HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 57816,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-ended&page=118",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-ended&page=116",
"results": [
{
"id": 131017,
"name": "Beginners' tournament",
"director": {
"id": 1820569,
"username": "VarnCc",
"country": "de",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/e5cd9399f6684ab9ec28b17fb3d4d664-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 665.0958222930891,
"deviation": 66.1723683521369,
"volatility": 0.05998316798818722
}
},
"ranking": 5.4757357404273375,
"professional": false,
"ui_class": ""
},
"description": "A tournament for everyone who is new and wants to practice.",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": -1,
"rules": "japanese",
"time_per_move": 89135,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 86400,
"initial_time": 345600,
"max_time": 691200
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 43,
"name": "Kyu Level Study Group",
"summary": "A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 8733,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-08-11T13:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 18,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2025-08-11T13:00:53.441728Z",
"ended": null,
"start_waiting": "2025-08-11T13:00:53.172851Z",
"board_size": 19,
"active_round": 1,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png",
"player_count": 16
},
{
"id": 131167,
"name": "Handicap Arena 2025 - 065",
"director": {
"id": 526987,
"username": "Gia",
"country": "gr",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/14567c9a0670b7d4a44606ba237f054d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1139.1753099554792,
"deviation": 64.29131802675852,
"volatility": 0.06007395030147175
}
},
"ranking": 17.933416148532018,
"professional": false,
"ui_class": "supporter"
},
"description": "Part of an arena tournament - 2025. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as it is full (10 players).",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": -1,
"rules": "japanese",
"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": 13655,
"name": "Handicap Arena",
"summary": "Organising arena-type handicap correspondence tournaments.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 94,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/5fe2ed1a16feb631d49732f2de506b9e-64.png"
},
"auto_start_on_max": true,
"time_start": "2025-08-12T18:00:00Z",
"players_start": 10,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-08-11T18:59:16.940930Z",
"ended": null,
"start_waiting": "2025-08-11T18:59:16.375252Z",
"board_size": 19,
"active_round": 1,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/5fe2ed1a16feb631d49732f2de506b9e-15.png",
"player_count": 10
},
{
"id": 131008,
"name": "13x13 Mini League 10k-25k #20",
"director": {
"id": 1688153,
"username": "Mittelmark",
"country": "de",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/f86d53e1b08ba490783eac759518a835-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1164.8312961550519,
"deviation": 67.87754899012256,
"volatility": 0.06002775448060525
}
},
"ranking": 18.44900549577443,
"professional": false,
"ui_class": "supporter"
},
"description": "A little round robin with 4 games for everyone on a 13x13 board with (not too) relaxed time settings.",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 93703,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 86400,
"initial_time": 432000,
"max_time": 1209600
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 161,
"name": "13x13",
"summary": "Like to play on a 13 x 13 board?",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 46,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2025-08-15T16:00:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2025-08-12T08:01:50.752260Z",
"ended": null,
"start_waiting": "2025-08-12T08:01:50.639484Z",
"board_size": 13,
"active_round": 1,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 5
},
{
"id": 126739,
"name": "Gbbyyb",
"director": {
"id": 845981,
"username": "NAHUE tenuki",
"country": "uy",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/c9061168a084a05ed845848e7f525bf2-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 959.6212683108262,
"deviation": 69.0110667255331,
"volatility": 0.06121764504585334
}
},
"ranking": 13.962700997411615,
"professional": false,
"ui_class": ""
},
"description": "Tgvftrvtrfcrvfvr",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 12,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "live",
"pause_on_weekends": false,
"time_increment": 10,
"initial_time": 300,
"max_time": 3000
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 6630,
"name": "Go friends 🐬",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 359,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/1812f8b45802b8be5ee62fbbb3c3ab82-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-03-23T23:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": null,
"ended": null,
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/1812f8b45802b8be5ee62fbbb3c3ab82-15.png",
"player_count": 0
},
{
"id": 125223,
"name": "ololong",
"director": {
"id": 657233,
"username": "oolooloo",
"country": "zz",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/8f41f10dcbb391aafb7f3a83119225ea-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 781.4817402892801,
"deviation": 66.71460416410628,
"volatility": 0.06010501255340526
}
},
"ranking": 9.208920035318743,
"professional": false,
"ui_class": "supporter"
},
"description": "13\nhandicap automatique \nlong",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 176219,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 172800,
"initial_time": 432000,
"max_time": 2419200
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 95,
"name": "France Go Players",
"summary": "Le groupe pour les joueurs français!",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 1265,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/f860ac26e7c271a3637835570b1fc13f-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-02-08T20:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": null,
"ended": null,
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/f860ac26e7c271a3637835570b1fc13f-15.png",
"player_count": 1
},
{
"id": 122816,
"name": "Correspondence Weekly McMahon 19x19 2024-12-07 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 Site-wide Tournament",
"schedule": {
"id": 9,
"name": "Correspondence Weekly McMahon 19x19",
"rrule": "DTSTART:20250922T170000Z\nRRULE:FREQ=WEEKLY",
"active": true,
"created": "2015-12-16T02:22:56.480465Z",
"last_run": "2025-09-22T17:00:22.270419Z",
"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": "2025-09-29T17:00:00Z",
"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": "2024-12-07T17:00:30.908814Z",
"players_start": 10,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-12-07T17:01:12.962955Z",
"ended": null,
"start_waiting": "2024-12-07T17:01:11.156063Z",
"board_size": 19,
"active_round": 3,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 33
},
{
"id": 115994,
"name": "Hideo Otake (大竹英雄) Birthday DDK Tournament",
"director": {
"id": 58836,
"username": "DrQuantum",
"country": "us",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/5192a63f12fa80c878392f9d0034612b-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1143.136636880492,
"deviation": 61.96132391251413,
"volatility": 0.05897377210867883
}
},
"ranking": 18.0137774773408,
"professional": false,
"ui_class": ""
},
"description": "This is a DDK tournament in honor of the birthday of Hideo Otake (大竹英雄), born on 12 May 1942.",
"schedule": null,
"title": null,
"tournament_type": "s_mcmahon",
"handicap": 0,
"rules": "japanese",
"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": 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": 3574,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2024-05-30T01:00:00Z",
"players_start": 8,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-05-30T01:00:55.056343Z",
"ended": null,
"start_waiting": "2024-05-30T01:00:53.717145Z",
"board_size": 19,
"active_round": 5,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 19
},
{
"id": 130934,
"name": "Fast Double Elimination for 1k-6k # I",
"director": {
"id": 1632034,
"username": "exxelxior",
"country": "001",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/fa81172ce521dfadbb1dbbf37e253668-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1344.6573876530367,
"deviation": 80.86097500155181,
"volatility": 0.06000058734071026
}
},
"ranking": 21.772488572381135,
"professional": false,
"ui_class": ""
},
"description": "Fast tournament: pay attention, 12 hours increment is something like two movements per day.\n\nQuoted from Fast Correspondence Group (thanx):\n“Use the conditional move feature to speed up the game. No pausing and no vacations; anyone who has vacation mode switched on, or pauses a game, will be disqualified. Also, please do not use AI.”\n\nAnd I add: and no weekends, just make your move; it's a tournament, my friend!",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 45251,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 43200,
"initial_time": 259200,
"max_time": 259200
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 15509,
"name": "Fast and narrow rank range correspondence tournaments",
"summary": "Tournaments for people who like to play within narrow rank ranges and fast correspondence games.",
"require_invitation": true,
"is_public": true,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 14,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/fb0e7d5660cf5ea61609ed14abdc9bfa-64.png"
},
"auto_start_on_max": true,
"time_start": "2025-08-18T23:33:00Z",
"players_start": 8,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 24,
"max_ranking": 29,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-08-13T06:00:27.462370Z",
"ended": null,
"start_waiting": "2025-08-13T06:00:27.265112Z",
"board_size": 19,
"active_round": 1,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/fb0e7d5660cf5ea61609ed14abdc9bfa-15.png",
"player_count": 8
},
{
"id": 131275,
"name": "Kyu League Tournament (first tournament)",
"director": {
"id": 831547,
"username": "IscımenOzgur",
"country": "tr",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/d6668877ce9aa2beeac7364df9728eb0-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1544.0685664555754,
"deviation": 66.0601386078675,
"volatility": 0.06010801563389742
}
},
"ranking": 24.973707813964207,
"professional": false,
"ui_class": ""
},
"description": "This is a Kyu League tournament, but you can join the tournament.",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 130968,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 129600,
"initial_time": 172800,
"max_time": 604800
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 15577,
"name": "Kyu League",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 8,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/66f93e44b652c1c7deb969a7379a9539-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-08-13T09:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 19,
"max_ranking": 29,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2025-08-13T09:00:53.574989Z",
"ended": null,
"start_waiting": "2025-08-13T09:00:53.444878Z",
"board_size": 19,
"active_round": 1,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/66f93e44b652c1c7deb969a7379a9539-15.png",
"player_count": 9
},
{
"id": 96213,
"name": "forever",
"director": {
"id": 1131890,
"username": "deleted-bb1dd0bb-f358-4c34-93f8-304072a016d5",
"country": "eu",
"icon": "https://secure.gravatar.com/avatar/47de40e4269bc987c9d70311bf50e5af?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1870.413909352969,
"deviation": 78.26252559898863,
"volatility": 0.06001535552736757
}
},
"ranking": 29.41246310198289,
"professional": false,
"ui_class": ""
},
"description": "千年の答え",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "chinese",
"time_per_move": 140,
"time_control_parameters": {
"system": "absolute",
"time_control": "absolute",
"speed": "live",
"pause_on_weekends": false,
"total_time": 12600
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 11320,
"name": "Україна",
"summary": "",
"require_invitation": true,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 24,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "3113-03-13T05:00:00Z",
"players_start": 1,
"first_pairing_method": "random",
"subsequent_pairing_method": "slide",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": null,
"ended": null,
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 62
}
]
}
