Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=4003
{ "count": 59378, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=4004", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=4002", "results": [ { "id": 46445, "name": "hoooooooooooooooooooooooooooooorse", "director": { "id": 623212, "username": "21rexforde", "country": "un", "icon": "https://secure.gravatar.com/avatar/dabefe470e6a4b00eb8d69b0942e56b0?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1128.3968934768745, "deviation": 242.29209150775327, "volatility": 0.060003591730529174 } }, "ranking": 17.71333740499763, "professional": false, "ui_class": "provisional" }, "description": "tourniment", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "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": 17903, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": "2019-03-12T21:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2019-03-15T19:03:52.721632Z", "ended": "2019-04-20T08:31:45.588101Z", "start_waiting": "2019-03-15T19:03:51.754759Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 4, "ranked": true }, { "id": 83808, "name": "Jahreswechsel", "director": { "id": 1039, "username": "joachim", "country": "de", "icon": "https://user-uploads.online-go.com/cb60432b91d79a1055a51afbe4f22dce-64.png", "ratings": { "version": 5, "overall": { "rating": 1804.9589328107718, "deviation": 64.81254521170779, "volatility": 0.06062373748793626 } }, "ranking": 28.587815916657878, "professional": false, "ui_class": "supporter" }, "description": "Mal schauen wie lange über den Jahreswechsel hinaus wir brauchen.", "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": 1240, "name": "Braunschweig-Go", "summary": "Go in Braunschweig", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 56, "icon": "https://user-uploads.online-go.com/3ee5151405dee7fcd7890745353b9b41-64.png" }, "auto_start_on_max": false, "time_start": "2021-12-20T15:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2021-12-20T15:00:52.273974Z", "ended": "2022-11-01T22:03:31.361647Z", "start_waiting": "2021-12-20T15:00:52.096879Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/3ee5151405dee7fcd7890745353b9b41-15.png", "player_count": 11, "ranked": true }, { "id": 111176, "name": "9x9 Mini League 1k-9k #102", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1378.8621286869252, "deviation": 66.61260604697289, "volatility": 0.060203637791238884 } }, "ranking": 22.354001857791825, "professional": false, "ui_class": "" }, "description": "Special league for players between 9kyu and 1kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842", "schedule": null, "title": null, "tournament_type": "roundrobin", "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": true, "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": 698, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2024-01-07T20:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 21, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2024-01-04T21:17:35.479706Z", "ended": "2024-02-10T11:46:28.730145Z", "start_waiting": "2024-01-04T21:17:35.305075Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 5, "ranked": true }, { "id": 47009, "name": "Correspondence 13x13 RoundRobin 2019-03-31 19:00", "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": 7, "name": "Correspondence 13x13 RoundRobin", "rrule": "DTSTART:20260416T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T06:00:14.582400Z", "last_run": "2026-04-16T19:00:57.227717Z", "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": "2026-04-19T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "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": "2019-03-31T19:00:05.082155Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2019-03-31T19:00:40.390409Z", "ended": "2019-04-19T19:47:16.039188Z", "start_waiting": "2019-03-31T19:00:38.755841Z", "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": 125929, "name": "Kranj 101", "director": { "id": 134125, "username": "mitava", "country": "at", "icon": "https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png", "ratings": { "version": 5, "overall": { "rating": 790.2994072178445, "deviation": 64.66815139504368, "volatility": 0.05991724621983771 } }, "ranking": 9.46866501470618, "professional": false, "ui_class": "" }, "description": "19x19", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 38051, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 36000, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 374, "name": "Slovenija", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 54, "icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-64.png" }, "auto_start_on_max": true, "time_start": "2025-03-06T16:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 13, "analysis_enabled": true, "exclusivity": "open", "started": "2025-03-06T16:00:16.164597Z", "ended": "2025-11-30T02:39:16.166799Z", "start_waiting": "2025-03-06T16:00:15.089231Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-15.png", "player_count": 22, "ranked": true }, { "id": 134546, "name": "December '25", "director": { "id": 1428764, "username": "里没那猫", "country": "xa", "icon": "https://secure.gravatar.com/avatar/977ecd2583e5bcd1d28811ff73a57258?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 948.0991559339307, "deviation": 64.38640954264335, "volatility": 0.05994181515166892 } }, "ranking": 13.683058192756405, "professional": false, "ui_class": "" }, "description": "A spiritual sucessor to August '25", "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": 14214, "name": "Go game group", "summary": "здесь мы все можем обсуждать партии ,турниры ,делать турниры ,общаться и просто веселиться\n", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 9, "icon": "https://user-uploads.online-go.com/f57595b6c88b3a508a4df44e62742ec7-64.png" }, "auto_start_on_max": true, "time_start": "2025-12-16T00:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2025-12-04T18:59:38.450917Z", "ended": null, "start_waiting": "2025-12-04T18:59:37.578774Z", "board_size": 19, "active_round": 1, "icon": "https://user-uploads.online-go.com/f57595b6c88b3a508a4df44e62742ec7-15.png", "player_count": 10, "ranked": true }, { "id": 111015, "name": "Sunday GO 15", "director": { "id": 1393499, "username": "Imtiyaz", "country": "th", "icon": "https://user-uploads.online-go.com/56a672954f96d68180eb8444196aec12-64.png", "ratings": { "version": 5, "overall": { "rating": 1033.3159040216926, "deviation": 64.37615916895315, "volatility": 0.06003245003586803 } }, "ranking": 15.675558851695177, "professional": false, "ui_class": "" }, "description": "fun fun", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 191, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 300, "period_time": 180, "periods": 1 }, "is_open": true, "exclude_provisional": false, "group": { "id": 13675, "name": "Sunday GO and MORE", "summary": "You can't miss this group, join now!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 109, "icon": "https://user-uploads.online-go.com/e9f20c25fe1d95f705ad61dc0bd03a5d-64.png" }, "auto_start_on_max": false, "time_start": "2023-12-31T09:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-12-31T09:00:05.249287Z", "ended": "2023-12-31T09:17:51.545800Z", "start_waiting": "2023-12-31T09:00:05.200421Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/e9f20c25fe1d95f705ad61dc0bd03a5d-15.png", "player_count": 3, "ranked": true }, { "id": 125974, "name": "N 3 ტურნირი", "director": { "id": 1459143, "username": "Gochadvalii", "country": "ge", "icon": "https://secure.gravatar.com/avatar/91b1714ddc9099ef33e2e3b50fad9a7a?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 950.5981881616225, "deviation": 60.84335505226494, "volatility": 0.05997107153899776 } }, "ranking": 13.74399747795394, "professional": false, "ui_class": "" }, "description": "8.30 წუთზე დაიწყება N3 ტურნირი. მსურველებს შეგიძლიათ დარეგისტრირდეთ.", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": -1, "rules": "japanese", "time_per_move": 35, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 420, "period_time": 20, "periods": 4 }, "is_open": true, "exclude_provisional": true, "group": { "id": 15109, "name": "გო ქუთაისში", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": true, "member_count": 34, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2025-03-02T16:30:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 15, "analysis_enabled": true, "exclusivity": "open", "started": "2025-03-02T16:30:14.615268Z", "ended": "2025-03-02T17:47:38.869849Z", "start_waiting": "2025-03-02T16:30:14.527019Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 10, "ranked": true }, { "id": 23888, "name": "fun 9x9", "director": { "id": 337794, "username": "ACEVENTURER", "country": "us", "icon": "https://user-uploads.online-go.com/a308c6ef1402006b0ecdcc4c73c638bb-64.png", "ratings": { "version": 5, "overall": { "rating": 764.8698134854889, "deviation": 79.31718252247002, "volatility": 0.05999004993894454 } }, "ranking": 8.711515807704615, "professional": false, "ui_class": "" }, "description": "anything goes", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 1243, "name": "Beginnersoftheart", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 5, "icon": "https://user-uploads.online-go.com/5bd53231fa9a51c65c908b91cdd6bb1d-64.png" }, "auto_start_on_max": true, "time_start": "2017-01-16T19:56:00Z", "players_start": 2, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2017-01-16T19:59:27.435035Z", "ended": "2017-01-20T05:49:18.496215Z", "start_waiting": "2017-01-16T19:59:27.231562Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/5bd53231fa9a51c65c908b91cdd6bb1d-15.png", "player_count": 2, "ranked": true }, { "id": 133382, "name": "Correspondence 19x19 RoundRobin 2025-10-15 19:00", "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 Site-wide Tournament", "schedule": { "id": 6, "name": "Correspondence 19x19 RoundRobin", "rrule": "DTSTART:20260415T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:58:31.027016Z", "last_run": "2026-04-15T19:00:55.986580Z", "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": "2026-04-18T19:00:00Z", "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": "2025-10-15T19:00:45.428587Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2025-10-15T19:00:46.111997Z", "ended": "2026-02-15T18:50:50.695342Z", "start_waiting": "2025-10-15T19:00:45.591593Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 8, "ranked": true } ] }
