GET /api/v1/tournaments/?format=api&ordering=max_ranking&page=5427
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 58191,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=5428",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=5426",
    "results": [
        {
            "id": 59037,
            "name": "BTS League A5",
            "director": {
                "id": 754028,
                "username": "Thor631",
                "country": "th",
                "icon": "https://secure.gravatar.com/avatar/d0cac897403b92592f6134f4a0bc4831?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1500.0,
                        "deviation": 350.0,
                        "volatility": 0.06
                    }
                },
                "ranking": 24.303382182144386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "For Dan",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 56,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 2400,
                "period_time": 30,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 4889,
                "name": "BTS Online League",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 28,
                "icon": "https://user-uploads.online-go.com/5a7332d2f57995981a77a1282a4f60fb-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-04-15T03:00:00Z",
            "players_start": 6,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2020-04-15T02:51:57.942114Z",
            "ended": "2020-04-15T04:15:24.365297Z",
            "start_waiting": "2020-04-15T02:51:56.747317Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/5a7332d2f57995981a77a1282a4f60fb-15.png",
            "player_count": 5
        },
        {
            "id": 111401,
            "name": "français 9x9",
            "director": {
                "id": 737374,
                "username": "silver.",
                "country": "001",
                "icon": "https://user-uploads.online-go.com/e931b32907b6214d73e0e9a4f5d63f35-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1333.0839947503887,
                        "deviation": 61.11589849294353,
                        "volatility": 0.059948141650492504
                    }
                },
                "ranking": 21.572375360719043,
                "professional": false,
                "ui_class": ""
            },
            "description": "who is the best?",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 95543,
            "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": 10255,
                "name": "petite France",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 11,
                "icon": "https://user-uploads.online-go.com/f21fb9a21a556e976df1e3843104de28-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-01-06T17:00:00Z",
            "players_start": 0,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-01-06T16:23:03.622408Z",
            "ended": "2024-02-13T10:39:44.897432Z",
            "start_waiting": "2024-01-06T16:23:03.510317Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/f21fb9a21a556e976df1e3843104de28-15.png",
            "player_count": 4
        },
        {
            "id": 88326,
            "name": "Friendly tournaments",
            "director": {
                "id": 1126827,
                "username": "SaisDivineMove1127",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/68d182a9b52a913524ca409cbb90e48a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1143.1721651042135,
                        "deviation": 61.902219297615794,
                        "volatility": 0.05999477880977617
                    }
                },
                "ranking": 18.01449695878487,
                "professional": false,
                "ui_class": ""
            },
            "description": "Pairing method is slide subsequent pairing method is set for random rules: Japanese  size 13x13\nAll ranks accepted maun time 4 days time per period 1 day hope to play everyone hf and gl.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 90240,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "main_time": 345600,
                "period_time": 86400,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 11229,
                "name": "teaching games//",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 13,
                "icon": "https://user-uploads.online-go.com/52d062edd2051d6f7c031095bebad887-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-04-13T20:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-04-13T20:00:36.646125Z",
            "ended": "2022-08-22T12:05:13.331619Z",
            "start_waiting": "2022-04-13T20:00:36.383626Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/52d062edd2051d6f7c031095bebad887-15.png",
            "player_count": 7
        },
        {
            "id": 127989,
            "name": "19x19 Open D.E. Cup #112",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1270.3554472785497,
                        "deviation": 69.48229580401292,
                        "volatility": 0.06013669716086155
                    }
                },
                "ranking": 20.456584484941406,
                "professional": false,
                "ui_class": ""
            },
            "description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 88451,
            "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": 12599,
                "name": "GO Special Tournaments",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 60,
                "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2025-05-04T21:00:00Z",
            "players_start": 8,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-05-03T15:41:22.724910Z",
            "ended": null,
            "start_waiting": "2025-05-03T15:41:22.614872Z",
            "board_size": 19,
            "active_round": 5,
            "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png",
            "player_count": 8
        },
        {
            "id": 34926,
            "name": "NINES 1: Bloody Palms Blitz",
            "director": {
                "id": 217422,
                "username": "AndThenUPray4Me",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/bcde22f370cd6cad033e84daecebc372-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1394.3264361091012,
                        "deviation": 65.18532192882296,
                        "volatility": 0.06019934407434497
                    }
                },
                "ranking": 22.612190162902362,
                "professional": false,
                "ui_class": ""
            },
            "description": "Blitz 9x9!!",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 10,
            "time_control_parameters": {
                "period_time": 10,
                "main_time": 30,
                "system": "byoyomi",
                "pause_on_weekends": false,
                "time_control": "byoyomi",
                "periods": 5,
                "speed": "live"
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 2014,
                "name": "The Nines 9x9 ",
                "summary": "9x9 Go!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 372,
                "icon": "https://user-uploads.online-go.com/809b7c04dc9f8a7b416cd2c50a71dc90-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2018-02-26T23:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-02-26T23:00:34.998704Z",
            "ended": "2018-02-26T23:21:27.072177Z",
            "start_waiting": "2018-02-26T23:00:33.489380Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/809b7c04dc9f8a7b416cd2c50a71dc90-15.png",
            "player_count": 31
        },
        {
            "id": 48902,
            "name": "Papillion",
            "director": {
                "id": 646974,
                "username": "ChôchôKo",
                "country": "ch",
                "icon": "https://user-uploads.online-go.com/df77f39d7dd4f92725be97b93a2d73fc-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1033.8640478777165,
                        "deviation": 85.39370663702817,
                        "volatility": 0.06000267887704229
                    }
                },
                "ranking": 15.687835993366084,
                "professional": false,
                "ui_class": ""
            },
            "description": "Défis la reine du Ko !",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 50,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 1800,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 3563,
                "name": "Débutant Francais",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 14,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2019-05-30T20:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2019-06-30T02:36:05.219811Z",
            "ended": "2019-06-30T03:37:42.023610Z",
            "start_waiting": "2019-06-30T02:36:04.941620Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 2
        },
        {
            "id": 74985,
            "name": "8/8 Father's day Tournament (Lady also welcome)",
            "director": {
                "id": 791718,
                "username": "StormPoseidon",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/df5a7920cdb117a8fd186c7c7bfde50e-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1084.8851631611342,
                        "deviation": 64.24109456978277,
                        "volatility": 0.05999473908909752
                    }
                },
                "ranking": 16.802991293276637,
                "professional": false,
                "ui_class": ""
            },
            "description": "Celebrate Father's Day in Taiwan.\n \nFather's day in Taiwan is on August 8th which is 8/8 in Taiwan time zone.\n\n8 8 = Pa Pa (similar pronunciation in Chinese = 88)",
            "schedule": null,
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 612480,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 604800,
                "initial_time": 691200,
                "max_time": 691200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 1144,
                "name": "Taiwanese",
                "summary": "Mostly Taiwanese!\n\nlet us know if you want to be admin. Please take great care, thank you!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 179,
                "icon": "https://user-uploads.online-go.com/fe3a174d07946483a6050a9acfa63393-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-08-07T12:08:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-08-07T12:08:13.161232Z",
            "ended": null,
            "start_waiting": "2021-08-07T12:08:06.185403Z",
            "board_size": 19,
            "active_round": 6,
            "icon": "https://user-uploads.online-go.com/fe3a174d07946483a6050a9acfa63393-15.png",
            "player_count": 74
        },
        {
            "id": 124055,
            "name": "13x13 prvenstvo Istre",
            "director": {
                "id": 1015350,
                "username": "tkrajina",
                "country": "hr",
                "icon": "https://secure.gravatar.com/avatar/075c73b6edc40ec4b3f0bb9bd30dd91b?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1536.9055996636002,
                        "deviation": 77.93817486337578,
                        "volatility": 0.06000247266019118
                    }
                },
                "ranking": 24.86606460044714,
                "professional": false,
                "ui_class": ""
            },
            "description": "13x13 prvenstvo Istre",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 12,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "rapid",
                "pause_on_weekends": false,
                "time_increment": 10,
                "initial_time": 300,
                "max_time": 3600
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 12689,
                "name": "Istra Go",
                "summary": "...grupa ljudi koja igra 4000 godina staru dalekoistočnu misaonu igru Go u Poreču i Istri.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 16,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2025-01-06T18:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2025-01-06T17:39:47.004113Z",
            "ended": "2025-01-06T17:44:07.880086Z",
            "start_waiting": "2025-01-06T17:39:46.934290Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 5
        },
        {
            "id": 34820,
            "name": "fhgfvhbgfhgjm",
            "director": {
                "id": 513278,
                "username": "peppirck3",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/1018ee8ef8cec95b8fae9cf1a3e39566?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1163.503810680339,
                        "deviation": 200.23395615442288,
                        "volatility": 0.059997328873015364
                    }
                },
                "ranking": 18.42260784194938,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "vidfbhjvbsnbgfzdhu",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": false,
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 2217,
                "name": "faes si",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 4,
                "icon": "https://user-uploads.online-go.com/f45acce65740e8a6922fee0bfc26abd3-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2018-02-23T15:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-02-27T22:13:55.380872Z",
            "ended": "2018-08-02T15:07:29.504183Z",
            "start_waiting": "2018-02-27T22:13:55.101324Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/f45acce65740e8a6922fee0bfc26abd3-15.png",
            "player_count": 4
        },
        {
            "id": 120283,
            "name": "19x19 Open D.E. Cup #84",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1270.3554472785497,
                        "deviation": 69.48229580401292,
                        "volatility": 0.06013669716086155
                    }
                },
                "ranking": 20.456584484941406,
                "professional": false,
                "ui_class": ""
            },
            "description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 88451,
            "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": 12599,
                "name": "GO Special Tournaments",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 60,
                "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2024-10-06T21:00:00Z",
            "players_start": 8,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-10-06T01:57:01.498567Z",
            "ended": "2025-08-19T12:31:15.350325Z",
            "start_waiting": "2024-10-06T01:57:01.378495Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png",
            "player_count": 8
        }
    ]
}