GET /api/v1/tournaments?format=api&ordering=-max_ranking&page=5434
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 58277,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-max_ranking&page=5435",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-max_ranking&page=5433",
    "results": [
        {
            "id": 1163,
            "name": "A                                   B                                   C",
            "director": {
                "id": 18317,
                "username": "Koworu",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/fc50c6bedbf20e687f14e33c1ed34eb0?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1751.1741032696373,
                        "deviation": 63.61724873998119,
                        "volatility": 0.059966677759709666
                    }
                },
                "ranking": 27.88749692120436,
                "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": 17,
            "max_ranking": 23,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2010-11-21T19:57:53Z",
            "ended": "2010-11-21T18:57:53Z",
            "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": 77336,
            "name": "9x9 Traditional monthly tournament VII/21",
            "director": {
                "id": 929191,
                "username": "EnsoZEN",
                "country": "cz",
                "icon": "https://user-uploads.online-go.com/9de5727796a655588080bb89cc627977-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1463.5820448380764,
                        "deviation": 67.30723430909097,
                        "volatility": 0.06004488935091738
                    }
                },
                "ranking": 23.734396346844115,
                "professional": false,
                "ui_class": ""
            },
            "description": "☸️ Have ZEN!🧘",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 172800,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "per_move": 172800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 8129,
                "name": "ZEN Go",
                "summary": "The search for happiness is one of the chief sources of unhappiness.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 47,
                "icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2021-07-13T23:00:00Z",
            "players_start": 6,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 23,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-07-14T01:39:00.694179Z",
            "ended": "2021-07-30T14:54:07.107260Z",
            "start_waiting": "2021-07-14T01:39:00.174409Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-15.png",
            "player_count": 6
        },
        {
            "id": 110006,
            "name": "Classic W.D.D.T. LXXIII",
            "director": {
                "id": 959671,
                "username": "ZachLee",
                "country": "_Pirate",
                "icon": "https://user-uploads.online-go.com/9f6a01a48db5819cb29f790866e3ad03-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1422.2965587704578,
                        "deviation": 64.39474436082165,
                        "volatility": 0.05998151141691156
                    }
                },
                "ranking": 23.071981640961692,
                "professional": false,
                "ui_class": ""
            },
            "description": "Classic weekly double death tournament.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 172800,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "per_move": 172800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 8129,
                "name": "ZEN Go",
                "summary": "The search for happiness is one of the chief sources of unhappiness.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 47,
                "icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-12-18T00:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 23,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-12-18T00:00:35.876498Z",
            "ended": "2024-02-20T11:06:05.064905Z",
            "start_waiting": "2023-12-18T00:00:35.752291Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-15.png",
            "player_count": 6
        },
        {
            "id": 2940,
            "name": "Takeda Ryu 19x19 for 7-14 kyu",
            "director": {
                "id": 2183,
                "username": "udhar_nabresh",
                "country": "ro",
                "icon": "https://secure.gravatar.com/avatar/c00d28977111f76b775edc5ed92b2295?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1495.8222505183717,
                        "deviation": 62.78098481244575,
                        "volatility": 0.0593126868719568
                    }
                },
                "ranking": 24.238815625716104,
                "professional": false,
                "ui_class": ""
            },
            "description": "for 7-14 kyu",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "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": 16,
            "max_ranking": 23,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2014-05-30T02:43:21.194271Z",
            "ended": "2015-03-28T15:04:39.140190Z",
            "start_waiting": "2014-05-30T02:41:02.351910Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0
        },
        {
            "id": 69727,
            "name": "Good game",
            "director": {
                "id": 841903,
                "username": "Clayton 2012",
                "country": "hk",
                "icon": "https://secure.gravatar.com/avatar/acf053bd9afd8eb70f1ce036e1cd7197?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 855.9249966897519,
                        "deviation": 65.68853498360008,
                        "volatility": 0.06007288177782305
                    }
                },
                "ranking": 11.315360920851413,
                "professional": false,
                "ui_class": ""
            },
            "description": "Have a good game",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 3852,
                "name": "Hong Kong ",
                "summary": "First priority : HK people join plz                                                                     \nThis group welcomes everyone, but only if you don't be rude.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 147,
                "icon": "https://user-uploads.online-go.com/cb4f2676677eaafca853a69c876d0443-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-01-04T07:00:00Z",
            "players_start": 3,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 23,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-01-04T13:58:48.900499Z",
            "ended": "2021-01-11T06:40:52.623588Z",
            "start_waiting": "2021-01-04T13:58:48.828000Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/cb4f2676677eaafca853a69c876d0443-15.png",
            "player_count": 3
        },
        {
            "id": 3616,
            "name": "Hercules :$ :P",
            "director": {
                "id": 81943,
                "username": "matiasnoGO",
                "country": "aq",
                "icon": "https://user-uploads.online-go.com/87a8a9553013592477b890ad665f5cd5-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1650.4942559437325,
                        "deviation": 63.60483905460714,
                        "volatility": 0.060052767358563054
                    }
                },
                "ranking": 26.516746366866418,
                "professional": false,
                "ui_class": ""
            },
            "description": "jugarrrrrrrrrrrrrrrrrrrra al GO o WEIQUI o BADUK",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 345600,
            "time_control_parameters": {
                "time_control": "simple",
                "per_move": 345600
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 363,
                "name": "Chilenos Unidos por el Go",
                "summary": "Grupo que reúne a los jugadores chilenos de OGS",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 208,
                "icon": "https://user-uploads.online-go.com/5073ea9feb7f9b23e5e801ae5c22cfc9-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2014-12-23T14:39:00Z",
            "players_start": 10,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 23,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2015-01-07T18:39:44.356303Z",
            "ended": "2016-03-08T21:29:47.175880Z",
            "start_waiting": "2015-01-07T18:39:42.974536Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/5073ea9feb7f9b23e5e801ae5c22cfc9-15.png",
            "player_count": 10
        },
        {
            "id": 110003,
            "name": "Classic W.D.D.T. LXXV",
            "director": {
                "id": 598257,
                "username": "Lukyn",
                "country": "cz",
                "icon": "https://user-uploads.online-go.com/7fb279757514c99fe4a3b2dd3a47f12c-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1303.3730922499276,
                        "deviation": 65.60933899360938,
                        "volatility": 0.059950937362118116
                    }
                },
                "ranking": 21.05058684781348,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Classic weekly double death tournament.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 172800,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "per_move": 172800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 8129,
                "name": "ZEN Go",
                "summary": "The search for happiness is one of the chief sources of unhappiness.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 47,
                "icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-01-01T00:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 23,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-01-01T00:00:05.711212Z",
            "ended": "2024-03-07T17:11:57.351513Z",
            "start_waiting": "2024-01-01T00:00:05.605482Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-15.png",
            "player_count": 8
        },
        {
            "id": 107732,
            "name": "Чат игроков в Го. 19х19 🐅 29.09.23 SE.MO B",
            "director": {
                "id": 803169,
                "username": "Tg45",
                "country": "ru",
                "icon": "https://user-uploads.online-go.com/d861f559b9c8e292905d8730862d1569-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1477.6859342572245,
                        "deviation": 62.00440470456277,
                        "volatility": 0.06004336056375478
                    }
                },
                "ranking": 23.956414568187128,
                "professional": false,
                "ui_class": ""
            },
            "description": "Переписка с быстрым регламентом. 19х19. Группа B",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 15768,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 14400,
                "initial_time": 172800,
                "max_time": 432000
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 11497,
                "name": "Чат игроков в Го (weiqi, baduk, igo)",
                "summary": "Мы — группа игроков из телеграмм чата «Чат для игроков в Го (weiqi, baduk, igo)». Здесь мы играем между собой и организовываем турниры для игроков всех уровней.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 358,
                "icon": "https://user-uploads.online-go.com/2d3b4fb3fa64f817ed22ed171b88d712-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-09-29T07:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 19,
            "max_ranking": 23,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2023-09-29T07:00:32.921228Z",
            "ended": "2023-12-19T22:02:44.847850Z",
            "start_waiting": "2023-09-29T07:00:32.698091Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/2d3b4fb3fa64f817ed22ed171b88d712-15.png",
            "player_count": 14
        },
        {
            "id": 134092,
            "name": "Let's improve ourself! McMahon for 7k-25k",
            "director": {
                "id": 1872546,
                "username": "Sch-Mentor",
                "country": "001",
                "icon": "https://user-uploads.online-go.com/41804ae38abc71e0bea5040b313b01ec-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1500,
                        "deviation": 250,
                        "volatility": 0.06
                    }
                },
                "ranking": 24.303382182144386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Hi everyone!\nThis tournament would be useful for your improvement due to McMahon system because your games will be more evenly matched.\n\nThe number of rounds and the top bar could be modified in first round according to the total number of players and the population above the bar.\n\nThings to keep in mind:\n* Use the conditional move feature to speed up the game.\n* No pauses and no vacations are allowed; if any player switch it on, then they will be disqualified without further notice or reminder (unless they have an urgent matter to attend to and give notice to TD).\n* Disqualification will occur automatically by the site if a player loses by timeout.\n* If you find that a player pauses the game, enters vacation mode or has bad behavior, please send a message to the TD.\n* And last but not least: no weekends; just make your move, it’s a tournament, my friend!\n\n[Thanx to @Arrow A6 anti- for the invitation to create tournaments in this group]",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 88451,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 13797,
                "name": " 无间勤碁术化  Go Advance forward forever",
                "summary": "欢迎围棋爱好者来到属于您的园地\n\n\n          In Your 💖 Go to Universes everywhere",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 484,
                "icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2025-11-17T23:33:00Z",
            "players_start": 8,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 23,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": null,
            "ended": null,
            "start_waiting": null,
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-15.png",
            "player_count": 11
        },
        {
            "id": 5024,
            "name": "Takeda Ryu (9) 19x19 for 7-14 Kyu",
            "director": {
                "id": 2183,
                "username": "udhar_nabresh",
                "country": "ro",
                "icon": "https://secure.gravatar.com/avatar/c00d28977111f76b775edc5ed92b2295?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1495.8222505183717,
                        "deviation": 62.78098481244575,
                        "volatility": 0.0593126868719568
                    }
                },
                "ranking": 24.238815625716104,
                "professional": false,
                "ui_class": ""
            },
            "description": "19x19 board,single round robin, 7-14 kyu",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "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": true,
            "time_start": "2015-02-17T23:00:55Z",
            "players_start": 2,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 16,
            "max_ranking": 23,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2015-02-15T08:47:08.402625Z",
            "ended": "2015-06-08T06:48:02.823803Z",
            "start_waiting": "2015-02-15T08:47:07.609391Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 9
        }
    ]
}