HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58198,
"next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=209",
"previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=207",
"results": [
{
"id": 126837,
"name": "🐲Speedy Tournament 2025 V🚀",
"director": {
"id": 629701,
"username": "Sipjin",
"country": "eu",
"icon": "https://user-uploads.online-go.com/5d60113dc259ac2f8bd5d6e440632725-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1716.0247753930864,
"deviation": 63.943520835404165,
"volatility": 0.059832155319035296
}
},
"ranking": 27.41810658850083,
"professional": false,
"ui_class": ""
},
"description": "============================\n\nFor players who like to play fast games.\n\nNo conditional moves or analysis during the game.\n\nFeel free to give tips to your partner after the game.\n\nPlease no bots. The use of AI is not allowed.\n\n============================",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 30168,
"time_control_parameters": {
"system": "canadian",
"time_control": "canadian",
"speed": "correspondence",
"pause_on_weekends": true,
"main_time": 172800,
"period_time": 172800,
"stones_per_period": 6
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 13788,
"name": "Just use your brain 🦧",
"summary": "A group for players who like to play Go with just their skills (no in-game analysis) and want to train and improve.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 100,
"icon": "https://user-uploads.online-go.com/516bbd96baeb702c9fff4dc493ece718-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-05-10T19:00:00Z",
"players_start": 60,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 15,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2025-05-10T19:00:55.588761Z",
"ended": null,
"start_waiting": "2025-05-10T19:00:54.820783Z",
"board_size": 19,
"active_round": 5,
"icon": "https://user-uploads.online-go.com/516bbd96baeb702c9fff4dc493ece718-15.png",
"player_count": 67
},
{
"id": 159,
"name": "the mini-tournament's begin. sireas 1.",
"director": {
"id": 4160,
"username": "sedit",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/b9f9860e175957d7aa85720f77af27ad?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1157.5706722698505,
"deviation": 173.9904139684512,
"volatility": 0.060004963504314536
}
},
"ranking": 18.304255368236056,
"professional": false,
"ui_class": "provisional"
},
"description": "",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "chinese",
"time_per_move": 172800,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 432000,
"max_time": 1209600,
"time_increment": 172800
},
"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": 381,
"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": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2006-11-27T03:28:00Z",
"ended": "2007-04-14T23:49:00Z",
"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
},
{
"id": 96813,
"name": "Live 19x19 Swiss Tournament 2022-11-15 16:30",
"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": 4,
"name": "Live 19x19 Swiss Tournament",
"rrule": "DTSTART:20251028T040000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:30:39.250689Z",
"last_run": "2025-10-28T04:00:43.064507Z",
"lead_time_seconds": 1800,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"size": 19,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 30,
"main_time": 600,
"periods": 3
},
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclude_provisional": true,
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"settings": {
"num_rounds": "3",
"upper_bar": "20",
"lower_bar": "10",
"group_size": "3",
"maximum_players": 40
},
"next_run": "2025-10-28T08:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 36,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 30,
"main_time": 600,
"periods": 3
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2022-11-15T16:30:15.913207Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2022-11-15T16:33:17.456284Z",
"ended": "2022-11-15T17:17:21.674095Z",
"start_waiting": "2022-11-15T16:33:17.302592Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 6
},
{
"id": 132917,
"name": "Blitz 13x13 Swiss Tournament 2025-09-30 07:30",
"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 Site-wide Tournament",
"schedule": {
"id": 3,
"name": "Blitz 13x13 Swiss Tournament",
"rrule": "DTSTART:20251028T030000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:27:45.234995Z",
"last_run": "2025-10-28T03:00:43.069064Z",
"lead_time_seconds": 1800,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"size": 13,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 10,
"main_time": 300,
"periods": 5
},
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclude_provisional": true,
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"settings": {
"num_rounds": "3",
"upper_bar": "20",
"lower_bar": "10",
"group_size": "3",
"maximum_players": 40
},
"next_run": "2025-10-28T07:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 15,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 10,
"main_time": 300,
"periods": 5
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2025-09-30T07:30:48.822930Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2025-09-30T07:31:00.985879Z",
"ended": "2025-09-30T08:24:36.795663Z",
"start_waiting": "2025-09-30T07:31:00.903795Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
"player_count": 7
},
{
"id": 2418,
"name": "Meijin Handicap Title Tournament 2010",
"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": "Meijin Handicap Title Tournament 2010",
"schedule": null,
"title": {
"id": 3,
"name": "Meijin Handicap Title Tournament",
"holder": {
"id": 34056,
"username": "csaba",
"country": "hu",
"icon": "https://secure.gravatar.com/avatar/acc21dc869238249e9b4986f52380d95?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1455.1382121824379,
"deviation": 62.69371096116271,
"volatility": 0.05971888687257087
}
},
"ranking": 23.60045047049921,
"professional": false,
"ui_class": "supporter"
},
"rules": "japanese",
"tournament_type": "s_elimination"
},
"tournament_type": "s_elimination",
"handicap": -1,
"rules": "japanese",
"time_per_move": 86400,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 604800,
"max_time": 604800,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": false,
"group": null,
"auto_start_on_max": false,
"time_start": null,
"players_start": null,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2009-12-31T23:00:17Z",
"ended": "2009-12-31T23:00:17Z",
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/meijin_19.png",
"player_count": 0
},
{
"id": 2381,
"name": "Tianyuan Main Title Tournament 2007",
"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": "Tianyuan Main Title Tournament 2007",
"schedule": null,
"title": {
"id": 13,
"name": "Tianyuan Main Title Tournament",
"holder": {
"id": 43936,
"username": "Sadaharu",
"country": "sg",
"icon": "https://user-uploads.online-go.com/7c560149f1de7fce503f52c3c38cdb3e-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 2357.1648606707827,
"deviation": 82.14785579389786,
"volatility": 0.06029548283260489
}
},
"ranking": 34.767053897102706,
"professional": false,
"ui_class": "supporter"
},
"rules": "chinese",
"tournament_type": "s_mcmahon"
},
"tournament_type": "s_mcmahon",
"handicap": 0,
"rules": "chinese",
"time_per_move": 86400,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 604800,
"max_time": 604800,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": false,
"group": null,
"auto_start_on_max": false,
"time_start": null,
"players_start": null,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2007-10-01T06:33:00Z",
"ended": "2007-10-01T06:33:00Z",
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/tianyuan_19.png",
"player_count": 0
},
{
"id": 77156,
"name": "14 Lines: Even Board Sizes Series",
"director": {
"id": 109488,
"username": "DVbS78rkR7NVe",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/e379f98cdecd568bf2a9c1deb14ea283?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 2026.1476299885521,
"deviation": 66.05609734432652,
"volatility": 0.059874270189468615
}
},
"ranking": 31.26391960044579,
"professional": false,
"ui_class": ""
},
"description": "Join the group for more cat tournaments ^__^",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 89280,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 86400,
"initial_time": 259200,
"max_time": 259200
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 6124,
"name": "Leopard's Resting Tree",
"summary": "A little corner for cat tournaments",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 310,
"icon": "https://user-uploads.online-go.com/7198cc33b9da0045cda9721b7fc8e4f2-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-07-17T13:00:00Z",
"players_start": 2,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-07-17T13:00:33.046918Z",
"ended": "2022-05-05T12:59:11.540030Z",
"start_waiting": "2021-07-17T13:00:32.436413Z",
"board_size": 14,
"active_round": null,
"icon": "https://user-uploads.online-go.com/7198cc33b9da0045cda9721b7fc8e4f2-15.png",
"player_count": 23
},
{
"id": 76983,
"name": "The 35th Murase Go Group Tournament",
"director": {
"id": 449215,
"username": "SM-SYaKo",
"country": "jp",
"icon": "https://user-uploads.online-go.com/e577b58bab7d7fc9871766c9d1f7195a-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1182.178471692773,
"deviation": 63.45983688838135,
"volatility": 0.060058455061893425
}
},
"ranking": 18.79122343818162,
"professional": false,
"ui_class": ""
},
"description": "毎月27日に開催される定例トーナメントです。これは第三十五回村瀬碁グループ定例トーナメントです。2021年8月27日に開始されます。\n\nA tournament that happens every month on the 27th. This is the 35th tournament that starts on August 27th, 2021.",
"schedule": null,
"title": null,
"tournament_type": "s_mcmahon",
"handicap": -1,
"rules": "japanese",
"time_per_move": 21840,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 18000,
"initial_time": 345600,
"max_time": 345600
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 2389,
"name": "Murase Go Group",
"summary": "The group of Japanese and any go player from different countries.\nこのグループは日本人や世界中の国々の人々が集うグループです。",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 93,
"icon": "https://user-uploads.online-go.com/9e03e37d7a9f7508c9a114190260a7b9-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-08-26T23:00:00Z",
"players_start": 2,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-08-26T23:00:41.078616Z",
"ended": "2022-05-25T11:41:32.865039Z",
"start_waiting": "2021-08-26T23:00:37.327742Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/9e03e37d7a9f7508c9a114190260a7b9-15.png",
"player_count": 42
},
{
"id": 43320,
"name": "Blitz 13x13 Swiss Tournament 2018-12-02 19:30",
"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": 3,
"name": "Blitz 13x13 Swiss Tournament",
"rrule": "DTSTART:20251028T030000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:27:45.234995Z",
"last_run": "2025-10-28T03:00:43.069064Z",
"lead_time_seconds": 1800,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"size": 13,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 10,
"main_time": 300,
"periods": 5
},
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclude_provisional": true,
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"settings": {
"num_rounds": "3",
"upper_bar": "20",
"lower_bar": "10",
"group_size": "3",
"maximum_players": 40
},
"next_run": "2025-10-28T07:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 13,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 10,
"main_time": 300,
"periods": 5
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2018-12-02T19:30:34.289031Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2018-12-02T19:32:37.430556Z",
"ended": "2018-12-02T20:15:22.357835Z",
"start_waiting": "2018-12-02T19:32:36.548827Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
"player_count": 6
},
{
"id": 2410,
"name": "Mingren Nines Title Tournament 2009",
"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": "Mingren Nines Title Tournament 2009",
"schedule": null,
"title": {
"id": 11,
"name": "Mingren Nines Title Tournament",
"holder": {
"id": 40094,
"username": "pollemand",
"country": "dk",
"icon": "https://user-uploads.online-go.com/769b91b9135c109466f9ea5844e00c3d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 2171.89178460396,
"deviation": 69.05182806949152,
"volatility": 0.060035483123523053
}
},
"ranking": 32.87197200792104,
"professional": false,
"ui_class": ""
},
"rules": "chinese",
"tournament_type": "s_elimination"
},
"tournament_type": "s_elimination",
"handicap": 0,
"rules": "chinese",
"time_per_move": 86400,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 604800,
"max_time": 604800,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": false,
"group": null,
"auto_start_on_max": false,
"time_start": null,
"players_start": null,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2009-07-01T21:00:17Z",
"ended": "2009-07-01T21:00:17Z",
"start_waiting": null,
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/mingren_9.png",
"player_count": 0
}
]
}
