GET /api/v1/tournaments?format=api&ordering=max_ranking&page=5571
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 57742,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=max_ranking&page=5572",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=max_ranking&page=5570",
    "results": [
        {
            "id": 116370,
            "name": "ทดสอบแข่งขัน M2/4",
            "director": {
                "id": 779033,
                "username": "T.Boss Chanatip",
                "country": "th",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/b48d7002f7cfe5a5b7dbf304aa99b403-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2063.929284935558,
                        "deviation": 67.34474640346976,
                        "volatility": 0.0600475667994687
                    }
                },
                "ranking": 31.69162314204743,
                "professional": false,
                "ui_class": ""
            },
            "description": "ทดสอบบบ",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 37,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 900,
                "period_time": 30,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 13760,
                "name": "Satit PIM M1-M3 Class T.Boss",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 856,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/01bddb523006f2ecdc9fc4c2a6c4172b-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-05-24T06:05:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2024-05-24T06:05:52.469812Z",
            "ended": "2024-05-24T07:03:46.133310Z",
            "start_waiting": "2024-05-24T06:05:52.213974Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/01bddb523006f2ecdc9fc4c2a6c4172b-15.png",
            "player_count": 33
        },
        {
            "id": 127989,
            "name": "19x19 Open D.E. Cup #112",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1289.0169176947486,
                        "deviation": 69.05425811617312,
                        "volatility": 0.060128760514402566
                    }
                },
                "ranking": 20.79418342307507,
                "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/12599",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "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": false,
            "group": {
                "id": 12599,
                "name": "GO Special Tournaments",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 56,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/02eb72b0992a3db1053a7c08c080d81b-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2025-05-04T21:00:00Z",
            "players_start": 8,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-05-03T15:41:22.724910Z",
            "ended": null,
            "start_waiting": "2025-05-03T15:41:22.614872Z",
            "board_size": 19,
            "active_round": 3,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/02eb72b0992a3db1053a7c08c080d81b-15.png",
            "player_count": 8
        },
        {
            "id": 93461,
            "name": "Simple go",
            "director": {
                "id": 390011,
                "username": "deleted-817fad01-ed18-4c47-8f58-2c48b06317c3",
                "country": "nl",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/b02accbdc999a8b965a57cc824bde133-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 861.4098115075851,
                        "deviation": 71.40332136949104,
                        "volatility": 0.059911732004235545
                    }
                },
                "ranking": 11.463234118498036,
                "professional": false,
                "ui_class": ""
            },
            "description": "leden toernooi",
            "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": 9450,
                "name": "simple go",
                "summary": "",
                "require_invitation": true,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 9,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/0c7c663cf59b04af1b51c7dc1fa11e2b-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-08-13T09:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2022-08-20T12:29:50.047789Z",
            "ended": "2022-10-31T07:54:50.974505Z",
            "start_waiting": "2022-08-20T12:29:49.910334Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/0c7c663cf59b04af1b51c7dc1fa11e2b-15.png",
            "player_count": 4
        },
        {
            "id": 109375,
            "name": "M1/4 : ทดสอบระบบการแข่งขันออนไลน์",
            "director": {
                "id": 872697,
                "username": "เมี๊ยวม๊าวว",
                "country": "th",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/a7deae48f8d7c9175dfafdf4122b30eb-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1941.6675911597983,
                        "deviation": 63.11498964460746,
                        "volatility": 0.06008668044154571
                    }
                },
                "ranking": 30.27798230657687,
                "professional": false,
                "ui_class": ""
            },
            "description": "มาเล่นหมากล้อมออนไลน์กันเถอะ !!",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 10225,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "total_time": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 13760,
                "name": "Satit PIM M1-M3 Class T.Boss",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 856,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/01bddb523006f2ecdc9fc4c2a6c4172b-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-11-09T02:26:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2023-11-09T02:26:30.113528Z",
            "ended": "2023-12-11T02:19:12.064390Z",
            "start_waiting": "2023-11-09T02:26:29.330112Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/01bddb523006f2ecdc9fc4c2a6c4172b-15.png",
            "player_count": 25
        },
        {
            "id": 129745,
            "name": "Cờ vây Cội Rễ",
            "director": {
                "id": 1175287,
                "username": "chidang2608",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/0ef695d0520bc537030d9a2f97814c12?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 951.5115782202788,
                        "deviation": 132.63901451687053,
                        "volatility": 0.0600144169468647
                    }
                },
                "ranking": 13.766230665393369,
                "professional": false,
                "ui_class": ""
            },
            "description": "🏁 Giải đấu Cờ vây Cội Rễ – 9x9\n\n🔸 Thời gian bắt đầu: 21h00 ngày 23/06/2025\n🔸 Hình thức thi đấu: Trực tiếp, chia theo hệ McMahon\n🔸 Bàn cờ: 9x9 – phù hợp với người mới chơi hoặc thi đấu tốc độ\n🔸 Luật thi đấu: Luật Nhật Bản\n🔸 Số vòng: 6 vòng đấu\n🔸 Cách xếp cặp:\n\nVòng đầu: Ngẫu nhiên\n\nCác vòng sau: Ngẫu nhiên (hệ thống sẽ tránh gặp lại đối thủ cũ nếu có thể)\n\n🔸 Thời gian thi đấu mỗi trận:\n\nHệ Fischer: 1 giờ ban đầu + 1 phút cộng thêm mỗi nước đi\n\nTổng thời gian tối đa: 4h/trận\n\n🔸 Trình độ tham gia: Từ 25 Kyu đến 9 Dan\n🔸 Giải mở cho mọi người, có chấp nhận người chơi chưa ổn định cấp bậc\n🔸 Cho phép phân tích và lập kế hoạch sau trận để học hỏi, phát triển",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 187,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 60,
                "initial_time": 3600,
                "max_time": 14400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 15415,
                "name": "Cờ vây Cội Rễ",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": true,
                "member_count": 7,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2025-06-23T15:00:00Z",
            "players_start": 6,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-06-23T15:00:27.742299Z",
            "ended": "2025-06-23T18:03:10.711894Z",
            "start_waiting": "2025-06-23T15:00:27.611805Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 9
        },
        {
            "id": 99679,
            "name": "9x9 Open D.E. Cup #65",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1289.0169176947486,
                        "deviation": 69.05425811617312,
                        "volatility": 0.060128760514402566
                    }
                },
                "ranking": 20.79418342307507,
                "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": 674,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/524010f9e013f409bdc23336febde936-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2023-02-12T20:00:00Z",
            "players_start": 8,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-02-09T23:37:44.045921Z",
            "ended": "2023-09-05T15:44:31.577194Z",
            "start_waiting": "2023-02-09T23:37:43.916281Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/524010f9e013f409bdc23336febde936-15.png",
            "player_count": 8
        },
        {
            "id": 92443,
            "name": "1 -> 朱雋銘 2 -> 余丞浚",
            "director": {
                "id": 818416,
                "username": "傳碁學園",
                "country": "un",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/225f58a6cdd437bb701ba1af0dd7678f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1898.3468207617877,
                        "deviation": 71.28817954667363,
                        "volatility": 0.06041644550084839
                    }
                },
                "ranking": 29.755630942351214,
                "professional": false,
                "ui_class": ""
            },
            "description": "1 -> 朱雋銘\n2 -> 余丞浚",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 36,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 600,
                "period_time": 30,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 7530,
                "name": "傳碁 D班",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 71,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2022-07-15T07:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2022-07-15T06:46:21.653109Z",
            "ended": "2022-07-15T07:09:09.248390Z",
            "start_waiting": "2022-07-15T06:46:21.599033Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 2
        },
        {
            "id": 110697,
            "name": "555快棋盃",
            "director": {
                "id": 1183558,
                "username": "churaaze",
                "country": "tw",
                "icon": "https://secure.gravatar.com/avatar/40b2a069c6bdf8ab75a81d5792126cfd?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2277.0271039242225,
                        "deviation": 77.49367826793734,
                        "volatility": 0.06000042965351029
                    }
                },
                "ranking": 33.966321411254036,
                "professional": false,
                "ui_class": ""
            },
            "description": "555快棋盃",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": -1,
            "rules": "chinese",
            "time_per_move": 7,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "blitz",
                "pause_on_weekends": false,
                "main_time": 300,
                "period_time": 5,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 12202,
                "name": "ChuRaazeYoutube",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 76,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2023-12-16T13:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-12-16T12:21:47.024461Z",
            "ended": "2023-12-16T13:26:06.503157Z",
            "start_waiting": "2023-12-16T12:21:46.865904Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 8
        },
        {
            "id": 91240,
            "name": "000000000",
            "director": {
                "id": 1166585,
                "username": "x4000go",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/b99c2a6b7d13cd4c82e3fb9b2b516c51?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1540.1481673305764,
                        "deviation": 313.3071656089584,
                        "volatility": 0.05999924262286587
                    }
                },
                "ranking": 24.914855083136615,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "000000000000",
            "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": false,
            "group": {
                "id": 11766,
                "name": "0000002",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 8,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2022-06-14T04:37:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-09-25T22:26:10.396501Z",
            "ended": "2022-09-28T22:26:23.093513Z",
            "start_waiting": "2022-09-25T22:26:10.313922Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 2
        },
        {
            "id": 59119,
            "name": "淘汰測試賽1",
            "director": {
                "id": 755968,
                "username": "謝老師",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/55fdea7a4d340c79c47602aa98f30b74?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2176.8933142899295,
                        "deviation": 70.02656654711419,
                        "volatility": 0.0600086352768646
                    }
                },
                "ranking": 32.925221575626956,
                "professional": false,
                "ui_class": ""
            },
            "description": "淘汰測試賽1",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 10,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "live",
                "pause_on_weekends": false,
                "total_time": 900
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 5110,
                "name": "香港兒童棋院",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 108,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/d6eb3e6028ad3f005423be2afc2e5d0e-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-04-16T13:27:00Z",
            "players_start": 3,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2020-04-16T13:27:19.050387Z",
            "ended": "2020-04-16T14:08:16.363881Z",
            "start_waiting": "2020-04-16T13:27:18.834533Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/d6eb3e6028ad3f005423be2afc2e5d0e-15.png",
            "player_count": 3
        }
    ]
}