List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=546
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 60200,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=547",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=545",
    "results": [
        {
            "id": 65110,
            "name": "Correspondence 13x13 RoundRobin 2020-09-06 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:20260709T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
                "active": true,
                "created": "2015-02-20T06:00:14.582400Z",
                "last_run": "2026-07-09T19:00:18.834466Z",
                "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": "2026-07-12T19:00:00Z",
                "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": "2020-09-06T19:00:46.638527Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-09-06T19:01:47.571206Z",
            "ended": "2020-09-22T20:09:16.221847Z",
            "start_waiting": "2020-09-06T19:01:46.469511Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 63620,
            "name": "Play with bot 08 9x9",
            "director": {
                "id": 798997,
                "username": "noob_bot",
                "country": "_Pirate",
                "icon": "https://user-uploads.online-go.com/c0482108c2d871387c75860f532c7f8c-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1396.983514233329,
                        "deviation": 59.206720484535225,
                        "volatility": 0.055480483526547414
                    }
                },
                "ranking": 22.656263646857468,
                "professional": false,
                "ui_class": "bot"
            },
            "description": "Fast correspondence tournament, human/bot are welcome.\n\nGame result is NOT important.\n\nThis is running for debug & test.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 15360,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 14400,
                "initial_time": 86400,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 6332,
                "name": "noob_bot",
                "summary": "Play with bots",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 885,
                "icon": "https://user-uploads.online-go.com/d3277278f721d0b587ac5dcb628ac2d1-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-07-30T00:00:00Z",
            "players_start": 6,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-07-30T00:00:07.826500Z",
            "ended": "2020-08-10T15:48:54.328565Z",
            "start_waiting": "2020-07-30T00:00:07.421181Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/d3277278f721d0b587ac5dcb628ac2d1-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 40391,
            "name": "Taito 19x19",
            "director": {
                "id": 134125,
                "username": "mitava",
                "country": "at",
                "icon": "https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 789.792021382491,
                        "deviation": 64.86396886901105,
                        "volatility": 0.059924389565863295
                    }
                },
                "ranking": 9.453797542761778,
                "professional": false,
                "ui_class": ""
            },
            "description": "19x19",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": true,
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400,
                "speed": "correspondence"
            },
            "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://user-uploads.online-go.com/219c1747de3336cf873d86fba3f9f999-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2018-09-18T16:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 7,
            "max_ranking": 16,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-09-18T16:00:49.129570Z",
            "ended": "2021-07-14T07:42:25.544675Z",
            "start_waiting": "2018-09-18T16:00:46.558765Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/219c1747de3336cf873d86fba3f9f999-15.png",
            "player_count": 27,
            "ranked": true
        },
        {
            "id": 84618,
            "name": "8/1 陳譽仁\t區思源",
            "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": "8/1 陳譽仁\t區思源",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 20,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 900,
                "period_time": 10,
                "periods": 1
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 6399,
                "name": "傳碁 B班",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 53,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2022-01-08T06:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2022-01-08T05:01:35.010510Z",
            "ended": "2022-01-08T05:39:58.941340Z",
            "start_waiting": "2022-01-08T05:01:34.941081Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 60591,
            "name": "Very Fast Correspondence — SDK Double Elim",
            "director": {
                "id": 615666,
                "username": "sac_morris",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/62e3a039b0123ad71d786e8c9fa3f3f5-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1588.1323644484742,
                        "deviation": 60.906800837338345,
                        "volatility": 0.05994665337379257
                    }
                },
                "ranking": 25.625099118688404,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Please do not take vacation or pause during this tournament.\n\nConditional Moves & Analysis is turned off.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 16320,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 14400,
                "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": 829,
                "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2020-05-21T02:00:00Z",
            "players_start": 12,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 21,
            "max_ranking": 29,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2020-05-21T02:00:03.246059Z",
            "ended": "2020-10-27T00:49:02.887209Z",
            "start_waiting": "2020-05-21T02:00:02.503444Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
            "player_count": 12,
            "ranked": true
        },
        {
            "id": 64487,
            "name": "Go Cult Tourney",
            "director": {
                "id": 759619,
                "username": "ZephyR3",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/0a725fdf4226b3358c2e15ccb50dfb30-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1154.9962005627237,
                        "deviation": 65.03923818436635,
                        "volatility": 0.06010676725187809
                    }
                },
                "ranking": 18.25271173908427,
                "professional": false,
                "ui_class": ""
            },
            "description": "Tourneeeeyyyyyyyyyyyyyyyyyy",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "chinese",
            "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": 6598,
                "name": "Go Cult",
                "summary": "IT IS A GO CULT",
                "require_invitation": false,
                "is_public": false,
                "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": "2020-08-20T05:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2020-08-20T05:09:38.774331Z",
            "ended": "2020-09-10T07:13:13.052953Z",
            "start_waiting": "2020-08-20T05:09:38.494515Z",
            "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": 64330,
            "name": "Weekend",
            "director": {
                "id": 1518,
                "username": "NominRamen",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/b4da27f56e3fdccffacdb554da40c927-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1584.1537768995527,
                        "deviation": 74.58368459018618,
                        "volatility": 0.06003427807563159
                    }
                },
                "ranking": 25.567030996239616,
                "professional": false,
                "ui_class": ""
            },
            "description": "Descript",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "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": 6269,
                "name": "BeginnerGo",
                "summary": "Beginners welcome!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 238,
                "icon": "https://user-uploads.online-go.com/8b4001e1623b8ecda5a18d11c4c59b3d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-08-15T18:40:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-08-15T18:40:01.850321Z",
            "ended": "2020-08-15T19:29:55.027997Z",
            "start_waiting": "2020-08-15T18:40:01.383546Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/8b4001e1623b8ecda5a18d11c4c59b3d-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 57528,
            "name": "Friends of Go I",
            "director": {
                "id": 554991,
                "username": "AmyrStark",
                "country": "_GoT_Lannister",
                "icon": "https://user-uploads.online-go.com/5f1a8312746a7d0cfad0dbc169b12ee7-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1094.1437527824507,
                        "deviation": 67.81399743486455,
                        "volatility": 0.059689951556036916
                    }
                },
                "ranking": 16.999718962217933,
                "professional": false,
                "ui_class": ""
            },
            "description": "This tournament is to promote interactions between members of the group.",
            "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": 3678,
                "name": "Friends of Go.",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 28,
                "icon": "https://user-uploads.online-go.com/312e3b2b4a483837b3259fce629383b4-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-03-16T00:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-03-16T15:37:52.448520Z",
            "ended": "2020-08-25T21:54:38.697531Z",
            "start_waiting": "2020-03-16T15:37:52.050379Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/312e3b2b4a483837b3259fce629383b4-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 65864,
            "name": "Fast Correspondence 2020-10-03",
            "director": {
                "id": 784,
                "username": "mlopezviedma",
                "country": "ar",
                "icon": "https://user-uploads.online-go.com/3e911828e4e25e61f8faede9d9277323-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1539.646659402352,
                        "deviation": 61.98509687304739,
                        "volatility": 0.059740648018602065
                    }
                },
                "ranking": 24.907315679186567,
                "professional": false,
                "ui_class": "supporter moderator"
            },
            "description": "Please, avoid delaying your games using the vacation feature.\n\nAnalysis is enabled 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": 829,
                "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-10-03T00:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-10-03T00:00:56.382054Z",
            "ended": "2020-11-08T11:34:04.439988Z",
            "start_waiting": "2020-10-03T00:00:54.552482Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 74526,
            "name": "แข่งขันวันสิ้นโลก555 ครั้งที่3 9x9",
            "director": {
                "id": 750170,
                "username": "keixdggez",
                "country": "001",
                "icon": "https://user-uploads.online-go.com/0a3ec7b947dd7dbbb7d256d5732f4a62-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1222.8137714598254,
                        "deviation": 64.2164526140808,
                        "volatility": 0.06035737450097156
                    }
                },
                "ranking": 19.573593299140708,
                "professional": false,
                "ui_class": ""
            },
            "description": "เฉพาะปลาทูเท่านั้น",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 20,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 0,
                "period_time": 20,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 4821,
                "name": "ST Maklom ",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 34,
                "icon": "https://user-uploads.online-go.com/ffe7b9ee7ce4f4f6cf177e21313b1429-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-04-28T08:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 29,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-04-28T08:00:36.524890Z",
            "ended": "2021-04-28T08:10:13.877303Z",
            "start_waiting": "2021-04-28T08:00:36.401404Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/ffe7b9ee7ce4f4f6cf177e21313b1429-15.png",
            "player_count": 2,
            "ranked": true
        }
    ]
}