List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=max_ranking&page=5699
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 60019,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=5700",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=5698",
    "results": [
        {
            "id": 30096,
            "name": "4. EntiGo",
            "director": {
                "id": 53434,
                "username": "vunzi",
                "country": "de",
                "icon": "https://secure.gravatar.com/avatar/853adc44af3dc0f3e0854283b6ae196c?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1844.8755198549454,
                        "deviation": 70.04335948916246,
                        "volatility": 0.06002666856114894
                    }
                },
                "ranking": 29.094198245356043,
                "professional": false,
                "ui_class": ""
            },
            "description": "4. EntiGo",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 93120,
            "time_control_parameters": {
                "period_time": 86400,
                "main_time": 604800,
                "system": "byoyomi",
                "pause_on_weekends": true,
                "time_control": "byoyomi",
                "periods": 5,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 1428,
                "name": "Entimo",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 7,
                "icon": "https://user-uploads.online-go.com/03a7de0d18324c3d9f360f1e6b5e1cf0-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2017-09-11T16:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2017-09-11T16:00:00.728416Z",
            "ended": "2018-04-02T15:19:43.257930Z",
            "start_waiting": "2017-09-11T16:00:00.282129Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/03a7de0d18324c3d9f360f1e6b5e1cf0-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 36192,
            "name": "04/09/2018",
            "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": "04/09/2018",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 41,
            "time_control_parameters": {
                "period_time": 40,
                "main_time": 120,
                "system": "byoyomi",
                "pause_on_weekends": false,
                "time_control": "byoyomi",
                "periods": 5,
                "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": 269,
                "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2018-04-09T18:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2018-04-09T18:00:53.222140Z",
            "ended": "2018-04-09T18:47:46.847372Z",
            "start_waiting": "2018-04-09T18:00:51.304704Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 91328,
            "name": "第一屆嘉嘉盃 - 舊教堂遺址之戰",
            "director": {
                "id": 1159753,
                "username": "小幫手",
                "country": "tw",
                "icon": "https://user-uploads.online-go.com/1aad51ccd5db8261eefd78216dea04ec-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1255.7991846407826,
                        "deviation": 89.06009305115134,
                        "volatility": 0.06001824585181738
                    }
                },
                "ranking": 20.189790674731025,
                "professional": false,
                "ui_class": ""
            },
            "description": "棋力限制 : 低於 5 級",
            "schedule": null,
            "title": null,
            "tournament_type": "opengotha",
            "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": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 11838,
                "name": "蕭兔孽徒團 (Xiao Tu Legion)",
                "summary": "本群是黑嘉嘉成人班學員們在OGS開的社團,歡迎其他人加入社團一起交流。\nWe are students from Hei Jiajia Online Course in Taiwan, We are also welcome player around the world.",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 327,
                "icon": "https://user-uploads.online-go.com/bc78597580f1cf5b9b6f3d07761091a0-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-06-17T13:00:00Z",
            "players_start": 4,
            "first_pairing_method": "opengotha",
            "subsequent_pairing_method": "opengotha",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "invite",
            "started": "2022-06-16T14:09:25.494145Z",
            "ended": "2022-06-17T16:52:47.245847Z",
            "start_waiting": "2022-06-17T16:52:47.235857Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/bc78597580f1cf5b9b6f3d07761091a0-15.png",
            "player_count": 36,
            "ranked": true
        },
        {
            "id": 100837,
            "name": "4B - rotasyon",
            "director": {
                "id": 54877,
                "username": "igsNomad",
                "country": "tr",
                "icon": "https://user-uploads.online-go.com/8117a0351f6a880a1503de571b451082-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1773.5115207712033,
                        "deviation": 62.40399306377147,
                        "volatility": 0.060046900539849506
                    }
                },
                "ranking": 28.18092345246585,
                "professional": false,
                "ui_class": ""
            },
            "description": "Mini turnuva",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 38,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 240,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 3695,
                "name": "Açı go kulübü",
                "summary": "Açı Okulları Sınıftan bağımsız go grubu.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 55,
                "icon": "https://user-uploads.online-go.com/4b21426031a545d1e73b2102537bbb45-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-03-07T07:10:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2023-03-07T07:10:03.970254Z",
            "ended": "2023-03-07T07:44:36.287167Z",
            "start_waiting": "2023-03-07T07:10:03.831082Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/4b21426031a545d1e73b2102537bbb45-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 95896,
            "name": "Go Zodiac Friendship Games Online ปีเถาะ รุ่น C กระดาน 19x19 (1-4 คิว)",
            "director": {
                "id": 912069,
                "username": "cp03",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/4da1ef892b79d62ea729b1964f8d22fc-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 979.8670006019078,
                        "deviation": 181.69653598082337,
                        "volatility": 0.06001681469772781
                    }
                },
                "ranking": 14.446030270334095,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Go Zodiac Friendship Games Online ปีเถาะ รุ่น C กระดาน 19x19 (1-4 คิว)",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 16,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 600,
                "period_time": 10,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 10405,
                "name": "Zodiac กลุ่ม C(1-4 คิว)",
                "summary": "",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 157,
                "icon": "https://user-uploads.online-go.com/e347d3f7f8d53cfe3a1fed187a3e1f1e-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-10-28T10:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2022-10-28T10:00:04.929917Z",
            "ended": "2022-10-28T12:21:15.171011Z",
            "start_waiting": "2022-10-28T10:00:04.671159Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/e347d3f7f8d53cfe3a1fed187a3e1f1e-15.png",
            "player_count": 28,
            "ranked": true
        },
        {
            "id": 41609,
            "name": "ქართველების ტურნირი",
            "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": "ორ წაგებაზე გავარდნა",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 41,
            "time_control_parameters": {
                "period_time": 40,
                "main_time": 120,
                "system": "byoyomi",
                "pause_on_weekends": false,
                "time_control": "byoyomi",
                "periods": 3,
                "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": 269,
                "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2018-10-08T18:00:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-10-08T18:00:49.779182Z",
            "ended": "2018-10-08T18:51:08.140964Z",
            "start_waiting": "2018-10-08T18:00:48.715305Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 111263,
            "name": "13x13 Open D.E. Cup #33",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1317.1997592979628,
                        "deviation": 70.59911507982548,
                        "volatility": 0.060212816563961095
                    }
                },
                "ranking": 21.294877184752988,
                "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": 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": 76,
                "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2024-01-07T21:05:00Z",
            "players_start": 8,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-01-05T10:25:05.021283Z",
            "ended": "2025-02-05T13:02:53.918428Z",
            "start_waiting": "2024-01-05T10:25:04.861159Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 93391,
            "name": "Evan 4d VS Li 4d",
            "director": {
                "id": 856094,
                "username": "golegendhk",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/4382f3ae566dc9ec8395502bf3990bd8?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2078.9306871953304,
                        "deviation": 79.51057033671596,
                        "volatility": 0.06002161654281385
                    }
                },
                "ranking": 31.85927736280203,
                "professional": false,
                "ui_class": ""
            },
            "description": "Evan Chan (San Dieago Go CLub) Versus Li Ming Ze (Go Legend HK)",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "chinese",
            "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": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 12096,
                "name": "GO get friends",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 29,
                "icon": "https://user-uploads.online-go.com/0d0a7dd088763040bc303e8f9a403170-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2022-08-13T23:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "invite",
            "started": "2022-08-13T23:02:40.969721Z",
            "ended": "2022-08-14T00:36:10.652637Z",
            "start_waiting": "2022-08-13T23:02:40.876178Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/0d0a7dd088763040bc303e8f9a403170-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 128631,
            "name": "Go Zodiac Friendship Games Online ราศีพฤษภ รุ่น F2 กระดาน 9x9 (ต่ำกว่า 8 คิว)",
            "director": {
                "id": 912815,
                "username": "cp06",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/4da1ef892b79d62ea729b1964f8d22fc-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1714.2976090919533,
                        "deviation": 165.413817348452,
                        "volatility": 0.05999825538800575
                    }
                },
                "ranking": 27.394794550290733,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "แต้มต่อ 6.5 คะแนน",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 21,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "blitz",
                "pause_on_weekends": false,
                "main_time": 300,
                "period_time": 10,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 10408,
                "name": "Zodiac กลุ่ม F(ต่ำกว่า 8 คิว) กระดาน 9",
                "summary": "",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 977,
                "icon": "https://user-uploads.online-go.com/e347d3f7f8d53cfe3a1fed187a3e1f1e-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2025-05-30T10:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2025-05-30T10:00:42.571718Z",
            "ended": "2025-05-30T10:45:26.922491Z",
            "start_waiting": "2025-05-30T10:00:42.310946Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/e347d3f7f8d53cfe3a1fed187a3e1f1e-15.png",
            "player_count": 26,
            "ranked": true
        },
        {
            "id": 86497,
            "name": "Mega tournament twelve",
            "director": {
                "id": 736023,
                "username": "2026vs.",
                "country": "hk",
                "icon": "https://user-uploads.online-go.com/7b00a5b491f99a02c822db43039ddd91-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1529.4955917779457,
                        "deviation": 63.196335111054026,
                        "volatility": 0.060307009572073786
                    }
                },
                "ranking": 24.754179686665076,
                "professional": false,
                "ui_class": ""
            },
            "description": "Open!",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 432000,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "per_move": 432000
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 5351,
                "name": "2025vs ",
                "summary": "A group for Go players who love the 9x9 board to 19x19 board and an open group for any go players......and members over 150!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 194,
                "icon": "https://user-uploads.online-go.com/800b4a0d234e19e92a200d1dd3e4faff-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2022-05-02T05:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-05-02T05:00:31.167103Z",
            "ended": "2023-04-09T16:53:56.930173Z",
            "start_waiting": "2022-05-02T05:00:31.021565Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/800b4a0d234e19e92a200d1dd3e4faff-15.png",
            "player_count": 8,
            "ranked": true
        }
    ]
}