GET /api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=4685
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 57701,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=4686",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=4684",
    "results": [
        {
            "id": 64083,
            "name": "Come!",
            "director": {
                "id": 217422,
                "username": "AndThenUPray4Me",
                "country": "us",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.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": "Fun single elimination tourney.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "aga",
            "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": 476,
                "name": "Zbiegłe kurczaki",
                "summary": "Group for players from Kurnik / PlayOK",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 56,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/daca8770a5adf92b79ec6207d56ba4a2-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-08-09T21:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-08-09T21:00:37.538729Z",
            "ended": "2020-10-09T07:37:36.312842Z",
            "start_waiting": "2020-08-09T21:00:37.224203Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/daca8770a5adf92b79ec6207d56ba4a2-15.png",
            "player_count": 5
        },
        {
            "id": 63035,
            "name": "Correspondence 19x19 RoundRobin 2020-07-13 19:00",
            "director": {
                "id": 4,
                "username": "matburt",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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 Sitewide Tournament",
            "schedule": {
                "id": 6,
                "name": "Correspondence 19x19 RoundRobin",
                "rrule": "DTSTART:20250908T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
                "active": true,
                "created": "2015-02-20T05:58:31.027016Z",
                "last_run": "2025-09-08T19:00:15.579805Z",
                "lead_time_seconds": 86400,
                "tournament_type": "roundrobin",
                "handicap": 0,
                "rules": "japanese",
                "size": 19,
                "time_control_parameters": {
                    "time_control": "fischer",
                    "initial_time": 259200,
                    "pause_on_weekends": true,
                    "max_time": 432000,
                    "time_increment": 86400
                },
                "min_ranking": 0,
                "max_ranking": 36,
                "analysis_enabled": true,
                "exclude_provisional": true,
                "players_start": 4,
                "first_pairing_method": "slaughter",
                "subsequent_pairing_method": "slaughter",
                "settings": {
                    "num_rounds": "3",
                    "upper_bar": "20",
                    "lower_bar": "10",
                    "group_size": "3",
                    "maximum_players": 10
                },
                "next_run": "2025-09-11T19:00:00Z",
                "base_points": "10.0"
            },
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "pause_on_weekends": true,
                "max_time": 432000,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": null,
            "auto_start_on_max": false,
            "time_start": "2020-07-13T19:00:29.123053Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-07-13T19:00:33.851576Z",
            "ended": "2020-12-06T05:12:02.232052Z",
            "start_waiting": "2020-07-13T19:00:30.684807Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
            "player_count": 10
        },
        {
            "id": 78764,
            "name": "14/8 周逸\t梁芯瑜",
            "director": {
                "id": 818416,
                "username": "傳碁學園",
                "country": "un",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/225f58a6cdd437bb701ba1af0dd7678f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1898.3468207617877,
                        "deviation": 71.28817954667363,
                        "volatility": 0.06041644550084839
                    }
                },
                "ranking": 29.755630942351214,
                "professional": false,
                "ui_class": ""
            },
            "description": "14/8 周逸\t梁芯瑜",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 23,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 300,
                "period_time": 20,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 7530,
                "name": "傳碁 D班",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 71,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2021-08-14T03:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2021-08-14T02:52:56.429468Z",
            "ended": "2021-08-14T03:15:32.438597Z",
            "start_waiting": "2021-08-14T02:52:56.367047Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 2
        },
        {
            "id": 59524,
            "name": "Tie Tournament Test",
            "director": {
                "id": 444278,
                "username": "Haze with a Z",
                "country": "_LGBT",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/02656380a3a787e02316603bdfc6be88-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1029.8388188079111,
                        "deviation": 67.94999787085683,
                        "volatility": 0.060040733701657904
                    }
                },
                "ranking": 15.597528253196192,
                "professional": false,
                "ui_class": ""
            },
            "description": "This is a test to see if you can tie in a tournament. 3 people round robin, each with 1 win, 1 loss. All the same exact rank. Who shall win the tournament? It shall be like rock paper scissors. Guinea Pig2, you shall be rock, Guinea Pig3, you shall be paper, Guinea Pig4, you shall be scissors. Let us try this test of fate and luck :D\n\nSorry Guinea Pig1, but I can only use 3 for this test. 4 members would make it uneven.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 92160,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 86400,
                "initial_time": 518400,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 5391,
                "name": "Sup People",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 19,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2021-09-09T22:00:00Z",
            "players_start": 3,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2020-04-23T21:58:18.198778Z",
            "ended": "2020-04-23T22:00:12.556024Z",
            "start_waiting": "2020-04-23T21:58:18.020929Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 3
        },
        {
            "id": 123257,
            "name": "15k-10k Fast Correspondence Round-Robin #2",
            "director": {
                "id": 1408189,
                "username": "msaari",
                "country": "fi",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/d84f8843f1ada4bb45291df34e84950f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1055.7766020255597,
                        "deviation": 62.837954298931365,
                        "volatility": 0.05974038568619353
                    }
                },
                "ranking": 16.173368492420952,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Fast round-robin tournament for high-end DDK players (15k to 10k). No handicaps, NZ rules, Fischer time with 2-day main time and 12 hours per move.\n\nShort vacations are allowed.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "nz",
            "time_per_move": 44568,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 43200,
                "initial_time": 172800,
                "max_time": 172800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 508,
                "name": "Fast Correspondence",
                "summary": "Tournaments for people who like to play quick correspondence games.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 788,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2024-12-28T05:00:00Z",
            "players_start": 8,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 15,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-12-19T11:48:58.767326Z",
            "ended": "2025-02-17T11:36:47.988910Z",
            "start_waiting": "2024-12-19T11:48:58.203371Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
            "player_count": 10
        },
        {
            "id": 61389,
            "name": "titatitita any way",
            "director": {
                "id": 736026,
                "username": "李張樂",
                "country": "hk",
                "icon": "https://secure.gravatar.com/avatar/d45769aab0523878768b0b2d1164cd85?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1373.2951358573407,
                        "deviation": 64.83524429933749,
                        "volatility": 0.060011864092403285
                    }
                },
                "ranking": 22.260347282571285,
                "professional": false,
                "ui_class": ""
            },
            "description": "htiowrhopsfohfiosdpfoidshiohsgdhgopd",
            "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": true,
            "group": {
                "id": 24,
                "name": "Double Digit Kyu Room",
                "summary": "For those of us working our way through to SDK. Whether its for your first time up the ladder and the 20th, lets find some opponents and camaraderie. ",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 3574,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-06-02T08:00:00Z",
            "players_start": 1,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-06-02T14:30:32.859508Z",
            "ended": "2020-06-02T14:30:32.808427Z",
            "start_waiting": "2020-06-02T14:30:32.717680Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 1
        },
        {
            "id": 68301,
            "name": "midjen",
            "director": {
                "id": 800869,
                "username": "Daxyz",
                "country": "_Pirate",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/c935f4d369813710974a80f64408ca4d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1197.9844680032893,
                        "deviation": 63.00868566705703,
                        "volatility": 0.060412161069867916
                    }
                },
                "ranking": 19.09869330705987,
                "professional": false,
                "ui_class": ""
            },
            "description": "Win this tournament !!!!!!!",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 10,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 60,
                "period_time": 10,
                "periods": 1
            },
            "is_open": true,
            "exclude_provisional": true,
            "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": 17409,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-11-27T12:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-12-06T11:05:24.635120Z",
            "ended": "2020-12-06T11:22:10.050749Z",
            "start_waiting": "2020-12-06T11:05:24.420926Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 4
        },
        {
            "id": 63405,
            "name": "Date night II",
            "director": {
                "id": 814789,
                "username": "Soraiaa",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/3ab6e2253c044ef4dac2eb9373dcc060?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": "Date night!!",
            "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": true,
            "group": {
                "id": 6346,
                "name": "Date night",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 1,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-07-22T03:20:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-07-22T08:41:06.301160Z",
            "ended": "2020-10-05T09:50:52.721669Z",
            "start_waiting": "2020-07-22T08:41:06.168485Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 4
        },
        {
            "id": 57505,
            "name": "Море Чая",
            "director": {
                "id": 696656,
                "username": "Elvina Kalsberg",
                "country": "ru",
                "icon": "https://secure.gravatar.com/avatar/9223dd7308298cc830b8e7920c488ad2?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1918.3809822935532,
                        "deviation": 111.50115552505387,
                        "volatility": 0.06004109467285037
                    }
                },
                "ranking": 29.99866378251426,
                "professional": false,
                "ui_class": ""
            },
            "description": "Участвует учебная группа СПб",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 31680,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 28800,
                "initial_time": 259200,
                "max_time": 1209600
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 4556,
                "name": "Санкт-Петербург - Хэйлунцзян,  圣彼得堡 - 黑龙江",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 29,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-03-27T14:00:00Z",
            "players_start": 6,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 14,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2020-03-27T14:00:54.368156Z",
            "ended": "2020-05-06T06:21:33.904471Z",
            "start_waiting": "2020-03-27T14:00:51.954136Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 9
        },
        {
            "id": 57867,
            "name": "Let's try this out",
            "director": {
                "id": 473435,
                "username": "nofacade",
                "country": "us",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/e8f106f5b7067d1efd653992e4e95604-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1249.358751416398,
                        "deviation": 64.18036145043243,
                        "volatility": 0.05999770685558682
                    }
                },
                "ranking": 20.070759171386122,
                "professional": false,
                "ui_class": ""
            },
            "description": "Wanted to get a tournament going to get everyone playing. I put the handicap to automatic, but its probably not going to be correct until we all play a few games against each other.",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "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": 4682,
                "name": "Nebraska Go Association",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 29,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-03-25T14:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2020-03-25T14:00:50.544449Z",
            "ended": "2020-07-07T16:27:40.354969Z",
            "start_waiting": "2020-03-25T14:00:49.913916Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 5
        }
    ]
}