HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 57750,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=510",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=508",
"results": [
{
"id": 63380,
"name": "Braila Blitz 13x13 Fisher time- ed4",
"director": {
"id": 464199,
"username": "dr.toma",
"country": "ro",
"icon": "https://secure.gravatar.com/avatar/0a3da26e9a517da4b0a4fb4ba8e80dc1?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1750.2311622438756,
"deviation": 64.4831544298554,
"volatility": 0.06003163428164448
}
},
"ranking": 27.87502816445169,
"professional": false,
"ui_class": ""
},
"description": "Braila Blitz 13x13 Fisher time- ed4 dublu Knock-Out",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 16,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "live",
"pause_on_weekends": false,
"time_increment": 15,
"initial_time": 120,
"max_time": 120
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 2993,
"name": "Asociația de Go Brăila",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 26,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/97a4fe5337f2c4f846c9bfa27ce9e6c7-64.png"
},
"auto_start_on_max": false,
"time_start": "2020-07-24T18:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-07-24T18:12:26.315575Z",
"ended": "2020-07-24T19:53:39.529853Z",
"start_waiting": "2020-07-24T18:12:25.875502Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/97a4fe5337f2c4f846c9bfa27ce9e6c7-15.png",
"player_count": 4
},
{
"id": 63711,
"name": "Fast correspondent",
"director": {
"id": 770232,
"username": "Jaedon R",
"country": "us",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/32563c1fb86fc3baeb8768c7e03f200f-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1611.7164474740453,
"deviation": 65.49440786675909,
"volatility": 0.0601787208189553
}
},
"ranking": 25.96635362202234,
"professional": false,
"ui_class": ""
},
"description": "Fast!!",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 87360,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 86400,
"initial_time": 86400,
"max_time": 172800
},
"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": 17418,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/88a1228e25c41184ceaf4c4683299256-64.png"
},
"auto_start_on_max": false,
"time_start": "2020-08-01T01:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-08-01T01:00:19.514290Z",
"ended": "2020-09-20T14:09:05.868658Z",
"start_waiting": "2020-08-01T01:00:19.045974Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/88a1228e25c41184ceaf4c4683299256-15.png",
"player_count": 5
},
{
"id": 64820,
"name": "θρΠνΧΨεΔαβΓ",
"director": {
"id": 745958,
"username": "Quiwui",
"country": "019",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/bbc774f8a948b05fb0fbbcf8eb9db9dc-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 837.9145336131198,
"deviation": 67.10597444418325,
"volatility": 0.0600358539539277
}
},
"ranking": 10.823038092322035,
"professional": false,
"ui_class": ""
},
"description": "θρΠνΧΨεΔαβΓθρΠνΧΨεΔαβΓθρΠνΧΨεΔαβΓθρΠνΧΨεΔαβΓθρΠνΧΨεΔαβΓθρΠνΧΨεΔαβΓθρΠνΧΨεΔαβΓθρΠνΧΨεΔαβΓθρΠνΧΨεΔαβΓθρΠνΧΨεΔαβΓ...",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 31,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 120,
"period_time": 30,
"periods": 2
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 4806,
"name": "COIN Centro de Inteligencias",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 66,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2020-08-29T00:39:00Z",
"players_start": 2,
"first_pairing_method": "random",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2020-08-29T00:39:33.355497Z",
"ended": "2020-08-29T01:36:39.927838Z",
"start_waiting": "2020-08-29T00:39:33.120909Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 5
},
{
"id": 62651,
"name": "2020 Summer Go Cup",
"director": {
"id": 720484,
"username": "JtaoOMG",
"country": "cn",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/b79de628ffd7e4fe1a54a7c2b38163e5-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1866.3720336200906,
"deviation": 64.63461166642907,
"volatility": 0.06005553853146774
}
},
"ranking": 29.36238292017167,
"professional": false,
"ui_class": ""
},
"description": "2020 Summer Go Cup. Doesn't pause on the weekends. If you extend the time by playing a move on the last hour when your time is about to time out, that will mean auto disqualify for you. Enjoy!",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "chinese",
"time_per_move": 17280,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 14400,
"initial_time": 259200,
"max_time": 259200
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 2514,
"name": "Continental and World Go Cups Group",
"summary": "You want to become World Champion or a Continental champion? Join us :)",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 521,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/c1c2b263d212f80b7dfe72721f68c8e4-64.png"
},
"auto_start_on_max": false,
"time_start": "2020-07-05T04:00:00Z",
"players_start": 1,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 34,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-07-03T01:54:11.366884Z",
"ended": "2020-08-15T12:32:28.304378Z",
"start_waiting": "2020-07-03T01:54:11.160503Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/c1c2b263d212f80b7dfe72721f68c8e4-15.png",
"player_count": 8
},
{
"id": 61130,
"name": "Fast Correspondence Mini-Tournament (4k-1k)",
"director": {
"id": 597921,
"username": "CitrusRootWeevil",
"country": "us",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/9f0d55a036f99b11f4bf001bd22dee66-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1254.1015935470386,
"deviation": 61.190379488607256,
"volatility": 0.05972556781368316
}
},
"ranking": 20.158475301506467,
"professional": false,
"ui_class": "supporter"
},
"description": "Two moves per day keeps the timeout away. Games do not pause on weekends.\n\nPlease avoid delaying your games; plan not to take vacation until your tournament participation is finished.\n\nAnalysis is enabled to allow the use of conditional moves.",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 45120,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 43200,
"initial_time": 172800,
"max_time": 172800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 508,
"name": "Fast Correspondence",
"summary": "Tournaments for people who like to play quick correspondence games.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 788,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
},
"auto_start_on_max": false,
"time_start": "2020-06-03T14:00:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 26,
"max_ranking": 29,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-06-04T12:22:26.394733Z",
"ended": "2020-07-19T08:36:24.410729Z",
"start_waiting": "2020-06-04T12:22:25.567083Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
"player_count": 5
},
{
"id": 92884,
"name": "9x9 Mini League 1k-9k #33",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1284.2169301048862,
"deviation": 68.90197515087772,
"volatility": 0.06012485639238626
}
},
"ranking": 20.707817512971413,
"professional": false,
"ui_class": ""
},
"description": "Special league for players between 9kyu and 1kyu. Tournament will be started as soon as 5 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": 89280,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 86400,
"initial_time": 259200,
"max_time": 604800
},
"is_open": true,
"exclude_provisional": true,
"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": 674,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/524010f9e013f409bdc23336febde936-64.png"
},
"auto_start_on_max": true,
"time_start": "2022-08-07T20:00:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 21,
"max_ranking": 29,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-08-02T03:25:01.638204Z",
"ended": "2022-09-05T15:43:06.208403Z",
"start_waiting": "2022-08-02T03:25:01.457397Z",
"board_size": 9,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/524010f9e013f409bdc23336febde936-15.png",
"player_count": 5
},
{
"id": 63760,
"name": "Ninja warrior super battle 3",
"director": {
"id": 809304,
"username": "潘溢熙",
"country": "hk",
"icon": "https://secure.gravatar.com/avatar/c67d77efc504e46f6a81d1933dd7f2d8?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1461.0705207393687,
"deviation": 64.97947709980409,
"volatility": 0.05990921865162056
}
},
"ranking": 23.694636549142736,
"professional": false,
"ui_class": ""
},
"description": "Let’s play go!",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 40,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "live",
"pause_on_weekends": false,
"time_increment": 40,
"initial_time": 40,
"max_time": 210
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 6406,
"name": "Ninja warrior",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 0,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2020-07-31T23:20:00Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-07-31T23:20:15.068698Z",
"ended": "2020-07-31T23:34:02.333482Z",
"start_waiting": "2020-07-31T23:20:14.810984Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 6
},
{
"id": 63309,
"name": "SDN17リーグ戦の実験(通信対局)",
"director": {
"id": 762903,
"username": "Y.Ima-san",
"country": "jp",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/528dd4223c6265a9a826cea70bf2e073-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1504.1049960808625,
"deviation": 66.17230474107512,
"volatility": 0.059686703776992894
}
},
"ranking": 24.366649423831145,
"professional": false,
"ui_class": ""
},
"description": "グループを作ったので、sdnのリーグ戦の実験として、総当たり戦を作ってみました。\n通信対局で、置き石自動設定です。",
"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": 6324,
"name": "SDN17",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 3,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2020-07-21T03:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2020-07-20T05:11:46.864984Z",
"ended": "2020-08-17T15:37:36.325598Z",
"start_waiting": "2020-07-20T05:11:46.736893Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 3
},
{
"id": 68739,
"name": "Correspondence 9x9 RoundRobin 2020-12-09 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:20250916T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:56:18.340749Z",
"last_run": "2025-09-16T19:00:34.766673Z",
"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": "2025-09-19T19:00:00Z",
"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": 259200,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2020-12-09T19:00:55.908669Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-12-09T19:00:59.864366Z",
"ended": "2021-01-08T20:53:38.860688Z",
"start_waiting": "2020-12-09T19:00:57.644893Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 10
},
{
"id": 64004,
"name": "Correspondence 13x13 RoundRobin 2020-08-07 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": 7,
"name": "Correspondence 13x13 RoundRobin",
"rrule": "DTSTART:20250915T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T06:00:14.582400Z",
"last_run": "2025-09-15T19:00:34.785194Z",
"lead_time_seconds": 86400,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"size": 13,
"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": "2025-09-18T19:00:00Z",
"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": "2020-08-07T19:00:23.671223Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-08-07T19:01:24.803775Z",
"ended": "2020-09-10T11:41:05.143080Z",
"start_waiting": "2020-08-07T19:01:21.802421Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
"player_count": 9
}
]
}
