HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58739,
"next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5157",
"previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5155",
"results": [
{
"id": 107194,
"name": "9x9 DDK tournament #6",
"director": {
"id": 1386229,
"username": "UFParrot",
"country": "nz",
"icon": "https://user-uploads.online-go.com/99db0454aa14a7c826bbfc219727f009-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1231.4957753341725,
"deviation": 64.8361701941337,
"volatility": 0.060061429180239594
}
},
"ranking": 19.737378041224964,
"professional": false,
"ui_class": ""
},
"description": "Have fun! More details at https://online-go.com/group/10855",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 181943,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "correspondence",
"pause_on_weekends": true,
"main_time": 259200,
"period_time": 172800,
"periods": 3
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 10855,
"name": "⚫️The Brilliant World Of OGS⚪️",
"summary": "Are you an OGS fan? If you are, join this group where there’s great tournaments and games to be played.\n\nPeople and bots can chat and play in this group. This is a public group so all are welcome to join.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 192,
"icon": "https://user-uploads.online-go.com/0e618bdf660c5ca247f547082c39f943-64.png"
},
"auto_start_on_max": false,
"time_start": "2023-09-12T04:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-09-12T04:00:56.130497Z",
"ended": "2023-10-23T23:16:34.883670Z",
"start_waiting": "2023-09-12T04:00:55.937672Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/0e618bdf660c5ca247f547082c39f943-15.png",
"player_count": 6,
"ranked": true
},
{
"id": 51460,
"name": "Correspondence 19x19 RoundRobin 2019-08-27 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": 6,
"name": "Correspondence 19x19 RoundRobin",
"rrule": "DTSTART:20251216T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:58:31.027016Z",
"last_run": "2025-12-16T19:01:03.601299Z",
"lead_time_seconds": 86400,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"size": 19,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"pause_on_weekends": true,
"max_time": 432000,
"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": "2025-12-19T19:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 89280,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"pause_on_weekends": true,
"max_time": 432000,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2019-08-27T19:00:37.497003Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-08-27T19:01:01.387937Z",
"ended": "2020-01-17T14:05:16.463363Z",
"start_waiting": "2019-08-27T19:00:55.066339Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 10,
"ranked": true
},
{
"id": 58905,
"name": "BTS LEAGUE A4",
"director": {
"id": 458415,
"username": "ThunwaKulthong",
"country": "th",
"icon": "https://user-uploads.online-go.com/d89a957742581d306b6f2cce6e9f2e87-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1283.2564198927048,
"deviation": 221.54191726201495,
"volatility": 0.05999736064886314
}
},
"ranking": 20.690496349774634,
"professional": false,
"ui_class": "provisional"
},
"description": "รุ่นดั้งรอบ 4",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 56,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 2400,
"period_time": 30,
"periods": 3
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 4889,
"name": "BTS Online League",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 28,
"icon": "https://user-uploads.online-go.com/5a7332d2f57995981a77a1282a4f60fb-64.png"
},
"auto_start_on_max": false,
"time_start": "2020-04-13T02:00:00Z",
"players_start": 6,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2020-04-13T02:28:44.574819Z",
"ended": "2020-04-13T03:44:58.487068Z",
"start_waiting": "2020-04-13T02:28:43.073409Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/5a7332d2f57995981a77a1282a4f60fb-15.png",
"player_count": 6,
"ranked": true
},
{
"id": 106252,
"name": "go championship 1",
"director": {
"id": 1393499,
"username": "Imtiyaz",
"country": "th",
"icon": "https://user-uploads.online-go.com/56a672954f96d68180eb8444196aec12-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1011.9208484463418,
"deviation": 64.76690845972848,
"volatility": 0.06003314607569738
}
},
"ranking": 15.191200643263914,
"professional": false,
"ui_class": ""
},
"description": "be a go champion join the tournament",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 62,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 900,
"period_time": 30,
"periods": 3
},
"is_open": true,
"exclude_provisional": false,
"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": 17640,
"icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
},
"auto_start_on_max": false,
"time_start": "2023-08-09T06:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 29,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-08-09T06:00:54.804516Z",
"ended": "2023-08-09T06:08:19.576127Z",
"start_waiting": "2023-08-09T06:00:54.698574Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
"player_count": 4,
"ranked": true
},
{
"id": 69365,
"name": "初心者リーグ（～15級まで）",
"director": {
"id": 874208,
"username": "FUKO.S",
"country": "jp",
"icon": "https://user-uploads.online-go.com/aa170ff76e007cc7bc7a15709e85dbb8-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 2193.4210508169426,
"deviation": 69.5027559225844,
"volatility": 0.06003714737296537
}
},
"ranking": 33.10032061552835,
"professional": false,
"ui_class": "supporter"
},
"description": "キラキラリーグ内の【初心者～初級者向け】リーグ戦です。\n持ち時間は14日。\n2021年1月7日のリーグ開始時に参加されているメンバーでの総あたり戦になります。（レーティングによる自動ハンデ付き）\n\n全部のゲームが一斉に始まりますので、自分の手番になっている対局はどんどん着手していきましょう。",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": -1,
"rules": "japanese",
"time_per_move": 13440,
"time_control_parameters": {
"system": "absolute",
"time_control": "absolute",
"speed": "correspondence",
"pause_on_weekends": false,
"total_time": 1209600
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 7692,
"name": "Yushima Go Cafe （湯島囲碁喫茶）",
"summary": "This is a group exclusively for guests of Yushima Go Cafe and members of the Online Go Salon.\n湯島囲碁喫茶のゲスト＆オンライン囲碁サロンメンバー専用のグループです。",
"require_invitation": true,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 116,
"icon": "https://user-uploads.online-go.com/8246898de5c953274f7be81122b75b69-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-01-07T12:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2021-01-07T12:00:46.373911Z",
"ended": "2021-02-03T16:11:01.462721Z",
"start_waiting": "2021-01-07T12:00:46.214780Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/8246898de5c953274f7be81122b75b69-15.png",
"player_count": 4,
"ranked": true
},
{
"id": 55765,
"name": "Reddit Round Robin Handicap Correspondence 6 Kyu - 6 Dan",
"director": {
"id": 963,
"username": "thouis",
"country": "_LGBT",
"icon": "https://user-uploads.online-go.com/a2e7f9e59abe305c58d78f58f24e5f13-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1312.0977408002827,
"deviation": 63.905269604233474,
"volatility": 0.05957681327733851
}
},
"ranking": 21.205034269327133,
"professional": false,
"ui_class": "supporter"
},
"description": "Reddit Round Robin Handicap Correspondence 6 Kyu - 6 Dan",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": -1,
"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": 38,
"name": "reddit",
"summary": "/r/baduk",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 2275,
"icon": "https://user-uploads.online-go.com/5021b9df7b49c54cc5eb5d8ce9d893bb-64.png"
},
"auto_start_on_max": true,
"time_start": "2020-01-24T17:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 24,
"max_ranking": 35,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-01-22T03:17:09.417410Z",
"ended": "2020-04-11T15:40:42.877904Z",
"start_waiting": "2020-01-22T03:17:04.291756Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/5021b9df7b49c54cc5eb5d8ce9d893bb-15.png",
"player_count": 10,
"ranked": true
},
{
"id": 69806,
"name": "X. SAP Hungary körverseny",
"director": {
"id": 34673,
"username": "palzol",
"country": "hu",
"icon": "https://user-uploads.online-go.com/1e924ed958a88f964237b0b8b384af1e-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1797.2603134610783,
"deviation": 61.69211885287227,
"volatility": 0.059986055952751006
}
},
"ranking": 28.488863966701214,
"professional": false,
"ui_class": "supporter"
},
"description": "Csöpög és fagyos,\n\nDe nem a hangulatom.\n\nMindjárt megnyerem!\n\n---\n\nVagy mégsem? Mutasd meg, mit tudsz!",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 46080,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 43200,
"initial_time": 259200,
"max_time": 604800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 3827,
"name": "SAP Hungary",
"summary": "Closed group for employees of SAP Hungary Kft",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 13,
"icon": "https://user-uploads.online-go.com/1fe4ee3cf331b85fad45b900586f5610-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-01-11T07:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2021-01-11T07:00:34.503539Z",
"ended": "2021-01-11T09:18:06.069777Z",
"start_waiting": "2021-01-11T07:00:34.021146Z",
"board_size": 13,
"active_round": null,
"icon": "https://user-uploads.online-go.com/1fe4ee3cf331b85fad45b900586f5610-15.png",
"player_count": 5,
"ranked": true
},
{
"id": 53673,
"name": "Correspondence 9x9 RoundRobin 2019-11-09 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": 5,
"name": "Correspondence 9x9 RoundRobin",
"rrule": "DTSTART:20251218T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:56:18.340749Z",
"last_run": "2025-12-18T19:01:04.466352Z",
"lead_time_seconds": 86400,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"size": 9,
"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": "2025-12-21T19:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "roundrobin",
"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": "2019-11-09T19:00:30.166079Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-11-09T19:01:20.558119Z",
"ended": "2020-01-17T13:36:43.367718Z",
"start_waiting": "2019-11-09T19:01:17.122137Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 10,
"ranked": true
},
{
"id": 69807,
"name": "Nagypályás letámadás!",
"director": {
"id": 34673,
"username": "palzol",
"country": "hu",
"icon": "https://user-uploads.online-go.com/1e924ed958a88f964237b0b8b384af1e-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1797.2603134610783,
"deviation": 61.69211885287227,
"volatility": 0.059986055952751006
}
},
"ranking": 28.488863966701214,
"professional": false,
"ui_class": "supporter"
},
"description": "Játsszunk egy kört nagy pályán is! Ezúttal kivételesen engedélyeztem a feltételes lépéseket és az elemzést, hogy gyorsabban indulhasson a játék, és ne tartson örökké a végjáték sem.",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 46080,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 43200,
"initial_time": 259200,
"max_time": 604800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 3827,
"name": "SAP Hungary",
"summary": "Closed group for employees of SAP Hungary Kft",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 13,
"icon": "https://user-uploads.online-go.com/1fe4ee3cf331b85fad45b900586f5610-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-01-11T07:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2021-01-11T07:00:34.954875Z",
"ended": "2021-01-11T09:18:19.202079Z",
"start_waiting": "2021-01-11T07:00:34.555127Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/1fe4ee3cf331b85fad45b900586f5610-15.png",
"player_count": 5,
"ranked": true
},
{
"id": 131755,
"name": "13x13 Mini League 2d-9k #6",
"director": {
"id": 1688153,
"username": "Mittelmark",
"country": "de",
"icon": "https://user-uploads.online-go.com/f86d53e1b08ba490783eac759518a835-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1157.4817444168732,
"deviation": 67.14133890971716,
"volatility": 0.060026346615081376
}
},
"ranking": 18.302476851445164,
"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": 51,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2025-09-19T20:00:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 21,
"max_ranking": 31,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2025-09-18T15:25:51.739628Z",
"ended": null,
"start_waiting": "2025-09-18T15:25:51.551841Z",
"board_size": 13,
"active_round": 1,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 5,
"ranked": true
}
]
}
