List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=min_ranking&page=5742
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 60020,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=min_ranking&page=5743",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=min_ranking&page=5741",
    "results": [
        {
            "id": 90734,
            "name": "12th SDK DDK Ultra Fast Handicap",
            "director": {
                "id": 886972,
                "username": "Babbo Bruno",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/3a86884a3c89d9e4d9b53b217b0675cf-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1023.2416118750762,
                        "deviation": 64.67977078308544,
                        "volatility": 0.05978954234238058
                    }
                },
                "ranking": 15.448750968227035,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Please note the extremely aggressive time requirements. You must average 6 plays per day. Use conditional moves to speed it up.\nThis is a handicap tournament, so prepare to fight.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 17280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 14400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 508,
                "name": "Fast Correspondence",
                "summary": "Tournaments for people who like to play quick correspondence games.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 827,
                "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2022-06-07T03:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 10,
            "max_ranking": 29,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-06-07T03:00:59.466908Z",
            "ended": "2022-11-08T10:40:48.529689Z",
            "start_waiting": "2022-06-07T03:00:59.217922Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
            "player_count": 14,
            "ranked": true
        },
        {
            "id": 71843,
            "name": "Spring Olympic Games. 2021 (№6) (9x9)",
            "director": {
                "id": 776814,
                "username": "Korotrov 19",
                "country": "ua",
                "icon": "https://user-uploads.online-go.com/1c0b386e473e055af29bcaff72788ef6-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1627.5011666778498,
                        "deviation": 60.69603575167428,
                        "volatility": 0.06006221360900416
                    }
                },
                "ranking": 26.191975476154177,
                "professional": false,
                "ui_class": ""
            },
            "description": "For all go lovers.",
            "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",
                "pause_on_weekends": true,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 7088,
                "name": "Группа для создания Турниров!!!",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 32,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2021-04-02T19:00:00Z",
            "players_start": 100,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 10,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-04-02T23:14:46.043590Z",
            "ended": "2022-02-11T21:16:03.385465Z",
            "start_waiting": "2021-04-02T23:14:42.394389Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 100,
            "ranked": true
        },
        {
            "id": 72667,
            "name": "the game",
            "director": {
                "id": 752707,
                "username": "Harry Bryant",
                "country": "gb",
                "icon": "https://secure.gravatar.com/avatar/4c99bd5d6eb6b527634d9cffe37cb77f?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1467.3483399458928,
                        "deviation": 65.6387017401574,
                        "volatility": 0.06032155687200692
                    }
                },
                "ranking": 23.79389266254637,
                "professional": false,
                "ui_class": ""
            },
            "description": "win the game",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "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": 191,
                "name": "Young and Old Players Association",
                "summary": "Welcomes to the Young and Old Players Association. We welcome all beginners and experienced players alike.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 96,
                "icon": "https://user-uploads.online-go.com/dd46257689e6a2e10f09419142e181ed-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-03-26T06:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "random",
            "min_ranking": 10,
            "max_ranking": 34,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-03-26T06:00:45.687698Z",
            "ended": "2022-03-12T07:08:19.526288Z",
            "start_waiting": "2021-03-26T06:00:45.450129Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/dd46257689e6a2e10f09419142e181ed-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 94364,
            "name": "Praha 21",
            "director": {
                "id": 134125,
                "username": "mitava",
                "country": "at",
                "icon": "https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 789.792021382491,
                        "deviation": 64.86396886901105,
                        "volatility": 0.059924389565863295
                    }
                },
                "ranking": 9.453797542761778,
                "professional": false,
                "ui_class": ""
            },
            "description": "19x19",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 259200,
                "period_time": 86400,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 31,
                "name": "Český pokoj",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 50,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2022-09-07T16:00:00Z",
            "players_start": 3,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 10,
            "max_ranking": 18,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-09-07T11:52:26.459884Z",
            "ended": "2022-10-02T09:51:54.793947Z",
            "start_waiting": "2022-09-07T11:52:25.966016Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 138174,
            "name": "jarex 19x19 hkyl kffcft",
            "director": {
                "id": 1821698,
                "username": "s578gz589",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/b661377ce4167f78278c7a199986ca37?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1107.3087040728888,
                        "deviation": 66.49397896588147,
                        "volatility": 0.060104488574793356
                    }
                },
                "ranking": 17.276601848815584,
                "professional": false,
                "ui_class": ""
            },
            "description": "jarex 19x19 hkyl kffcft",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "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": true,
            "group": {
                "id": 13386,
                "name": "ggdeyyyyyy",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "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": "2026-03-14T17:00:00Z",
            "players_start": 3,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 10,
            "max_ranking": 30,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2026-03-14T17:00:11.136598Z",
            "ended": null,
            "start_waiting": "2026-03-14T17:00:10.990348Z",
            "board_size": 19,
            "active_round": 2,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 74115,
            "name": "Часы Фишера. Майский турнир",
            "director": {
                "id": 815616,
                "username": "Владислав Винокуров",
                "country": "ru",
                "icon": "https://user-uploads.online-go.com/5fdad6222692d66211e57ebba8fcac39-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1780.3382343970634,
                        "deviation": 66.16059223360482,
                        "volatility": 0.0600827653311513
                    }
                },
                "ranking": 28.26986284254334,
                "professional": false,
                "ui_class": ""
            },
            "description": "We put a plus sign \"+\" necessarily! This is a confirmation of your participation!",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 60,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 20,
                "initial_time": 3600,
                "max_time": 3600
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 8062,
                "name": "Любители игры го",
                "summary": "Здесь я провожу разные турниры, рад новым участникам.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 47,
                "icon": "https://user-uploads.online-go.com/41d4de775268389735423350fdd3b100-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-05-29T11:00:00Z",
            "players_start": 10,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 10,
            "max_ranking": 30,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-05-29T10:58:44.123778Z",
            "ended": "2021-05-29T12:54:51.691705Z",
            "start_waiting": "2021-05-29T10:58:43.882207Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/41d4de775268389735423350fdd3b100-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 3186,
            "name": "19x19 No-hurry Double Digit League",
            "director": {
                "id": 1359,
                "username": "ygramul",
                "country": "es",
                "icon": "https://user-uploads.online-go.com/1ae3c25c4a403ffef463f653ddbd8567-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1242.8903516064847,
                        "deviation": 70.08469614153742,
                        "volatility": 0.06008053195347129
                    }
                },
                "ranking": 19.95059157525782,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "A small league with long times and even games. For those who feel like taking a week off now and then, :)",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 100800,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 1296000,
                "max_time": 2592000,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 24,
                "name": "Double Digit Kyu Room",
                "summary": "For those of us working our way through to SDK. Whether its for your first time up the ladder and the 20th, lets find some opponents and camaraderie. ",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 3669,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 10,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2014-10-03T21:36:36.002516Z",
            "ended": "2015-07-21T16:15:29.917387Z",
            "start_waiting": "2014-10-03T21:36:35.388224Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 25515,
            "name": "Test of Skills",
            "director": {
                "id": 428135,
                "username": "strikerbro199",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/a6ab0a00b600ee59139022c46c7c7993?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1465.3366675512332,
                        "deviation": 61.96727078539408,
                        "volatility": 0.06014754255712306
                    }
                },
                "ranking": 23.76213321813179,
                "professional": false,
                "ui_class": ""
            },
            "description": "Welcome to my second creation( thanks to william99991111. I could't have done this without you!",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 3760,
            "time_control_parameters": {
                "period_time": 3600,
                "speed": "correspondence",
                "system": "byoyomi",
                "pause_on_weekends": false,
                "time_control": "byoyomi",
                "periods": 100,
                "main_time": 14400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 24,
                "name": "Double Digit Kyu Room",
                "summary": "For those of us working our way through to SDK. Whether its for your first time up the ladder and the 20th, lets find some opponents and camaraderie. ",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 3669,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2017-05-02T01:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 10,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2017-05-02T01:00:30.500500Z",
            "ended": "2017-06-18T20:41:37.332143Z",
            "start_waiting": "2017-05-02T01:00:28.249879Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 21,
            "ranked": true
        },
        {
            "id": 3249,
            "name": "Humbuk II GO 9x9",
            "director": {
                "id": 83058,
                "username": "Troet111",
                "country": "eu",
                "icon": "https://secure.gravatar.com/avatar/57eecb45fef1a080eb370591640348fd?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1615.8691898643092,
                        "deviation": 65.4678555428868,
                        "volatility": 0.05988830525503861
                    }
                },
                "ranking": 26.02592510993067,
                "professional": false,
                "ui_class": ""
            },
            "description": "Humbuk II Go Tunier I",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 371,
                "name": "Humbuk II GO",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "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": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 10,
            "max_ranking": 20,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2014-10-20T08:09:27.029840Z",
            "ended": "2014-12-11T13:40:00.487609Z",
            "start_waiting": "2014-10-20T08:09:26.746280Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 434,
            "name": "2nd morituri Handicap Open",
            "director": {
                "id": 14620,
                "username": "morituri",
                "country": "de",
                "icon": "https://secure.gravatar.com/avatar/b83631fa4d483e23178e48d8e4b3a955?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2286.841821005177,
                        "deviation": 64.9686065824193,
                        "volatility": 0.05991017216274213
                    }
                },
                "ranking": 34.06589090127554,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 78,
                "name": "OGS Mini Tournaments",
                "summary": "The home for all of the old OGS mini tournaments",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 385,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 10,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2008-09-17T20:26:12Z",
            "ended": "2008-09-17T18:26:12Z",
            "start_waiting": null,
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        }
    ]
}