HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58728,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-first_pairing_method&page=5098",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-first_pairing_method&page=5096",
"results": [
{
"id": 132123,
"name": "CHEERFUL GO #107 Single Elimination",
"director": {
"id": 1220803,
"username": "nobhaete",
"country": "cn",
"icon": "https://user-uploads.online-go.com/1565c13b341c9b8bea6066bd85481ee6-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1879.8892316641147,
"deviation": 72.72295824356632,
"volatility": 0.05983536400590115
}
},
"ranking": 29.52944254071144,
"professional": false,
"ui_class": ""
},
"description": "Hi everyone, welcome and have fun!\n\nPAUSE/ VACATION = DISQUALIFICATION! If your opponent pauses or has a vacation, or you have any question, please contact nobhaete.\n\nSingle elimination tournament every Thursday.",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "chinese",
"time_per_move": 43884,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 43200,
"initial_time": 86400,
"max_time": 172800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 12619,
"name": "Happy Go!!!",
"summary": "Feel free to join and create tournaments！\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday \nSingle Elimination tournaments every Thursday & Monday\n\nSimul McMahon tournaments first day of every month\n\nsdk and ddk on 1st of every tw",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 68,
"icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-09-25T04:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 34,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-09-25T04:00:22.798340Z",
"ended": "2025-11-27T19:30:08.087046Z",
"start_waiting": "2025-09-25T04:00:22.643699Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png",
"player_count": 12,
"ranked": true
},
{
"id": 64539,
"name": "Online Session",
"director": {
"id": 740650,
"username": "NTU_A2_Yinjie",
"country": "cn",
"icon": "https://secure.gravatar.com/avatar/32673ba532ce8cb16892bcf703e9a202?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1586.8680548340928,
"deviation": 98.41982628042037,
"volatility": 0.05999967441874643
}
},
"ranking": 25.606662101205064,
"professional": false,
"ui_class": ""
},
"description": "Online session1",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "chinese",
"time_per_move": 36,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 600,
"period_time": 30,
"periods": 5
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 4597,
"name": "NTU Weiqi",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 37,
"icon": "https://user-uploads.online-go.com/35cd4a5df990f4963212563cefcde97b-64.png"
},
"auto_start_on_max": true,
"time_start": "2020-08-21T11:15:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-08-21T11:42:56.900256Z",
"ended": "2020-08-21T13:26:39.606807Z",
"start_waiting": "2020-08-21T11:42:56.585329Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/35cd4a5df990f4963212563cefcde97b-15.png",
"player_count": 7,
"ranked": true
},
{
"id": 83385,
"name": "Correspondence Weekly McMahon 19x19 2021-12-11 17:00",
"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": 9,
"name": "Correspondence Weekly McMahon 19x19",
"rrule": "DTSTART:20251215T170000Z\nRRULE:FREQ=WEEKLY",
"active": true,
"created": "2015-12-16T02:22:56.480465Z",
"last_run": "2025-12-15T17:01:05.269875Z",
"lead_time_seconds": 432000,
"tournament_type": "s_mcmahon",
"handicap": 0,
"rules": "japanese",
"size": 19,
"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": 10,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"settings": {
"num_rounds": 3,
"upper_bar": "25",
"lower_bar": "15",
"group_size": 4,
"maximum_players": 1000
},
"next_run": "2025-12-22T17:00:00Z",
"base_points": "30.0"
},
"title": null,
"tournament_type": "s_mcmahon",
"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": "2021-12-11T17:00:48.845678Z",
"players_start": 10,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-12-11T17:00:55.135393Z",
"ended": "2023-03-29T04:49:24.932620Z",
"start_waiting": "2021-12-11T17:00:50.979696Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 46,
"ranked": true
},
{
"id": 114385,
"name": "19x19 New Zealand Open League #4",
"director": {
"id": 178104,
"username": "dexonsmith",
"country": "ca",
"icon": "https://user-uploads.online-go.com/448e520df4ffd817b1802a450a4c9058-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1390.7732166446785,
"deviation": 67.55416504748428,
"volatility": 0.06064009346038413
}
},
"ranking": 22.55312076827671,
"professional": false,
"ui_class": "supporter"
},
"description": "All players welcome. 10 players. Starts only when full.\n\nNew Zealand rules. 19x19 board. Even games. Round robin.\n\nFor more tournaments and ladders with New Zealand rules: <https://online-go.com/group/14024>",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "nz",
"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": 14024,
"name": "New Zealand Ladders",
"summary": "Group for ladders and tournaments that use New Zealand rules.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 82,
"icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-64.png"
},
"auto_start_on_max": true,
"time_start": "2024-04-11T01:00:00Z",
"players_start": 10,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-04-09T18:57:58.608945Z",
"ended": "2024-08-18T05:20:51.086666Z",
"start_waiting": "2024-04-09T18:57:57.820199Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-15.png",
"player_count": 10,
"ranked": true
},
{
"id": 36059,
"name": "Calgonit, Dann klappts auch mit dem Nachbarn",
"director": {
"id": 522816,
"username": "RufusGoldstreiff",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/4ff1a2b835bdb6c41c4679349208dc90?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1153.4641900213853,
"deviation": 64.81230610804766,
"volatility": 0.06007891407607496
}
},
"ranking": 18.221984723465166,
"professional": false,
"ui_class": ""
},
"description": "Turnier Turnier Turnier",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 30,
"time_control_parameters": {
"system": "fischer",
"pause_on_weekends": false,
"time_control": "fischer",
"initial_time": 30,
"max_time": 60,
"time_increment": 30,
"speed": "live"
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 2321,
"name": "Schulis Beginner Tournaments",
"summary": "A group of brothers playing each other, but hosting public tournaments as well. Beginner level!",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 15,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2018-04-04T21:50:00Z",
"players_start": 3,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2018-04-04T21:50:33.693874Z",
"ended": "2018-04-04T22:22:04.775376Z",
"start_waiting": "2018-04-04T21:50:33.546881Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 3,
"ranked": true
},
{
"id": 77587,
"name": "SCPS4C5",
"director": {
"id": 1023102,
"username": "scps00",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/6d44cde2d6b20aba8e2a8b5951f5cdfd?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1304.2918227457508,
"deviation": 240.12621952785298,
"volatility": 0.05999840599104936
}
},
"ranking": 21.066899228852943,
"professional": false,
"ui_class": "provisional"
},
"description": "123456789",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 13,
"time_control_parameters": {
"system": "absolute",
"time_control": "absolute",
"speed": "live",
"pause_on_weekends": false,
"total_time": 1200
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 9647,
"name": "SCPS4C",
"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": false,
"time_start": "2021-07-16T03:10:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2021-07-16T03:00:55.065127Z",
"ended": "2021-07-16T04:01:28.894356Z",
"start_waiting": "2021-07-16T03:00:54.920321Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 10,
"ranked": true
},
{
"id": 112458,
"name": "Live 19x19 Swiss Tournament 2024-02-06 20:30",
"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": 4,
"name": "Live 19x19 Swiss Tournament",
"rrule": "DTSTART:20251218T200000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:30:39.250689Z",
"last_run": "2025-12-18T20:01:05.646516Z",
"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": "2025-12-19T00:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 35,
"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": "2024-02-06T20:30:38.584107Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2024-02-06T20:31:38.763448Z",
"ended": "2024-02-06T22:15:16.048558Z",
"start_waiting": "2024-02-06T20:31:38.589725Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 9,
"ranked": true
},
{
"id": 62350,
"name": "GO Tornament",
"director": {
"id": 736685,
"username": "李朗銳",
"country": "hk",
"icon": "https://user-uploads.online-go.com/b7c6482c7e297b7c47906a1a0bfc23c7-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1005.3610697829467,
"deviation": 66.82162579107839,
"volatility": 0.06001116661169058
}
},
"ranking": 15.040642201285266,
"professional": false,
"ui_class": ""
},
"description": "Tornament for people who like OGS! Please join!",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 60,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 60,
"period_time": 60,
"periods": 5
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 5925,
"name": "Group for GO",
"summary": "Don't have a group? No problem, just join this group!",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 71,
"icon": "https://user-uploads.online-go.com/ae175eb5d15786b87350b71f278bbb9e-64.png"
},
"auto_start_on_max": true,
"time_start": "2020-06-26T08:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 10,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-06-26T03:04:02.566341Z",
"ended": "2020-06-26T03:08:07.625254Z",
"start_waiting": "2020-06-26T03:04:02.417301Z",
"board_size": 13,
"active_round": null,
"icon": "https://user-uploads.online-go.com/ae175eb5d15786b87350b71f278bbb9e-15.png",
"player_count": 2,
"ranked": true
},
{
"id": 43347,
"name": "Correspondence Weekly McMahon 19x19 2018-12-08 17:00",
"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": 9,
"name": "Correspondence Weekly McMahon 19x19",
"rrule": "DTSTART:20251215T170000Z\nRRULE:FREQ=WEEKLY",
"active": true,
"created": "2015-12-16T02:22:56.480465Z",
"last_run": "2025-12-15T17:01:05.269875Z",
"lead_time_seconds": 432000,
"tournament_type": "s_mcmahon",
"handicap": 0,
"rules": "japanese",
"size": 19,
"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": 10,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"settings": {
"num_rounds": 3,
"upper_bar": "25",
"lower_bar": "15",
"group_size": 4,
"maximum_players": 1000
},
"next_run": "2025-12-22T17:00:00Z",
"base_points": "30.0"
},
"title": null,
"tournament_type": "s_mcmahon",
"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": "2018-12-08T17:00:06.677415Z",
"players_start": 60,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2018-12-08T17:01:01.130749Z",
"ended": "2020-04-08T05:34:34.651765Z",
"start_waiting": "2018-12-08T17:00:40.032750Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 62,
"ranked": true
},
{
"id": 105609,
"name": "Blitz 13x13 Swiss Tournament 2023-07-21 15:30",
"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:20251218T230000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:27:45.234995Z",
"last_run": "2025-12-18T23:01:02.776060Z",
"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": "2025-12-19T03:00:00Z",
"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": "2023-07-21T15:30:49.314607Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2023-07-21T15:31:49.542011Z",
"ended": "2023-07-21T16:11:16.086867Z",
"start_waiting": "2023-07-21T15:31:49.343347Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
"player_count": 10,
"ranked": true
}
]
}
