GET /api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=4445
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 57776,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=4446",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=4444",
    "results": [
        {
            "id": 70013,
            "name": "Funabashi",
            "director": {
                "id": 134125,
                "username": "mitava",
                "country": "at",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 845.3941487739028,
                        "deviation": 63.95675230615143,
                        "volatility": 0.05992373837062504
                    }
                },
                "ranking": 11.028768903746792,
                "professional": false,
                "ui_class": ""
            },
            "description": "19x19",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 28080,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 25200,
                "initial_time": 259200,
                "max_time": 345600
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 119,
                "name": "TOKYO GO!",
                "summary": "Tokyo Go Players Meet Together!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 44,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/219c1747de3336cf873d86fba3f9f999-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2021-01-13T17:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 12,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-01-13T16:22:54.565109Z",
            "ended": "2021-06-19T12:16:51.965985Z",
            "start_waiting": "2021-01-13T16:22:54.340322Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/219c1747de3336cf873d86fba3f9f999-15.png",
            "player_count": 10
        },
        {
            "id": 72610,
            "name": "Correspondence 9x9 RoundRobin 2021-03-15 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": 5,
                "name": "Correspondence 9x9 RoundRobin",
                "rrule": "DTSTART:20250916T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
                "active": true,
                "created": "2015-02-20T05:56:18.340749Z",
                "last_run": "2025-09-16T19:00:34.766673Z",
                "lead_time_seconds": 86400,
                "tournament_type": "roundrobin",
                "handicap": 0,
                "rules": "japanese",
                "size": 9,
                "time_control_parameters": {
                    "time_control": "fischer",
                    "initial_time": 259200,
                    "pause_on_weekends": true,
                    "max_time": 259200,
                    "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": "2025-09-19T19:00:00Z",
                "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": 259200,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": null,
            "auto_start_on_max": false,
            "time_start": "2021-03-15T19:00:45.159176Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-03-15T19:00:48.596581Z",
            "ended": "2021-05-07T03:30:30.323193Z",
            "start_waiting": "2021-03-15T19:00:47.066621Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
            "player_count": 10
        },
        {
            "id": 77660,
            "name": "17/7 馬悅思\t李子霆",
            "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": "17/7 馬悅思\t李子霆",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 25,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 480,
                "period_time": 20,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 7531,
                "name": "傳碁 C班",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 87,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2021-07-17T08:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2021-07-17T07:15:32.877122Z",
            "ended": "2021-07-17T07:47:29.426056Z",
            "start_waiting": "2021-07-17T07:15:32.736766Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 2
        },
        {
            "id": 72862,
            "name": "işin bitti",
            "director": {
                "id": 967236,
                "username": "elifultra",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/dccc94a28d7b363173d163293f7f3b1f?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 715.1664532822429,
                        "deviation": 243.83560508699856,
                        "volatility": 0.06000853539371366
                    }
                },
                "ranking": 7.156059818656994,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "kural yok",
            "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": 8690,
                "name": "elif ve berrak",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 3,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/05f4bd0587cc665bff96381916bd8b8d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-03-21T11:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-03-24T03:34:35.321072Z",
            "ended": "2021-06-26T09:24:51.990800Z",
            "start_waiting": "2021-03-24T03:34:35.211379Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/05f4bd0587cc665bff96381916bd8b8d-15.png",
            "player_count": 4
        },
        {
            "id": 73656,
            "name": "f*ck w*men",
            "director": {
                "id": 751875,
                "username": "eyeeh4578",
                "country": "us",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/c3a97b7960be52a39e13967baac63898-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1362.9752330208305,
                        "deviation": 73.4583146996863,
                        "volatility": 0.060024784676947135
                    }
                },
                "ranking": 22.0857250039004,
                "professional": false,
                "ui_class": ""
            },
            "description": "w*men are cringe",
            "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": 4993,
                "name": "Hardee's",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 9,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2021-04-09T02:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-04-09T01:18:41.204328Z",
            "ended": "2021-04-09T03:14:45.716153Z",
            "start_waiting": "2021-04-09T01:18:41.072181Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 6
        },
        {
            "id": 70015,
            "name": "Melee 13x13 Tournament: 2021-01-15",
            "director": {
                "id": 741522,
                "username": "wolfmeister",
                "country": "_United_Federation_of_Planets",
                "icon": "https://secure.gravatar.com/avatar/c86451e4f5aaface6118117b8b91597b?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1209.6169056480942,
                        "deviation": 65.52079638031556,
                        "volatility": 0.06013235595814508
                    }
                },
                "ranking": 19.32239564406787,
                "professional": false,
                "ui_class": ""
            },
            "description": "Play async or live via video. Your choice.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 20160,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "total_time": 1814400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 6518,
                "name": "Madison Google Go",
                "summary": "Nominally a social league for the MSN site, but friendly, casual players from other sites welcome.  Make sure to join the Hangouts room, go-msn@ group for announcements!  Please send an *INTERNAL* email to the organizers to join.  We don't always notice OG",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 18,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/58487116e0e161b5d171c5b31268b059-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-01-15T21:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2021-01-15T21:00:14.868249Z",
            "ended": "2021-02-16T00:37:16.781341Z",
            "start_waiting": "2021-01-15T21:00:13.907708Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/58487116e0e161b5d171c5b31268b059-15.png",
            "player_count": 7
        },
        {
            "id": 69597,
            "name": "January's handicap tournament",
            "director": {
                "id": 380817,
                "username": "döskee",
                "country": "zz",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/9b2153c750a7384cdad630699b7e138d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1372.6399785689346,
                        "deviation": 60.43395364122176,
                        "volatility": 0.05869087000427971
                    }
                },
                "ranking": 22.249300487303096,
                "professional": false,
                "ui_class": ""
            },
            "description": "Handicap games with chinese rules",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "chinese",
            "time_per_move": 175680,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 259200,
                "period_time": 172800,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 515,
                "name": "OGS Title Tournaments",
                "summary": "Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 2940,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/e172c7a14ec09bda65360d6b80884e67-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-12-31T09:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-12-31T18:03:51.733132Z",
            "ended": "2021-06-17T06:07:50.228309Z",
            "start_waiting": "2020-12-31T18:03:51.543173Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/e172c7a14ec09bda65360d6b80884e67-15.png",
            "player_count": 4
        },
        {
            "id": 70190,
            "name": "Saturn",
            "director": {
                "id": 134125,
                "username": "mitava",
                "country": "at",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 845.3941487739028,
                        "deviation": 63.95675230615143,
                        "volatility": 0.05992373837062504
                    }
                },
                "ranking": 11.028768903746792,
                "professional": false,
                "ui_class": ""
            },
            "description": "19x19",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "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": 345600
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 357,
                "name": "ORION",
                "summary": "Torneo Latinoamericano de Go por equipos Sub-18",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 136,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/ee9d9460a8b97d165ea8a0d257436c51-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-01-16T17:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 12,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-01-16T17:00:05.294623Z",
            "ended": "2021-02-19T17:45:32.113772Z",
            "start_waiting": "2021-01-16T17:00:04.963151Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/ee9d9460a8b97d165ea8a0d257436c51-15.png",
            "player_count": 4
        },
        {
            "id": 70826,
            "name": "Sunday tournament",
            "director": {
                "id": 56637,
                "username": "milanm",
                "country": "un",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/3ca6488bbc5b99dee6389c8324babd42-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1900.9649491454627,
                        "deviation": 66.1690908641092,
                        "volatility": 0.05994701895255897
                    }
                },
                "ranking": 29.78753655333896,
                "professional": false,
                "ui_class": "supporter aga"
            },
            "description": "weekly 9x9 tournament",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 31,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 30,
                "initial_time": 120,
                "max_time": 120
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 5803,
                "name": "Massachusetts Go Foundation",
                "summary": "",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 49,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/ac9f8e424d9bbcbeaadc6a8c635f8262-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-01-31T18:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2021-01-31T18:00:23.877781Z",
            "ended": "2021-01-31T18:45:43.225444Z",
            "start_waiting": "2021-01-31T18:00:23.452701Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/ac9f8e424d9bbcbeaadc6a8c635f8262-15.png",
            "player_count": 9
        },
        {
            "id": 70182,
            "name": "new group member's tournament",
            "director": {
                "id": 913437,
                "username": "SS Gaming",
                "country": "jp",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/da3b7d4818a1ebcc2722768f7cd140ad-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1514.6620352662153,
                        "deviation": 67.7486630141094,
                        "volatility": 0.06003394837887446
                    }
                },
                "ranking": 24.528567485692847,
                "professional": false,
                "ui_class": ""
            },
            "description": "I am new! Please join🙏🙏",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 70,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 60,
                "initial_time": 900,
                "max_time": 3600
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 6427,
                "name": "Pokémon Go",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 53,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/588f56ac30f3a91858de9d674e11dcd4-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-01-16T12:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-01-17T01:02:25.463986Z",
            "ended": "2021-01-17T01:32:40.463368Z",
            "start_waiting": "2021-01-17T01:02:25.288339Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/588f56ac30f3a91858de9d674e11dcd4-15.png",
            "player_count": 4
        }
    ]
}