HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58217,
"next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=4240",
"previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=4238",
"results": [
{
"id": 131066,
"name": "Handicap Arena 2025 - 064",
"director": {
"id": 526987,
"username": "Gia",
"country": "gr",
"icon": "https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1118.1524226162633,
"deviation": 63.34304401422903,
"volatility": 0.06007366594018232
}
},
"ranking": 17.502203696415506,
"professional": false,
"ui_class": "supporter"
},
"description": "Part of an arena tournament. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as there are 5 players.",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": -1,
"rules": "japanese",
"time_per_move": 88451,
"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": 13655,
"name": "Handicap Arena",
"summary": "Organising arena-type handicap correspondence tournaments.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 95,
"icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png"
},
"auto_start_on_max": true,
"time_start": "2025-08-08T10:00:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-08-06T16:53:28.700422Z",
"ended": null,
"start_waiting": "2025-08-06T16:53:28.526102Z",
"board_size": 19,
"active_round": 1,
"icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png",
"player_count": 5
},
{
"id": 89581,
"name": "Correspondence 13x13 RoundRobin 2022-05-05 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:20251030T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T06:00:14.582400Z",
"last_run": "2025-10-30T19:00:03.218583Z",
"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": "2025-11-02T19:00:00Z",
"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": "2022-05-05T19:00:09.730588Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-05-05T19:01:09.249324Z",
"ended": "2022-06-19T00:59:10.783587Z",
"start_waiting": "2022-05-05T19:01:08.581152Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
"player_count": 10
},
{
"id": 89063,
"name": "柏熙vs焯然",
"director": {
"id": 1125975,
"username": "東東1234",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/7073c3c0c19e1e2362786d7d3cacee04?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1636.613123803098,
"deviation": 92.9778953940374,
"volatility": 0.06000761280908969
}
},
"ranking": 26.321224844663433,
"professional": false,
"ui_class": ""
},
"description": "11111111111",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 50,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 1800,
"period_time": 30,
"periods": 5
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 11450,
"name": "黎老師群組",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 39,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2022-04-23T03:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-04-23T02:44:44.502225Z",
"ended": "2022-04-23T03:06:51.656773Z",
"start_waiting": "2022-04-23T02:44:44.465235Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 2
},
{
"id": 98617,
"name": "9x9 Mini League 10k-25k #116",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1289.3671311913326,
"deviation": 69.4993166285422,
"volatility": 0.06014209339714035
}
},
"ranking": 20.80047220111749,
"professional": false,
"ui_class": ""
},
"description": "Special league for players between 25kyu and 10kyu. 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": 95543,
"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": 681,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
},
"auto_start_on_max": true,
"time_start": "2023-01-08T20:10:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-01-07T03:33:49.359720Z",
"ended": "2023-02-08T07:33:30.823615Z",
"start_waiting": "2023-01-07T03:33:49.211478Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
"player_count": 5
},
{
"id": 89079,
"name": "思瑜vs昊宸",
"director": {
"id": 1125975,
"username": "東東1234",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/7073c3c0c19e1e2362786d7d3cacee04?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1636.613123803098,
"deviation": 92.9778953940374,
"volatility": 0.06000761280908969
}
},
"ranking": 26.321224844663433,
"professional": false,
"ui_class": ""
},
"description": "11111111111",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 50,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 1800,
"period_time": 30,
"periods": 5
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 11450,
"name": "黎老師群組",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 39,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2022-04-23T08:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-04-23T07:43:20.288572Z",
"ended": "2022-04-23T08:24:56.742378Z",
"start_waiting": "2022-04-23T07:43:20.249618Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 2
},
{
"id": 20295,
"name": "Correspondence 9x9 RoundRobin 2016-09-01 01:00",
"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:20251028T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:56:18.340749Z",
"last_run": "2025-10-28T19:00:02.083048Z",
"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": "2025-10-31T19:00:00Z",
"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,
"max_time": 259200,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2016-09-01T01:00:44.715197Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2016-09-01T01:01:04.888703Z",
"ended": "2016-09-26T11:44:57.964589Z",
"start_waiting": "2016-09-01T01:01:00.483538Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 10
},
{
"id": 10920,
"name": "Fight Club´s \"Fair Fights\" #11",
"director": {
"id": 91463,
"username": "petit",
"country": "001",
"icon": "https://user-uploads.online-go.com/fa3db5dae6a1029dc200cabda72dd8d3-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1592.6954080290957,
"deviation": 65.36061228637242,
"volatility": 0.05968997028479681
}
},
"ranking": 25.691518641473003,
"professional": false,
"ui_class": ""
},
"description": "\"enjoy the procedure and the goal will unfold\"\n\nits a fair fight so the handicap is enabled",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": -1,
"rules": "japanese",
"time_per_move": 46080,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"max_time": 259200,
"time_increment": 43200
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 351,
"name": "Fight Club",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 367,
"icon": "https://user-uploads.online-go.com/84c668c6929052e27b769484f8a7a326-64.png"
},
"auto_start_on_max": false,
"time_start": "2015-09-26T18:00:00Z",
"players_start": 2,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2015-09-26T18:00:38.854448Z",
"ended": "2016-08-16T10:24:15.229585Z",
"start_waiting": "2015-09-26T18:00:38.630371Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/84c668c6929052e27b769484f8a7a326-15.png",
"player_count": 15
},
{
"id": 89423,
"name": "Blitz 9x9",
"director": {
"id": 599102,
"username": "🐬⚔️🐬 🍩🥂🕯️🌱",
"country": "bs",
"icon": "https://user-uploads.online-go.com/9f1b3b5e4e9ea8e9cad3ce3456addaf5-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1646.7114093252521,
"deviation": 65.53236576357357,
"volatility": 0.06020281826982568
}
},
"ranking": 26.463626879317594,
"professional": false,
"ui_class": ""
},
"description": "Anyone is welcome, happy blitzing.",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 10,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 30,
"period_time": 10,
"periods": 3
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 10635,
"name": "Blitz ⚡",
"summary": "Welcome,\n\nBlitz style tourneys, please join if you like speedy Go!\n\n\n",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 20,
"icon": "https://user-uploads.online-go.com/beada510a6d27c2fd6dbd356f2a0e5e1-64.png"
},
"auto_start_on_max": false,
"time_start": "2022-05-02T01:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-05-02T01:00:20.775443Z",
"ended": "2022-05-02T01:08:39.364972Z",
"start_waiting": "2022-05-02T01:00:20.695971Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/beada510a6d27c2fd6dbd356f2a0e5e1-15.png",
"player_count": 4
},
{
"id": 11398,
"name": "Prout_00!",
"director": {
"id": 186879,
"username": "Majca",
"country": "001",
"icon": "https://user-uploads.online-go.com/8b391b0f31865f3a86456aa48a41f745-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1296.8458624664727,
"deviation": 69.39072097210521,
"volatility": 0.05999790961327861
}
},
"ranking": 20.934361491786017,
"professional": false,
"ui_class": ""
},
"description": "Finally, we all are present.\nLet's have some fun! :)",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 90240,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 345600,
"max_time": 604800,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 764,
"name": "SKGO",
"summary": "Welcome home",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 8,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2015-10-19T13:59:00Z",
"players_start": 8,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2015-10-08T13:49:54.370043Z",
"ended": "2015-11-11T17:13:44.986936Z",
"start_waiting": "2015-10-08T13:49:53.806527Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 8
},
{
"id": 89553,
"name": "Blitz 9x9",
"director": {
"id": 599102,
"username": "🐬⚔️🐬 🍩🥂🕯️🌱",
"country": "bs",
"icon": "https://user-uploads.online-go.com/9f1b3b5e4e9ea8e9cad3ce3456addaf5-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1646.7114093252521,
"deviation": 65.53236576357357,
"volatility": 0.06020281826982568
}
},
"ranking": 26.463626879317594,
"professional": false,
"ui_class": ""
},
"description": "Anyone is welcome, happy blitzing!",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 10,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 30,
"period_time": 10,
"periods": 3
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 10635,
"name": "Blitz ⚡",
"summary": "Welcome,\n\nBlitz style tourneys, please join if you like speedy Go!\n\n\n",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 20,
"icon": "https://user-uploads.online-go.com/beada510a6d27c2fd6dbd356f2a0e5e1-64.png"
},
"auto_start_on_max": false,
"time_start": "2022-05-05T02:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-05-05T02:00:25.709930Z",
"ended": "2022-05-05T02:02:01.493388Z",
"start_waiting": "2022-05-05T02:00:25.660670Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/beada510a6d27c2fd6dbd356f2a0e5e1-15.png",
"player_count": 2
}
]
}
