GET /api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5160
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 57696,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5161",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5159",
    "results": [
        {
            "id": 7883,
            "name": "Correspondence 9x9 RoundRobin 2015-05-31 01:00",
            "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:20250907T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
                "active": true,
                "created": "2015-02-20T05:56:18.340749Z",
                "last_run": "2025-09-07T19:00:16.047804Z",
                "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": "2025-09-10T19:00:00Z",
                "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,
                "max_time": 259200,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": null,
            "auto_start_on_max": false,
            "time_start": "2015-05-31T01:00:01.873949Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2015-05-31T01:00:23.120477Z",
            "ended": "2015-07-28T14:39:14.940239Z",
            "start_waiting": "2015-05-31T01:00:22.054207Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
            "player_count": 9
        },
        {
            "id": 53798,
            "name": "go UP",
            "director": {
                "id": 696496,
                "username": "CatalinIlinca",
                "country": "001",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/87cabe757c48bb6d8e116a795fcaed29-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 751.5484598930991,
                        "deviation": 67.7466456924495,
                        "volatility": 0.06000142373126484
                    }
                },
                "ranking": 8.304771475440763,
                "professional": false,
                "ui_class": ""
            },
            "description": "HI IM JOINED AND I WANT TO CREATE A TOURNAMENT.HAVE FUN",
            "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",
                "pause_on_weekends": true,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "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": 17407,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2019-11-12T17:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2019-11-14T11:23:41.397974Z",
            "ended": "2019-12-02T15:58:26.357283Z",
            "start_waiting": "2019-11-14T11:23:40.871199Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 4
        },
        {
            "id": 77622,
            "name": "Angel",
            "director": {
                "id": 1023131,
                "username": "scps4A29",
                "country": "un",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/7861468ad3c819c9dd593a1248a5fe65-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1447.6195100415532,
                        "deviation": 155.46193169072194,
                        "volatility": 0.06000579320647002
                    }
                },
                "ranking": 23.48052427584111,
                "professional": false,
                "ui_class": ""
            },
            "description": "Angel",
            "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": 9694,
                "name": "Angel",
                "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": "2021-07-16T10:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 29,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-07-16T18:36:46.875641Z",
            "ended": "2021-08-27T11:57:28.261155Z",
            "start_waiting": "2021-07-16T18:36:46.810112Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 4
        },
        {
            "id": 120484,
            "name": "Dive into Fall DDK Round Robin Tournament",
            "director": {
                "id": 58836,
                "username": "DrQuantum",
                "country": "us",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/5192a63f12fa80c878392f9d0034612b-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1114.3467897524386,
                        "deviation": 62.214153774106286,
                        "volatility": 0.0589796511186754
                    }
                },
                "ranking": 17.42327826106063,
                "professional": false,
                "ui_class": ""
            },
            "description": "A non-handicap round robin tournament for DDKs to celebrate the beginning of fall here in the Northern Hemisphere",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "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": true,
            "group": {
                "id": 7228,
                "name": "DDK Proving Grounds (Double Digit Kyu)",
                "summary": "A place for DDK's to play against other DDK's without fear of SDK's trying to hop in. We do B League (25k-18k) & A League (17k-10k) tournaments monthly.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 628,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/9725fa29200a4cb43a21b6a895183ad3-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2024-09-25T19:00:00Z",
            "players_start": 8,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-09-25T03:04:20.363194Z",
            "ended": "2024-12-16T21:49:06.483393Z",
            "start_waiting": "2024-09-25T03:04:20.007025Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/9725fa29200a4cb43a21b6a895183ad3-15.png",
            "player_count": 8
        },
        {
            "id": 53373,
            "name": "UOGC 1 DDK 9x9 RR",
            "director": {
                "id": 87790,
                "username": "MoonMonkey",
                "country": "ru",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/9e29a56055728dccf9dafc7ebb3f8319-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1093.5261410201354,
                        "deviation": 62.180969905963046,
                        "volatility": 0.06028853857034597
                    }
                },
                "ranking": 16.986647782952765,
                "professional": false,
                "ui_class": ""
            },
            "description": "UOGC DDK 9x9 Round Robin tournament",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 87840,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 86400,
                "initial_time": 129600,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 4121,
                "name": "Universal Online Go Club",
                "summary": "No longer operated.",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 150,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/cc6e6be864d8216b119aa1f58db5a937-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2019-12-09T00:00:00Z",
            "players_start": 6,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2019-10-31T17:16:32.990726Z",
            "ended": "2019-12-19T13:11:31.906961Z",
            "start_waiting": "2019-10-31T17:16:28.266525Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/cc6e6be864d8216b119aa1f58db5a937-15.png",
            "player_count": 10
        },
        {
            "id": 76488,
            "name": "plz join",
            "director": {
                "id": 654168,
                "username": "Melovy",
                "country": "sg",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/c279d2a10883516ad8f855553763576f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1604.2274745860072,
                        "deviation": 107.58418581163765,
                        "volatility": 0.05976481318080775
                    }
                },
                "ranking": 25.858534555554265,
                "professional": false,
                "ui_class": ""
            },
            "description": "gagaaaaaaaaaaaaaaaaaaa",
            "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": 5807,
                "name": "plz join",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 11,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2021-06-19T05:30:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-06-19T03:31:46.891668Z",
            "ended": "2021-06-26T05:28:26.885525Z",
            "start_waiting": "2021-06-19T03:31:46.773770Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 5
        },
        {
            "id": 110560,
            "name": "9x9 Open League #83",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1315.2763784264448,
                        "deviation": 71.44010974446718,
                        "volatility": 0.060136995769456685
                    }
                },
                "ranking": 21.26104874888556,
                "professional": false,
                "ui_class": ""
            },
            "description": "Open league for everyone. Tournament will be started as soon as 10 players will join it.\n\nPrevious winners: https://online-go.com/group/10842",
            "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": 3524,
                "name": "9x9 Lovers",
                "summary": "A group for Go players who love the 9x9 board.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 672,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/524010f9e013f409bdc23336febde936-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2023-12-24T20:00:00Z",
            "players_start": 10,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-12-22T20:01:31.488084Z",
            "ended": "2024-01-26T13:04:31.854483Z",
            "start_waiting": "2023-12-22T20:01:30.965820Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/524010f9e013f409bdc23336febde936-15.png",
            "player_count": 10
        },
        {
            "id": 76273,
            "name": "Five and one = 7",
            "director": {
                "id": 1011455,
                "username": "That tournament",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/5d0f097c92cbc973c507af7e2570c00b?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1062.635598034288,
                        "deviation": 81.04891348648117,
                        "volatility": 0.05996176180426066
                    }
                },
                "ranking": 16.32327917785796,
                "professional": false,
                "ui_class": ""
            },
            "description": "Free gold mealds",
            "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": false,
            "group": {
                "id": 9442,
                "name": "Impire To Die.",
                "summary": "Death Street",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 5,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/33e3894409c9a5f239afde6dfaa108ab-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-06-14T02:58:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2021-06-14T02:58:52.346111Z",
            "ended": "2021-06-14T03:00:51.623582Z",
            "start_waiting": "2021-06-14T02:58:52.254406Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/33e3894409c9a5f239afde6dfaa108ab-15.png",
            "player_count": 4
        },
        {
            "id": 66468,
            "name": "한국 대전",
            "director": {
                "id": 831306,
                "username": "상어고양이 아빠",
                "country": "kr",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/db60d9f14079d08540de384240548fd3-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1379.3147955484346,
                        "deviation": 65.91437466412411,
                        "volatility": 0.060013537153480276
                    }
                },
                "ranking": 22.361600527656655,
                "professional": false,
                "ui_class": ""
            },
            "description": "https://online-go.com/group/6774",
            "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": 6774,
                "name": "😀Korea Go한국바둑😀",
                "summary": "많이 가입해주세요. 한국분 환영",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 220,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/c8cb234ed8cd8edf50f2d51d95670d5b-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-11-29T23:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-11-29T23:00:13.385283Z",
            "ended": "2021-08-20T23:47:18.420505Z",
            "start_waiting": "2020-11-29T23:00:12.656689Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/c8cb234ed8cd8edf50f2d51d95670d5b-15.png",
            "player_count": 18
        },
        {
            "id": 69405,
            "name": "1st League match(9×9)",
            "director": {
                "id": 747721,
                "username": "Hayatyan",
                "country": "jp",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/6df180d3c398999dd6e22f42337c182c-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1803.5150999748641,
                        "deviation": 74.54569070298652,
                        "volatility": 0.06005903177714745
                    }
                },
                "ranking": 28.569290228718142,
                "professional": false,
                "ui_class": ""
            },
            "description": "1st League match(9×9)",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "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": 6299,
                "name": "GoLeaguematch group",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 7,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-12-27T03:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-12-27T03:00:09.996785Z",
            "ended": "2021-02-14T02:25:02.121161Z",
            "start_waiting": "2020-12-27T03:00:09.599619Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 3
        }
    ]
}