HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58300,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=496",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=494",
"results": [
{
"id": 438,
"name": "Danish Open 2",
"director": {
"id": 9461,
"username": "Paulerik",
"country": "dk",
"icon": "https://secure.gravatar.com/avatar/65389ab9cfad407f114a3cba99957e42?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1661.1627447040696,
"deviation": 67.30789978425837,
"volatility": 0.059977671445615964
}
},
"ranking": 26.66590213337984,
"professional": false,
"ui_class": ""
},
"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": true,
"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": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2008-09-03T11:42:41Z",
"ended": "2008-09-03T09:42:41Z",
"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": 676,
"name": "Mellon's mini-tournament",
"director": {
"id": 15325,
"username": "Mellon",
"country": "gb",
"icon": "https://secure.gravatar.com/avatar/17e78cb35d68bae404a809d65d5b6aa0?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1926.4135742067801,
"deviation": 69.65093113873655,
"volatility": 0.06020779063835434
}
},
"ranking": 30.095394450752128,
"professional": false,
"ui_class": ""
},
"description": "",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 259200,
"time_control_parameters": {
"time_control": "simple",
"per_move": 259200
},
"is_open": true,
"exclude_provisional": true,
"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": 12,
"max_ranking": 19,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2009-01-18T16:52:23Z",
"ended": "2009-01-18T15:52:23Z",
"start_waiting": null,
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 0
},
{
"id": 658,
"name": "Batlle of middle earth",
"director": {
"id": 20895,
"username": "Optimus_Prime",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/8dfc3f483ed62d696bb631c02da5f9d8?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1585.2371860281582,
"deviation": 65.01162668072305,
"volatility": 0.05997879496776764
}
},
"ranking": 25.582857962743592,
"professional": false,
"ui_class": ""
},
"description": "",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 172800,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"max_time": 432000,
"time_increment": 172800
},
"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": 24,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2009-02-13T11:41:46Z",
"ended": "2009-02-13T10:41:46Z",
"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": 13259,
"name": "Live 19x19 Swiss Tournament 2015-12-15 12:30",
"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:20251109T160000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:30:39.250689Z",
"last_run": "2025-11-09T16:00:33.092490Z",
"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": "2025-11-09T20:00:00Z",
"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": "2015-12-15T12:30:43.497998Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2015-12-15T12:30:44.995469Z",
"ended": "2015-12-15T14:04:52.970124Z",
"start_waiting": "2015-12-15T12:30:44.876653Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 6
},
{
"id": 657,
"name": "littleman's mini-tournament",
"director": {
"id": 17827,
"username": "littleman",
"country": "nl",
"icon": "https://secure.gravatar.com/avatar/746e5eebf69379b2924fcbd2c981f3b0?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 2100.9280183570545,
"deviation": 67.28376883688223,
"volatility": 0.05999704049713282
}
},
"ranking": 32.102942497740635,
"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": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2009-02-03T23:06:05Z",
"ended": "2009-02-03T22:06:05Z",
"start_waiting": null,
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 0
},
{
"id": 675,
"name": "cook777's 5 kyu mini-tournament",
"director": {
"id": 21970,
"username": "cook777",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/0f098ad54cec84475b7a3faa0a0fc9fc?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1887.652406918629,
"deviation": 68.3275060222648,
"volatility": 0.06044844218564597
}
},
"ranking": 29.624845739259918,
"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": false,
"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": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2009-02-21T21:36:52Z",
"ended": "2009-02-21T20:36:52Z",
"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": 13193,
"name": "Blitz 13x13 Swiss Tournament 2015-12-13 03:30",
"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:20251109T150000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:27:45.234995Z",
"last_run": "2025-11-09T15:00:32.914419Z",
"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": "2025-11-09T19:00:00Z",
"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": "2015-12-13T03:30:45.446509Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2015-12-13T03:30:47.016201Z",
"ended": "2015-12-13T04:23:30.494027Z",
"start_waiting": "2015-12-13T03:30:46.901870Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
"player_count": 6
},
{
"id": 674,
"name": "Spiny flower bends in the wind.",
"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": 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": 22,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2009-01-21T12:33:19Z",
"ended": "2009-01-21T11:33:19Z",
"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": 673,
"name": "marjanna's mini-tournament",
"director": {
"id": 24044,
"username": "deleted-fa431bc3-5608-482a-9a81-2ede9096adcc",
"country": "nl",
"icon": "https://user-uploads.online-go.com/870ee330d2a4e96084d84f846d18e497-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1307.5090401004124,
"deviation": 62.502290577993485,
"volatility": 0.058341950747726856
}
},
"ranking": 21.12393161634429,
"professional": false,
"ui_class": ""
},
"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": 0,
"max_ranking": 14,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2008-12-24T17:14:02Z",
"ended": "2008-12-24T16:14:02Z",
"start_waiting": null,
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 0
},
{
"id": 2483,
"name": "Mingren Handicap Title Tournament 2013",
"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": "Mingren Handicap Title Tournament 2013",
"schedule": null,
"title": {
"id": 12,
"name": "Mingren Handicap Title Tournament",
"holder": {
"id": 43586,
"username": "zebra",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/8ee5f8ab4e25f9e9779bbf118d6e47c0?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 2049.406764235013,
"deviation": 64.63441086989961,
"volatility": 0.06006281525756723
}
},
"ranking": 31.528155947966628,
"professional": false,
"ui_class": ""
},
"rules": "chinese",
"tournament_type": "s_elimination"
},
"tournament_type": "s_elimination",
"handicap": -1,
"rules": "chinese",
"time_per_move": 86400,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 604800,
"max_time": 604800,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": false,
"group": null,
"auto_start_on_max": false,
"time_start": null,
"players_start": null,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2013-07-01T21:00:11Z",
"ended": "2016-03-29T01:17:49.614741Z",
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/mingren_19.png",
"player_count": 0
}
]
}
