List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-players_start&page=556
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 58888,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-players_start&page=557",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-players_start&page=555",
    "results": [
        {
            "id": 52065,
            "name": "9x9 Lovers Consolation Tourney",
            "director": {
                "id": 508594,
                "username": "Kampinkarl1",
                "country": "_Starfleet",
                "icon": "https://user-uploads.online-go.com/7cceb0191a16caacbcd28f303e6b72ac-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1459.7204371363496,
                        "deviation": 67.42639978843152,
                        "volatility": 0.060125611186152214
                    }
                },
                "ranking": 23.673235197189392,
                "professional": false,
                "ui_class": ""
            },
            "description": "A consolation tournament for the 4th through 6th placers of each bracket from the April rank-based tournaments.\n\n<a href = 'https://online-go.com/tournament/47017' > Dan </a> \n\n<a href = 'https://online-go.com/tournament/47013'> SDK </a>\n\n<a href = 'https://online-go.com/tournament/47014'> DDK </a>",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "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": 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": 686,
                "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2019-12-25T11:00:00Z",
            "players_start": 9,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2019-10-18T20:06:02.786122Z",
            "ended": "2019-11-18T22:42:30.952554Z",
            "start_waiting": "2019-10-18T20:06:01.060564Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 34421,
            "name": "Spring Stream",
            "director": {
                "id": 478487,
                "username": "DiMantis",
                "country": "_CIS",
                "icon": "https://user-uploads.online-go.com/7cab43f17a4053230ca89df265a58b3c-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1402.5887027898425,
                        "deviation": 61.62727557192232,
                        "volatility": 0.05998911812095254
                    }
                },
                "ranking": 22.748963729878646,
                "professional": false,
                "ui_class": ""
            },
            "description": "Simply Spring Tournament",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": true,
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 259200,
                "time_increment": 86400,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 2170,
                "name": "Serenity",
                "summary": "When wisdom comes and ambitions go away, only pure enjoyment of the game remains.",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 48,
                "icon": "https://user-uploads.online-go.com/296c487fa334861b517b0bf1928b4ac9-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2018-03-05T11:00:00Z",
            "players_start": 9,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2018-03-05T11:00:37.174895Z",
            "ended": "2020-01-21T01:08:13.258005Z",
            "start_waiting": "2018-03-05T11:00:35.503450Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/296c487fa334861b517b0bf1928b4ac9-15.png",
            "player_count": 29,
            "ranked": true
        },
        {
            "id": 96881,
            "name": "Let's Go! πŸ™‚",
            "director": {
                "id": 699769,
                "username": "jeroentjeb",
                "country": "ca",
                "icon": "https://user-uploads.online-go.com/bd4d71e7ea87028b6cc6540f291f4873-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1253.881528665303,
                        "deviation": 62.70618156736879,
                        "volatility": 0.060109716255301836
                    }
                },
                "ranking": 20.154412672870624,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Let's Go! πŸ™‚",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 11630,
                "name": "SDK Proving Grounds (Single Digit Kyu)",
                "summary": "The Official SDK Proving Grounds. This group spawned from the DDK Proving Grounds (Double Digit Kyu) group, & it's popularity. Here, SDK's can play against other SDK's (or Dan players that haven’t established a solid foothold in Dan land yet). If you get s",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 100,
                "icon": "https://user-uploads.online-go.com/fe22e722b560243ad3845b81f4d4722b-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2022-11-30T12:00:00Z",
            "players_start": 9,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 20,
            "max_ranking": 25,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-11-30T12:00:25.849401Z",
            "ended": "2023-03-03T23:33:29.445809Z",
            "start_waiting": "2022-11-30T12:00:25.453239Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/fe22e722b560243ad3845b81f4d4722b-15.png",
            "player_count": 9,
            "ranked": true
        },
        {
            "id": 120652,
            "name": "SunRise from East",
            "director": {
                "id": 1436588,
                "username": "Arrow A6 anti-",
                "country": "zz",
                "icon": "https://user-uploads.online-go.com/8670729a0e8d1142fea14d8bd6800517-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 588.6751839572613,
                        "deviation": 80.73457404236709,
                        "volatility": 0.0636275307525229
                    }
                },
                "ranking": 5,
                "professional": false,
                "ui_class": ""
            },
            "description": "🌏🌍🌎\n\n<h3><a Href=\"https://online-go.com/group/13797\"><span  style=\"color:gold;\"><u>  Go advance forward forever&#20<a Href=\"https://online-go.com/group/13797\">welcome to join</u>\n</a></h3>\n\n<p>\n<embed src=\"https://www.youtube.com/embed/2HoTK_Gqi2Q\"width=\"320\" height=\"180\">\n</p>",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": -1,
            "rules": "chinese",
            "time_per_move": 0,
            "time_control_parameters": {
                "system": "none",
                "time_control": "none",
                "speed": "correspondence",
                "pause_on_weekends": false
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 13797,
                "name": " ζ— ι—΄ε‹€η’ζœ―εŒ–  Go Advance forward forever",
                "summary": "ζ¬’θΏŽε›΄ζ£‹ηˆ±ε₯½θ€…ζ₯εˆ°ε±žδΊŽζ‚¨ηš„ε›­εœ°\n\n\n          In Your πŸ’– Go to Universes everywhere",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 493,
                "icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2024-10-01T08:00:00Z",
            "players_start": 9,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2024-10-01T08:00:58.694043Z",
            "ended": null,
            "start_waiting": "2024-10-01T08:00:58.448685Z",
            "board_size": 19,
            "active_round": 4,
            "icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-15.png",
            "player_count": 19,
            "ranked": true
        },
        {
            "id": 134511,
            "name": "Dormimos Γ© ruim",
            "director": {
                "id": 1627755,
                "username": "Luizinho29",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/1bfa4e7c509d67d4c33474ce5e64ec3c-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 499.5402175570621,
                        "deviation": 74.33234346373021,
                        "volatility": 0.06003082036610436
                    }
                },
                "ranking": 5,
                "professional": false,
                "ui_class": ""
            },
            "description": "Chitos Γ© melhor",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 0,
                "period_time": 86400,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 15904,
                "name": "Brothersgamer",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 2,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2025-11-18T23:00:00Z",
            "players_start": 9,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": null,
            "ended": null,
            "start_waiting": null,
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 1,
            "ranked": true
        },
        {
            "id": 102814,
            "name": "FUND 2",
            "director": {
                "id": 832318,
                "username": "miguel0204",
                "country": "br",
                "icon": "https://secure.gravatar.com/avatar/471c6f87781deced9d324ef7093a8382?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1519.3654203238482,
                        "deviation": 62.217052257348094,
                        "volatility": 0.060034754532333715
                    }
                },
                "ranking": 24.600342347917625,
                "professional": false,
                "ui_class": ""
            },
            "description": "FUND 2",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 11,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "blitz",
                "pause_on_weekends": false,
                "main_time": 30,
                "period_time": 10,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 13117,
                "name": "alunos verissimo",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 102,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2023-05-02T15:00:00Z",
            "players_start": 9,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2023-05-02T14:07:10.756480Z",
            "ended": "2023-05-02T14:38:47.689175Z",
            "start_waiting": "2023-05-02T14:07:10.641234Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 9,
            "ranked": true
        },
        {
            "id": 48467,
            "name": "Lords Of The Green Stone 2019",
            "director": {
                "id": 87790,
                "username": "MoonMonkey",
                "country": "ru",
                "icon": "https://user-uploads.online-go.com/9e29a56055728dccf9dafc7ebb3f8319-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1093.5261410201354,
                        "deviation": 62.180969905963046,
                        "volatility": 0.06028853857034597
                    }
                },
                "ranking": 16.986647782952765,
                "professional": false,
                "ui_class": ""
            },
            "description": "Three of the best of this tournament will receive the honorary titles of the Lords Of The Green Stone and will take their places in the Hall of Lords. In the name of the Game of Stones, may this be done!",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 3516,
                "name": "Game Of Stones",
                "summary": "This group is no longer operated.",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 143,
                "icon": "https://user-uploads.online-go.com/439f945317b077e50df083e0d0f09ce5-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2019-06-17T02:00:00Z",
            "players_start": 9,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2019-06-17T02:00:13.159788Z",
            "ended": "2020-02-06T08:57:10.678642Z",
            "start_waiting": "2019-06-17T02:00:12.589950Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/439f945317b077e50df083e0d0f09ce5-15.png",
            "player_count": 9,
            "ranked": true
        },
        {
            "id": 122058,
            "name": "Mad Go unfriendly tournament #2",
            "director": {
                "id": 1479473,
                "username": "ε₯•ζ—Άε₯•ηŒ·",
                "country": "zz",
                "icon": "https://user-uploads.online-go.com/9572aa46fbc22206833b7c78bbde6516-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 824.15575102247,
                        "deviation": 80.44087622650385,
                        "volatility": 0.06002558642246016
                    }
                },
                "ranking": 10.439753346961126,
                "professional": false,
                "ui_class": ""
            },
            "description": "Let's play Mad Go",
            "schedule": null,
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 90782,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 13896,
                "name": "Mad Go",
                "summary": "Are you mad \nlet's play Go",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": true,
                "hide_details": true,
                "member_count": 2,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2024-11-12T23:00:00Z",
            "players_start": 9,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-11-12T23:00:04.297387Z",
            "ended": "2025-09-16T10:36:35.821950Z",
            "start_waiting": "2024-11-12T23:00:00.028568Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 22,
            "ranked": true
        },
        {
            "id": 100147,
            "name": "Let's Go! πŸ™‚  Round Robin 3kyu-8kyu",
            "director": {
                "id": 699769,
                "username": "jeroentjeb",
                "country": "ca",
                "icon": "https://user-uploads.online-go.com/bd4d71e7ea87028b6cc6540f291f4873-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1253.881528665303,
                        "deviation": 62.70618156736879,
                        "volatility": 0.060109716255301836
                    }
                },
                "ranking": 20.154412672870624,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Let's Go! πŸ™‚ Round Robin 3kyu-8kyu",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 88451,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 6630,
                "name": "Go friends 🐬",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 360,
                "icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-02-22T19:00:00Z",
            "players_start": 9,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 22,
            "max_ranking": 27,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-02-27T08:14:44.798271Z",
            "ended": "2023-05-26T05:04:23.237743Z",
            "start_waiting": "2023-02-27T08:14:44.451030Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 46816,
            "name": "Lords Of The White Stone 2019",
            "director": {
                "id": 87790,
                "username": "MoonMonkey",
                "country": "ru",
                "icon": "https://user-uploads.online-go.com/9e29a56055728dccf9dafc7ebb3f8319-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1093.5261410201354,
                        "deviation": 62.180969905963046,
                        "volatility": 0.06028853857034597
                    }
                },
                "ranking": 16.986647782952765,
                "professional": false,
                "ui_class": ""
            },
            "description": "Three of the best of this tournament will receive the honorary titles of the Lords Of The White Stone and will take their places in the Hall of Lords. In the name of the Game of Stones, may this be done!",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": true,
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 259200,
                "time_increment": 86400,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 3516,
                "name": "Game Of Stones",
                "summary": "This group is no longer operated.",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 143,
                "icon": "https://user-uploads.online-go.com/439f945317b077e50df083e0d0f09ce5-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2019-04-16T02:00:00Z",
            "players_start": 9,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2019-04-16T02:00:54.818769Z",
            "ended": "2019-09-26T14:08:10.952472Z",
            "start_waiting": "2019-04-16T02:00:54.097411Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/439f945317b077e50df083e0d0f09ce5-15.png",
            "player_count": 11,
            "ranked": true
        }
    ]
}