HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58737,
"next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-first_pairing_method&page=5080",
"previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-first_pairing_method&page=5078",
"results": [
{
"id": 113221,
"name": "CHEERFUL GO #52 Single Elimination",
"director": {
"id": 1220803,
"username": "nobhaete",
"country": "cn",
"icon": "https://user-uploads.online-go.com/1565c13b341c9b8bea6066bd85481ee6-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1888.9322744000406,
"deviation": 72.15366348042531,
"volatility": 0.059833855457567996
}
},
"ranking": 29.64053660062232,
"professional": false,
"ui_class": ""
},
"description": "Hi everyone, welcome and have fun!\n\nSingle elimination tournament every Thursday.",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "chinese",
"time_per_move": 43884,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 43200,
"initial_time": 86400,
"max_time": 172800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 12619,
"name": "Happy Go!!!",
"summary": "Feel free to join and create tournaments!\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday \nSingle Elimination tournaments every Thursday & Monday\n\nSimul McMahon tournaments first day of every month\n\nsdk and ddk on 1st of every tw",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 68,
"icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png"
},
"auto_start_on_max": false,
"time_start": "2024-02-29T04:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 33,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-02-29T04:00:30.355788Z",
"ended": "2024-05-07T02:56:49.963836Z",
"start_waiting": "2024-02-29T04:00:30.283831Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png",
"player_count": 6,
"ranked": true
},
{
"id": 80316,
"name": "Live 19x19 Swiss Tournament 2021-09-19 20:30",
"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 Sitewide Tournament",
"schedule": {
"id": 4,
"name": "Live 19x19 Swiss Tournament",
"rrule": "DTSTART:20251219T080000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:30:39.250689Z",
"last_run": "2025-12-19T08:01:02.843144Z",
"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": "2025-12-19T12:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 36,
"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": "2021-09-19T20:30:55.420519Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2021-09-19T20:30:57.246587Z",
"ended": "2021-09-19T22:41:18.370964Z",
"start_waiting": "2021-09-19T20:30:56.920988Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 6,
"ranked": true
},
{
"id": 4953,
"name": "Beginner's Cup",
"director": {
"id": 128538,
"username": "guatonhide",
"country": "cl",
"icon": "https://user-uploads.online-go.com/1be94844b8d4368649452ca565f75519-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1134.473694472796,
"deviation": 63.893415473586515,
"volatility": 0.06008618117515606
}
},
"ranking": 17.837673530957645,
"professional": false,
"ui_class": ""
},
"description": "A beginner's tournament. 30k-20k only.",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 36,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 30,
"main_time": 600,
"periods": 5
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 363,
"name": "Chilenos Unidos por el Go",
"summary": "Grupo que reúne a los jugadores chilenos de OGS",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 207,
"icon": "https://user-uploads.online-go.com/5073ea9feb7f9b23e5e801ae5c22cfc9-64.png"
},
"auto_start_on_max": false,
"time_start": "2015-02-16T05:18:00Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 0,
"max_ranking": 10,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2015-02-16T05:18:58.198199Z",
"ended": "2015-02-16T06:02:33.059224Z",
"start_waiting": "2015-02-16T05:18:58.039259Z",
"board_size": 13,
"active_round": null,
"icon": "https://user-uploads.online-go.com/5073ea9feb7f9b23e5e801ae5c22cfc9-15.png",
"player_count": 9,
"ranked": true
},
{
"id": 82062,
"name": "Blitz 13x13 Swiss Tournament 2021-11-03 15:30",
"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 Sitewide Tournament",
"schedule": {
"id": 3,
"name": "Blitz 13x13 Swiss Tournament",
"rrule": "DTSTART:20251219T070000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:27:45.234995Z",
"last_run": "2025-12-19T07:01:03.462573Z",
"lead_time_seconds": 1800,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"size": 13,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 10,
"main_time": 300,
"periods": 5
},
"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": "2025-12-19T11:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 13,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 10,
"main_time": 300,
"periods": 5
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2021-11-03T15:30:14.006162Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2021-11-03T15:30:15.531506Z",
"ended": "2021-11-03T16:08:50.005774Z",
"start_waiting": "2021-11-03T15:30:15.372660Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
"player_count": 7,
"ranked": true
},
{
"id": 112930,
"name": "HAPPY GO #59 Double Elimination",
"director": {
"id": 1220803,
"username": "nobhaete",
"country": "cn",
"icon": "https://user-uploads.online-go.com/1565c13b341c9b8bea6066bd85481ee6-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1888.9322744000406,
"deviation": 72.15366348042531,
"volatility": 0.059833855457567996
}
},
"ranking": 29.64053660062232,
"professional": false,
"ui_class": ""
},
"description": "Hi everyone, welcome and have FUN!\n\nDouble elimination tournament every Sunday.",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "chinese",
"time_per_move": 43884,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 43200,
"initial_time": 86400,
"max_time": 172800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 12619,
"name": "Happy Go!!!",
"summary": "Feel free to join and create tournaments!\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday \nSingle Elimination tournaments every Thursday & Monday\n\nSimul McMahon tournaments first day of every month\n\nsdk and ddk on 1st of every tw",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 68,
"icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png"
},
"auto_start_on_max": false,
"time_start": "2024-02-25T04:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 34,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-02-26T05:35:29.462840Z",
"ended": "2024-07-24T04:49:01.470498Z",
"start_waiting": "2024-02-26T05:35:29.342360Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png",
"player_count": 4,
"ranked": true
},
{
"id": 4958,
"name": "Beograd easy 2015",
"director": {
"id": 66704,
"username": "mita va",
"country": "at",
"icon": "https://user-uploads.online-go.com/7a4d02532a68fa46afdbca6ba63e594a-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 818.4001489452892,
"deviation": 67.56653976509406,
"volatility": 0.05911519268512815
}
},
"ranking": 10.277515053060412,
"professional": false,
"ui_class": "supporter"
},
"description": "xfz jrdtr",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 37920,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 172800,
"max_time": 345600,
"time_increment": 36000
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 27,
"name": "Serbian Go Players",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 79,
"icon": "https://user-uploads.online-go.com/a4c7afeabd5c537f0916589346c203bb-64.png"
},
"auto_start_on_max": true,
"time_start": "2015-02-12T10:19:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "slide",
"min_ranking": 0,
"max_ranking": 15,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2015-02-12T10:19:36.049863Z",
"ended": "2015-02-20T19:46:16.300151Z",
"start_waiting": "2015-02-12T10:19:35.855090Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/a4c7afeabd5c537f0916589346c203bb-15.png",
"player_count": 4,
"ranked": true
},
{
"id": 133673,
"name": "Live 19x19 Swiss Tournament 2025-10-23 08:30",
"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:20251219T080000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:30:39.250689Z",
"last_run": "2025-12-19T08:01:02.843144Z",
"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": "2025-12-19T12:00:00Z",
"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": "2025-10-23T08:30:58.236054Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2025-10-23T08:31:58.302848Z",
"ended": "2025-10-23T10:36:25.397619Z",
"start_waiting": "2025-10-23T08:31:58.234242Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 6,
"ranked": true
},
{
"id": 80158,
"name": "🏆Tournament 3🏆",
"director": {
"id": 1025180,
"username": "Arablastta",
"country": "th",
"icon": "https://user-uploads.online-go.com/4a9b4c03173e94e9762b29f2967df19b-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1060.7358548484642,
"deviation": 76.1721511499859,
"volatility": 0.05999153282938013
}
},
"ranking": 16.28185536910649,
"professional": false,
"ui_class": ""
},
"description": "playyyyyyyyyyyyy",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 41280,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 14400,
"initial_time": 2419200,
"max_time": 2419200
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 9970,
"name": " 🏆tournament group🏆",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 3,
"icon": "https://user-uploads.online-go.com/86d11acfab8041a6d352cb2cb586ac7e-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-09-20T10:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-09-20T10:00:29.534843Z",
"ended": "2021-10-03T01:44:17.946162Z",
"start_waiting": "2021-09-20T10:00:29.405234Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/86d11acfab8041a6d352cb2cb586ac7e-15.png",
"player_count": 6,
"ranked": true
},
{
"id": 107856,
"name": "9x9 Open D.E. Cup #97",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1286.2719941592866,
"deviation": 73.02024134436525,
"volatility": 0.060145553827939076
}
},
"ranking": 20.744833617220277,
"professional": false,
"ui_class": ""
},
"description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/10842",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"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": false,
"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": "2023-10-08T19:00:00Z",
"players_start": 8,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-10-04T10:50:31.150045Z",
"ended": "2024-02-25T11:39:02.870796Z",
"start_waiting": "2023-10-04T10:50:30.991520Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
"player_count": 8,
"ranked": true
},
{
"id": 82378,
"name": "Blitz 13x13 Swiss Tournament 2021-11-11 15:30",
"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 Sitewide Tournament",
"schedule": {
"id": 3,
"name": "Blitz 13x13 Swiss Tournament",
"rrule": "DTSTART:20251219T070000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:27:45.234995Z",
"last_run": "2025-12-19T07:01:03.462573Z",
"lead_time_seconds": 1800,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"size": 13,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 10,
"main_time": 300,
"periods": 5
},
"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": "2025-12-19T11:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 13,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 10,
"main_time": 300,
"periods": 5
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2021-11-11T15:30:58.180759Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2021-11-11T15:32:59.944530Z",
"ended": "2021-11-11T16:09:54.694151Z",
"start_waiting": "2021-11-11T15:32:59.791477Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
"player_count": 6,
"ranked": true
}
]
}