List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=first_pairing_method&page=5330
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 58958,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=first_pairing_method&page=5331",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=first_pairing_method&page=5329",
    "results": [
        {
            "id": 81742,
            "name": "13x13 D.E 10/30/2021 🦕",
            "director": {
                "id": 584481,
                "username": "Mulsiphix",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/f79dd274bd83ca6fdf5e2c1af119ba63-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1723.508332937557,
                        "deviation": 67.30621035483453,
                        "volatility": 0.06024145341136911
                    }
                },
                "ranking": 27.51884388340188,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "☆ The default tournament pairing method is Strength, to ensure matches remain competitive the entire contest.\n\n☆ This is a ‘Daredevil 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 locate players who are more competitive than your average opponent. A big part of improving your own skills is to have them tested by capable challengers. If you would like to be a part of more New Zealand rule set tournaments, check out our group for weekly opportunities.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "nz",
            "time_per_move": 59520,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 57600,
                "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": "2021-10-31T01:00:00Z",
            "players_start": 8,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-10-31T18:15:20.410207Z",
            "ended": "2022-05-17T16:08:45.898475Z",
            "start_waiting": "2021-10-31T18:15:20.242844Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 1144,
            "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": 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": 384,
                "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": 24,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2010-05-25T12:52:00Z",
            "ended": "2010-05-25T10:52:00Z",
            "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": 27,
            "name": "School soon!!",
            "director": {
                "id": 82,
                "username": "BFF",
                "country": "ru",
                "icon": "https://secure.gravatar.com/avatar/48d65cd0806a7b6e1911c10d557b6ffb?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1496.6571309968624,
                        "deviation": 66.59345665503561,
                        "volatility": 0.0600852454495633
                    }
                },
                "ranking": 24.251732996975477,
                "professional": false,
                "ui_class": ""
            },
            "description": "Dedicated to the new school year.",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 360000,
                "max_time": 864000,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 9,
                "name": "Русская группа",
                "summary": "Интересные, призовые турниры.",
                "require_invitation": true,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 1950,
                "icon": "https://user-uploads.online-go.com/fd8ca9680500359b55b5bc1196226b5f-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": false,
            "exclusivity": "open",
            "started": "2013-08-31T17:58:17.800361Z",
            "ended": "2014-01-03T16:02:03.930285Z",
            "start_waiting": null,
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/fd8ca9680500359b55b5bc1196226b5f-15.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 1877,
            "name": "Gogas's mini-tournament",
            "director": {
                "id": 33115,
                "username": "Gogas",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/4c2edaf5cd233d610074596f38cde0b5?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1832.0378345676754,
                        "deviation": 67.28243758726465,
                        "volatility": 0.060216512628776815
                    }
                },
                "ranking": 28.932544383346094,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 259200,
            "time_control_parameters": {
                "time_control": "simple",
                "per_move": 259200
            },
            "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": 384,
                "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": 24,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2012-06-30T17:13:09Z",
            "ended": "2012-06-30T15:13:09Z",
            "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": 103477,
            "name": "Another random tournament.",
            "director": {
                "id": 1095796,
                "username": "supercomputerbot",
                "country": "au",
                "icon": "https://user-uploads.online-go.com/3135c8e78cb29f83ea1f308d19c54fc5-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2310.8609320925502,
                        "deviation": 64.35502589473509,
                        "volatility": 0.060087644992433756
                    }
                },
                "ranking": 34.307771470803836,
                "professional": false,
                "ui_class": "bot"
            },
            "description": "bot + player = unfair",
            "schedule": null,
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": -1,
            "rules": "chinese",
            "time_per_move": 138743,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 259200,
                "period_time": 129600,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 3211,
                "name": "gtp2ogs AI Gathering 2019x19 ໒( ̿ ᴥ ̿ )७",
                "summary": "Gathering all OGS AI enthusiasts ! Welcome !!!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 244,
                "icon": "https://user-uploads.online-go.com/4cb3ff354d18a41e303966725f617c00-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-05-24T02:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "random",
            "min_ranking": 20,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-05-24T02:00:57.139717Z",
            "ended": "2023-10-16T19:31:30.636678Z",
            "start_waiting": "2023-05-24T02:00:56.958167Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/4cb3ff354d18a41e303966725f617c00-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 32404,
            "name": "First test tournament, from the new group, Language Exchange",
            "director": {
                "id": 477530,
                "username": "WeiqiGO0",
                "country": "se",
                "icon": "https://user-uploads.online-go.com/2754e7d772ef3c709454c33291d61663-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 986.6162639432179,
                        "deviation": 74.30486951860357,
                        "volatility": 0.06002096122274696
                    }
                },
                "ranking": 14.604939387617788,
                "professional": false,
                "ui_class": ""
            },
            "description": "This is test to see how a tournament is created here on OGS. Feel free to join the tournament if you would like to. Open for all rankes and all kinds of people here on OGS.",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": true,
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 1982,
                "name": "LanguageExchange",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 1,
                "icon": "https://user-uploads.online-go.com/9f4ed137fa7a4c50d5df9fd6825ba8fb-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2017-12-01T19:00:00Z",
            "players_start": 2,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2017-12-01T19:00:53.126173Z",
            "ended": "2018-01-23T08:37:11.034137Z",
            "start_waiting": "2017-12-01T19:00:52.248015Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/9f4ed137fa7a4c50d5df9fd6825ba8fb-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 87976,
            "name": "30 Mar 2022 Practice Arena",
            "director": {
                "id": 1102517,
                "username": "vwongpt",
                "country": "hk",
                "icon": "https://secure.gravatar.com/avatar/c6106f229d256b87ad8f114a608b3d7d?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1544.7710327810785,
                        "deviation": 84.29096941359276,
                        "volatility": 0.06005286649551838
                    }
                },
                "ranking": 24.984237396477834,
                "professional": false,
                "ui_class": ""
            },
            "description": "Add oil!!!",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 25,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 900,
                "period_time": 15,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 10857,
                "name": "V.Chess Academy",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 65,
                "icon": "https://user-uploads.online-go.com/24a0b7752aa3881eeb1c45c28d29e936-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-03-30T11:25:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2022-03-30T11:23:03.228247Z",
            "ended": "2022-03-30T12:52:42.635154Z",
            "start_waiting": "2022-03-30T11:23:03.130912Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/24a0b7752aa3881eeb1c45c28d29e936-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 522,
            "name": "Hikaris tournament",
            "director": {
                "id": 20370,
                "username": "HikarisGo",
                "country": "ch",
                "icon": "https://user-uploads.online-go.com/4fca2f8e7932b9cbf07a7c8d52acf1e6-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 932.7021074403569,
                        "deviation": 75.59572910356786,
                        "volatility": 0.05995283926118546
                    }
                },
                "ranking": 13.304018001201374,
                "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": 384,
                "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": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2008-08-05T19:24:31Z",
            "ended": "2008-08-05T17:24:31Z",
            "start_waiting": null,
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 1878,
            "name": "King Of Weiqi 1st",
            "director": {
                "id": 44211,
                "username": "Midorima",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/80fb254dc49aeb1e90479419ecd5e4ba?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2470.90083414973,
                        "deviation": 75.24750602698444,
                        "volatility": 0.05994457358615481
                    }
                },
                "ranking": 35.8579566182116,
                "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": 864000,
                "max_time": 1728000,
                "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": 384,
                "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": 27,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2012-11-04T17:28:59Z",
            "ended": "2012-11-04T16:28:59Z",
            "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": 1145,
            "name": "DanielBR's mini-tournament_2",
            "director": {
                "id": 26336,
                "username": "DanielBR",
                "country": "br",
                "icon": "https://secure.gravatar.com/avatar/78b17d6fe4e16444e7d494573c646ed9?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1749.2670570085943,
                        "deviation": 69.99164968525334,
                        "volatility": 0.059980801568612054
                    }
                },
                "ranking": 27.86227260044618,
                "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": 604800,
                "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": 384,
                "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": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2010-10-22T14:50:03Z",
            "ended": "2010-10-22T12:50:03Z",
            "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
        }
    ]
}