HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58115,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=board_size&page=5410",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=board_size&page=5408",
"results": [
{
"id": 9519,
"name": "Baja 19x19 20k-16k",
"director": {
"id": 66704,
"username": "mita va",
"country": "at",
"icon": "https://user-uploads.online-go.com/7a4d02532a68fa46afdbca6ba63e594a-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 781.9005775635184,
"deviation": 62.9938029729581,
"volatility": 0.0591485419552631
}
},
"ranking": 9.221324017402798,
"professional": false,
"ui_class": "supporter"
},
"description": "sert jhzet",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 87360,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 86400,
"max_time": 604800,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 91,
"name": "Magyar",
"summary": "Hungarian go players",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 86,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2015-10-01T17:03:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 10,
"max_ranking": 14,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2015-10-01T17:03:05.559760Z",
"ended": "2017-07-02T05:51:26.105430Z",
"start_waiting": "2015-10-01T17:03:05.199328Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 29
},
{
"id": 121908,
"name": "Blitz 19x19 Elimination Tournament 2024-11-06 13:30",
"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 Site-wide Tournament",
"schedule": {
"id": 1,
"name": "Blitz 19x19 Elimination Tournament",
"rrule": "DTSTART:20251020T090000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:06:42.010011Z",
"last_run": "2025-10-20T09:00:46.311983Z",
"lead_time_seconds": 1800,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"size": 19,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 10,
"main_time": 120,
"periods": 5
},
"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": "2025-10-20T13:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 11,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 10,
"main_time": 120,
"periods": 5
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2024-11-06T13:30:35.504342Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2024-11-06T13:31:35.669223Z",
"ended": "2024-11-06T14:24:33.685084Z",
"start_waiting": "2024-11-06T13:31:35.505815Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 7
},
{
"id": 121881,
"name": "19x19 no.4",
"director": {
"id": 1163256,
"username": "Wiangsak",
"country": "142",
"icon": "https://secure.gravatar.com/avatar/e850c31c8246c4b55019cbf40b282f6d?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1244.4366302648737,
"deviation": 62.46972636030717,
"volatility": 0.06029405639316871
}
},
"ranking": 19.97937456664894,
"professional": false,
"ui_class": ""
},
"description": "ซ้อมกัน แบบพบกันหมด",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 88451,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "correspondence",
"pause_on_weekends": false,
"main_time": 259200,
"period_time": 86400,
"periods": 3
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 14715,
"name": "CP GO Tournament",
"summary": "",
"require_invitation": false,
"is_public": false,
"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": "2024-11-06T13:00:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2024-11-06T12:22:06.395826Z",
"ended": "2024-11-09T13:29:23.946486Z",
"start_waiting": "2024-11-06T12:22:05.808064Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 5
},
{
"id": 102561,
"name": "Elimanation tournament",
"director": {
"id": 1333360,
"username": "1wuryd",
"country": "cn",
"icon": "https://user-uploads.online-go.com/09df0c62018124939bfa3b81283f554c-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1127.6000700937311,
"deviation": 162.59080438930707,
"volatility": 0.0600029206577095
}
},
"ranking": 17.696984136456305,
"professional": false,
"ui_class": "provisional"
},
"description": "Tournament for begginers",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 95,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 600,
"period_time": 90,
"periods": 5
},
"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": 17502,
"icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
},
"auto_start_on_max": false,
"time_start": "2023-04-29T23:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 21,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-11-26T07:28:16.966789Z",
"ended": "2024-11-26T08:02:06.020638Z",
"start_waiting": "2024-11-26T07:28:16.895701Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
"player_count": 4
},
{
"id": 2704,
"name": "Let's have good games!",
"director": {
"id": 20675,
"username": "RaikB",
"country": "de",
"icon": "https://secure.gravatar.com/avatar/3d9fb2e977ccdddcc8efeb8fc6efc3ae?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1780.665751010124,
"deviation": 65.40966971956041,
"volatility": 0.0596596409427389
}
},
"ranking": 28.274121197571755,
"professional": false,
"ui_class": ""
},
"description": " ",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 91200,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 432000,
"max_time": 604800,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 78,
"name": "OGS Mini Tournaments",
"summary": "The home for all of the old OGS mini tournaments",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 381,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": null,
"players_start": null,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 15,
"max_ranking": 25,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2013-12-19T09:37:30.960137Z",
"ended": "2014-08-31T22:51:27.149464Z",
"start_waiting": "2013-12-19T09:37:29.841963Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 0
},
{
"id": 2321,
"name": "solomonko's mini-tournament",
"director": {
"id": 49348,
"username": "solomonko",
"country": "jp",
"icon": "https://user-uploads.online-go.com/c46e5c3fb9545721e483dc061e1bb47e-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1654.1652480452983,
"deviation": 66.00321804350087,
"volatility": 0.06004094548850191
}
},
"ranking": 26.56817889842078,
"professional": false,
"ui_class": "supporter"
},
"description": "",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "chinese",
"time_per_move": 86400,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"max_time": 604800,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 78,
"name": "OGS Mini Tournaments",
"summary": "The home for all of the old OGS mini tournaments",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 381,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": null,
"players_start": null,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 19,
"max_ranking": 31,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2013-08-10T20:41:36Z",
"ended": "2013-11-21T07:03:04.284711Z",
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 0
},
{
"id": 98272,
"name": "19×19(ハンディ自由）",
"director": {
"id": 416935,
"username": "Audrey07",
"country": "_ASEAN",
"icon": "https://user-uploads.online-go.com/493d6f2deebf947520f58c0b4bad165c-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1818.1667193178046,
"deviation": 72.28392295185553,
"volatility": 0.060090579313919736
}
},
"ranking": 28.75659924984869,
"professional": false,
"ui_class": ""
},
"description": "置石は自由にどうぞ（中国式）",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": -1,
"rules": "chinese",
"time_per_move": 174851,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 172800,
"initial_time": 259200,
"max_time": 604800
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 7987,
"name": "山梨囲碁愛好会",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 12,
"icon": "https://user-uploads.online-go.com/af728d654619df354932eabe96a35364-64.png"
},
"auto_start_on_max": false,
"time_start": "2022-12-31T08:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-12-28T16:48:49.341494Z",
"ended": "2024-12-23T13:47:03.818945Z",
"start_waiting": "2022-12-28T16:48:49.150761Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/af728d654619df354932eabe96a35364-15.png",
"player_count": 8
},
{
"id": 2320,
"name": "Bentaye's mini-tournament",
"director": {
"id": 13250,
"username": "Bentaye",
"country": "fr",
"icon": "https://user-uploads.online-go.com/e634650be997711b90d7163415d61eb1-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1808.098042488414,
"deviation": 63.79466767567506,
"volatility": 0.05984361810153658
}
},
"ranking": 28.62804246598684,
"professional": false,
"ui_class": ""
},
"description": "",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 86400,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"max_time": 604800,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 78,
"name": "OGS Mini Tournaments",
"summary": "The home for all of the old OGS mini tournaments",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 381,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": null,
"players_start": null,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 19,
"max_ranking": 24,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2013-08-30T20:16:52Z",
"ended": "2014-03-29T12:02:53.159904Z",
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 0
},
{
"id": 121853,
"name": "Correspondence Weekly McMahon 19x19 2024-11-09 17:00",
"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 Site-wide Tournament",
"schedule": {
"id": 9,
"name": "Correspondence Weekly McMahon 19x19",
"rrule": "DTSTART:20251013T170000Z\nRRULE:FREQ=WEEKLY",
"active": true,
"created": "2015-12-16T02:22:56.480465Z",
"last_run": "2025-10-13T17:00:45.293750Z",
"lead_time_seconds": 432000,
"tournament_type": "s_mcmahon",
"handicap": 0,
"rules": "japanese",
"size": 19,
"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": 10,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"settings": {
"num_rounds": 3,
"upper_bar": "25",
"lower_bar": "15",
"group_size": 4,
"maximum_players": 1000
},
"next_run": "2025-10-20T17:00:00Z",
"base_points": "30.0"
},
"title": null,
"tournament_type": "s_mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 88451,
"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": "2024-11-09T17:00:34.494575Z",
"players_start": 10,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-11-09T17:01:12.817829Z",
"ended": "2025-09-19T14:02:58.513239Z",
"start_waiting": "2024-11-09T17:01:12.526019Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 10
},
{
"id": 124634,
"name": "Monday Morning 19x19 #51",
"director": {
"id": 1246361,
"username": "katonal_edu",
"country": "hu",
"icon": "https://user-uploads.online-go.com/fd87b19ee0fd28a43416a872362f254b-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1519.4900345121234,
"deviation": 66.18700894543053,
"volatility": 0.05999710756939137
}
},
"ranking": 24.60224096962113,
"professional": false,
"ui_class": ""
},
"description": "To have a good start of the week you need to join this 19x19 #51 tournament. But before doing so, please consider that it would be nice to have at least one move per day. Furthermore, conditional moves are not allowed. Thanks in advance for participating. Have fun! Enjoy it!",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 87768,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 86400,
"initial_time": 172800,
"max_time": 172800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 12889,
"name": "Monday Morning",
"summary": "Welcome to Monday Morning group\n\nIf you feel that Mondays are mentally difficult for you, just join us and start your week with special things like playing go.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 44,
"icon": "https://user-uploads.online-go.com/2bdb6183a5c2ea5f43301eda9ab4f643-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-02-03T09:00:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 27,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2025-02-03T09:00:23.596874Z",
"ended": null,
"start_waiting": "2025-02-03T09:00:23.477176Z",
"board_size": 19,
"active_round": 5,
"icon": "https://user-uploads.online-go.com/2bdb6183a5c2ea5f43301eda9ab4f643-15.png",
"player_count": 12
}
]
}
