HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58338,
"next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=588",
"previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=586",
"results": [
{
"id": 108541,
"name": "Correspondence Weekly McMahon 19x19 2023-10-21 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:20251110T170000Z\nRRULE:FREQ=WEEKLY",
"active": true,
"created": "2015-12-16T02:22:56.480465Z",
"last_run": "2025-11-10T17:00:12.635888Z",
"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": "2025-11-17T17:00:00Z",
"base_points": "30.0"
},
"title": null,
"tournament_type": "s_mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 88451,
"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": "2023-10-21T17:00:38.105173Z",
"players_start": 10,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-10-21T17:01:06.644516Z",
"ended": "2025-05-09T10:29:33.455509Z",
"start_waiting": "2023-10-21T17:01:05.858693Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 15
},
{
"id": 125632,
"name": "Chill and basic Go tournament III",
"director": {
"id": 665775,
"username": "Behanix",
"country": "no",
"icon": "https://secure.gravatar.com/avatar/9f264bcdd3cdee8a4d5c71013aaf4d57?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 930.0331612858862,
"deviation": 64.22289072919479,
"volatility": 0.05997256294371637
}
},
"ranking": 13.23767884201483,
"professional": false,
"ui_class": "supporter"
},
"description": "A basic Go tournament for beginners and DDKs.\n\nHave fun and try to learn as much as possible.\n\nYou should check in once a day since the max time is 3 days, and time increment is 1 day.\nPause on weekends.\n\nHandicap is enabled so everyone has a chance to win 🔥\n\nGood luck 🤞",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": -1,
"rules": "japanese",
"time_per_move": 87426,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 86400,
"initial_time": 129600,
"max_time": 259200
},
"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": 17553,
"icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
},
"auto_start_on_max": true,
"time_start": "2025-05-10T17:00:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2025-05-10T17:00:56.906356Z",
"ended": null,
"start_waiting": "2025-05-10T17:00:56.203522Z",
"board_size": 19,
"active_round": 2,
"icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
"player_count": 44
},
{
"id": 128328,
"name": "Live 19x19 Swiss Tournament 2025-05-10 12:30",
"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:20251114T080000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:30:39.250689Z",
"last_run": "2025-11-14T08:00:05.906029Z",
"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": "2025-11-14T12:00:00Z",
"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": "2025-05-10T12:30:54.788012Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2025-05-10T12:31:54.882423Z",
"ended": "2025-05-10T13:54:14.799762Z",
"start_waiting": "2025-05-10T12:31:54.791245Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 9
},
{
"id": 128333,
"name": "Live 19x19 Swiss Tournament 2025-05-10 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 Site-wide Tournament",
"schedule": {
"id": 4,
"name": "Live 19x19 Swiss Tournament",
"rrule": "DTSTART:20251114T080000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:30:39.250689Z",
"last_run": "2025-11-14T08:00:05.906029Z",
"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": "2025-11-14T12:00:00Z",
"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": "2025-05-10T16:30:54.810550Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2025-05-10T16:31:54.898833Z",
"ended": "2025-05-10T18:19:45.582050Z",
"start_waiting": "2025-05-10T16:31:54.810546Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 10
},
{
"id": 127508,
"name": "2° ETAPA: ESTUDANTES MASCULINO 2025",
"director": {
"id": 1586912,
"username": "smecoceudiesp",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/b1f6a7312ebcfdcb8be63243d4d511cb?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 710.3615547953566,
"deviation": 250,
"volatility": 0.06
}
},
"ranking": 7.000000000000001,
"professional": false,
"ui_class": "provisional"
},
"description": "Evento Oficial da Rede Municipal de Ensino",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 21,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "rapid",
"pause_on_weekends": false,
"time_increment": 10,
"initial_time": 300,
"max_time": 300
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 6411,
"name": "CIRCUITO ONLINE SME-SP",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 480,
"icon": "https://user-uploads.online-go.com/e433e136133ddde395dd9e6024a84c90-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-05-23T22:30:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2025-05-23T22:30:58.641338Z",
"ended": "2025-05-23T23:01:45.015311Z",
"start_waiting": "2025-05-23T22:30:58.548323Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/e433e136133ddde395dd9e6024a84c90-15.png",
"player_count": 9
},
{
"id": 124493,
"name": "Golden Lemon Cup - Kyu Tournament 2025",
"director": {
"id": 1212052,
"username": "Outworlder",
"country": "_NATO",
"icon": "https://user-uploads.online-go.com/84cf0c406a41d56c51df2f5052044a61-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1498.624779662803,
"deviation": 63.23195270187299,
"volatility": 0.05997789578432205
}
},
"ranking": 24.282148212990215,
"professional": false,
"ui_class": "supporter"
},
"description": "Welcome to the Golden Lemon Cup, a friendly and inclusive correspondence tournament for Kyu players hosted on OGS. This event is designed to bring together Go enthusiasts of all levels, from 25 Kyu to 1 Kyu, in a relaxed yet competitive setting.\n\nThe tournament aims to foster community and provide an enjoyable experience for everyone, whether you're playing to improve your skills, meet fellow Go players, or simply enjoy the timeless challenge of the game. With the McMahon format and no handicaps, players will face evenly-matched opponents in thoughtful, strategic games on the 19x19 board.\n\nWe hope this humble event offers a space to grow, learn, and share your love for Go. Thank you for joining us—may your stones find their perfect place!",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "chinese",
"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": 14970,
"name": "Golden Lemon Cup",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 6,
"icon": "https://user-uploads.online-go.com/35b380c4e57d9aed71a88bfbf4f68b13-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-01-26T13:00:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 29,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-01-26T13:00:25.529961Z",
"ended": null,
"start_waiting": "2025-01-26T13:00:22.411082Z",
"board_size": 19,
"active_round": 2,
"icon": "https://user-uploads.online-go.com/35b380c4e57d9aed71a88bfbf4f68b13-15.png",
"player_count": 94
},
{
"id": 90897,
"name": "S.E. 19x19",
"director": {
"id": 1133095,
"username": "My little pony",
"country": "hk",
"icon": "https://user-uploads.online-go.com/68bd25f1889b3bc6a39a8f05e4f17167-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 929.3213912846254,
"deviation": 76.86369994639227,
"volatility": 0.060014291407671186
}
},
"ranking": 13.2199549750834,
"professional": false,
"ui_class": ""
},
"description": "This is a 19x19 Go tournament.\n____________________________________________________________\n\nRules:\n1. No mirror go.\n2. No pauses.\n3. No cruse words like #!%&.\n4. Join my group ‘Tounnament Madness’.\n5. Have fun!\n\n____________________________________________________________\n\nNotes from clp202004 / Among us 9901 :\nAny rule breakers will be disqualified and reported.\n\nThere will be 1 lucky contestant that will get 5 extra points as soon as I remember.\n\nDon’t forget, have fun!",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "chinese",
"time_per_move": 2419200,
"time_control_parameters": {
"system": "simple",
"time_control": "simple",
"speed": "correspondence",
"pause_on_weekends": true,
"per_move": 2419200
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 343,
"name": "Global Go Club",
"summary": "Open Go club for people anywhere",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 594,
"icon": "https://user-uploads.online-go.com/4ad2efd8d4b51b4244ae8cf09cadbde5-64.png"
},
"auto_start_on_max": false,
"time_start": "2023-02-22T13:00:00Z",
"players_start": 7,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 11,
"max_ranking": 22,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-02-22T13:00:41.961260Z",
"ended": null,
"start_waiting": "2023-02-22T13:00:41.347009Z",
"board_size": 19,
"active_round": 3,
"icon": "https://user-uploads.online-go.com/4ad2efd8d4b51b4244ae8cf09cadbde5-15.png",
"player_count": 43
},
{
"id": 132935,
"name": "Отборочный-2025",
"director": {
"id": 443311,
"username": "rominokun",
"country": "ru",
"icon": "https://user-uploads.online-go.com/5ac2ac7311439a617e4e8dcd65dfe075-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 2099.4088049469997,
"deviation": 77.43405946674632,
"volatility": 0.06000748966084304
}
},
"ranking": 32.0861963207287,
"professional": false,
"ui_class": ""
},
"description": "Основной отборочный осенью",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "chinese",
"time_per_move": 56,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "live",
"pause_on_weekends": false,
"time_increment": 45,
"initial_time": 300,
"max_time": 300
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 4606,
"name": "Го-клуб МГУ ",
"summary": "Го Клуб Московского университета \n\nMoscow University Go Club\n\n莫斯科大学围棋俱乐部\n\nモスクワ大学囲碁クラブ\n\n모스크바 대학교 바둑 클럽",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 325,
"icon": "https://user-uploads.online-go.com/72df99d6f57876ee51c51a387738a129-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-10-05T10:06:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2025-10-05T10:05:06.036576Z",
"ended": "2025-10-05T12:49:52.257823Z",
"start_waiting": "2025-10-05T10:05:05.433794Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/72df99d6f57876ee51c51a387738a129-15.png",
"player_count": 37
},
{
"id": 130832,
"name": "Servus Oida Open Tournament #17",
"director": {
"id": 1285178,
"username": "VikingKoala",
"country": "eu",
"icon": "https://user-uploads.online-go.com/aa9209bd96e427a6ff7e102b893f9af0-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1095.6784563597644,
"deviation": 62.57056887335775,
"volatility": 0.0597222024442758
}
},
"ranking": 17.032167618079864,
"professional": false,
"ui_class": "supporter"
},
"description": "McMahon Kyu Player Tournament",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 91187,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "correspondence",
"pause_on_weekends": true,
"main_time": 604800,
"period_time": 86400,
"periods": 5
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 5720,
"name": "Outside Go7",
"summary": "Die Gruppe für alle, die sonst im Go7 spielen.",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 47,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2025-10-14T11:00:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 15,
"max_ranking": 29,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-09-11T23:28:26.692066Z",
"ended": null,
"start_waiting": "2025-09-11T23:28:26.479872Z",
"board_size": 19,
"active_round": 1,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 12
},
{
"id": 129226,
"name": "Live 19x19 Swiss Tournament 2025-06-07 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 Site-wide Tournament",
"schedule": {
"id": 4,
"name": "Live 19x19 Swiss Tournament",
"rrule": "DTSTART:20251114T080000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:30:39.250689Z",
"last_run": "2025-11-14T08:00:05.906029Z",
"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": "2025-11-14T12:00:00Z",
"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": "2025-06-07T16:30:42.063190Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2025-06-07T16:31:42.086217Z",
"ended": "2025-06-07T18:42:49.188472Z",
"start_waiting": "2025-06-07T16:31:41.960119Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 14
}
]
}
