HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58805,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=first_pairing_method&page=474",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=first_pairing_method&page=472",
"results": [
{
"id": 109574,
"name": "9x9 Open D.E. Cup #105",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1289.7416508480057,
"deviation": 71.79475733843836,
"volatility": 0.060144319402712386
}
},
"ranking": 20.807195554683112,
"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": "2023-11-19T20:00:00Z",
"players_start": 8,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-11-16T15:25:50.352704Z",
"ended": "2024-03-19T13:46:41.267389Z",
"start_waiting": "2023-11-16T15:25:50.222070Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
"player_count": 8,
"ranked": true
},
{
"id": 17472,
"name": "Blitz 13x13 Swiss Tournament 2016-05-16 19:30",
"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:20251225T070000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:27:45.234995Z",
"last_run": "2025-12-25T07:00:11.180937Z",
"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": "2025-12-25T11:00:00Z",
"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": "2016-05-16T19:30:53.359765Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2016-05-16T19:30:55.085002Z",
"ended": "2016-05-16T20:16:06.644463Z",
"start_waiting": "2016-05-16T19:30:54.679461Z",
"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
},
{
"id": 58584,
"name": "Live 19x19 Swiss Tournament 2020-04-06 16:30",
"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:20251225T080000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:30:39.250689Z",
"last_run": "2025-12-25T08:00:11.210171Z",
"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": "2025-12-25T12:00:00Z",
"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": "2020-04-06T16:30:02.746228Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2020-04-06T16:30:04.775799Z",
"ended": "2020-04-06T18:17:06.731638Z",
"start_waiting": "2020-04-06T16:30:03.744350Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 9,
"ranked": true
},
{
"id": 61752,
"name": "First 9x9 tourny for the universe.",
"director": {
"id": 622823,
"username": "MrSuth",
"country": "gb",
"icon": "https://user-uploads.online-go.com/a67b4fec70f832da8e714ed1dea0d839-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1390.6809633316159,
"deviation": 62.7562486869202,
"volatility": 0.05999371942931435
}
},
"ranking": 22.55158512248858,
"professional": false,
"ui_class": "supporter"
},
"description": "9x9 let's go.",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 12,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 240,
"period_time": 10,
"periods": 3
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 5519,
"name": "BSC GO",
"summary": "",
"require_invitation": true,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 10,
"icon": "https://user-uploads.online-go.com/ef9477f87ad4d190ffab53eba8347ec3-64.png"
},
"auto_start_on_max": false,
"time_start": "2020-06-10T16:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2020-06-10T15:09:41.374704Z",
"ended": "2020-06-10T15:50:45.309360Z",
"start_waiting": "2020-06-10T15:09:40.949692Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/ef9477f87ad4d190ffab53eba8347ec3-15.png",
"player_count": 7,
"ranked": true
},
{
"id": 102461,
"name": "13x13 Spring League 2023",
"director": {
"id": 1252765,
"username": "KatNoire",
"country": "un",
"icon": "https://user-uploads.online-go.com/d798a462581639c7be0f220400b2b60f-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1474.1058774576727,
"deviation": 63.78024967595756,
"volatility": 0.05995328684214665
}
},
"ranking": 23.900259960522494,
"professional": false,
"ui_class": ""
},
"description": "Moderate speed on the medium board. Don't let the correspondence tortoise icon fool you; embrace your inner hare!\n\nSimul McMahon format.\nAll ranks except provisional welcome.\nNo handicap.\nPaused on weekends.",
"schedule": null,
"title": null,
"tournament_type": "s_mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 46121,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 43200,
"initial_time": 172800,
"max_time": 259200
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 161,
"name": "13x13",
"summary": "Like to play on a 13 x 13 board?",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 51,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2023-05-13T15:00:00Z",
"players_start": 8,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-05-13T15:00:00.962888Z",
"ended": "2023-10-24T13:52:24.847307Z",
"start_waiting": "2023-05-13T15:00:00.190248Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 16,
"ranked": true
},
{
"id": 60888,
"name": "Jia yu vs Darryl",
"director": {
"id": 756229,
"username": "mrrabbuit",
"country": "sg",
"icon": "https://user-uploads.online-go.com/95a91e6b595a49e91968bd28f3e90ce4-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1348.0847977490964,
"deviation": 156.13884872211037,
"volatility": 0.05999992557636363
}
},
"ranking": 21.831420754602473,
"professional": false,
"ui_class": ""
},
"description": "22 May 2020",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "chinese",
"time_per_move": 0,
"time_control_parameters": {
"system": "none",
"time_control": "none",
"speed": "correspondence",
"pause_on_weekends": false
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 5118,
"name": "SP Weiqi 2020/2021",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 21,
"icon": "https://user-uploads.online-go.com/8d7f8244283feaafac5174b82851f2fa-64.png"
},
"auto_start_on_max": true,
"time_start": "2020-05-22T11:00:00Z",
"players_start": 2,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2020-05-22T10:51:07.234288Z",
"ended": "2020-05-25T11:08:52.261573Z",
"start_waiting": "2020-05-22T10:51:07.100112Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/8d7f8244283feaafac5174b82851f2fa-15.png",
"player_count": 2,
"ranked": true
},
{
"id": 101115,
"name": "Go to Go",
"director": {
"id": 1123891,
"username": "LiLanLü",
"country": "ch",
"icon": "https://user-uploads.online-go.com/f9525427bc1fa96962fe8662a80cf619-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1509.8226803725813,
"deviation": 61.52106778503007,
"volatility": 0.060070520901857716
}
},
"ranking": 24.45448467693179,
"professional": false,
"ui_class": ""
},
"description": "Tournoi de go de 16h à Moissac",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 41,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "live",
"pause_on_weekends": false,
"time_increment": 30,
"initial_time": 300,
"max_time": 300
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 12279,
"name": "Les Génies - Club de Go Suisse (Coinsins) et France (Moissac)",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 94,
"icon": "https://user-uploads.online-go.com/3a4d1df61959a49c01c9ffc5aff5eb6d-64.png"
},
"auto_start_on_max": false,
"time_start": "2023-03-14T15:30:00Z",
"players_start": 2,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2023-03-14T15:27:58.808998Z",
"ended": "2023-03-14T16:03:17.095192Z",
"start_waiting": "2023-03-14T15:27:58.637850Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/3a4d1df61959a49c01c9ffc5aff5eb6d-15.png",
"player_count": 7,
"ranked": true
},
{
"id": 115008,
"name": "World battles 2024",
"director": {
"id": 1051076,
"username": "Qwentum",
"country": "ru",
"icon": "https://user-uploads.online-go.com/ec85d2c66ad78a73ad60a339509b683b-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1672.201885004939,
"deviation": 66.13957624981428,
"volatility": 0.05971446778159609
}
},
"ranking": 26.819234913093236,
"professional": false,
"ui_class": ""
},
"description": "World battles 2024",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 88451,
"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": 10103,
"name": "World battles",
"summary": "World tournament s",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 47,
"icon": "https://user-uploads.online-go.com/82ea34b6c5f487db027b73c2d1b9e9ca-64.png"
},
"auto_start_on_max": false,
"time_start": "2024-05-01T20:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-04-30T16:31:21.837612Z",
"ended": null,
"start_waiting": "2024-04-30T16:31:18.937193Z",
"board_size": 19,
"active_round": 3,
"icon": "https://user-uploads.online-go.com/82ea34b6c5f487db027b73c2d1b9e9ca-15.png",
"player_count": 100,
"ranked": true
},
{
"id": 17060,
"name": "Blitz 13x13 Swiss Tournament 2016-05-01 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:20251225T070000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:27:45.234995Z",
"last_run": "2025-12-25T07:00:11.180937Z",
"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": "2025-12-25T11:00:00Z",
"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": "2016-05-01T15:30:17.032865Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2016-05-01T15:30:18.840443Z",
"ended": "2016-05-01T16:21:09.506470Z",
"start_waiting": "2016-05-01T15:30:18.658891Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
"player_count": 8,
"ranked": true
},
{
"id": 97859,
"name": "NY Go Family Simultaneous McMahon",
"director": {
"id": 92207,
"username": "go-ya",
"country": "us",
"icon": "https://user-uploads.online-go.com/1336020a7142abda7a94f817624ad161-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1673.2705897752394,
"deviation": 61.68889054180497,
"volatility": 0.06007575002399237
}
},
"ranking": 26.83402535986004,
"professional": false,
"ui_class": ""
},
"description": "Settle all disputes of who is the most winningest in the NY go club. Sanbango with everyone you know!",
"schedule": null,
"title": null,
"tournament_type": "s_mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 88451,
"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": 4589,
"name": "Gotham Go Group - Manhattan",
"summary": "A casual meeting of go players on the Upper West Side of Manhattan. Now meeting online during the COVID-19 pandemic.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 88,
"icon": "https://user-uploads.online-go.com/3b3ee124afce29450a8ce644ef6f17d9-64.png"
},
"auto_start_on_max": true,
"time_start": "2022-12-24T16:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2022-12-24T16:00:35.008761Z",
"ended": "2023-12-27T18:38:18.593353Z",
"start_waiting": "2022-12-24T16:00:33.860024Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/3b3ee124afce29450a8ce644ef6f17d9-15.png",
"player_count": 17,
"ranked": true
}
]
}