List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=4861
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 60353,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=4862",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=4860",
    "results": [
        {
            "id": 58385,
            "name": "Correspondence 13x13 RoundRobin 2020-04-03 19:00",
            "director": {
                "id": 4,
                "username": "matburt",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?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:20260721T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
                "active": true,
                "created": "2015-02-20T06:00:14.582400Z",
                "last_run": "2026-07-21T19:00:49.649706Z",
                "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": "2026-07-24T19:00:00Z",
                "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": "2020-04-03T19:00:14.765102Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-04-03T19:01:14.089616Z",
            "ended": "2020-05-22T23:11:25.274641Z",
            "start_waiting": "2020-04-03T19:01:07.784087Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
            "player_count": 9,
            "ranked": true
        },
        {
            "id": 58049,
            "name": "Fast Correspondence DDK 2020-04-04",
            "director": {
                "id": 784,
                "username": "mlopezviedma",
                "country": "ar",
                "icon": "https://user-uploads.online-go.com/3e911828e4e25e61f8faede9d9277323-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1546.1538674294254,
                        "deviation": 62.03504989658016,
                        "volatility": 0.059739123217599915
                    }
                },
                "ranking": 25.004951341512772,
                "professional": false,
                "ui_class": "supporter moderator"
            },
            "description": "Please, avoid delaying your games using the vacation feature.\n\nAnalysis is enabled mainly to allow the use of conditional moves.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 30720,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 28800,
                "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": 831,
                "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-04-04T00:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-04-04T00:00:25.537382Z",
            "ended": "2020-05-18T05:06:50.611071Z",
            "start_waiting": "2020-04-04T00:00:21.455152Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 61109,
            "name": "lets see",
            "director": {
                "id": 778434,
                "username": "soapybubbles",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/9bc1bcb3718bace018874b86665f71ed-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 566.8076749675599,
                        "deviation": 72.4554253044768,
                        "volatility": 0.06000251835016521
                    }
                },
                "ranking": 5,
                "professional": false,
                "ui_class": ""
            },
            "description": "plz just join",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 70,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "live",
                "pause_on_weekends": false,
                "per_move": 70
            },
            "is_open": true,
            "exclude_provisional": false,
            "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": "2020-05-29T00:35:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-05-29T00:35:05.952879Z",
            "ended": "2020-05-29T00:46:28.401808Z",
            "start_waiting": "2020-05-29T00:35:05.480906Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 31652,
            "name": "Torneo italiano go",
            "director": {
                "id": 471319,
                "username": "GiulioBigotti",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/b23ffe8a8706c2b66fbe83dcbcc3c8b2?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1043.783238196765,
                        "deviation": 103.49693779114165,
                        "volatility": 0.05999198977933164
                    }
                },
                "ranking": 15.908885063749562,
                "professional": false,
                "ui_class": ""
            },
            "description": "È da tanto che non c'è un torneo tutto italiano in questo gruppo e vorrei proporne uno",
            "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": 710,
                "name": "Italian Group",
                "summary": "Questo è un gruppo creato per raccogliere tutti i giocatori italiani 😜",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 276,
                "icon": "https://user-uploads.online-go.com/b25a2f6a1c298402adb7a561be5719ff-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2017-11-10T22:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2017-11-10T22:00:32.685826Z",
            "ended": "2018-04-10T13:07:50.958762Z",
            "start_waiting": "2017-11-10T22:00:31.764517Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/b25a2f6a1c298402adb7a561be5719ff-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 60360,
            "name": "Bye2rinse4",
            "director": {
                "id": 777239,
                "username": "CM Vagabond YT",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/bd5ea72fcab4b8a3b5bc7583838b190b?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1500,
                        "deviation": 350,
                        "volatility": 0.06
                    }
                },
                "ranking": 24.303382182144386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Bye2rinse",
            "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": 5596,
                "name": "Tempo|Vagabond YT",
                "summary": "Hello guys welcome back",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 49,
                "icon": "https://user-uploads.online-go.com/2b3aa8487b55604f5d2c6df270456f38-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-05-11T07:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-05-21T19:24:34.536206Z",
            "ended": "2020-09-22T21:58:33.434964Z",
            "start_waiting": "2020-05-21T19:24:34.232494Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/2b3aa8487b55604f5d2c6df270456f38-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 28636,
            "name": "Summer of 2017 Tournament of DDK'S!",
            "director": {
                "id": 168430,
                "username": "Suspiria",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/46a9060ce9011e06147a1d8a96a4e36f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 617.7336563084134,
                        "deviation": 61.79122401795253,
                        "volatility": 0.059961217627408955
                    }
                },
                "ranking": 5,
                "professional": false,
                "ui_class": ""
            },
            "description": "Its Summertime! No school, too much free time, and the weather's too hot? Well seems like a perfect time for some more Go. Play for fun, play to learn, play to win. All are welcome.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 31680,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": true,
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 432000,
                "time_increment": 28800,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": false,
            "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": 3681,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2017-07-15T15:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 0,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2017-07-15T16:25:25.729926Z",
            "ended": "2018-04-05T14:37:16.928077Z",
            "start_waiting": "2017-07-15T16:25:24.522443Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 16,
            "ranked": true
        },
        {
            "id": 71231,
            "name": "Todos contra todos",
            "director": {
                "id": 607938,
                "username": "kido.go.baduk",
                "country": "mx",
                "icon": "https://user-uploads.online-go.com/83ceb7eea12991c2d610032107296fa7-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 742.6556598508159,
                        "deviation": 67.77077305143554,
                        "volatility": 0.06060159640981342
                    }
                },
                "ranking": 8.029212401580375,
                "professional": false,
                "ui_class": ""
            },
            "description": "vamos a jugar todos contra todos",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 33,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 300,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 4841,
                "name": "PIPIOLO GO 2022🏆",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 214,
                "icon": "https://user-uploads.online-go.com/53d0a90037da78f2a39241da6e40dc96-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-02-09T23:36:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-02-09T23:33:50.503442Z",
            "ended": "2021-02-09T23:50:08.741479Z",
            "start_waiting": "2021-02-09T23:33:50.320111Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/53d0a90037da78f2a39241da6e40dc96-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 60779,
            "name": "slgvh lvhahk drgavrnharv",
            "director": {
                "id": 739180,
                "username": "leoinbk",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/5c8e72b6e3421ca0d63579a5a1630ef5?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1144.0057227017662,
                        "deviation": 62.47542977360111,
                        "volatility": 0.060014750452260436
                    }
                },
                "ranking": 18.031370905792297,
                "professional": false,
                "ui_class": ""
            },
            "description": "oysrgbulyrshvlngiurdabhzn",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 50,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 30,
                "initial_time": 1800,
                "max_time": 1800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 4796,
                "name": "The 10 dan pro",
                "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": "2020-05-19T20:42:00Z",
            "players_start": 3,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-05-19T20:42:46.460351Z",
            "ended": "2020-05-19T21:20:56.288420Z",
            "start_waiting": "2020-05-19T20:42:45.955687Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 60778,
            "name": "bllllaaaaa",
            "director": {
                "id": 729505,
                "username": "alexthelegend",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/931ed75fe0f03081ab93ef90afda81e2-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1662.0926434609892,
                        "deviation": 63.903243559215916,
                        "volatility": 0.05985650726691596
                    }
                },
                "ranking": 26.67885759678551,
                "professional": false,
                "ui_class": ""
            },
            "description": "bbbbbbbbbbbllllllllllllllllaaaaaaaaaaaaa",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 10,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 10,
                "initial_time": 20,
                "max_time": 25
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 4796,
                "name": "The 10 dan pro",
                "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": "2020-05-19T20:20:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-05-19T20:20:46.807257Z",
            "ended": "2020-05-19T20:35:43.160795Z",
            "start_waiting": "2020-05-19T20:20:44.965842Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 53970,
            "name": "Correspondence 3d+10h",
            "director": {
                "id": 158612,
                "username": "noobakos",
                "country": "057",
                "icon": "https://user-uploads.online-go.com/d914db98e6ee9bec906be8ea0579be1a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1880.3403630297869,
                        "deviation": 63.18183007582216,
                        "volatility": 0.05990738402967323
                    }
                },
                "ranking": 29.534997356396183,
                "professional": false,
                "ui_class": ""
            },
            "description": "Ταυτόχρονο τουρνουά με 3 μέρες κύριο χρόνο και 10 ώρες ανά κίνηση. Αρχίζει στις 25/11 20:00",
            "schedule": null,
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 38880,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 36000,
                "initial_time": 259200,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 1363,
                "name": "Hellas - Greek Group",
                "summary": "Open for everyone speaking Greek.",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 132,
                "icon": "https://user-uploads.online-go.com/0af1b9becacb1ef5e3a4a414acad174a-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2019-11-25T19:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2019-11-25T19:00:40.429565Z",
            "ended": "2020-06-02T19:23:23.062804Z",
            "start_waiting": "2019-11-25T19:00:36.822859Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/0af1b9becacb1ef5e3a4a414acad174a-15.png",
            "player_count": 9,
            "ranked": true
        }
    ]
}