HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58855,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=max_ranking&page=4544",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=max_ranking&page=4542",
"results": [
{
"id": 90022,
"name": "Correspondence 9x9",
"director": {
"id": 1067981,
"username": "Averyw123",
"country": "nz",
"icon": "https://user-uploads.online-go.com/f887017259dd7746e20627b59b0c7968-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1274.6513862158752,
"deviation": 65.37626830930803,
"volatility": 0.06010299986513658
}
},
"ranking": 20.534738366137827,
"professional": false,
"ui_class": "supporter"
},
"description": "Have fun! Everybody's welcome!",
"schedule": null,
"title": null,
"tournament_type": "s_mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 89280,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "correspondence",
"pause_on_weekends": false,
"main_time": 259200,
"period_time": 86400,
"periods": 5
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 10855,
"name": "⚫️The Brilliant World Of OGS⚪️",
"summary": "Are you an OGS fan? If you are, join this group where there’s great tournaments and games to be played.\n\nPeople and bots can chat and play in this group. This is a public group so all are welcome to join.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 191,
"icon": "https://user-uploads.online-go.com/0e618bdf660c5ca247f547082c39f943-64.png"
},
"auto_start_on_max": false,
"time_start": "2022-05-30T01:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-05-30T01:00:38.297521Z",
"ended": "2023-01-23T00:12:12.986750Z",
"start_waiting": "2022-05-30T01:00:37.112083Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/0e618bdf660c5ca247f547082c39f943-15.png",
"player_count": 21,
"ranked": true
},
{
"id": 65323,
"name": "Oven Ready - The Clock Is Ticking",
"director": {
"id": 913,
"username": "orbitaleccentric",
"country": "154",
"icon": "https://secure.gravatar.com/avatar/53eeecc069afe75227d01613021745ee?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1219.6568750365832,
"deviation": 64.53655132498189,
"volatility": 0.058757585937993365
}
},
"ranking": 19.513750456813035,
"professional": false,
"ui_class": "supporter"
},
"description": "Will the dinner get burnt...?",
"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": 37,
"name": "UK ",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 72,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2020-09-13T13:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-09-13T13:00:45.095117Z",
"ended": "2021-03-23T17:01:39.387662Z",
"start_waiting": "2020-09-13T13:00:44.447323Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 12,
"ranked": true
},
{
"id": 71837,
"name": "トーナメント１９",
"director": {
"id": 850623,
"username": "KKS_SLATEPORT",
"country": "fr",
"icon": "https://user-uploads.online-go.com/d4c34b1c5fcda48dd0d8e4ccc7a2b8e8-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1639.7238760230946,
"deviation": 81.45456521760907,
"volatility": 0.0599971176926176
}
},
"ranking": 26.36518487413314,
"professional": false,
"ui_class": ""
},
"description": "１９回目です。",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 43,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 1200,
"period_time": 30,
"periods": 1
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 8154,
"name": "KAIT1030",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 42,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2021-02-25T07:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2021-02-24T06:46:39.877222Z",
"ended": "2021-02-24T08:31:00.110897Z",
"start_waiting": "2021-02-24T06:46:39.286717Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 28,
"ranked": true
},
{
"id": 37976,
"name": "tournament name",
"director": {
"id": 543184,
"username": "rx7",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/f4f64432793ca013b1320ecf98859628?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1528.0198319812164,
"deviation": 210.69699616482424,
"volatility": 0.06000113393724957
}
},
"ranking": 24.7318322331204,
"professional": false,
"ui_class": "provisional"
},
"description": "description",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 89280,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"initial_time": 259200,
"max_time": 604800,
"time_increment": 86400,
"speed": "correspondence"
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 2572,
"name": "Mikilaci",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 2,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2018-06-08T10:07:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2018-06-08T10:07:38.781372Z",
"ended": "2018-06-11T10:08:10.630774Z",
"start_waiting": "2018-06-08T10:07:38.623070Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 2,
"ranked": true
},
{
"id": 69733,
"name": "uhkug",
"director": {
"id": 768074,
"username": "Mingyuan .",
"country": "sg",
"icon": "https://secure.gravatar.com/avatar/b402af3833f948842e80e4b325d3ba4b?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1003.9031057587949,
"deviation": 70.21151166829048,
"volatility": 0.059977297602570125
}
},
"ranking": 15.007045948991804,
"professional": false,
"ui_class": ""
},
"description": ".....................",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 10,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "live",
"pause_on_weekends": false,
"time_increment": 10,
"initial_time": 60,
"max_time": 60
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 6886,
"name": "Noname",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 4,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2021-01-04T11:44:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2021-01-04T11:44:39.325572Z",
"ended": "2021-01-04T11:46:07.455554Z",
"start_waiting": "2021-01-04T11:44:39.145834Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 2,
"ranked": true
},
{
"id": 107347,
"name": "13x13 Open League #13",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1308.3159636996813,
"deviation": 71.89027131610872,
"volatility": 0.060141104610256395
}
},
"ranking": 21.138214132864668,
"professional": false,
"ui_class": ""
},
"description": "Open league for everyone. Tournament will be started as soon as 10 players will join it.\n\nPrevious winners: https://online-go.com/group/12599",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 90782,
"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": 12599,
"name": "GO Special Tournaments",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 64,
"icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"
},
"auto_start_on_max": true,
"time_start": "2023-09-24T20:00:00Z",
"players_start": 10,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-09-24T17:18:29.518254Z",
"ended": "2023-11-17T23:12:33.214061Z",
"start_waiting": "2023-09-24T17:18:28.909878Z",
"board_size": 13,
"active_round": null,
"icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png",
"player_count": 10,
"ranked": true
},
{
"id": 64224,
"name": "Tournament 1",
"director": {
"id": 12573,
"username": "Misawa",
"country": "us",
"icon": "https://user-uploads.online-go.com/c51ad51df953247093a774c49b78eb0b-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 977.5796256115817,
"deviation": 69.02183474866371,
"volatility": 0.05986671976150141
}
},
"ranking": 14.391926363316212,
"professional": false,
"ui_class": ""
},
"description": "Let's start a tournament here. Invite some more players from SD to join!",
"schedule": null,
"title": null,
"tournament_type": "s_mcmahon",
"handicap": -1,
"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": 126,
"name": "San Diego Go Club",
"summary": "For players in the San Diego area and their friends everywhere.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 52,
"icon": "https://user-uploads.online-go.com/dd91836a38a5a87ad0ef6f645d1a7996-64.png"
},
"auto_start_on_max": false,
"time_start": "2020-08-26T23:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2020-08-26T23:00:19.939448Z",
"ended": "2020-12-19T23:08:13.219711Z",
"start_waiting": "2020-08-26T23:00:19.311920Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/dd91836a38a5a87ad0ef6f645d1a7996-15.png",
"player_count": 4,
"ranked": true
},
{
"id": 133129,
"name": "Handicap Arena 2025 - 081",
"director": {
"id": 526987,
"username": "Gia",
"country": "gr",
"icon": "https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1141.7437922524944,
"deviation": 63.251467355543184,
"volatility": 0.060078005164928394
}
},
"ranking": 17.985553368349322,
"professional": false,
"ui_class": "supporter"
},
"description": "Part of an arena tournament - 2025. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as it is full (10 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": 100,
"icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png"
},
"auto_start_on_max": true,
"time_start": "2025-10-10T14:00:00Z",
"players_start": 10,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-10-07T14:41:21.545054Z",
"ended": null,
"start_waiting": "2025-10-07T14:41:20.890146Z",
"board_size": 19,
"active_round": 1,
"icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png",
"player_count": 10,
"ranked": true
},
{
"id": 32284,
"name": "11/27/2017",
"director": {
"id": 21742,
"username": "დათო",
"country": "ge",
"icon": "https://user-uploads.online-go.com/f776102223e8d2cd0c3eeab1eea726ff-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 2188.217274395995,
"deviation": 97.40479902700517,
"volatility": 0.06013689069472163
}
},
"ranking": 33.04533320130458,
"professional": false,
"ui_class": ""
},
"description": "11/27/2017",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "chinese",
"time_per_move": 31,
"time_control_parameters": {
"period_time": 30,
"main_time": 120,
"system": "byoyomi",
"pause_on_weekends": false,
"time_control": "byoyomi",
"periods": 4,
"speed": "live"
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 692,
"name": "Georgia - საქართველოს გოს ფედერაცია",
"summary": "საქართველოს გოს ფედერაციის ჯგუფში გაწევრიანება შეუძლიათ მხოლოდ საქართველოს მოქალაქეებს, რომლებიც დარეგისტრირებულები არიან ამ საიტზე და პროფილში მითითებული აქვთ სახელი და გვარი.",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 260,
"icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-64.png"
},
"auto_start_on_max": false,
"time_start": "2017-11-27T17:30:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2017-11-27T17:35:56.800970Z",
"ended": "2017-11-27T17:51:37.049325Z",
"start_waiting": "2017-11-27T17:35:56.460468Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png",
"player_count": 4,
"ranked": true
},
{
"id": 111583,
"name": "9x9 Open D.E. Cup #120",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1308.3159636996813,
"deviation": 71.89027131610872,
"volatility": 0.060141104610256395
}
},
"ranking": 21.138214132864668,
"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": "2024-01-14T20:05:00Z",
"players_start": 8,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-01-15T12:34:58.765341Z",
"ended": "2024-05-24T14:18:59.818725Z",
"start_waiting": "2024-01-15T12:34:58.575435Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
"player_count": 8,
"ranked": true
}
]
}
