GET /api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=4246
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 58307,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=4247",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=4245",
    "results": [
        {
            "id": 34117,
            "name": "Mirror in the Skye",
            "director": {
                "id": 11372,
                "username": "Carel",
                "country": "_Scotland",
                "icon": "https://secure.gravatar.com/avatar/d04e237ce10e8d5d3440046944c89417?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1282.2512998062416,
                        "deviation": 65.11210157787583,
                        "volatility": 0.0599518848383902
                    }
                },
                "ranking": 20.67235683609204,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Ciamar a tha sibh? If you reply in the Gaelic I'll be shown up as just having a smattering of it.\n\nWe started this partly to rectify the sad lack of handicapped tournaments on OGS but more as a way of creating interest in another one that starts at the same moment - the fifth Isle of Skye tournament. At least seven of the participants will be OGS players, one travelling from as far as Poland. Sign up to one or both? www.britgo.org/tournaments/2018/skye",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "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": 1089,
                "name": "Go in Scotland",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 8,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2018-03-03T10:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-03-03T10:00:47.035203Z",
            "ended": "2018-10-15T15:28:02.133318Z",
            "start_waiting": "2018-03-03T10:00:46.371269Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 16
        },
        {
            "id": 89065,
            "name": "7 -> 李沛蓮 8 -> 許淳博",
            "director": {
                "id": 818416,
                "username": "傳碁學園",
                "country": "un",
                "icon": "https://user-uploads.online-go.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": "7 -> 李沛蓮\n8 -> 許淳博",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 36,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 600,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": 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": "2022-04-23T03:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2022-04-23T02:51:30.633598Z",
            "ended": "2022-04-23T02:55:32.497577Z",
            "start_waiting": "2022-04-23T02:51:30.563238Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 2
        },
        {
            "id": 90799,
            "name": "Eeeeeee",
            "director": {
                "id": 1082106,
                "username": "rayman2012",
                "country": "cn",
                "icon": "https://user-uploads.online-go.com/ad418949b149ab2b282f6fb646e761c8-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1182.1477900994553,
                        "deviation": 63.73438771925608,
                        "volatility": 0.06005634213728667
                    }
                },
                "ranking": 18.790622608341152,
                "professional": false,
                "ui_class": ""
            },
            "description": "Eeeeeeeeeeee",
            "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": 11766,
                "name": "0000002",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 8,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2022-06-03T07:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-06-03T07:00:04.435462Z",
            "ended": "2022-06-03T07:24:00.442752Z",
            "start_waiting": "2022-06-03T07:00:04.361007Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 2
        },
        {
            "id": 91867,
            "name": "Blitz",
            "director": {
                "id": 1124710,
                "username": "Krios.",
                "country": "ca",
                "icon": "https://user-uploads.online-go.com/780748ce99b865915ca35d43164a4e94-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1245.1005841409792,
                        "deviation": 63.70392173609972,
                        "volatility": 0.06008790899354921
                    }
                },
                "ranking": 19.991722670953084,
                "professional": false,
                "ui_class": ""
            },
            "description": "Tournament",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "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": 300
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 11990,
                "name": "Ai study",
                "summary": "For players who play/study strong AI to discuss and connect.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 2,
                "icon": "https://user-uploads.online-go.com/02c17ea82586becd8e82dc77b0aa1c1a-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2022-06-29T22:52:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-06-29T22:52:37.128883Z",
            "ended": "2022-06-29T22:57:49.751467Z",
            "start_waiting": "2022-06-29T22:52:37.047952Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/02c17ea82586becd8e82dc77b0aa1c1a-15.png",
            "player_count": 2
        },
        {
            "id": 40734,
            "name": "Fast Corresp. 9x9 \"Out-of-Ten\". Starts when full. Sep-'18B",
            "director": {
                "id": 497519,
                "username": "Kosh-retired",
                "country": "_Lord_Howe_Island",
                "icon": "https://secure.gravatar.com/avatar/39dc5f9ee81b8243d315c8c729844456?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1574.954785564748,
                        "deviation": 61.40997215047312,
                        "volatility": 0.060088015249815864
                    }
                },
                "ranking": 25.432209892698047,
                "professional": false,
                "ui_class": ""
            },
            "description": "-Just one round, ten players, nine games, STARTS WHEN FULL.\n\n-Chinese rules for simplicity and the clock does NOT pause on the weekend.\n\n-If this suits you then; Bonne Partie. :)",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 44160,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": false,
                "time_control": "fischer",
                "initial_time": 86400,
                "max_time": 259200,
                "time_increment": 43200,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": false,
            "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": "2018-09-12T13:00:00Z",
            "players_start": 10,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-09-11T16:04:10.184664Z",
            "ended": "2018-10-13T06:48:14.906986Z",
            "start_waiting": "2018-09-11T16:04:03.841160Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/809b7c04dc9f8a7b416cd2c50a71dc90-15.png",
            "player_count": 10
        },
        {
            "id": 89193,
            "name": "Kyu Level Tournament",
            "director": {
                "id": 1095664,
                "username": "USE17",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/8a6e68aaae476904d26cb7a7372643ea?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1188.792006203979,
                        "deviation": 61.76404829061147,
                        "volatility": 0.0606255655038105
                    }
                },
                "ranking": 18.920372006199532,
                "professional": false,
                "ui_class": ""
            },
            "description": "Beginners tournament",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 16,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 90,
                "period_time": 15,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 43,
                "name": "Kyu Level Study Group",
                "summary": "A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 8771,
                "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-04-26T15:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-04-26T15:00:51.285701Z",
            "ended": "2022-04-26T15:09:00.510774Z",
            "start_waiting": "2022-04-26T15:00:51.224140Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png",
            "player_count": 3
        },
        {
            "id": 83685,
            "name": "Correspondence 19x19 RoundRobin 2021-12-14 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:20251107T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
                "active": true,
                "created": "2015-02-20T05:58:31.027016Z",
                "last_run": "2025-11-07T19:00:32.938160Z",
                "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": "2025-11-10T19:00:00Z",
                "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": "2021-12-14T19:00:58.417331Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-12-14T19:01:00.175614Z",
            "ended": "2022-08-25T05:42:29.494274Z",
            "start_waiting": "2021-12-14T19:00:59.181541Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
            "player_count": 10
        },
        {
            "id": 86640,
            "name": "Correspondence 13x13 RoundRobin 2022-02-28 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": 7,
                "name": "Correspondence 13x13 RoundRobin",
                "rrule": "DTSTART:20251108T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
                "active": true,
                "created": "2015-02-20T06:00:14.582400Z",
                "last_run": "2025-11-08T19:00:32.865112Z",
                "lead_time_seconds": 86400,
                "tournament_type": "roundrobin",
                "handicap": 0,
                "rules": "japanese",
                "size": 13,
                "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": "2025-11-11T19:00:00Z",
                "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": 259200,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": null,
            "auto_start_on_max": false,
            "time_start": "2022-02-28T19:00:20.289474Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-02-28T19:01:14.562795Z",
            "ended": "2022-04-05T00:49:12.779894Z",
            "start_waiting": "2022-02-28T19:01:14.257183Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
            "player_count": 8
        },
        {
            "id": 89555,
            "name": "Blitz 9x9",
            "director": {
                "id": 599102,
                "username": "🐬⚔️🐬 🍩🥂🕯️🌱",
                "country": "bs",
                "icon": "https://user-uploads.online-go.com/9f1b3b5e4e9ea8e9cad3ce3456addaf5-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1646.7114093252521,
                        "deviation": 65.53236576357357,
                        "volatility": 0.06020281826982568
                    }
                },
                "ranking": 26.463626879317594,
                "professional": false,
                "ui_class": ""
            },
            "description": "Anyone is welcome, happy blitzing!",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 10,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 30,
                "period_time": 10,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 10635,
                "name": "Blitz ⚡",
                "summary": "Welcome,\n\nBlitz style tourneys, please join if you like speedy Go!\n\n\n",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 20,
                "icon": "https://user-uploads.online-go.com/beada510a6d27c2fd6dbd356f2a0e5e1-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-05-05T02:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-05-05T02:00:25.522959Z",
            "ended": "2022-05-05T02:02:27.537662Z",
            "start_waiting": "2022-05-05T02:00:25.450882Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/beada510a6d27c2fd6dbd356f2a0e5e1-15.png",
            "player_count": 2
        },
        {
            "id": 35275,
            "name": "Го Гунфу #1",
            "director": {
                "id": 442107,
                "username": "ecore",
                "country": "ru",
                "icon": "https://user-uploads.online-go.com/bf33e76973a941f4257f77e1dd80e3e3-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1401.4044530027795,
                        "deviation": 65.90543098041464,
                        "volatility": 0.06022109887837818
                    }
                },
                "ranking": 22.72940919983713,
                "professional": false,
                "ui_class": ""
            },
            "description": "Всем привет",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 1518,
                "name": "Го Гунфу",
                "summary": "Гунфу (мастерство) - навык, который ты совершенствуешь бесконечно долго и всегда осознанно. Регулярная и осознанная наработка, не переходя на автоматизм.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 51,
                "icon": "https://user-uploads.online-go.com/7a2a4ad48a818573f808f11af277368b-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2018-03-11T08:00:00Z",
            "players_start": 10,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-03-13T09:16:43.502576Z",
            "ended": "2019-08-04T13:06:45.526279Z",
            "start_waiting": "2018-03-13T09:16:43.028930Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/7a2a4ad48a818573f808f11af277368b-15.png",
            "player_count": 8
        }
    ]
}