List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=analysis_enabled&page=5856
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 60785,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=analysis_enabled&page=5857",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=analysis_enabled&page=5855",
    "results": [
        {
            "id": 119066,
            "name": "Correspondence Weekly McMahon 19x19 2024-08-17 17:00",
            "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 Site-wide Tournament",
            "schedule": {
                "id": 9,
                "name": "Correspondence Weekly McMahon 19x19",
                "rrule": "DTSTART:20260817T170000Z\nRRULE:FREQ=WEEKLY",
                "active": true,
                "created": "2015-12-16T02:22:56.480465Z",
                "last_run": "2026-08-17T17:00:29.631606Z",
                "lead_time_seconds": 432000,
                "tournament_type": "s_mcmahon",
                "handicap": 0,
                "rules": "japanese",
                "size": 19,
                "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": 10,
                "first_pairing_method": "random",
                "subsequent_pairing_method": "strength",
                "settings": {
                    "num_rounds": 3,
                    "upper_bar": "25",
                    "lower_bar": "15",
                    "group_size": 4,
                    "maximum_players": 1000
                },
                "next_run": "2026-08-24T17:00:00Z",
                "base_points": "30.0"
            },
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 88451,
            "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": "2024-08-17T17:00:05.826602Z",
            "players_start": 10,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-08-17T17:00:11.271985Z",
            "ended": "2025-06-07T18:14:43.622882Z",
            "start_waiting": "2024-08-17T17:00:10.305841Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
            "player_count": 20,
            "ranked": true
        },
        {
            "id": 52323,
            "name": "Correspondence 9x9 RoundRobin 2019-09-25 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": 5,
                "name": "Correspondence 9x9 RoundRobin",
                "rrule": "DTSTART:20260821T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
                "active": true,
                "created": "2015-02-20T05:56:18.340749Z",
                "last_run": "2026-08-21T19:00:17.332067Z",
                "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": "2026-08-24T19:00:00Z",
                "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": "2019-09-25T19:00:46.139103Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2019-09-25T19:01:56.129495Z",
            "ended": "2019-10-11T21:43:08.749285Z",
            "start_waiting": "2019-09-25T19:01:52.498594Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 138559,
            "name": "Absolute Fortnight - July 2026",
            "director": {
                "id": 710368,
                "username": "Macrophage",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/90a535ecb859bd75ac6553453904b2ab-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1715.349175103596,
                        "deviation": 66.16373779755529,
                        "volatility": 0.0597587399435738
                    }
                },
                "ranking": 27.408990620885852,
                "professional": false,
                "ui_class": ""
            },
            "description": "**Beware the absolute time control.**\n\nA tournament series by Macrophage and fix.david\n\nPrevious tournament: https://online-go.com/tournament/136191\n\nNext tournament: https://online-go.com/tournament/139984",
            "schedule": null,
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 9573,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "total_time": 1209600
            },
            "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": "2026-06-30T23:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2026-06-30T23:00:19.180572Z",
            "ended": null,
            "start_waiting": "2026-06-30T23:00:17.322745Z",
            "board_size": 19,
            "active_round": 2,
            "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
            "player_count": 36,
            "ranked": true
        },
        {
            "id": 43184,
            "name": "Fast Corresp. 9x9 \"Out-of-Ten\". Starts when full. Dec-'18A",
            "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": "---\n-STARTS WHEN FULL. - Does NOT pause on the weekend.\n\n-Just one round. Ten players, nine games, Chinese Rules\n\n-If this suits you then, Bonne Partie. :)\n\n-This is a ‘Fast Correspondence Tournament’. Please, avoid delaying your games using the vacation feature or pause. If that’s the case, the tournament director may call the game for your opponent (always with previous notice).",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 45120,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": false,
                "time_control": "fischer",
                "initial_time": 172800,
                "max_time": 259200,
                "time_increment": 43200,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": true,
            "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": 380,
                "icon": "https://user-uploads.online-go.com/809b7c04dc9f8a7b416cd2c50a71dc90-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2018-12-04T12:00:00Z",
            "players_start": 10,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-12-03T19:30:42.788013Z",
            "ended": "2018-12-28T05:11:01.098357Z",
            "start_waiting": "2018-12-03T19:30:38.136704Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/809b7c04dc9f8a7b416cd2c50a71dc90-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 105628,
            "name": "พบกันหมด",
            "director": {
                "id": 1314496,
                "username": "laohu2023",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/ffd49132b2a951e1270f3cd72e76feb8-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 845.1453785104956,
                        "deviation": 64.7128077250637,
                        "volatility": 0.060040608782212436
                    }
                },
                "ranking": 11.02195565679634,
                "professional": false,
                "ui_class": ""
            },
            "description": "พบกันหมด",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 85333,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "total_time": 2419200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 5893,
                "name": "Go Family",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 150,
                "icon": "https://user-uploads.online-go.com/69dc5c9576b388c1fc86c857114ab798-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-07-22T07:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2023-07-22T07:00:32.868176Z",
            "ended": "2023-07-22T07:21:04.420593Z",
            "start_waiting": "2023-07-22T07:00:32.738548Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/69dc5c9576b388c1fc86c857114ab798-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 120088,
            "name": "13x13 Open D.E. Cup #51",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1440.9445326727584,
                        "deviation": 71.76569984976463,
                        "volatility": 0.06028442404074632
                    }
                },
                "ranking": 23.373532705735233,
                "professional": false,
                "ui_class": ""
            },
            "description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 90782,
            "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": 12599,
                "name": "GO Special Tournaments",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 86,
                "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2024-10-06T20:00:00Z",
            "players_start": 8,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-10-05T17:43:42.836796Z",
            "ended": "2026-01-18T13:54:19.061409Z",
            "start_waiting": "2024-10-05T17:43:42.731007Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 43505,
            "name": "9x9 fun game",
            "director": {
                "id": 478879,
                "username": "BluefirePlayz",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/66b02d574dc3bd6eea3e8c0c04212676-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1209.151067958722,
                        "deviation": 63.877975163452746,
                        "volatility": 0.06005396905283021
                    }
                },
                "ranking": 19.313478589798944,
                "professional": false,
                "ui_class": ""
            },
            "description": "let's play games",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "simple",
                "speed": "correspondence",
                "system": "simple",
                "pause_on_weekends": true,
                "per_move": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 1926,
                "name": "Pro-players",
                "summary": "every one that's good at Go, come in this group, it's a nice group to play games and talk on, you can also get higher level if you'er good.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 9,
                "icon": "https://user-uploads.online-go.com/bceb6d6134b845b624542c1ab1828973-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2018-12-09T13:10:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-12-09T13:10:04.049037Z",
            "ended": "2018-12-09T16:22:03.446572Z",
            "start_waiting": "2018-12-09T13:10:03.438351Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/bceb6d6134b845b624542c1ab1828973-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 43801,
            "name": "Learn to play 7",
            "director": {
                "id": 514615,
                "username": "leprechaun69",
                "country": "_Commonwealth",
                "icon": "https://user-uploads.online-go.com/46e4ee605fcdb89d5f74f9e2e056fa7f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1682.2596810069062,
                        "deviation": 64.3048718006205,
                        "volatility": 0.05997075598458425
                    }
                },
                "ranking": 26.958058191050437,
                "professional": false,
                "ui_class": ""
            },
            "description": "Learn to play - 7, control absolute 7 days",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 6720,
            "time_control_parameters": {
                "total_time": 604800,
                "time_control": "absolute",
                "speed": "correspondence",
                "system": "absolute",
                "pause_on_weekends": true
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 2229,
                "name": "Learn to play",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 13,
                "icon": "https://user-uploads.online-go.com/a4752f94167b21c6938417b74bf87152-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2018-12-21T05:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-12-21T05:00:54.429405Z",
            "ended": "2019-02-28T05:55:29.025212Z",
            "start_waiting": "2018-12-21T05:00:53.028555Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/a4752f94167b21c6938417b74bf87152-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 54884,
            "name": "Road to SDK #001",
            "director": {
                "id": 135206,
                "username": "BenVsb",
                "country": "be",
                "icon": "https://user-uploads.online-go.com/9959e354c236fbb8082399e5db1e36cd-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1294.3379070752537,
                        "deviation": 64.18874471317686,
                        "volatility": 0.06003197955500563
                    }
                },
                "ranking": 20.889548625852704,
                "professional": false,
                "ui_class": ""
            },
            "description": "Just for fun and to improve together.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 23520,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 21600,
                "initial_time": 172800,
                "max_time": 345600
            },
            "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": true,
            "time_start": "2019-12-23T08:00:00Z",
            "players_start": 5,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2019-12-19T18:32:57.823293Z",
            "ended": "2020-01-06T10:55:24.761263Z",
            "start_waiting": "2019-12-19T18:32:56.793048Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 61309,
            "name": "Torneio de Quarentena 8",
            "director": {
                "id": 71636,
                "username": "riemsdijk",
                "country": "br",
                "icon": "https://user-uploads.online-go.com/da901711d8fc89260b88e89b54d973a2-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2091.093832315677,
                        "deviation": 108.62108201284576,
                        "volatility": 0.06007502496950065
                    }
                },
                "ranking": 31.994325781222933,
                "professional": false,
                "ui_class": ""
            },
            "description": "Torneio de Quarentena 8",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 13,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 10,
                "initial_time": 300,
                "max_time": 300
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 3811,
                "name": "Aulas de Go com FHvR",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 39,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-05-31T18:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-05-31T18:00:44.456268Z",
            "ended": "2020-05-31T21:44:32.484036Z",
            "start_waiting": "2020-05-31T18:00:43.754771Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 14,
            "ranked": true
        }
    ]
}