List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-players_start&page=5865
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 58837,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-players_start&page=5866",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-players_start&page=5864",
    "results": [
        {
            "id": 53789,
            "name": "#1 ACI Go Tournament",
            "director": {
                "id": 628342,
                "username": "Aegenesee",
                "country": "tr",
                "icon": "https://secure.gravatar.com/avatar/7c247a2ad1429e10d9a0b280b63dacca?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1389.4866582751092,
                        "deviation": 61.3227798520018,
                        "volatility": 0.060023687831280335
                    }
                },
                "ranking": 22.531695556446603,
                "professional": false,
                "ui_class": ""
            },
            "description": "#1 ACI Go Tournament",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 40,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 900,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 4030,
                "name": "ACI Go Club",
                "summary": "American Collegiate Institute Go Club",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 33,
                "icon": "https://user-uploads.online-go.com/9ce7fec4c17310ffc74a763e3d8ddfed-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2019-11-14T01:45:00Z",
            "players_start": 1,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2019-11-19T12:12:32.420082Z",
            "ended": "2019-11-19T12:12:32.616592Z",
            "start_waiting": "2019-11-19T12:12:32.290185Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/9ce7fec4c17310ffc74a763e3d8ddfed-15.png",
            "player_count": 1,
            "ranked": true
        },
        {
            "id": 90438,
            "name": "haha man",
            "director": {
                "id": 1082106,
                "username": "rayman2012",
                "country": "cn",
                "icon": "https://user-uploads.online-go.com/ad418949b149ab2b282f6fb646e761c8-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1182.1477900994553,
                        "deviation": 63.73438771925608,
                        "volatility": 0.06005634213728667
                    }
                },
                "ranking": 18.790622608341152,
                "professional": false,
                "ui_class": ""
            },
            "description": "0000000000000000000000000000000000000",
            "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": 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": "2022-05-25T02:46:00Z",
            "players_start": 1,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-05-25T02:46:33.499532Z",
            "ended": "2022-05-25T02:46:33.480867Z",
            "start_waiting": "2022-05-25T02:46:33.405292Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 1,
            "ranked": true
        },
        {
            "id": 61472,
            "name": "6x6 hello9x9 vs",
            "director": {
                "id": 736026,
                "username": "李張樂",
                "country": "hk",
                "icon": "https://secure.gravatar.com/avatar/d45769aab0523878768b0b2d1164cd85?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1373.2951358573407,
                        "deviation": 64.83524429933749,
                        "volatility": 0.060011864092403285
                    }
                },
                "ranking": 22.260347282571285,
                "professional": false,
                "ui_class": ""
            },
            "description": "foudsfdshghgoioisdhoidshfiodshodshfdisjhnksokhfoipsgyg",
            "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": 3207,
                "name": "New Zealand Tournaments",
                "summary": "This group exists as a place to enjoy weekly tournaments with competitively minded players using the lesser known but arguably strategically superior New Zealand rule set. All are welcome here ヽ(≧◡≦)ノ",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 592,
                "icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-06-04T04:00:00Z",
            "players_start": 1,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-06-04T04:00:03.406100Z",
            "ended": "2020-06-04T04:00:03.386440Z",
            "start_waiting": "2020-06-04T04:00:03.335841Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-15.png",
            "player_count": 1,
            "ranked": true
        },
        {
            "id": 61373,
            "name": "123456789",
            "director": {
                "id": 736026,
                "username": "李張樂",
                "country": "hk",
                "icon": "https://secure.gravatar.com/avatar/d45769aab0523878768b0b2d1164cd85?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1373.2951358573407,
                        "deviation": 64.83524429933749,
                        "volatility": 0.060011864092403285
                    }
                },
                "ranking": 22.260347282571285,
                "professional": false,
                "ui_class": ""
            },
            "description": "few0rfewfuweijfwirjgiowugioriogpurei goiergw",
            "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": 5099,
                "name": "Let's \"Go\"!",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 7,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-06-02T02:00:00Z",
            "players_start": 1,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-06-02T02:00:02.894274Z",
            "ended": "2020-06-02T02:00:02.724229Z",
            "start_waiting": "2020-06-02T02:00:02.544463Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 1,
            "ranked": true
        },
        {
            "id": 135419,
            "name": "Torneig Nadal SMX1B",
            "director": {
                "id": 1096827,
                "username": "rusben",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/2d5b3343c617b01accde2daf1bde3854?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1732.2318898313797,
                        "deviation": 80.60963625664145,
                        "volatility": 0.06007908216243982
                    }
                },
                "ranking": 27.635722327987764,
                "professional": false,
                "ui_class": ""
            },
            "description": "Torneig Nadal SMX1B",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 45,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 420,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 15989,
                "name": "SMX12025",
                "summary": "SMX12025",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 30,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2025-12-16T12:10:00Z",
            "players_start": 1,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2025-12-16T12:03:31.195283Z",
            "ended": "2025-12-16T13:02:08.958552Z",
            "start_waiting": "2025-12-16T12:03:30.944305Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 12,
            "ranked": false
        },
        {
            "id": 57845,
            "name": "Prueba de Torneo",
            "director": {
                "id": 704425,
                "username": "Carlos Moreno Morera",
                "country": "es",
                "icon": "https://user-uploads.online-go.com/40c99c5e9ee75329120399144ed5e3e3-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1788.7220318348911,
                        "deviation": 65.44838673731019,
                        "volatility": 0.05982660805422482
                    }
                },
                "ranking": 28.378622713876165,
                "professional": false,
                "ui_class": ""
            },
            "description": "Prueba entre Aarón y Carlos",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": -1,
            "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": 4648,
                "name": "Club Nam-Ban (Madrid)",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 69,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-03-22T22:00:00Z",
            "players_start": 1,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-03-22T22:00:12.219592Z",
            "ended": "2020-03-25T22:57:51.810959Z",
            "start_waiting": "2020-03-22T22:00:12.051047Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 45489,
            "name": "hfrho",
            "director": {
                "id": 605157,
                "username": "Fire star",
                "country": "fr",
                "icon": "https://user-uploads.online-go.com/d7e9e5f1ee4446a210616ebf38a86275-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1047.4355412738178,
                        "deviation": 63.98618735861515,
                        "volatility": 0.06003629386112332
                    }
                },
                "ranking": 15.989747863023222,
                "professional": false,
                "ui_class": ""
            },
            "description": "vhf tubhjlophup",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 31,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": false,
                "time_control": "fischer",
                "initial_time": 120,
                "max_time": 300,
                "time_increment": 30,
                "speed": "live"
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 3354,
                "name": "go player",
                "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": "2019-02-09T16:00:00Z",
            "players_start": 1,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2019-02-09T16:00:09.395074Z",
            "ended": "2019-02-09T16:00:09.362881Z",
            "start_waiting": "2019-02-09T16:00:09.262252Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 1,
            "ranked": true
        },
        {
            "id": 33500,
            "name": "asdfadsf",
            "director": {
                "id": 498267,
                "username": "peterpeterpeter",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/3a4f4ae0cf93ec2b261f7a8b86c1125b?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1500.0,
                        "deviation": 350.0,
                        "volatility": 0.06
                    }
                },
                "ranking": 24.303382182144386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "asdfasdfasdf",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 2077,
                "name": "psp4life",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 1,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2018-01-08T12:00:00Z",
            "players_start": 1,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2018-01-08T12:00:18.602020Z",
            "ended": "2018-01-08T12:02:35.468146Z",
            "start_waiting": "2018-01-08T12:00:18.477013Z",
            "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": 112479,
            "name": "9by9Board-sizes 'Fast Money Fastest InternetSpeeds Fast Work-Leveling' Series 1Sec by 1seconds 10Period(s)",
            "director": {
                "id": 1035810,
                "username": "CEO S AND C PARTNER",
                "country": "kr",
                "icon": "https://user-uploads.online-go.com/b1a5f81a5adaaa38a59d0f1577a0f955-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1593.6099532694311,
                        "deviation": 69.00877631493312,
                        "volatility": 0.06065780103482382
                    }
                },
                "ranking": 25.704807840400584,
                "professional": false,
                "ui_class": ""
            },
            "description": "'Fast Money Fastest InternetSpeeds Fast Work-Leveling' Series 1Sec by 1seconds 10Period(s)\n1st Place Prize 50$\n2nd Place Prize 25$\n3rd Place Prize 20$",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "korean",
            "time_per_move": 1,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "blitz",
                "pause_on_weekends": false,
                "main_time": 1,
                "period_time": 1,
                "periods": 10
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 14032,
                "name": "((((((((((PAID))))))))))SITE SUPPORTER",
                "summary": "Site Supporter(s) only-alloweds1111111111.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 2,
                "icon": "https://user-uploads.online-go.com/7cf2292d04ac82e569bf88cf63b7584e-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-02-16T16:00:00Z",
            "players_start": 1,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2024-02-16T16:00:39.961629Z",
            "ended": "2024-02-16T16:12:01.059630Z",
            "start_waiting": "2024-02-16T16:00:39.828302Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/7cf2292d04ac82e569bf88cf63b7584e-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 88048,
            "name": "9*9 Correspondence Go Tournament",
            "director": {
                "id": 1132292,
                "username": "deleted-d49aebc5-19dd-4213-92a8-c6b6f2062072",
                "country": "hk",
                "icon": "https://secure.gravatar.com/avatar/693270c4a084198756f29944e2c7084d?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 951.8556179318954,
                        "deviation": 68.46807803165343,
                        "volatility": 0.060053290780978354
                    }
                },
                "ranking": 13.774599538647845,
                "professional": false,
                "ui_class": ""
            },
            "description": "Have Fun!",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 15360,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 14400,
                "initial_time": 86400,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 10278,
                "name": "大埔舊墟公立學校(寶湖道)21-22(第3期) 入門",
                "summary": "\n上課日子:  8/7、15/7、22/7、29/7、5/8、19/8.\n\n星期五 3:00-4:15PM\n",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 7,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2022-04-02T10:00:00Z",
            "players_start": 1,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 29,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2022-04-02T10:00:47.569809Z",
            "ended": "2022-04-02T10:00:47.553033Z",
            "start_waiting": "2022-04-02T10:00:47.495401Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 1,
            "ranked": true
        }
    ]
}