List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=max_ranking&page=405
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 60707,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=max_ranking&page=406",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=max_ranking&page=404",
    "results": [
        {
            "id": 90897,
            "name": "S.E. 19x19",
            "director": {
                "id": 1133095,
                "username": "My little pony",
                "country": "hk",
                "icon": "https://user-uploads.online-go.com/68bd25f1889b3bc6a39a8f05e4f17167-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 929.3213912846254,
                        "deviation": 76.86369994639227,
                        "volatility": 0.060014291407671186
                    }
                },
                "ranking": 13.2199549750834,
                "professional": false,
                "ui_class": ""
            },
            "description": "This is a 19x19 Go tournament.\n____________________________________________________________\n\nRules:\n1. No mirror go.\n2. No pauses.\n3. No cruse words like #!%&.\n4. Join my group ‘Tounnament Madness’.\n5. Have fun!\n\n____________________________________________________________\n\nNotes from clp202004 / Among us 9901 :\nAny rule breakers will be disqualified and reported.\n\nThere will be 1 lucky contestant that will get 5 extra points as soon as I remember.\n\nDon’t forget, have fun!",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 2419200,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "per_move": 2419200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 343,
                "name": "Global Go Club",
                "summary": "Open Go club for people anywhere",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 595,
                "icon": "https://user-uploads.online-go.com/4ad2efd8d4b51b4244ae8cf09cadbde5-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-02-22T13:00:00Z",
            "players_start": 7,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 11,
            "max_ranking": 22,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-02-22T13:00:41.961260Z",
            "ended": null,
            "start_waiting": "2023-02-22T13:00:41.347009Z",
            "board_size": 19,
            "active_round": 3,
            "icon": "https://user-uploads.online-go.com/4ad2efd8d4b51b4244ae8cf09cadbde5-15.png",
            "player_count": 43,
            "ranked": true
        },
        {
            "id": 2931,
            "name": "9x9 training to progress",
            "director": {
                "id": 61468,
                "username": "orplus",
                "country": "gf",
                "icon": "https://secure.gravatar.com/avatar/3fb96a4b0aa3ee612875f322da12034f?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1407.103511390156,
                        "deviation": 61.92125026532194,
                        "volatility": 0.05962915318746959
                    }
                },
                "ranking": 22.823361849733868,
                "professional": false,
                "ui_class": ""
            },
            "description": "training for the members of the city (to keep the fight spirit and the sense of challenge)",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 266880,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 691200,
                "max_time": 2505600,
                "time_increment": 259200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 242,
                "name": "la cité du joueur perdu",
                "summary": "A place to learn, test, experiment, invent. Not necessarily in a conventional manner but with respect and joy in order to become stronger and face masters (one day more or less close)",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 52,
                "icon": "https://user-uploads.online-go.com/ab692de4f0fc622aebfcedfaa181fdb0-64.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": 22,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2014-05-31T08:10:12.070837Z",
            "ended": "2014-11-14T14:24:37.844539Z",
            "start_waiting": "2014-05-31T08:10:11.709402Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/ab692de4f0fc622aebfcedfaa181fdb0-15.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 599,
            "name": "Googol MT 2008",
            "director": {
                "id": 2478,
                "username": "yanis",
                "country": "ru",
                "icon": "https://secure.gravatar.com/avatar/c715b65785b8c3db6c98145a2a8e0285?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1694.5227759614772,
                        "deviation": 71.09819035827104,
                        "volatility": 0.059974147460910114
                    }
                },
                "ranking": 27.12620162335771,
                "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": true,
            "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": 386,
                "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": 16,
            "max_ranking": 22,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2009-01-21T22:54:14Z",
            "ended": "2009-01-21T21:54:14Z",
            "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
        },
        {
            "id": 2183,
            "name": "mpopovic's mini-tournament",
            "director": {
                "id": 37933,
                "username": "mpopovic",
                "country": "hr",
                "icon": "https://secure.gravatar.com/avatar/c59d1bc6c43b29901340416006a74980?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1546.5023360922396,
                        "deviation": 66.41188001715417,
                        "volatility": 0.05989258273925003
                    }
                },
                "ranking": 25.010168248305778,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "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": true,
            "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": 386,
                "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": 12,
            "max_ranking": 22,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2013-04-25T20:29:23Z",
            "ended": "2014-01-19T19:14:44.510848Z",
            "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
        },
        {
            "id": 1268,
            "name": "mh's narrow band mini-tournament",
            "director": {
                "id": 25936,
                "username": "modernhamlet",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/48220603cb98916c76c7a27454b299ae?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1724.255231563014,
                        "deviation": 63.21278813980282,
                        "volatility": 0.05998757958269024
                    }
                },
                "ranking": 27.528873981537288,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 432000,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "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": 386,
                "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": 18,
            "max_ranking": 22,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2010-12-25T13:22:11Z",
            "ended": "2010-12-25T12:22:11Z",
            "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
        },
        {
            "id": 109008,
            "name": "Hello November",
            "director": {
                "id": 1290047,
                "username": "TaroMan",
                "country": "zz",
                "icon": "https://user-uploads.online-go.com/0a1bf82f79b8cfa1ec48474db6a9488f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1074.5194898914124,
                        "deviation": 64.06811999242666,
                        "volatility": 0.05991128509978694
                    }
                },
                "ranking": 16.580738202358354,
                "professional": false,
                "ui_class": ""
            },
            "description": "Hi Long time no tournament. This is a round-robin tournament for beginners, so expect a lot of games coming at one time. Also, this tournament is limited to 10 players.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 91187,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 604800,
                "period_time": 86400,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 13496,
                "name": "Happy Beginners",
                "summary": "Good luck and have fun everyone :)",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 12,
                "icon": "https://user-uploads.online-go.com/30720022a6506335acd2ce745076871f-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-11-01T15:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 10,
            "max_ranking": 22,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-11-01T15:00:13.171702Z",
            "ended": "2023-12-29T01:33:22.663694Z",
            "start_waiting": "2023-11-01T15:00:12.842853Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/30720022a6506335acd2ce745076871f-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 1955,
            "name": "bjoern's mini-tournament",
            "director": {
                "id": 24913,
                "username": "bjoern",
                "country": "de",
                "icon": "https://secure.gravatar.com/avatar/afd2e698f0cc38006870afd6b2aaf616?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1727.1428454859474,
                        "deviation": 63.51809880999645,
                        "volatility": 0.05997113944385811
                    }
                },
                "ranking": 27.567610908672997,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 172800,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 432000,
                "max_time": 432000,
                "time_increment": 172800
            },
            "is_open": true,
            "exclude_provisional": true,
            "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": 386,
                "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": 22,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2013-09-03T12:24:15Z",
            "ended": "2013-09-03T10:24:15Z",
            "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
        },
        {
            "id": 874,
            "name": "ahl7's go tour - full handicap - n°1",
            "director": {
                "id": 15292,
                "username": "ahl7",
                "country": "fr",
                "icon": "https://secure.gravatar.com/avatar/52fc7d6520429bd9e30da385255280a7?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1876.5425684918052,
                        "deviation": 63.665159155193635,
                        "volatility": 0.05995996515552524
                    }
                },
                "ranking": 29.488193143912113,
                "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": 386,
                "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": 19,
            "max_ranking": 22,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2009-07-22T17:46:08Z",
            "ended": "2009-07-22T15:46:08Z",
            "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
        },
        {
            "id": 365,
            "name": "Way of Go",
            "director": {
                "id": 4657,
                "username": "Lapis",
                "country": "it",
                "icon": "https://secure.gravatar.com/avatar/d19f3a074143a096c8558a9733f52f50?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1686.4826952213186,
                        "deviation": 68.04366394428057,
                        "volatility": 0.06004395498297073
                    }
                },
                "ranking": 27.016099334810434,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 432000,
                "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": 386,
                "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": 9,
            "max_ranking": 22,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2007-11-21T20:11:00Z",
            "ended": "2008-04-12T18:34:00Z",
            "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
        },
        {
            "id": 1673,
            "name": "TAKEDA RYU 2nd mini-tournament",
            "director": {
                "id": 2183,
                "username": "udhar_nabresh",
                "country": "ro",
                "icon": "https://secure.gravatar.com/avatar/c00d28977111f76b775edc5ed92b2295?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1397.9425830839382,
                        "deviation": 61.52756721957249,
                        "volatility": 0.05928945365191987
                    }
                },
                "ranking": 22.672151326166308,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "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": 386,
                "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": 16,
            "max_ranking": 22,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2012-04-17T16:11:46Z",
            "ended": "2012-04-17T14:11:46Z",
            "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
        }
    ]
}