List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=players_start&page=360
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
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    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=players_start&page=359",
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            "ended": "2024-01-13T08:11:11.261737Z",
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            "name": "Round 2: Sarah vs Forest",
            "director": {
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                "username": "caitnichols",
                "country": "un",
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            "description": "Round 2: Sarah vs Forest",
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            "id": 110700,
            "name": "Edición I torneo Lunes Matutino 9x9",
            "director": {
                "id": 1452145,
                "username": "davidkinare",
                "country": "es",
                "icon": "https://user-uploads.online-go.com/aeaa9c4a6df1f1f0605d5e684387a91c-64.png",
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            "description": "Un torneo 9x9 para pasarla bien",
            "schedule": null,
            "title": null,
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            "handicap": 0,
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            "group": {
                "id": 32,
                "name": "Spain Go",
                "summary": "Group for spanish people that want to play Go",
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        {
            "id": 112377,
            "name": "第7期かおり杯棋聖戦Aリーグ",
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                "id": 575743,
                "username": "site15",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/bc007d9395773691f25a5b61c493d20c-64.png",
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            "description": "このトーナメントは下記の方が参加予定です。空きがないため参加者となっていない方は参加することができません。\n\nThis tournament have already been “reserved” for members listed below. If you are not one among them, don’t click “Join this tournament!”. (There is no vacancy.)\n\ndk0710さん、shinji01さん、yutakamiさん、ほんばさん、金子太一さん、peipeipeiさん",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
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            "group": {
                "id": 2969,
                "name": "かおり杯-World Kaori Cup-",
                "summary": "For every player who enjoy go game",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 297,
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            "auto_start_on_max": false,
            "time_start": "2024-02-10T11:00:00Z",
            "players_start": 2,
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            "started": "2024-02-10T11:00:40.926187Z",
            "ended": "2024-04-22T15:09:23.821509Z",
            "start_waiting": "2024-02-10T11:00:40.775999Z",
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            "icon": "https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-15.png",
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        },
        {
            "id": 98871,
            "name": "19x19 Double elimination - February 2023",
            "director": {
                "id": 126739,
                "username": "🐬Sofiam🐬",
                "country": "_Olimpic_Movement",
                "icon": "https://user-uploads.online-go.com/3448d55b1fa874861bc9029bd534f998-64.png",
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                "professional": false,
                "ui_class": ""
            },
            "description": "Everyone is welcome.\n\nPauses are not allowed.",
            "schedule": null,
            "title": null,
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            "handicap": 0,
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            "time_per_move": 88451,
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            "group": {
                "id": 6630,
                "name": "Go friends 🐬",
                "summary": "",
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                "hide_details": false,
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            "time_start": "2023-02-01T14:00:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-02-01T14:00:07.131252Z",
            "ended": "2025-07-05T06:31:31.832925Z",
            "start_waiting": "2023-02-01T14:00:06.083019Z",
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            "icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-15.png",
            "player_count": 80,
            "ranked": true
        },
        {
            "id": 112746,
            "name": "Sunday GO 23 9×9",
            "director": {
                "id": 1393499,
                "username": "Imtiyaz",
                "country": "th",
                "icon": "https://user-uploads.online-go.com/56a672954f96d68180eb8444196aec12-64.png",
                "ratings": {
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                "ranking": 15.675558851695177,
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            },
            "description": "Fun always 45 sec\nQuiz\nSofa+st=\nSo fast or sofa fast",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 45,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 0,
                "period_time": 45,
                "periods": 1
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 13675,
                "name": "Sunday GO and MORE",
                "summary": "You can't miss this group, join now!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 112,
                "icon": "https://user-uploads.online-go.com/e9f20c25fe1d95f705ad61dc0bd03a5d-64.png"
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            "auto_start_on_max": false,
            "time_start": "2024-02-25T09:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
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            "started": "2024-02-25T09:00:29.128176Z",
            "ended": "2024-02-25T09:15:37.737744Z",
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            "player_count": 8,
            "ranked": true
        },
        {
            "id": 110836,
            "name": "Round 2: Ben vs Charles",
            "director": {
                "id": 1460501,
                "username": "caitnichols",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/2d45010ae3a796549255f365b1a4bb11?s=64&d=retro",
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                        "deviation": 350,
                        "volatility": 0.06
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                },
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                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Round 2: Ben vs Charles",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 34,
            "time_control_parameters": {
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                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 30,
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                "max_time": 300
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 13777,
                "name": "CSL Go 2",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 14,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2023-12-20T18:35:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
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            "started": "2023-12-20T18:37:01.493478Z",
            "ended": "2023-12-20T18:57:54.993306Z",
            "start_waiting": "2023-12-20T18:37:01.442403Z",
            "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": 101589,
            "name": "The 54th Murase Go Group Tournament",
            "director": {
                "id": 449215,
                "username": "SM-SYaKo",
                "country": "jp",
                "icon": "https://user-uploads.online-go.com/e577b58bab7d7fc9871766c9d1f7195a-64.png",
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                },
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                "ui_class": ""
            },
            "description": "毎月27日に開催される定例トーナメントです。これは第五十四回村瀬碁グループ定例トーナメントです。2023年4月27日に開始されます。\n\nA tournament that happens every month on the 27th. This is the 54th tournament that starts on April 27th, 2023.",
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            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 20735,
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                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 18000,
                "initial_time": 345600,
                "max_time": 345600
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 2389,
                "name": "Murase Go Group",
                "summary": "The group of Japanese and any go player from different countries.\nこのグループは日本人や世界中の国々の人々が集うグループです。",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 92,
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            },
            "auto_start_on_max": false,
            "time_start": "2023-04-26T23:00:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-04-26T23:00:50.040777Z",
            "ended": "2023-11-29T02:12:03.844858Z",
            "start_waiting": "2023-04-26T23:00:48.798382Z",
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            "active_round": null,
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            "player_count": 19,
            "ranked": true
        },
        {
            "id": 110559,
            "name": "Round 2: Matt vs Liza",
            "director": {
                "id": 1460501,
                "username": "caitnichols",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/2d45010ae3a796549255f365b1a4bb11?s=64&d=retro",
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            "title": null,
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            "handicap": 0,
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            "time_per_move": 34,
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                "time_control": "fischer",
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                "time_increment": 30,
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                "max_time": 300
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            "group": {
                "id": 13777,
                "name": "CSL Go 2",
                "summary": "",
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            "time_start": "2023-12-12T19:05:00Z",
            "players_start": 2,
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            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2024-01-03T18:38:47.449854Z",
            "ended": "2024-01-03T18:52:07.357141Z",
            "start_waiting": "2024-01-03T18:38:47.384788Z",
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        },
        {
            "id": 112020,
            "name": "Round 2: Sarah vs Ben",
            "director": {
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                "username": "caitnichols",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/2d45010ae3a796549255f365b1a4bb11?s=64&d=retro",
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            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
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