List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-first_pairing_method&page=148
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59455,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-first_pairing_method&page=149",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-first_pairing_method&page=147",
    "results": [
        {
            "id": 1182,
            "name": "25-16 kyu",
            "director": {
                "id": 31206,
                "username": "atreys",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/4325b2c05540fd863eea93b1359999b5?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1555.8714861629242,
                        "deviation": 64.87379442957483,
                        "volatility": 0.05993093890550146
                    }
                },
                "ranking": 25.149994391740584,
                "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": 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": 383,
                "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": 5,
            "max_ranking": 14,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2010-09-19T10:03:09Z",
            "ended": "2010-09-19T08:03:09Z",
            "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": 1181,
            "name": "pebber's mini-tournament",
            "director": {
                "id": 31683,
                "username": "pebber",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/65389ab9cfad407f114a3cba99957e42?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2245.7714178594165,
                        "deviation": 100.65910752410613,
                        "volatility": 0.0600179496051811
                    }
                },
                "ranking": 33.64635108849212,
                "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": 432000,
                "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": 383,
                "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": 25,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2010-07-05T18:49:49Z",
            "ended": "2010-07-05T16:49:49Z",
            "start_waiting": null,
            "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": 1180,
            "name": "beginner's 19's",
            "director": {
                "id": 32675,
                "username": "mayukoto",
                "country": "jp",
                "icon": "https://secure.gravatar.com/avatar/3c9ce2f2ab3dd80ae66f119f5ccd00ec?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1521.9718006912854,
                        "deviation": 64.71261053466733,
                        "volatility": 0.06006877590886828
                    }
                },
                "ranking": 24.64002076296505,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 172800,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 432000,
                "max_time": 604800,
                "time_increment": 172800
            },
            "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": 383,
                "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": 1,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2010-10-03T08:37:36Z",
            "ended": "2010-10-03T06:37:36Z",
            "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": 60985,
            "name": "9x9 Double Elimination",
            "director": {
                "id": 582354,
                "username": "GlacialNoivern",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/bae7db25edc19db310969d9c23831e70-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1538.257364713131,
                        "deviation": 65.55077561199136,
                        "volatility": 0.06026203340214659
                    }
                },
                "ranking": 24.886416928616224,
                "professional": false,
                "ui_class": ""
            },
            "description": "☆ The default tournament pairing method is Strength, to ensure matches remain competitive the entire contest.\n \n☆ This is a ‘Fast Correspondence Tournament’. Please, avoid delaying your games using the vacation feature or pause. If that’s the case, the tournament director may call the game for your opponent (always with previous notice).\n \n☆ Does NOT pause on the weekend.\n \n☆ If this sounds like a good time to you, please join us!\n\n<HR><BR>\nTournaments are a great way to find people who are more competitive than your average opponent. A big part of improving your own skills is by having them tested by capable adversaries. If you would like to be apart of more Chinese ruleset tournaments, check out our group for weekly opportunities.<BR><BR>",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "nz",
            "time_per_move": 45120,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 43200,
                "initial_time": 172800,
                "max_time": 259200
            },
            "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": true,
            "time_start": "2025-12-25T11:00:00Z",
            "players_start": 8,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-06-05T01:42:19.582119Z",
            "ended": "2020-07-29T02:55:09.641756Z",
            "start_waiting": "2020-06-05T01:42:19.195494Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 1199,
            "name": "Beginner's 9's #3",
            "director": {
                "id": 32675,
                "username": "mayukoto",
                "country": "jp",
                "icon": "https://secure.gravatar.com/avatar/3c9ce2f2ab3dd80ae66f119f5ccd00ec?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1521.9718006912854,
                        "deviation": 64.71261053466733,
                        "volatility": 0.06006877590886828
                    }
                },
                "ranking": 24.64002076296505,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "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": 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": 383,
                "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": 3,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2010-07-26T13:21:40Z",
            "ended": "2010-07-26T11:21:40Z",
            "start_waiting": null,
            "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": 1198,
            "name": "Centeral Connecticut Go Club Mini-Tournament",
            "director": {
                "id": 1663,
                "username": "mattpruner",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/d308c194175cdcdf8520a378b29c64a8-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1941.423874302571,
                        "deviation": 67.94317417128677,
                        "volatility": 0.06007857773511283
                    }
                },
                "ranking": 30.27507635120476,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 604800,
            "time_control_parameters": {
                "time_control": "simple",
                "per_move": 604800
            },
            "is_open": false,
            "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": 383,
                "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": false,
            "exclusivity": "open",
            "started": "2011-03-26T04:33:30Z",
            "ended": "2011-03-26T03:33:30Z",
            "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": 48026,
            "name": "19x19 D.E. (Chinese Rules)",
            "director": {
                "id": 623824,
                "username": "Frumpamine",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/49a4922ef8d601c2fe306b093af95c6b-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1500,
                        "deviation": 350,
                        "volatility": 0.06
                    }
                },
                "ranking": 24.303382182144386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "☆ The default tournament pairing method is Strength, to ensure matches remain competitive the entire contest.\n\n☆ This is a ‘Fast Correspondence Tournament’. Please, avoid delaying your games using the vacation feature or pause. If that’s the case, the tournament director may call the game for your opponent (always with previous notice).\n \n☆ Does NOT pause on the weekend.\n \n☆ If this sounds like a good time to you, please join us!\n\n<HR><BR>\nTournaments are a great way to find people who are more competitive than your average opponent. A big part of improving your own skills is by having them tested by capable adversaries. If you would like to be apart of more Chinese ruleset tournaments, check out our group for weekly opportunities.<BR><BR>",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 45120,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": false,
                "time_control": "fischer",
                "initial_time": 172800,
                "max_time": 259200,
                "time_increment": 43200,
                "speed": "correspondence"
            },
            "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": true,
            "time_start": "2019-06-01T01:00:00Z",
            "players_start": 8,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2019-05-13T05:02:19.952339Z",
            "ended": "2019-11-20T10:16:56.668098Z",
            "start_waiting": "2019-05-13T05:02:19.436876Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-15.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 1197,
            "name": "hans' second mini-tournament",
            "director": {
                "id": 30098,
                "username": "hansdeutz",
                "country": "de",
                "icon": "https://user-uploads.online-go.com/dec92a2822cc33c81329c1ea48916dca-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1236.6335248503683,
                        "deviation": 62.29572716683944,
                        "volatility": 0.05937994408134046
                    }
                },
                "ranking": 19.833757978116722,
                "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": 383,
                "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": "2010-11-19T18:40:38Z",
            "ended": "2010-11-19T17:40:38Z",
            "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": 1196,
            "name": "19’s Challenge",
            "director": {
                "id": 32288,
                "username": "LeeMorikawa",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/54c732f3d2a5ee4ddefd369b9ac7af4b?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1499.8684911928542,
                        "deviation": 64.49933077667654,
                        "volatility": 0.05998095533514081
                    }
                },
                "ranking": 24.3013524739113,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "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": 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": 383,
                "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": false,
            "exclusivity": "open",
            "started": "2010-11-12T13:59:27Z",
            "ended": "2010-11-12T12:59:27Z",
            "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": 1195,
            "name": "beginner's 19's v2",
            "director": {
                "id": 32675,
                "username": "mayukoto",
                "country": "jp",
                "icon": "https://secure.gravatar.com/avatar/3c9ce2f2ab3dd80ae66f119f5ccd00ec?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1521.9718006912854,
                        "deviation": 64.71261053466733,
                        "volatility": 0.06006877590886828
                    }
                },
                "ranking": 24.64002076296505,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "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": 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": 383,
                "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": 3,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2011-02-05T22:07:22Z",
            "ended": "2011-02-05T21:07:22Z",
            "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
        }
    ]
}