GET /api/v1/tournaments?format=api&ordering=first_pairing_method&page=5574
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 58291,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=first_pairing_method&page=5575",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=first_pairing_method&page=5573",
    "results": [
        {
            "id": 90714,
            "name": "PG DDK 2023 19x19",
            "director": {
                "id": 1091075,
                "username": "isopods",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/c7e1433d765cd9e52ca70b034194ba2f?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1500,
                        "deviation": 350,
                        "volatility": 0.06
                    }
                },
                "ranking": 24.303382182144386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "The Big One.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 29760,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 28800,
                "initial_time": 86400,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 7228,
                "name": "DDK Proving Grounds (Double Digit Kyu)",
                "summary": "A place for DDK's to play against other DDK's without fear of SDK's trying to hop in. We do B League (25k-18k) & A League (17k-10k) tournaments monthly.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 635,
                "icon": "https://user-uploads.online-go.com/9725fa29200a4cb43a21b6a895183ad3-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-01-01T09:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2023-01-01T09:00:24.108312Z",
            "ended": "2023-09-18T15:52:28.844698Z",
            "start_waiting": "2023-01-01T09:00:22.097304Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/9725fa29200a4cb43a21b6a895183ad3-15.png",
            "player_count": 62
        },
        {
            "id": 2792,
            "name": "19x19 DDK Tournament",
            "director": {
                "id": 52052,
                "username": "ST000MA",
                "country": "rs",
                "icon": "https://secure.gravatar.com/avatar/da4a122c783bf3156553dfebd327d39d?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1719.3340067187787,
                        "deviation": 64.32230057206088,
                        "volatility": 0.06202458214816417
                    }
                },
                "ranking": 27.462706721263817,
                "professional": false,
                "ui_class": ""
            },
            "description": "8 moves per day. DDK players. Starts at 14:00 GMT on Wednesday, 28.1.2014.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "aga",
            "time_per_move": 12720,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 172800,
                "max_time": 172800,
                "time_increment": 10800
            },
            "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": 381,
                "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": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2014-01-29T14:00:21.664957Z",
            "ended": "2014-05-23T14:22:54.609217Z",
            "start_waiting": "2014-01-29T14:00:20.108479Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0
        },
        {
            "id": 1505,
            "name": "Veronika's mini-tournament",
            "director": {
                "id": 38219,
                "username": "Veronika",
                "country": "cz",
                "icon": "https://secure.gravatar.com/avatar/41c9174b875e4f9606e309c745b390be?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1596.0572482007944,
                        "deviation": 64.91376270979809,
                        "volatility": 0.05997284737314625
                    }
                },
                "ranking": 25.7403318529071,
                "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": 381,
                "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": 14,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2011-10-19T14:18:06Z",
            "ended": "2011-10-19T12:18:06Z",
            "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
        },
        {
            "id": 3236,
            "name": "Fight Club´s \"Daily Quick 13\" 2014-10-10 1800 UTC",
            "director": {
                "id": 93741,
                "username": "littletry",
                "country": "150",
                "icon": "https://user-uploads.online-go.com/930b18e6eb208c8df33b3eea4e23ceae-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1911.8998841310188,
                        "deviation": 65.0765344045977,
                        "volatility": 0.059958000313559676
                    }
                },
                "ranking": 29.920320929399413,
                "professional": false,
                "ui_class": ""
            },
            "description": "\"enjoy the procedure and the goal will unfold\"",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 70,
            "time_control_parameters": {
                "time_control": "byoyomi",
                "period_time": 60,
                "main_time": 900,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 351,
                "name": "Fight Club",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 367,
                "icon": "https://user-uploads.online-go.com/84c668c6929052e27b769484f8a7a326-64.png"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2014-10-10T18:02:05.500514Z",
            "ended": "2014-10-10T20:43:50.741989Z",
            "start_waiting": "2014-10-10T18:02:05.001490Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/84c668c6929052e27b769484f8a7a326-15.png",
            "player_count": 0
        },
        {
            "id": 485,
            "name": "gomoucha's mini-tournament",
            "director": {
                "id": 13939,
                "username": "gomoucha",
                "country": "cz",
                "icon": "https://secure.gravatar.com/avatar/81a5d666be23bdcc627af0c99ec0a217?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2099.4296771535246,
                        "deviation": 70.60158118631045,
                        "volatility": 0.060110412128245194
                    }
                },
                "ranking": 32.086426475607546,
                "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": 381,
                "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": "2008-05-27T18:59:28Z",
            "ended": "2008-05-27T16:59:28Z",
            "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
        },
        {
            "id": 131381,
            "name": "Fast Round Robin for 7k-13k # I",
            "director": {
                "id": 1632034,
                "username": "exxelxior",
                "country": "001",
                "icon": "https://user-uploads.online-go.com/fa81172ce521dfadbb1dbbf37e253668-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1402.2582400128586,
                        "deviation": 73.23847367268033,
                        "volatility": 0.05999383391950328
                    }
                },
                "ranking": 22.743508734666015,
                "professional": false,
                "ui_class": ""
            },
            "description": "Fast tournament: pay attention, 12 hours increment is something like two movements per day to keep the flow ;-)\n\nQuoted from Fast Correspondence Group (thanx):\n“Use the conditional move feature to speed up the game. No pausing and no vacations; anyone who has vacation mode switched on or pauses a game, will be disqualified. Also, please do not use AI.”\n\nAnd I add: and no weekends, just make your move; it's a tournament, my friend!",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 45251,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 43200,
                "initial_time": 259200,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 15509,
                "name": "Fast and narrow rank range tournaments",
                "summary": "Tournaments for people who like to play within narrow rank ranges and fast correspondence games.",
                "require_invitation": true,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 20,
                "icon": "https://user-uploads.online-go.com/fb0e7d5660cf5ea61609ed14abdc9bfa-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2025-09-01T23:33:00Z",
            "players_start": 8,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 17,
            "max_ranking": 23,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-08-28T05:38:29.716229Z",
            "ended": "2025-10-22T10:04:22.690907Z",
            "start_waiting": "2025-08-28T05:38:29.137906Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/fb0e7d5660cf5ea61609ed14abdc9bfa-15.png",
            "player_count": 10
        },
        {
            "id": 3011,
            "name": "Go Basics Round Robin Correspondence Tournament",
            "director": {
                "id": 784,
                "username": "mlopezviedma",
                "country": "ar",
                "icon": "https://user-uploads.online-go.com/3e911828e4e25e61f8faede9d9277323-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1576.6058983592984,
                        "deviation": 62.39509712483839,
                        "volatility": 0.05973302369801668
                    }
                },
                "ranking": 25.456466614065288,
                "professional": false,
                "ui_class": "supporter moderator"
            },
            "description": "For those who don't like eternal correspondence games, this is a 2 days maximum Round Robin.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 600,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 172800,
                "max_time": 172800,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 25,
                "name": "Go Basics",
                "summary": "A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 17542,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2014-07-09T04:17:49.246797Z",
            "ended": "2014-07-30T00:56:29.760353Z",
            "start_waiting": "2014-07-09T04:17:33.890430Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 0
        },
        {
            "id": 883,
            "name": "Ganju24's mini-tournament",
            "director": {
                "id": 23243,
                "username": "Ganju24",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/f94191c7fb7e88b77321701384bffc61?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1586.2526783570834,
                        "deviation": 64.96904575908962,
                        "volatility": 0.06005673002966372
                    }
                },
                "ranking": 25.597682949877882,
                "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": 1209600,
                "max_time": 2592000,
                "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": 381,
                "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": 19,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2010-02-17T22:40:05Z",
            "ended": "2010-02-17T21:40:05Z",
            "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
        },
        {
            "id": 111463,
            "name": "25-15 Kyu",
            "director": {
                "id": 802455,
                "username": "royz",
                "country": "au",
                "icon": "https://user-uploads.online-go.com/03f18f62a0f75ee67216749ada869453-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1156.0880669704966,
                        "deviation": 64.00919031123213,
                        "volatility": 0.06007145109181084
                    }
                },
                "ranking": 18.27458606844186,
                "professional": false,
                "ui_class": ""
            },
            "description": "Please join the group 👌.",
            "schedule": null,
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 259200,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "per_move": 259200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 13939,
                "name": " A Cozy Go Place Down The Street",
                "summary": "Our mission:\n\nBall",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 7,
                "icon": "https://user-uploads.online-go.com/ec49b953590174f514a8f7041a13597e-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2024-01-12T12:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 15,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-01-25T08:01:14.205219Z",
            "ended": "2024-03-04T17:46:33.491915Z",
            "start_waiting": "2024-01-25T08:01:13.982544Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/ec49b953590174f514a8f7041a13597e-15.png",
            "player_count": 4
        },
        {
            "id": 67137,
            "name": "OGC Nov Tournament 19k-10k",
            "director": {
                "id": 138181,
                "username": "Clossius",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/423037a54347a4a9a1ae2eaf15ceea96-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1992.3560659195539,
                        "deviation": 62.34335685907437,
                        "volatility": 0.06017557555132139
                    }
                },
                "ranking": 30.87457410934245,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "OGC Nov Tournament",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 36,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 600,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 2144,
                "name": "The Online Go Club",
                "summary": "A fun group for players to play and make friends!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 245,
                "icon": "https://user-uploads.online-go.com/806d6fed72c1e320ac298fb816c0b8fc-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-11-07T16:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 11,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-11-07T16:00:16.298381Z",
            "ended": "2020-11-07T20:20:15.870120Z",
            "start_waiting": "2020-11-07T16:00:15.555430Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/806d6fed72c1e320ac298fb816c0b8fc-15.png",
            "player_count": 14
        }
    ]
}