HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58384,
"next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-board_size&page=645",
"previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-board_size&page=643",
"results": [
{
"id": 68862,
"name": "12月12日 上午常規B班",
"director": {
"id": 818416,
"username": "傳碁學園",
"country": "un",
"icon": "https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1898.3468207617877,
"deviation": 71.28817954667363,
"volatility": 0.06041644550084839
}
},
"ranking": 29.755630942351214,
"professional": false,
"ui_class": ""
},
"description": "12月12日 上午常規B班",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 23,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 300,
"period_time": 20,
"periods": 3
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 6399,
"name": "傳碁 B班",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 53,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2020-12-12T05:15:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2020-12-12T05:11:44.278379Z",
"ended": "2020-12-12T05:39:21.308278Z",
"start_waiting": "2020-12-12T05:11:44.199312Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 3
},
{
"id": 51716,
"name": "Correspondence 19x19 RoundRobin 2019-09-05 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": 6,
"name": "Correspondence 19x19 RoundRobin",
"rrule": "DTSTART:20251116T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:58:31.027016Z",
"last_run": "2025-11-16T19:00:05.489289Z",
"lead_time_seconds": 86400,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"size": 19,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"pause_on_weekends": true,
"max_time": 432000,
"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": "2025-11-19T19:00:00Z",
"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": 432000,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2019-09-05T19:00:18.002481Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-09-05T19:00:32.314824Z",
"ended": "2020-03-04T16:12:12.581553Z",
"start_waiting": "2019-09-05T19:00:25.698179Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 10
},
{
"id": 121036,
"name": "19x19 New Zealand Open D.E. #15",
"director": {
"id": 178104,
"username": "dexonsmith",
"country": "ca",
"icon": "https://user-uploads.online-go.com/448e520df4ffd817b1802a450a4c9058-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1375.8309914548945,
"deviation": 67.96862811490783,
"volatility": 0.06063903861397135
}
},
"ranking": 22.303055453106015,
"professional": false,
"ui_class": "supporter"
},
"description": "All players welcome. 8 players. Starts only when full.\n\nNew Zealand rules. 19x19 board. Even games. Double-elimination.\n\nFor more tournaments and ladders with New Zealand rules: <https://online-go.com/group/14024>",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "nz",
"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": 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": 81,
"icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-64.png"
},
"auto_start_on_max": true,
"time_start": "2024-11-16T04:19:00Z",
"players_start": 8,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-11-14T05:00:03.700696Z",
"ended": null,
"start_waiting": "2024-11-14T05:00:03.537789Z",
"board_size": 19,
"active_round": 5,
"icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-15.png",
"player_count": 8
},
{
"id": 87341,
"name": "Honinbo Main 2018 Title Match - Board 2",
"director": {
"id": 40318,
"username": "gamesorry",
"country": "cn",
"icon": "https://secure.gravatar.com/avatar/801cba34b77e0105326c402cc482cb09?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 2037.6915796724338,
"deviation": 69.68085573692971,
"volatility": 0.060155568684333575
}
},
"ranking": 31.395442104274068,
"professional": false,
"ui_class": "supporter"
},
"description": "<!-- \nHoninbo Main 2018 Title Match - Board 2\n-->\n\nTitle Holder: \n<a style=\"color:red\" href='https://online-go.com/user/view/43936/'>Sadaharu [Honinbo] x1+1</a>\n\n<table style=\"text-align:center;empty-cells:hide;table-layout:fixed;border:1px solid\">\n<tr>\n\t<td style=\"text-align:center\"><b>Edition</b></td>\n\t<td style=\"text-align:center\"><b>Year</b></td>\n\t<td style=\"text-align:center\"><b>Title</b></td>\n\t<td style=\"text-align:center\"><b>Class</b></td>\n\t<td style=\"text-align:center\"><b>Player 1</b></td>\n\t<td style=\"text-align:center\"><b>Player 2</b></td>\n\t<td></td>\n\t<td></td>\n\t<td><b>Matches</b></td>\n\t<td></td>\n\t<td></td>\n</tr>\n<tr>\n\t<td>12th</td>\n\t<td>2018</td>\n\t<td style=\"color:red\">Honinbo</td>\n\t<td>Main</td>\n\t<td><a style=\"color:red\" href='https://online-go.com/player/43936/'>Sadaharu [Honinbo]</a></td>\n\t<td><a href='https://online-go.com/player/51811/bigko'>bigko [6d]</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/game/view/42297311'>Board 1</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/87341'>Board 2</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/87342'>Board 3</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/87434'>Board 4</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/87344'>Board 5</a></td>\n</tr>\n</table>\n\nTitle Tournament: <a href='https://online-go.com/tournament/37246'>Honinbo Main Title Tournament 2018</a>\n\nNote:\n- Bots and use of AI are prohibited in this tournament and violators will be disqualified.",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 93120,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 86400,
"initial_time": 604800,
"max_time": 604800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 515,
"name": "OGS Title Tournaments",
"summary": "Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 2947,
"icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png"
},
"auto_start_on_max": false,
"time_start": "2022-03-30T08:33:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "invite",
"started": "2022-03-30T08:33:46.267009Z",
"ended": "2022-05-03T13:42:46.660133Z",
"start_waiting": "2022-03-30T08:33:46.221035Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png",
"player_count": 2
},
{
"id": 86832,
"name": "Meijin Main 2018 Title Match - Board 5",
"director": {
"id": 40318,
"username": "gamesorry",
"country": "cn",
"icon": "https://secure.gravatar.com/avatar/801cba34b77e0105326c402cc482cb09?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 2037.6915796724338,
"deviation": 69.68085573692971,
"volatility": 0.060155568684333575
}
},
"ranking": 31.395442104274068,
"professional": false,
"ui_class": "supporter"
},
"description": "<!-- \nMeijin Main 2018 Title Match - Board 1\n-->\n\nTitle Holder: \n<a style=\"color:green\" href='https://online-go.com/player/34437/Lomis'>Lomis [Meijin] x1</a>\n\n<table style=\"text-align:center;empty-cells:hide;table-layout:fixed;border:1px solid\">\n<tr>\n\t<td style=\"text-align:center\"><b>Edition</b></td>\n\t<td style=\"text-align:center\"><b>Title</b></td>\n\t<td style=\"text-align:center\"><b>Class</b></td>\n\t<td style=\"text-align:center\"><b>Year</b></td>\n\t<td style=\"text-align:center\"><b>Player 1</b></td>\n\t<td style=\"text-align:center\"><b>Player 2</b></td>\n\t<td></td>\n\t<td></td>\n\t<td><b>Matches</b></td>\n\t<td></td>\n\t<td></td>\n</tr>\n<tr>\n\t<td>12th</td>\n\t<td style=\"color:green\">Meijin</td>\n\t<td>Main</td>\n\t<td>2018</td>\n\t<td><a style=\"color:green\" href='https://online-go.com/player/34437/Lomis'>Lomis [Meijin]</a></td>\n\t<td><a href='https://online-go.com/user/view/43936'>Sadaharu [5d]</a></td>\n\t<td><a href='https://online-go.com/game/view/41795013'>Board 1</a></td>\n\t<td><a href='https://online-go.com/game/view/41935085'>Board 2</a></td>\n\t<td><a href='https://online-go.com/game/view/41935121'>Board 3</a></td>\n\t<td><a href='https://online-go.com/game/view/42010827'>Board 4</a></td>\n\t<td><a href='https://online-go.com/tournament/86832'>Board 5</a></td>\n</tr>\n</table>\n\n\nTitle Tournament: <a style=\"color:green\" href='https://online-go.com/tournament/32508'>Meijin Main Title Tournament 2018</a>\n\nNote:\n- Bots and use of AI are prohibited in this tournament and violators will be disqualified.",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 93120,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 86400,
"initial_time": 604800,
"max_time": 604800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 515,
"name": "OGS Title Tournaments",
"summary": "Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 2947,
"icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png"
},
"auto_start_on_max": false,
"time_start": "2022-03-14T04:40:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "invite",
"started": "2022-03-14T04:40:48.683667Z",
"ended": "2022-08-08T01:39:26.174346Z",
"start_waiting": "2022-03-14T04:40:48.634020Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png",
"player_count": 2
},
{
"id": 59764,
"name": "selfplay 6",
"director": {
"id": 767655,
"username": "katrain-dev",
"country": "dk",
"icon": "https://user-uploads.online-go.com/36d10f42fd3c0c022fd41d5aea21641c-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 2217.5714941400106,
"deviation": 65.77264340022225,
"volatility": 0.060296695904283736
}
},
"ranking": 33.35381836857881,
"professional": false,
"ui_class": "bot"
},
"description": "selfplay 6",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"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": 5460,
"name": "KaTrain",
"summary": "",
"require_invitation": true,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 15,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2020-04-28T09:30:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2020-04-28T09:30:10.076241Z",
"ended": "2020-04-28T09:39:28.250740Z",
"start_waiting": "2020-04-28T09:30:09.471417Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 7
},
{
"id": 5222,
"name": "Puri 2015",
"director": {
"id": 66704,
"username": "mita va",
"country": "at",
"icon": "https://user-uploads.online-go.com/7a4d02532a68fa46afdbca6ba63e594a-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 785.1597075059933,
"deviation": 64.20325739290888,
"volatility": 0.05914209037110667
}
},
"ranking": 9.31761765418374,
"professional": false,
"ui_class": "supporter"
},
"description": "njio gw",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 22560,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 86400,
"max_time": 259200,
"time_increment": 21600
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 102,
"name": "India Go Club - AIGP",
"summary": "Affiliated with **Association of Indian Go Players** - [AIGP](https://aigp.org.in).\n\nThis is a group for all Indians who play go and reside in or around India. We are also happy to have any go player around the planet, interested in meeting and networking ",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 236,
"icon": "https://user-uploads.online-go.com/9c775ca930451450cefbcdd80b14c02e-64.png"
},
"auto_start_on_max": true,
"time_start": "2015-02-27T15:57:00Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slide",
"min_ranking": 10,
"max_ranking": 14,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2015-02-27T15:57:22.417138Z",
"ended": "2015-03-14T10:22:13.704411Z",
"start_waiting": "2015-02-27T15:57:22.338260Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/9c775ca930451450cefbcdd80b14c02e-15.png",
"player_count": 4
},
{
"id": 51757,
"name": "Круговой турнир по переписке",
"director": {
"id": 476709,
"username": "mathbatler",
"country": "ru",
"icon": "https://user-uploads.online-go.com/985be3efde248672814bbe8d30f6ff3b-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1740.3367934842704,
"deviation": 62.365133330567964,
"volatility": 0.060016174356212044
}
},
"ranking": 27.74378576884445,
"professional": false,
"ui_class": ""
},
"description": "Каждый играет с каждым.",
"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": true,
"time_increment": 86400,
"initial_time": 259200,
"max_time": 604800
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 3922,
"name": "Гудзуми-Юсей",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 103,
"icon": "https://user-uploads.online-go.com/d9805b8d0e97919dd033d6a28e59afa4-64.png"
},
"auto_start_on_max": true,
"time_start": "2019-09-07T18:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2019-09-06T06:07:26.845947Z",
"ended": "2019-12-13T19:52:24.768638Z",
"start_waiting": "2019-09-06T06:07:22.168560Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/d9805b8d0e97919dd033d6a28e59afa4-15.png",
"player_count": 10
},
{
"id": 74815,
"name": "May 16 Handicap tournament",
"director": {
"id": 380817,
"username": "döskee",
"country": "zz",
"icon": "https://user-uploads.online-go.com/9b2153c750a7384cdad630699b7e138d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1372.140474541267,
"deviation": 60.17815914639806,
"volatility": 0.05864162661514656
}
},
"ranking": 22.24087466340519,
"professional": false,
"ui_class": ""
},
"description": "Chinese rules",
"schedule": null,
"title": null,
"tournament_type": "s_mcmahon",
"handicap": -1,
"rules": "chinese",
"time_per_move": 262080,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "correspondence",
"pause_on_weekends": true,
"main_time": 259200,
"period_time": 259200,
"periods": 3
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 3,
"name": "OGS",
"summary": "An open group for folks' who like OGS!",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 1769,
"icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-05-16T06:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-05-16T06:00:31.452989Z",
"ended": "2022-06-21T23:28:23.253171Z",
"start_waiting": "2021-05-16T06:00:30.305129Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png",
"player_count": 14
},
{
"id": 54468,
"name": "i like go",
"director": {
"id": 705961,
"username": "DiegoIsCool34.5",
"country": "_DOOP",
"icon": "https://secure.gravatar.com/avatar/2802999202ab68db89f84720b6bc3acd?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1228.7270811467336,
"deviation": 135.1977064140616,
"volatility": 0.059998180693635494
}
},
"ranking": 19.685272763583942,
"professional": false,
"ui_class": ""
},
"description": "i like go",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"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": 4185,
"name": "East STEAM Go 2024",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 121,
"icon": "https://user-uploads.online-go.com/f71542d89d8f9dddb63f3550f041e454-64.png"
},
"auto_start_on_max": false,
"time_start": "2019-12-04T19:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-12-05T07:49:59.447721Z",
"ended": "2020-03-14T22:01:41.815669Z",
"start_waiting": "2019-12-05T07:49:59.008200Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/f71542d89d8f9dddb63f3550f041e454-15.png",
"player_count": 4
}
]
}
