\nTournament time: All rounds are played on June 5th/2021, starting at 10:00 AM PDT. The winner will also be decided on the same day.\n\nUse of AI and cheating: \n\nIf you think your opponent is using AI or is sus of using AI, please report it to the mods before the next round begins. They will review the game and see if your opponent is using AI. \n\nAny reports of using AI after a round is over will not be reviewed or checked, even if the player is using AI.\n\nIf found out a player is using AI, it's an automatic disqualification.\n\nSandbagging OR Featherbagging activities:\n\nPlease report to the mods of sandbagging OR featherbagging activities before the tournament ends. Any type of sandbagging or featherbagging activities will result in a disqualification to that player. \n\nPrizes: The title of \"2021 OGS 9x9 Go Cup Champion\" and 2 free private lessons from me.\n\nQuestions?\nPlease email me at: jtao1231@gmail.com", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "aga", "time_per_move": 10, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 30, "period_time": 10, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": { "id": 3, "name": "OGS", "summary": "An open group for folks' who like OGS!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1782, "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.png" }, "auto_start_on_max": true, "time_start": "2021-06-05T17:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-06-05T17:00:21.941802Z", "ended": "2021-06-05T17:29:47.884249Z", "start_waiting": "2021-06-05T17:00:21.184577Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png", "player_count": 37, "ranked": true }, { "id": 125136, "name": "9x9 Open D.E. Cup #168", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1257.5002115132957, "deviation": 70.5314527460033, "volatility": 0.060215261717849605 } }, "ranking": 20.22112699556229, "professional": false, "ui_class": "" }, "description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/10842", "schedule": null, "title": null, "tournament_type": "double_elimination", "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": false, "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": 697, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2025-02-09T20:05:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-02-09T13:08:53.065046Z", "ended": "2025-11-11T17:16:15.565242Z", "start_waiting": "2025-02-09T13:08:52.958427Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 8, "ranked": true }, { "id": 78191, "name": "Class C ครั้งที่ 3 กลุ่มที่ 4", "director": { "id": 510407, "username": "sureves191", "country": "th", "icon": "https://user-uploads.online-go.com/612a0128e0dc8312660ea54d40d832b4-64.png", "ratings": { "version": 5, "overall": { "rating": 2237.7219695393414, "deviation": 64.9905084482765, "volatility": 0.06000593790881516 } }, "ranking": 33.56322620674338, "professional": false, "ui_class": "" }, "description": "สำหรับฝึกซ้อมภาคปฏิบัติในการอบรมหมากล้อมออนไลน์", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 3, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "blitz", "pause_on_weekends": false, "total_time": 300 }, "is_open": true, "exclude_provisional": false, "group": { "id": 9668, "name": "อบรมหมากล้อมออนไลน์", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 335, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2021-07-30T07:15:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-07-30T07:15:31.521256Z", "ended": "2021-07-30T09:15:32.818309Z", "start_waiting": "2021-07-30T07:15:30.422208Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 62, "ranked": true } ] }
