HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58334,
"next": "https://online-go.com/api/v1/tournaments/?ordering=-max_ranking&page=5629",
"previous": "https://online-go.com/api/v1/tournaments/?ordering=-max_ranking&page=5627",
"results": [
{
"id": 133167,
"name": "The Battlefield of Double Digits",
"director": {
"id": 1864146,
"username": "컬리타임",
"country": "us",
"icon": "https://secure.gravatar.com/avatar/911e6202829231fef8fc97edf966f6bd?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1500.5927133409393,
"deviation": 66.9151756794428,
"volatility": 0.059995084718970075
}
},
"ranking": 24.312527917891998,
"professional": false,
"ui_class": ""
},
"description": "This tournament is single tournament and for players who want to play fast correspondence \n\nAcceptable 25k ~11k\n\n\"BE CAREFUL” of the time settings\n\nNo pause and No vacation, anyone who turns on the vacation mode or pauses a game, will be disqualified. (If you notice a player violating the above rules, please notify the tournament administrator.)\n\nThanks,",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "korean",
"time_per_move": 26568,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 25200,
"initial_time": 172800,
"max_time": 259200
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 15442,
"name": "한국인 모임 / Korean Group / 2025",
"summary": "대한민국의 한국인들이 모여 함께 즐기는 활발한 OGS 한국인 모임입니다! :), Korean Group, Korean Go championship and league",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 10,
"icon": "https://user-uploads.online-go.com/377a0346bcce76aaa5ad5ac52cc177c6-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-10-14T16:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 19,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-10-12T07:43:24.791863Z",
"ended": null,
"start_waiting": "2025-10-12T07:43:24.631957Z",
"board_size": 19,
"active_round": 2,
"icon": "https://user-uploads.online-go.com/377a0346bcce76aaa5ad5ac52cc177c6-15.png",
"player_count": 16
},
{
"id": 24157,
"name": "First one :p",
"director": {
"id": 416123,
"username": "dawidsheng15",
"country": "cn",
"icon": "https://secure.gravatar.com/avatar/ab176bd497ae0ec433d976c86d38dc36?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1201.895557886042,
"deviation": 62.44999995345858,
"volatility": 0.05998428108181498
}
},
"ranking": 19.174148588129423,
"professional": false,
"ui_class": ""
},
"description": "hi, I`m new but i though it would be nice to play something :)",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": -1,
"rules": "japanese",
"time_per_move": 80,
"time_control_parameters": {
"total_time": 7200,
"time_control": "absolute"
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 1290,
"name": "new to go",
"summary": "for new players can hang out.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 4,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2017-02-01T16:18:00Z",
"players_start": 2,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 0,
"max_ranking": 19,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2017-02-01T16:18:41.192952Z",
"ended": "2017-02-01T18:19:13.964897Z",
"start_waiting": "2017-02-01T16:18:41.064742Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 2
},
{
"id": 919,
"name": "Negi's mini-tournament",
"director": {
"id": 27899,
"username": "Negi",
"country": "nl",
"icon": "https://secure.gravatar.com/avatar/916fa5678c1a97da52babf181124c8eb?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1692.53512741016,
"deviation": 63.64944105690529,
"volatility": 0.059966307430087636
}
},
"ranking": 27.099031099228636,
"professional": false,
"ui_class": ""
},
"description": "",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 86400,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"max_time": 604800,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 78,
"name": "OGS Mini Tournaments",
"summary": "The home for all of the old OGS mini tournaments",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 381,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": null,
"players_start": null,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 4,
"max_ranking": 19,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2010-04-30T04:24:39Z",
"ended": "2010-04-30T02:24:39Z",
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 0
},
{
"id": 1972,
"name": "Keiro no Hi Tournament",
"director": {
"id": 42644,
"username": "taikobara",
"country": "ru",
"icon": "https://secure.gravatar.com/avatar/48d15cd20e428e2fb55ca18f425b4ebc?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1306.117064591316,
"deviation": 69.87293987218789,
"volatility": 0.05973876693515272
}
},
"ranking": 21.099272973683433,
"professional": false,
"ui_class": ""
},
"description": "",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 172800,
"time_control_parameters": {
"time_control": "simple",
"per_move": 172800
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 78,
"name": "OGS Mini Tournaments",
"summary": "The home for all of the old OGS mini tournaments",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 381,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": null,
"players_start": null,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 19,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2012-12-30T07:03:59Z",
"ended": "2012-12-30T06:03:59Z",
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 0
},
{
"id": 1476,
"name": "iainduncani's mini-tournament",
"director": {
"id": 33569,
"username": "iainduncani",
"country": "gb",
"icon": "https://secure.gravatar.com/avatar/cc93b20e912fb99517001495df6c9108?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1447.0912916754933,
"deviation": 63.41055922111533,
"volatility": 0.059963742705435946
}
},
"ranking": 23.472075587078994,
"professional": false,
"ui_class": ""
},
"description": "",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": -1,
"rules": "japanese",
"time_per_move": 86400,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"max_time": 432000,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 78,
"name": "OGS Mini Tournaments",
"summary": "The home for all of the old OGS mini tournaments",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 381,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": null,
"players_start": null,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 9,
"max_ranking": 19,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2011-12-04T06:49:30Z",
"ended": "2011-12-04T05:49:30Z",
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 0
},
{
"id": 555,
"name": "flowman's Second mini-tournament",
"director": {
"id": 20221,
"username": "flowman",
"country": "us",
"icon": "https://secure.gravatar.com/avatar/cc24952eeaac55fac50195e61243d089?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1331.8855936701764,
"deviation": 63.60684422057915,
"volatility": 0.059907493540384216
}
},
"ranking": 21.55155487031082,
"professional": false,
"ui_class": ""
},
"description": "",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": -1,
"rules": "japanese",
"time_per_move": 86400,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"max_time": 604800,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 78,
"name": "OGS Mini Tournaments",
"summary": "The home for all of the old OGS mini tournaments",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 381,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": null,
"players_start": null,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 19,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2008-11-22T01:45:39Z",
"ended": "2008-11-22T00:45:39Z",
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 0
},
{
"id": 1186,
"name": "le144's mini-tournament",
"director": {
"id": 22853,
"username": "le144",
"country": "us",
"icon": "https://secure.gravatar.com/avatar/0182b594c16fab533d42eb9607db9275?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1219.7310477026367,
"deviation": 63.28692418372838,
"volatility": 0.05984449106345174
}
},
"ranking": 19.51515826670146,
"professional": false,
"ui_class": ""
},
"description": "",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "chinese",
"time_per_move": 86400,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"max_time": 604800,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 78,
"name": "OGS Mini Tournaments",
"summary": "The home for all of the old OGS mini tournaments",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 381,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": null,
"players_start": null,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 15,
"max_ranking": 19,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2010-11-12T16:19:35Z",
"ended": "2010-11-12T15:19:35Z",
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 0
},
{
"id": 75442,
"name": "The strongest expert on the Rules of Go",
"director": {
"id": 721084,
"username": "Lexxgo",
"country": "ru",
"icon": "https://user-uploads.online-go.com/eadd3bb95af972db608b10e308217d0d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1702.0164192076516,
"deviation": 66.54857732174423,
"volatility": 0.059972624948633195
}
},
"ranking": 27.22835155459872,
"professional": false,
"ui_class": ""
},
"description": "The strongest expert on the Rules of Go",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 93120,
"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": 9239,
"name": "World tournaments",
"summary": "World tournaments",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 9,
"icon": "https://user-uploads.online-go.com/f00af69c1e00d870226552a84d04d87c-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-05-28T04:00:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 11,
"max_ranking": 19,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2021-05-28T04:00:38.252767Z",
"ended": "2021-08-29T08:45:16.826474Z",
"start_waiting": "2021-05-28T04:00:38.122271Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/f00af69c1e00d870226552a84d04d87c-15.png",
"player_count": 5
},
{
"id": 84633,
"name": "SS 13*13 - NY2",
"director": {
"id": 743533,
"username": "ss76",
"country": "ru",
"icon": "https://secure.gravatar.com/avatar/13929beaec2a082c41c26666dd917e5a?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 865.69965614538,
"deviation": 63.39878919317945,
"volatility": 0.06003400172803372
}
},
"ranking": 11.578235639193064,
"professional": false,
"ui_class": ""
},
"description": "play go",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"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": 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": 17552,
"icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
},
"auto_start_on_max": false,
"time_start": "2022-01-10T15:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 19,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-01-10T15:00:55.619154Z",
"ended": "2022-03-22T06:10:04.428173Z",
"start_waiting": "2022-01-10T15:00:54.872571Z",
"board_size": 13,
"active_round": null,
"icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
"player_count": 10
},
{
"id": 1335,
"name": "atreys's mini-tournament - even",
"director": {
"id": 31206,
"username": "atreys",
"country": "us",
"icon": "https://secure.gravatar.com/avatar/4325b2c05540fd863eea93b1359999b5?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1555.8714861629242,
"deviation": 64.87379442957483,
"volatility": 0.05993093890550146
}
},
"ranking": 25.149994391740584,
"professional": false,
"ui_class": ""
},
"description": "",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 86400,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"max_time": 604800,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 78,
"name": "OGS Mini Tournaments",
"summary": "The home for all of the old OGS mini tournaments",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 381,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": null,
"players_start": null,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 8,
"max_ranking": 19,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2011-08-25T20:45:35Z",
"ended": "2011-08-25T18:45:35Z",
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 0
}
]
}
