HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58714,
"next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=416",
"previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=414",
"results": [
{
"id": 37745,
"name": "New Beingers Learning Center",
"director": {
"id": 540329,
"username": "killerbee23",
"country": "un",
"icon": "https://user-uploads.online-go.com/b0d6c5c290df23ab858dae02571c277c-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 994.8687387176192,
"deviation": 185.06368284475124,
"volatility": 0.06000002658616919
}
},
"ranking": 14.797770416236732,
"professional": false,
"ui_class": "provisional"
},
"description": "anyone who wants to play can",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 0,
"time_control_parameters": {
"time_control": "none",
"speed": "correspondence",
"system": "none"
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 28,
"name": "Teaching League",
"summary": "The teaching league is a group for players who want to improve their game by playing, as well as by teaching weaker players.\n\nQuick rule summary: no handicap, moderate time settings, stronger player creates a review.\n\nPlease add \"TL\" to the game name.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 4438,
"icon": "https://user-uploads.online-go.com/b1a8e87e33263bc92ccdc6303c0c184c-64.png"
},
"auto_start_on_max": true,
"time_start": "2018-05-31T06:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2018-07-14T11:56:50.075463Z",
"ended": "2019-01-05T22:58:34.146058Z",
"start_waiting": "2018-07-14T11:56:48.977729Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/b1a8e87e33263bc92ccdc6303c0c184c-15.png",
"player_count": 4,
"ranked": true
},
{
"id": 114403,
"name": "Correspondence 13x13 RoundRobin 2024-03-31 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 Site-wide Tournament",
"schedule": {
"id": 7,
"name": "Correspondence 13x13 RoundRobin",
"rrule": "DTSTART:20251217T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T06:00:14.582400Z",
"last_run": "2025-12-17T19:01:04.514158Z",
"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": "2025-12-20T19:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 90782,
"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": "2024-03-31T19:00:02.213600Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-03-31T19:01:02.209509Z",
"ended": "2024-04-19T16:21:12.456194Z",
"start_waiting": "2024-03-31T19:01:02.042884Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
"player_count": 5,
"ranked": true
},
{
"id": 104284,
"name": "Correspondence 13x13 RoundRobin 2023-06-14 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:20251217T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T06:00:14.582400Z",
"last_run": "2025-12-17T19:01:04.514158Z",
"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": "2025-12-20T19:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 90782,
"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": "2023-06-14T19:00:26.308576Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-06-14T19:01:26.142745Z",
"ended": "2023-07-01T12:41:17.210674Z",
"start_waiting": "2023-06-14T19:01:25.951735Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
"player_count": 5,
"ranked": true
},
{
"id": 58937,
"name": "bros compet",
"director": {
"id": 759699,
"username": "Manigo",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/589eb3d25edb6b4e695c0cf8dcf6ed68?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1720.3171984281491,
"deviation": 260.4887625445967,
"volatility": 0.05999892180617455
}
},
"ranking": 27.47594113797314,
"professional": false,
"ui_class": "provisional"
},
"description": "que le meilleur gagne",
"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": 5223,
"name": "Moulinier bros",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 2,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2020-04-13T15:00:00Z",
"players_start": 1,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-04-14T03:38:48.483089Z",
"ended": "2020-04-14T03:38:48.404523Z",
"start_waiting": "2020-04-14T03:38:48.234724Z",
"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": 34820,
"name": "fhgfvhbgfhgjm",
"director": {
"id": 513278,
"username": "peppirck3",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/1018ee8ef8cec95b8fae9cf1a3e39566?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1163.503810680339,
"deviation": 200.23395615442288,
"volatility": 0.059997328873015364
}
},
"ranking": 18.42260784194938,
"professional": false,
"ui_class": "provisional"
},
"description": "vidfbhjvbsnbgfzdhu",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 89280,
"time_control_parameters": {
"system": "fischer",
"pause_on_weekends": false,
"time_control": "fischer",
"initial_time": 259200,
"max_time": 604800,
"time_increment": 86400,
"speed": "correspondence"
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 2217,
"name": "faes si",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 4,
"icon": "https://user-uploads.online-go.com/f45acce65740e8a6922fee0bfc26abd3-64.png"
},
"auto_start_on_max": false,
"time_start": "2018-02-23T15:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2018-02-27T22:13:55.380872Z",
"ended": "2018-08-02T15:07:29.504183Z",
"start_waiting": "2018-02-27T22:13:55.101324Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/f45acce65740e8a6922fee0bfc26abd3-15.png",
"player_count": 4,
"ranked": true
},
{
"id": 92284,
"name": "【AI study 】very long tournament",
"director": {
"id": 1124710,
"username": "Krios.",
"country": "ca",
"icon": "https://user-uploads.online-go.com/780748ce99b865915ca35d43164a4e94-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1245.1005841409792,
"deviation": 63.70392173609972,
"volatility": 0.06008790899354921
}
},
"ranking": 19.991722670953084,
"professional": false,
"ui_class": ""
},
"description": "Join the group (AI study) to discuss all things go AI https://online-go.com/group/11990",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 2425920,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "correspondence",
"pause_on_weekends": true,
"main_time": 604800,
"period_time": 2419200,
"periods": 12
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 11990,
"name": "Ai study",
"summary": "For players who play/study strong AI to discuss and connect.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 2,
"icon": "https://user-uploads.online-go.com/02c17ea82586becd8e82dc77b0aa1c1a-64.png"
},
"auto_start_on_max": false,
"time_start": "2022-07-18T21:00:00Z",
"players_start": 50,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-07-19T01:19:03.306999Z",
"ended": null,
"start_waiting": "2022-07-19T01:19:02.999860Z",
"board_size": 19,
"active_round": 3,
"icon": "https://user-uploads.online-go.com/02c17ea82586becd8e82dc77b0aa1c1a-15.png",
"player_count": 14,
"ranked": true
},
{
"id": 122752,
"name": "9x9 Mini League 1k-9k #132",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1305.2721648368988,
"deviation": 72.65579160221056,
"volatility": 0.060142381755451196
}
},
"ranking": 21.08429287820258,
"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": 685,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
},
"auto_start_on_max": true,
"time_start": "2024-12-15T20:00:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 21,
"max_ranking": 29,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-12-10T00:20:13.236111Z",
"ended": "2025-01-04T03:49:49.001417Z",
"start_waiting": "2024-12-10T00:20:12.957561Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
"player_count": 5,
"ranked": true
},
{
"id": 71935,
"name": "19x19 Traditional monthly tournament V/21",
"director": {
"id": 598257,
"username": "Lukyn",
"country": "cz",
"icon": "https://user-uploads.online-go.com/7fb279757514c99fe4a3b2dd3a47f12c-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1303.3730922499276,
"deviation": 65.60933899360938,
"volatility": 0.059950937362118116
}
},
"ranking": 21.05058684781348,
"professional": false,
"ui_class": "supporter"
},
"description": "Have ZEN!",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 172800,
"time_control_parameters": {
"system": "simple",
"time_control": "simple",
"speed": "correspondence",
"pause_on_weekends": true,
"per_move": 172800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 8129,
"name": "ZEN Go",
"summary": "The search for happiness is one of the chief sources of unhappiness.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 47,
"icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-64.png"
},
"auto_start_on_max": true,
"time_start": "2021-04-30T23:00:00Z",
"players_start": 6,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-03-31T21:52:12.492278Z",
"ended": "2021-07-05T09:21:57.313776Z",
"start_waiting": "2021-03-31T21:52:10.147046Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-15.png",
"player_count": 10,
"ranked": true
},
{
"id": 34926,
"name": "NINES 1: Bloody Palms Blitz",
"director": {
"id": 217422,
"username": "AndThenUPray4Me",
"country": "us",
"icon": "https://user-uploads.online-go.com/bcde22f370cd6cad033e84daecebc372-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1394.3264361091012,
"deviation": 65.18532192882296,
"volatility": 0.06019934407434497
}
},
"ranking": 22.612190162902362,
"professional": false,
"ui_class": ""
},
"description": "Blitz 9x9!!",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 10,
"time_control_parameters": {
"period_time": 10,
"main_time": 30,
"system": "byoyomi",
"pause_on_weekends": false,
"time_control": "byoyomi",
"periods": 5,
"speed": "live"
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 2014,
"name": "The Nines 9x9 ",
"summary": "9x9 Go!",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 371,
"icon": "https://user-uploads.online-go.com/809b7c04dc9f8a7b416cd2c50a71dc90-64.png"
},
"auto_start_on_max": true,
"time_start": "2018-02-26T23:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2018-02-26T23:00:34.998704Z",
"ended": "2018-02-26T23:21:27.072177Z",
"start_waiting": "2018-02-26T23:00:33.489380Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/809b7c04dc9f8a7b416cd2c50a71dc90-15.png",
"player_count": 31,
"ranked": true
},
{
"id": 33901,
"name": "Winter 2018 Lviv Tournament - Low",
"director": {
"id": 79,
"username": "oldyew",
"country": "ua",
"icon": "https://user-uploads.online-go.com/bb1683794b493824cb4605735bcfb9b7-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1705.3371445600435,
"deviation": 62.790139205239456,
"volatility": 0.06003537827844153
}
},
"ranking": 27.273474442381108,
"professional": false,
"ui_class": ""
},
"description": "White",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": -1,
"rules": "japanese",
"time_per_move": 35520,
"time_control_parameters": {
"period_time": 604800,
"main_time": 604800,
"system": "canadian",
"pause_on_weekends": false,
"time_control": "canadian",
"stones_per_period": 21,
"speed": "correspondence"
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 1460,
"name": "Lviv Club",
"summary": "Lviv Go Players Group",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 26,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2018-01-23T22:00:00Z",
"players_start": 10,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "invite",
"started": "2018-01-23T08:49:54.060561Z",
"ended": "2018-01-23T11:15:14.048309Z",
"start_waiting": "2018-01-23T08:49:52.409750Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 7,
"ranked": true
}
]
}
