HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58767,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-board_size&page=4397",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-board_size&page=4395",
"results": [
{
"id": 35872,
"name": "Live 9x9 Double Elimination Tournament 2018-03-29 14:30",
"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": 2,
"name": "Live 9x9 Double Elimination Tournament",
"rrule": "DTSTART:20251221T140000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:22:51.496184Z",
"last_run": "2025-12-21T14:00:55.712949Z",
"lead_time_seconds": 1800,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"size": 9,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 30,
"main_time": 300,
"periods": 3
},
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclude_provisional": true,
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"settings": {
"num_rounds": "3",
"upper_bar": "20",
"lower_bar": "10",
"group_size": "3",
"maximum_players": 100
},
"next_run": "2025-12-21T18:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 33,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 30,
"main_time": 300,
"periods": 3
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2018-03-29T14:30:18.159563Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2018-03-29T14:30:20.703577Z",
"ended": "2018-03-29T15:03:09.771741Z",
"start_waiting": "2018-03-29T14:30:20.341323Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 5,
"ranked": true
},
{
"id": 86126,
"name": "9x9 D.E. 02/19/2022 ๐ฆ",
"director": {
"id": 584481,
"username": "Mulsiphix",
"country": "us",
"icon": "https://user-uploads.online-go.com/f79dd274bd83ca6fdf5e2c1af119ba63-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1723.508332937557,
"deviation": 67.30621035483453,
"volatility": 0.06024145341136911
}
},
"ranking": 27.51884388340188,
"professional": false,
"ui_class": "supporter"
},
"description": "โ The default tournament pairing method is Strength, to ensure matches remain competitive the entire contest.\n\nโ This is a โHumdrum Correspondence Tournamentโ. Please, avoid delaying your games using the vacation feature or pause. If thatโs the case, the tournament director may call the game for your opponent (always with previous notice).\n\nโ Does NOT pause on the weekend.\n\nโ If this sounds like a good time to you, please join us!\n<HR><BR>\nTournaments are a great way to locate players who are more competitive than your average opponent. A big part of improving your own skills is to have them tested by capable challengers. If you would like to be a part of more New Zealand rule set tournaments, check out our group for weekly opportunities.",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "nz",
"time_per_move": 89280,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 86400,
"initial_time": 259200,
"max_time": 432000
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 3207,
"name": "New Zealand Tournaments",
"summary": "This group exists as a place to enjoy weekly tournaments with competitively minded players using the lesser known but arguably strategically superior New Zealand rule set. All are welcome here ใฝ(โงโกโฆ)ใ",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 592,
"icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-64.png"
},
"auto_start_on_max": true,
"time_start": "2022-02-20T02:00:00Z",
"players_start": 8,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-03-29T22:06:57.122554Z",
"ended": "2022-07-21T10:11:33.025279Z",
"start_waiting": "2022-03-29T22:06:57.032068Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-15.png",
"player_count": 5,
"ranked": true
},
{
"id": 35871,
"name": "03/29/2018",
"director": {
"id": 21742,
"username": "แแแแ",
"country": "ge",
"icon": "https://user-uploads.online-go.com/f776102223e8d2cd0c3eeab1eea726ff-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 2188.217274395995,
"deviation": 97.40479902700517,
"volatility": 0.06013689069472163
}
},
"ranking": 33.04533320130458,
"professional": false,
"ui_class": ""
},
"description": "03/29/2018",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "chinese",
"time_per_move": 41,
"time_control_parameters": {
"period_time": 40,
"main_time": 120,
"system": "byoyomi",
"pause_on_weekends": false,
"time_control": "byoyomi",
"periods": 5,
"speed": "live"
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 692,
"name": "Georgia - แกแแฅแแ แแแแแแก แแแก แคแแแแ แแชแแ",
"summary": "แกแแฅแแ แแแแแแก แแแก แคแแแแ แแชแแแก แฏแแฃแคแจแ แแแฌแแแ แแแแแแ แจแแฃแซแแแแ แแฎแแแแ แกแแฅแแ แแแแแแก แแแฅแแแแฅแแแแก, แ แแแแแแแช แแแ แแแแกแขแ แแ แแแฃแแแแ แแ แแแ แแ แกแแแขแแ แแ แแ แแคแแแจแ แแแแแแแแฃแแ แแฅแแ แกแแฎแแแ แแ แแแแ แ.",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 260,
"icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-64.png"
},
"auto_start_on_max": false,
"time_start": "2018-03-29T18:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2018-03-29T18:00:36.216933Z",
"ended": "2018-03-29T18:24:15.405929Z",
"start_waiting": "2018-03-29T18:00:35.796337Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png",
"player_count": 4,
"ranked": true
},
{
"id": 85502,
"name": "9x9 Open D.E. Cup #3",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1300.591706611277,
"deviation": 72.79881898194881,
"volatility": 0.060145170146909996
}
},
"ranking": 21.00113218387151,
"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": 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": 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": "2022-02-06T21:00:00Z",
"players_start": 8,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-02-05T22:27:21.048773Z",
"ended": "2022-06-24T16:49:26.096599Z",
"start_waiting": "2022-02-05T22:27:20.813312Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
"player_count": 8,
"ranked": true
},
{
"id": 91877,
"name": "Live 9x9 Double Elimination Tournament 2022-06-30 06:30",
"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": 2,
"name": "Live 9x9 Double Elimination Tournament",
"rrule": "DTSTART:20251221T140000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:22:51.496184Z",
"last_run": "2025-12-21T14:00:55.712949Z",
"lead_time_seconds": 1800,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"size": 9,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 30,
"main_time": 300,
"periods": 3
},
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclude_provisional": true,
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"settings": {
"num_rounds": "3",
"upper_bar": "20",
"lower_bar": "10",
"group_size": "3",
"maximum_players": 100
},
"next_run": "2025-12-21T18:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 33,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 30,
"main_time": 300,
"periods": 3
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2022-06-30T06:30:55.206869Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2022-06-30T06:30:56.564748Z",
"ended": "2022-06-30T06:53:34.681807Z",
"start_waiting": "2022-06-30T06:30:56.412414Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 5,
"ranked": true
},
{
"id": 89625,
"name": "Correspondence 9x9 RoundRobin 2022-05-06 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": "2022-05-06T19:00:08.571082Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-05-06T19:01:08.962571Z",
"ended": "2022-06-13T18:29:56.620354Z",
"start_waiting": "2022-05-06T19:01:08.407591Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 9,
"ranked": true
},
{
"id": 111105,
"name": "9x9 Open League #85",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1300.591706611277,
"deviation": 72.79881898194881,
"volatility": 0.060145170146909996
}
},
"ranking": 21.00113218387151,
"professional": false,
"ui_class": ""
},
"description": "Open league for everyone. Tournament will be started as soon as 10 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": 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": "2024-01-07T20:00:00Z",
"players_start": 10,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-01-04T17:02:23.439144Z",
"ended": "2024-02-16T23:41:06.645239Z",
"start_waiting": "2024-01-04T17:02:22.794848Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
"player_count": 10,
"ranked": true
},
{
"id": 119665,
"name": "9x9 New Zealand Handicap League #9",
"director": {
"id": 178104,
"username": "dexonsmith",
"country": "ca",
"icon": "https://user-uploads.online-go.com/448e520df4ffd817b1802a450a4c9058-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1390.7732166446785,
"deviation": 67.55416504748428,
"volatility": 0.06064009346038413
}
},
"ranking": 22.55312076827671,
"professional": false,
"ui_class": "supporter"
},
"description": "All players welcome. 10 players. Starts only when full.\n\nNew Zealand rules. 9x9 board. Handicap games. Round robin.\n\nFor more tournaments and ladders with New Zealand rules: <https://online-go.com/group/14024>",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": -1,
"rules": "nz",
"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": 14024,
"name": "New Zealand Ladders",
"summary": "Group for ladders and tournaments that use New Zealand rules.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 82,
"icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-64.png"
},
"auto_start_on_max": true,
"time_start": "2024-10-24T03:09:00Z",
"players_start": 10,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-10-23T00:18:52.305074Z",
"ended": "2024-12-05T19:40:42.675735Z",
"start_waiting": "2024-10-23T00:18:51.241966Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-15.png",
"player_count": 10,
"ranked": true
},
{
"id": 89839,
"name": "Live 9x9 Double Elimination Tournament 2022-05-10 18:30",
"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": 2,
"name": "Live 9x9 Double Elimination Tournament",
"rrule": "DTSTART:20251221T140000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:22:51.496184Z",
"last_run": "2025-12-21T14:00:55.712949Z",
"lead_time_seconds": 1800,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"size": 9,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 30,
"main_time": 300,
"periods": 3
},
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclude_provisional": true,
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"settings": {
"num_rounds": "3",
"upper_bar": "20",
"lower_bar": "10",
"group_size": "3",
"maximum_players": 100
},
"next_run": "2025-12-21T18:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 33,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 30,
"main_time": 300,
"periods": 3
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2022-05-10T18:30:07.421742Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2022-05-10T18:30:08.513978Z",
"ended": "2022-05-10T19:02:40.218626Z",
"start_waiting": "2022-05-10T18:30:08.271111Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 8,
"ranked": true
},
{
"id": 86759,
"name": "Greg's May 2022 9x9",
"director": {
"id": 839774,
"username": "greg556",
"country": "us",
"icon": "https://secure.gravatar.com/avatar/ab22c240c07a79025a1565e22698dd21?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1352.355170779992,
"deviation": 65.78171266435913,
"volatility": 0.06010244192669599
}
},
"ranking": 21.90463787420026,
"professional": false,
"ui_class": ""
},
"description": "May 9x9 Swiss, slide and strength.\n\nVacation and pauses not allowed, at discretion of director.",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 22560,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 21600,
"initial_time": 86400,
"max_time": 172800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 7162,
"name": "Greg's Tournament Group",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 13,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2022-05-01T17:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-05-01T17:00:01.346824Z",
"ended": "2022-05-22T12:14:05.663630Z",
"start_waiting": "2022-05-01T17:00:01.205058Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 7,
"ranked": true
}
]
}
