Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-board_size&page=1848
{ "count": 59135, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-board_size&page=1849", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-board_size&page=1847", "results": [ { "id": 59507, "name": "Elimination Tournament Test", "director": { "id": 444278, "username": "Haze with a Z", "country": "_LGBT", "icon": "https://user-uploads.online-go.com/02656380a3a787e02316603bdfc6be88-64.png", "ratings": { "version": 5, "overall": { "rating": 1029.8388188079111, "deviation": 67.94999787085683, "volatility": 0.060040733701657904 } }, "ranking": 15.597528253196192, "professional": false, "ui_class": "" }, "description": "Test using 4 guinea pig accounts I made. Trying to see what it does to change players points in elimination tournaments. No worries about the accounts, you will probably never see them again unless I test something else out. Please do not ban me for doing this, I am taking care to make sure I am not breaking any rules by doing this(keeping it unranked, not using an account that I use to actually play). Also there are no rules against having multiple accounts. This would not be sandbagging, score cheating, escaping, or playing yourself in ranked games, therefore it is not illegal to do this at all.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "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": 5391, "name": "Sup People", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 19, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2020-04-30T16:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2020-04-23T16:08:53.301522Z", "ended": "2020-04-23T16:29:10.692804Z", "start_waiting": "2020-04-23T16:08:53.146109Z", "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": 59512, "name": "Single Elimination Tournament Test #2", "director": { "id": 444278, "username": "Haze with a Z", "country": "_LGBT", "icon": "https://user-uploads.online-go.com/02656380a3a787e02316603bdfc6be88-64.png", "ratings": { "version": 5, "overall": { "rating": 1029.8388188079111, "deviation": 67.94999787085683, "volatility": 0.060040733701657904 } }, "ranking": 15.597528253196192, "professional": false, "ui_class": "" }, "description": "Test #2. Last time the standings were #3 with 1 point, #4 with 5 points, #2 with unknown points(I am assuming 1). 3 was the winner of the finals, 4 had the most points. I am seeing if the winner of the finals still wins even if they have negative points.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "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": 5391, "name": "Sup People", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 19, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2020-04-23T18:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2020-04-23T17:20:35.790224Z", "ended": "2020-04-23T17:27:11.456061Z", "start_waiting": "2020-04-23T17:20:35.672734Z", "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": 59521, "name": "Blitz 19x19 Elimination Tournament 2020-04-23 21:30", "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 Sitewide Tournament", "schedule": { "id": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260327T010000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-03-27T01:00:08.994621Z", "lead_time_seconds": 1800, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-03-27T05:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 11, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2020-04-23T21:30:30.762539Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2020-04-23T21:30:32.876061Z", "ended": "2020-04-23T21:55:05.427622Z", "start_waiting": "2020-04-23T21:30:31.936354Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 7, "ranked": true }, { "id": 59515, "name": "Tournoi de cas joue", "director": { "id": 522547, "username": "Gnxmeh", "country": "be", "icon": "https://user-uploads.online-go.com/7754104064afb8a23cfa10723854602a-64.png", "ratings": { "version": 5, "overall": { "rating": 1695.4642473023218, "deviation": 88.52086289764416, "volatility": 0.059991548284129406 } }, "ranking": 27.139060116296665, "professional": false, "ui_class": "" }, "description": "tournoi phenix", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 26, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 10, "initial_time": 1500, "max_time": 1500 }, "is_open": true, "exclude_provisional": false, "group": { "id": 5081, "name": "Bruxelles - Phenix", "summary": "Group for the Phenix Go club (Bruxelles, Belgium)", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 39, "icon": "https://user-uploads.online-go.com/0db65ca3be0000611e53de2fd4b73c37-64.png" }, "auto_start_on_max": false, "time_start": "2020-04-23T18:10:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-04-23T18:10:24.529800Z", "ended": "2020-04-23T21:53:26.983460Z", "start_waiting": "2020-04-23T18:10:23.913180Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/0db65ca3be0000611e53de2fd4b73c37-15.png", "player_count": 4, "ranked": true }, { "id": 59660, "name": "コスミ支援杯Aリーグ", "director": { "id": 552992, "username": "rui123", "country": "un", "icon": "https://user-uploads.online-go.com/5d3c52f52a951dcabfa6b23424912faf-64.png", "ratings": { "version": 5, "overall": { "rating": 1694.125789232745, "deviation": 62.77875217508912, "volatility": 0.0599848803445997 } }, "ranking": 27.12077748884781, "professional": false, "ui_class": "" }, "description": "hiyodaidorone、peipeipei、micky0427、mizusaki、redtaisya、kucat、dashimaki、yukiyanagi", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 46080, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 43200, "initial_time": 259200, "max_time": 259200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 5264, "name": "コスミ支援杯", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 40, "icon": "https://user-uploads.online-go.com/2fa8befc1cebe66cdb520523a74a86d6-64.png" }, "auto_start_on_max": true, "time_start": "2020-04-28T09:00:00Z", "players_start": 8, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2020-04-27T10:55:19.461133Z", "ended": "2020-05-12T10:09:48.998112Z", "start_waiting": "2020-04-27T10:55:17.506017Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/2fa8befc1cebe66cdb520523a74a86d6-15.png", "player_count": 8, "ranked": true }, { "id": 59659, "name": "コスミ支援杯Bリーグ", "director": { "id": 552992, "username": "rui123", "country": "un", "icon": "https://user-uploads.online-go.com/5d3c52f52a951dcabfa6b23424912faf-64.png", "ratings": { "version": 5, "overall": { "rating": 1694.125789232745, "deviation": 62.77875217508912, "volatility": 0.0599848803445997 } }, "ranking": 27.12077748884781, "professional": false, "ui_class": "" }, "description": "ken12345、おもち、KG1848、mirup10000、kai_pohe_、morikazu、himari", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 46080, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 43200, "initial_time": 259200, "max_time": 259200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 5264, "name": "コスミ支援杯", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 40, "icon": "https://user-uploads.online-go.com/2fa8befc1cebe66cdb520523a74a86d6-64.png" }, "auto_start_on_max": true, "time_start": "2020-04-28T09:00:00Z", "players_start": 7, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2020-04-26T17:15:28.791011Z", "ended": "2020-06-14T02:28:40.951224Z", "start_waiting": "2020-04-26T17:15:27.291835Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/2fa8befc1cebe66cdb520523a74a86d6-15.png", "player_count": 7, "ranked": true }, { "id": 59528, "name": "McMahon tournament with 6 rounds", "director": { "id": 747928, "username": "李建澔2", "country": "_Olimpic_Movement", "icon": "https://user-uploads.online-go.com/7dfcf7f08dc31d02b156957bca67bbdd-64.png", "ratings": { "version": 5, "overall": { "rating": 1174.3551066903533, "deviation": 64.4887180154099, "volatility": 0.06015229462096002 } }, "ranking": 18.63751328794923, "professional": false, "ui_class": "" }, "description": "A fun tournament", "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": 4456, "name": "Our Go House", "summary": "Hello this is Our Go House 🔰🔰\n😃🙃😊👋 YEET", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 159, "icon": "https://user-uploads.online-go.com/bf53577eefa2af10bcf48655c23a2b4a-64.png" }, "auto_start_on_max": true, "time_start": "2020-04-24T04:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-04-24T11:11:07.646458Z", "ended": "2020-07-02T06:45:21.152348Z", "start_waiting": "2020-04-24T11:11:07.249046Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/bf53577eefa2af10bcf48655c23a2b4a-15.png", "player_count": 4, "ranked": true }, { "id": 61389, "name": "titatitita any way", "director": { "id": 736026, "username": "李張樂", "country": "hk", "icon": "https://secure.gravatar.com/avatar/d45769aab0523878768b0b2d1164cd85?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1373.2951358573407, "deviation": 64.83524429933749, "volatility": 0.060011864092403285 } }, "ranking": 22.260347282571285, "professional": false, "ui_class": "" }, "description": "htiowrhopsfohfiosdpfoidshiohsgdhgopd", "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": 24, "name": "Double Digit Kyu Room", "summary": "For those of us working our way through to SDK. Whether its for your first time up the ladder and the 20th, lets find some opponents and camaraderie. ", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 3647, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2020-06-02T08:00:00Z", "players_start": 1, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-06-02T14:30:32.859508Z", "ended": "2020-06-02T14:30:32.808427Z", "start_waiting": "2020-06-02T14:30:32.717680Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 1, "ranked": true }, { "id": 59524, "name": "Tie Tournament Test", "director": { "id": 444278, "username": "Haze with a Z", "country": "_LGBT", "icon": "https://user-uploads.online-go.com/02656380a3a787e02316603bdfc6be88-64.png", "ratings": { "version": 5, "overall": { "rating": 1029.8388188079111, "deviation": 67.94999787085683, "volatility": 0.060040733701657904 } }, "ranking": 15.597528253196192, "professional": false, "ui_class": "" }, "description": "This is a test to see if you can tie in a tournament. 3 people round robin, each with 1 win, 1 loss. All the same exact rank. Who shall win the tournament? It shall be like rock paper scissors. Guinea Pig2, you shall be rock, Guinea Pig3, you shall be paper, Guinea Pig4, you shall be scissors. Let us try this test of fate and luck :D\n\nSorry Guinea Pig1, but I can only use 3 for this test. 4 members would make it uneven.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 92160, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 518400, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 5391, "name": "Sup People", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 19, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2021-09-09T22:00:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2020-04-23T21:58:18.198778Z", "ended": "2020-04-23T22:00:12.556024Z", "start_waiting": "2020-04-23T21:58:18.020929Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 3, "ranked": true }, { "id": 61451, "name": "Blitz 19x19 Elimination Tournament 2020-06-03 17:30", "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 Sitewide Tournament", "schedule": { "id": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260327T010000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-03-27T01:00:08.994621Z", "lead_time_seconds": 1800, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-03-27T05:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 11, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2020-06-03T17:30:37.404658Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2020-06-03T17:30:38.888723Z", "ended": "2020-06-03T18:07:12.043015Z", "start_waiting": "2020-06-03T17:30:38.451619Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 5, "ranked": true } ] }
