List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=567
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 60210,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=568",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=566",
    "results": [
        {
            "id": 1577,
            "name": "Ah Go on.",
            "director": {
                "id": 27300,
                "username": "junglerick",
                "country": "gb",
                "icon": "https://secure.gravatar.com/avatar/ea3e898fb9546d4739b68378e0c68f3a?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1702.6846653899172,
                        "deviation": 67.90809979128974,
                        "volatility": 0.05997881766861816
                    }
                },
                "ranking": 27.237438930514383,
                "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": 385,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 12,
            "max_ranking": 18,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2012-05-13T07:29:12Z",
            "ended": "2012-05-13T05:29:12Z",
            "start_waiting": null,
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 1576,
            "name": "Mcolbert's mini-tournament",
            "director": {
                "id": 21053,
                "username": "mcolbert",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/0abecaf28d75970e0ddd0878c960cc18?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1514.5733497076349,
                        "deviation": 66.18017642323444,
                        "volatility": 0.06007992115015064
                    }
                },
                "ranking": 24.52721198146765,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 78,
                "name": "OGS Mini Tournaments",
                "summary": "The home for all of the old OGS mini tournaments",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 385,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 4,
            "max_ranking": 19,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2012-01-22T11:20:51Z",
            "ended": "2012-01-22T10:20:51Z",
            "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": 113882,
            "name": "13x13 ტურნირი",
            "director": {
                "id": 1214291,
                "username": "zaurodisharia",
                "country": "ge",
                "icon": "https://user-uploads.online-go.com/71bf1bbf1d7e8d3af272717e29df91ec-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1181.5693709140248,
                        "deviation": 63.677338663196,
                        "volatility": 0.060003762478435176
                    }
                },
                "ranking": 18.77929265344566,
                "professional": false,
                "ui_class": ""
            },
            "description": "13x13 ტურნირი პარასკეობით 22:00 საათზე",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 10,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "blitz",
                "pause_on_weekends": false,
                "time_increment": 5,
                "initial_time": 300,
                "max_time": 300
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 692,
                "name": "Georgia - საქართველოს გოს ფედერაცია",
                "summary": "საქართველოს გოს ფედერაციის ჯგუფში გაწევრიანება შეუძლიათ მხოლოდ საქართველოს  მოქალაქეებს, რომლებიც დარეგისტრირებულები არიან ამ საიტზე და პროფილში მითითებული აქვთ სახელი და გვარი.",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 270,
                "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-03-15T18:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2024-03-15T18:00:35.058459Z",
            "ended": "2024-03-15T19:15:07.707775Z",
            "start_waiting": "2024-03-15T18:00:34.699317Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 1575,
            "name": "Feefiefoe's mini-tournament",
            "director": {
                "id": 35382,
                "username": "Feefiefoe",
                "country": "ca",
                "icon": "https://secure.gravatar.com/avatar/700dc0cdd60762c66dee73fa30d87c97?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1307.754557211414,
                        "deviation": 65.50009517993419,
                        "volatility": 0.059994811632863354
                    }
                },
                "ranking": 21.128278192454037,
                "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": 385,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2011-10-12T11:56:46Z",
            "ended": "2011-10-12T09:56:46Z",
            "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": 113904,
            "name": "player Hi level 13x13 McMahon",
            "director": {
                "id": 1528254,
                "username": "판을엎어라",
                "country": "kr",
                "icon": "https://user-uploads.online-go.com/b522dbd27551f6ed639ee56d226be9ae-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1273.2735557467126,
                        "deviation": 83.55254187507468,
                        "volatility": 0.060010125980205546
                    }
                },
                "ranking": 20.5097009107992,
                "professional": false,
                "ui_class": ""
            },
            "description": "player level",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 90782,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 14119,
                "name": "신중하게 두자",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 8,
                "icon": "https://user-uploads.online-go.com/2e6b85e5c11bd1fc1b46b0d6167b5793-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2024-06-16T06:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-06-16T06:00:47.010125Z",
            "ended": "2024-07-26T14:20:42.280349Z",
            "start_waiting": "2024-06-16T06:00:46.903695Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/2e6b85e5c11bd1fc1b46b0d6167b5793-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 1574,
            "name": "GoHa August 2011",
            "director": {
                "id": 31781,
                "username": "RalfS",
                "country": "de",
                "icon": "https://user-uploads.online-go.com/e832b6c08837e8b2802d60cc5286f479-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1328.0642545753892,
                        "deviation": 63.87215139782012,
                        "volatility": 0.059699894024962195
                    }
                },
                "ranking": 21.48503928471629,
                "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": 345600,
                "max_time": 604800,
                "time_increment": 86400
            },
            "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": 385,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2012-01-14T10:04:29Z",
            "ended": "2012-01-14T09:04:29Z",
            "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": 112281,
            "name": "Live 19x19 Swiss Tournament 2024-02-01 20:30",
            "director": {
                "id": 4,
                "username": "matburt",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1125.8827017028436,
                        "deviation": 78.19731452501959,
                        "volatility": 0.06006087171771568
                    }
                },
                "ranking": 17.66169912212786,
                "professional": false,
                "ui_class": "supporter moderator admin"
            },
            "description": "Automatic Site-wide Tournament",
            "schedule": {
                "id": 4,
                "name": "Live 19x19 Swiss Tournament",
                "rrule": "DTSTART:20260711T200000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
                "active": true,
                "created": "2014-12-20T06:30:39.250689Z",
                "last_run": "2026-07-11T20:00:20.213133Z",
                "lead_time_seconds": 1800,
                "tournament_type": "swiss",
                "handicap": 0,
                "rules": "japanese",
                "size": 19,
                "time_control_parameters": {
                    "time_control": "byoyomi",
                    "period_time": 30,
                    "main_time": 600,
                    "periods": 3
                },
                "min_ranking": 0,
                "max_ranking": 36,
                "analysis_enabled": false,
                "exclude_provisional": true,
                "players_start": 6,
                "first_pairing_method": "random",
                "subsequent_pairing_method": "strength",
                "settings": {
                    "num_rounds": "3",
                    "upper_bar": "20",
                    "lower_bar": "10",
                    "group_size": "3",
                    "maximum_players": 40
                },
                "next_run": "2026-07-12T00:00:00Z",
                "base_points": "10.0"
            },
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 35,
            "time_control_parameters": {
                "time_control": "byoyomi",
                "period_time": 30,
                "main_time": 600,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": null,
            "auto_start_on_max": false,
            "time_start": "2024-02-01T20:30:02.062142Z",
            "players_start": 6,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2024-02-01T20:31:02.004089Z",
            "ended": "2024-02-01T22:24:55.141782Z",
            "start_waiting": "2024-02-01T20:31:01.869704Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 41159,
            "name": "BFG Everyday Nines Open 2",
            "director": {
                "id": 487279,
                "username": "Ushibaka",
                "country": "_GoT_Baratheon",
                "icon": "https://user-uploads.online-go.com/89c805a20523780bc8e06b31891998d5-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1561.6203341286994,
                        "deviation": 81.84154760361032,
                        "volatility": 0.05999570110268064
                    }
                },
                "ranking": 25.235374555625793,
                "professional": false,
                "ui_class": ""
            },
            "description": "9x9 Tournament.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 63,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": false,
                "time_control": "fischer",
                "initial_time": 300,
                "max_time": 300,
                "time_increment": 60,
                "speed": "live"
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 2851,
                "name": "Brave Fighters Group",
                "summary": "Weekly tournaments on the 9x9 board.",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 9,
                "icon": "https://user-uploads.online-go.com/6165865b07f10f7b9b739045f8273c77-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2018-09-25T15:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-09-25T15:00:38.298414Z",
            "ended": "2018-09-25T15:15:02.456049Z",
            "start_waiting": "2018-09-25T15:00:35.986181Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6165865b07f10f7b9b739045f8273c77-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 104730,
            "name": "Comme il faut 9x9 #4",
            "director": {
                "id": 1224784,
                "username": "deleted-8a6b2d14-d91b-4606-9de6-ae56bac9bb56",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/4f1b28979a22153f6fe69bb1490efbad-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 848.1503119998227,
                        "deviation": 63.285346813954284,
                        "volatility": 0.059946951695909155
                    }
                },
                "ranking": 11.10412002264507,
                "professional": false,
                "ui_class": ""
            },
            "description": "*** Have fun playing with someone of similar rank, using handicap to equalize the difference! This one is 9x9.",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 95543,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 259200,
                "period_time": 86400,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 13256,
                "name": "Comme il faut (fast correspondence) ",
                "summary": "fast correspondence, similar rank adversaries, with handicap",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 2,
                "icon": "https://user-uploads.online-go.com/c2a5d1e14eac226d377f42bd1d458a63-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-07-16T14:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 9,
            "max_ranking": 19,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-07-16T14:00:48.245834Z",
            "ended": "2024-03-12T21:01:43.928865Z",
            "start_waiting": "2023-07-16T14:00:47.990710Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/c2a5d1e14eac226d377f42bd1d458a63-15.png",
            "player_count": 16,
            "ranked": true
        },
        {
            "id": 1573,
            "name": "geckos's mini-tournament",
            "director": {
                "id": 39010,
                "username": "geckos",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/5c55ae6822b6f4190b1da70f1bbb70df?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1026.3666671411843,
                        "deviation": 79.92247180974009,
                        "volatility": 0.05999451071143807
                    }
                },
                "ranking": 15.51934502877234,
                "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": 385,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2011-10-09T17:57:12Z",
            "ended": "2011-10-09T15:57:12Z",
            "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
        }
    ]
}