List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=rules&page=6
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 61018,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=rules&page=7",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=rules&page=5",
    "results": [
        {
            "id": 35963,
            "name": "2018 Class A and A* Single Elimination",
            "director": {
                "id": 153455,
                "username": "El0m",
                "country": "gb",
                "icon": "https://user-uploads.online-go.com/018b099d6b5f111ad780b468738dc998-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1295.7038814112566,
                        "deviation": 70.83331711939027,
                        "volatility": 0.0603648964543371
                    }
                },
                "ranking": 20.913967003155264,
                "professional": false,
                "ui_class": ""
            },
            "description": "Advanced",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "aga",
            "time_per_move": 49920,
            "time_control_parameters": {
                "period_time": 604800,
                "main_time": 604800,
                "system": "canadian",
                "pause_on_weekends": true,
                "time_control": "canadian",
                "stones_per_period": 14,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 1398,
                "name": "Ratio",
                "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": "2018-07-01T17:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 25,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-07-01T17:00:27.688221Z",
            "ended": "2019-02-07T14:43:02.380037Z",
            "start_waiting": "2018-07-01T17:00:26.982428Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 15,
            "ranked": true
        },
        {
            "id": 82039,
            "name": "Tournament 1",
            "director": {
                "id": 835368,
                "username": "ScienceMarc",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/e211153cc39b72cbd32da568314c92ad-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1123.5383491408475,
                        "deviation": 86.66176896958628,
                        "volatility": 0.060018780462853104
                    }
                },
                "ranking": 17.613445122335676,
                "professional": false,
                "ui_class": ""
            },
            "description": "first tournament",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "aga",
            "time_per_move": 31,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 30,
                "initial_time": 120,
                "max_time": 300
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 8935,
                "name": "BISH Go Club",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "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": true,
            "time_start": "2021-11-02T21:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-11-02T20:52:19.048432Z",
            "ended": "2021-11-02T21:26:18.571249Z",
            "start_waiting": "2021-11-02T20:52:18.851304Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 2956,
            "name": "2014 01 9x9",
            "director": {
                "id": 34734,
                "username": "varcos",
                "country": "ro",
                "icon": "https://user-uploads.online-go.com/9521e434b5969d7c96058055f4baca35-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1260.0400451524174,
                        "deviation": 62.594850131405416,
                        "volatility": 0.0600299724504993
                    }
                },
                "ranking": 20.267837008272274,
                "professional": false,
                "ui_class": ""
            },
            "description": "Hai, Gabi!",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "aga",
            "time_per_move": 0,
            "time_control_parameters": {
                "time_control": "none"
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 198,
                "name": "Noi",
                "summary": "",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 6,
                "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": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2014-07-24T09:24:56.972167Z",
            "ended": "2014-08-28T20:26:28.482766Z",
            "start_waiting": "2014-07-24T09:24:56.197728Z",
            "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": 102649,
            "name": "dont think                                 just play",
            "director": {
                "id": 845596,
                "username": "tw176876",
                "country": "hk",
                "icon": "https://user-uploads.online-go.com/a48742669e9babf18715d1195bd3b2dd-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1482.2319696564716,
                        "deviation": 72.75443661993393,
                        "volatility": 0.060013781804822426
                    }
                },
                "ranking": 24.027525190616007,
                "professional": false,
                "ui_class": ""
            },
            "description": "new year race 🍄",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "aga",
            "time_per_move": 10,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 0,
                "period_time": 10,
                "periods": 300
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 11594,
                "name": "brawl star",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 18,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2024-01-01T03:00:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-01-01T03:00:06.377565Z",
            "ended": "2024-01-01T07:44:44.458933Z",
            "start_waiting": "2024-01-01T03:00:05.330452Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 45,
            "ranked": true
        },
        {
            "id": 85889,
            "name": "Tournament 2/8/22",
            "director": {
                "id": 835368,
                "username": "ScienceMarc",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/e211153cc39b72cbd32da568314c92ad-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1123.5383491408475,
                        "deviation": 86.66176896958628,
                        "volatility": 0.060018780462853104
                    }
                },
                "ranking": 17.613445122335676,
                "professional": false,
                "ui_class": ""
            },
            "description": "description",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "aga",
            "time_per_move": 63,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 60,
                "initial_time": 300,
                "max_time": 900
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 8935,
                "name": "BISH Go Club",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "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": "2022-02-08T22:00:00Z",
            "players_start": 6,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2022-02-08T21:48:49.733962Z",
            "ended": "2022-02-08T22:29:14.154090Z",
            "start_waiting": "2022-02-08T21:48:49.591552Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 117115,
            "name": "下棋123",
            "director": {
                "id": 1575617,
                "username": "deleted-3280fdfd-825a-48e9-aeaf-dbe3f884da53",
                "country": "tw",
                "icon": "https://secure.gravatar.com/avatar/146d31302714063d6a464dba473ca8d8?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 542.2450190365778,
                        "deviation": 207.96814155801331,
                        "volatility": 0.06000176857311414
                    }
                },
                "ranking": 5,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "下棋了!!!",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "aga",
            "time_per_move": 85333,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "total_time": 2419200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 14379,
                "name": "下棋群組1234567",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 1,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2024-06-15T10:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-01-05T14:16:36.862182Z",
            "ended": "2025-03-29T11:20:05.476652Z",
            "start_waiting": "2025-01-05T14:16:36.788209Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 2927,
            "name": "9x9 Mini-Tournement for 30Ks",
            "director": {
                "id": 67357,
                "username": "Lein@d Why?",
                "country": "ca",
                "icon": "https://user-uploads.online-go.com/3a7c340bccabcef9661d2dc18ff12905-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1206.3338535720202,
                        "deviation": 62.726993542191146,
                        "volatility": 0.06012340100410309
                    }
                },
                "ranking": 19.25947821741587,
                "professional": false,
                "ui_class": ""
            },
            "description": "Sorry about the previous one I should have set that to correspondence. This one IS correspondence and yeah that's right 30Ks only.",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "aga",
            "time_per_move": 44160,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 86400,
                "max_time": 432000,
                "time_increment": 43200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 222,
                "name": "Low-Rating 30k's",
                "summary": "A group so low-rating 30k's can find each other, play against each other, and beat each other. Everyone deserves an approximately 50/50 win rate.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 278,
                "icon": "https://user-uploads.online-go.com/43373022b3404dee8e6d5616a14de877-64.png"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 0,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2014-05-21T16:55:03.929076Z",
            "ended": "2014-06-25T21:32:22.764414Z",
            "start_waiting": "2014-05-21T16:55:03.681636Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/43373022b3404dee8e6d5616a14de877-15.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 2939,
            "name": "Go Basics ",
            "director": {
                "id": 76118,
                "username": "ianbaldwin60@yahoo.com",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/16d5d834dae0bd5db4191916f71131ec?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1002.7424773410937,
                        "deviation": 74.72940835804675,
                        "volatility": 0.05998709494020916
                    }
                },
                "ranking": 14.980266381047915,
                "professional": false,
                "ui_class": ""
            },
            "description": "To become Better and Better go players\n ",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "aga",
            "time_per_move": 1200,
            "time_control_parameters": {
                "time_control": "simple",
                "per_move": 1200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 25,
                "name": "Go Basics",
                "summary": "A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 18153,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 29,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2014-07-04T23:04:26.619304Z",
            "ended": "2014-07-05T06:17:27.296795Z",
            "start_waiting": null,
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 2571,
            "name": "Democratic People's Tournament!",
            "director": {
                "id": 1904,
                "username": "Val",
                "country": "fr",
                "icon": "https://secure.gravatar.com/avatar/942816fbc439b5079d1a111a179298f4?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1549.171168949249,
                        "deviation": 119.2606964844982,
                        "volatility": 0.0599941953782673
                    }
                },
                "ranking": 25.050084276818428,
                "professional": false,
                "ui_class": ""
            },
            "description": "Comrade, join the Democratic People's Tournament and play with fellow comrades to help you fight against the tyrannic and despotic evil empire of KGS Go Server!",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "aga",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 172800,
                "max_time": 432000,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 68,
                "name": "Democratic People's Republic of Nova.gs",
                "summary": "This Democratic People's Group is Best Group. Glorious group led by cherished dear leader will conquer against capitalist imperialistic tyrants! Thanks to the Go Players' Liberation Army, the Democratic Ideology will prevail against despotic ennemies",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 11,
                "icon": "https://user-uploads.online-go.com/0a8695a59d9c57b12b07eaeab3f0400c-64.png"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2013-10-21T08:34:59.718519Z",
            "ended": "2014-01-19T23:09:44.609454Z",
            "start_waiting": null,
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/0a8695a59d9c57b12b07eaeab3f0400c-15.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 117580,
            "name": "19x19 Correspondence Swiss",
            "director": {
                "id": 921893,
                "username": "nikila",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/052ccd566373074bd5d5bdc87778f37b?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1601.2919263122153,
                        "deviation": 66.52017130138233,
                        "volatility": 0.06017707086875492
                    }
                },
                "ranking": 25.816133962678784,
                "professional": false,
                "ui_class": ""
            },
            "description": "19x19 Correspondence Swiss",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "aga",
            "time_per_move": 88451,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 14384,
                "name": "nikila",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 5,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2024-06-30T10:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-06-30T10:00:16.164968Z",
            "ended": "2024-12-18T23:01:47.170649Z",
            "start_waiting": "2024-06-30T10:00:16.051210Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 6,
            "ranked": true
        }
    ]
}