List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-name&page=3109
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 58972,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-name&page=3110",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-name&page=3108",
    "results": [
        {
            "id": 978,
            "name": "Happy Valley Go Open 10",
            "director": {
                "id": 13725,
                "username": "Aznviolin",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/40b562d6fabfb44fb3e28022dd650f9e?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1315.5817230678103,
                        "deviation": 65.38647225905848,
                        "volatility": 0.059752988395153216
                    }
                },
                "ranking": 21.266422454503005,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 432000,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 78,
                "name": "OGS Mini Tournaments",
                "summary": "The home for all of the old OGS mini tournaments",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 383,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 17,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2009-12-28T00:10:58Z",
            "ended": "2009-12-27T23:10:58Z",
            "start_waiting": null,
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 471,
            "name": "Happy Valley Go Open",
            "director": {
                "id": 13725,
                "username": "Aznviolin",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/40b562d6fabfb44fb3e28022dd650f9e?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1315.5817230678103,
                        "deviation": 65.38647225905848,
                        "volatility": 0.059752988395153216
                    }
                },
                "ranking": 21.266422454503005,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 432000,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 78,
                "name": "OGS Mini Tournaments",
                "summary": "The home for all of the old OGS mini tournaments",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 383,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 7,
            "max_ranking": 29,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2008-09-16T12:39:27Z",
            "ended": "2008-09-16T10:39:27Z",
            "start_waiting": null,
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 115558,
            "name": "Happy Tourney.",
            "director": {
                "id": 1144866,
                "username": "𝗣𝘂𝘁 𝗞.",
                "country": "001",
                "icon": "https://user-uploads.online-go.com/96e71b19d93c156edd85ce7fe2904c51-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 923.2730477743065,
                        "deviation": 68.37258540560786,
                        "volatility": 0.06056493040804668
                    }
                },
                "ranking": 13.068794368316883,
                "professional": false,
                "ui_class": ""
            },
            "description": "join if you're happy, I don't know what to write much so... have fun!",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 604800,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "per_move": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 12619,
                "name": "Happy Go!!!",
                "summary": "Feel free to join and create tournaments!\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday    \nSingle Elimination tournaments every Thursday & Monday\n\nSimul McMahon tournaments first day of every month\n\nsdk and ddk on 1st of every tw",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 70,
                "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-05-31T10:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-05-31T10:00:54.645836Z",
            "ended": null,
            "start_waiting": "2024-05-31T10:00:54.225115Z",
            "board_size": 19,
            "active_round": 3,
            "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png",
            "player_count": 15,
            "ranked": true
        },
        {
            "id": 102507,
            "name": "Happy Tournament 😊",
            "director": {
                "id": 1338435,
                "username": "PromSuthirapojn",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/55420504c70470b442e8e370efbd2b4c?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1209.1454585996344,
                        "deviation": 187.42960103573358,
                        "volatility": 0.05999734346811676
                    }
                },
                "ranking": 19.313371194645818,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Coming Soon!!",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "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": false,
            "group": {
                "id": 11147,
                "name": "tetris go (match every stones) :D",
                "summary": "play go and have fun!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 37,
                "icon": "https://user-uploads.online-go.com/b9b259cf2e85ecb12af44bfe88722295-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-05-01T05:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-05-01T05:00:49.987686Z",
            "ended": "2023-07-24T08:30:51.679378Z",
            "start_waiting": "2023-05-01T05:00:49.874739Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/b9b259cf2e85ecb12af44bfe88722295-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 87887,
            "name": "Happy Tournament",
            "director": {
                "id": 808681,
                "username": "Bimbeam",
                "country": "th",
                "icon": "https://user-uploads.online-go.com/590e6b1acc2a0b0d062ecbb62ca8e76e-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1227.7655394610615,
                        "deviation": 68.02104622944798,
                        "volatility": 0.06002839023860736
                    }
                },
                "ranking": 19.66714961436426,
                "professional": false,
                "ui_class": ""
            },
            "description": "Welcome to Happy Tournament",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 30,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "live",
                "pause_on_weekends": false,
                "total_time": 2700
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 4716,
                "name": "happy genius  8-6kyu",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 376,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2022-03-30T12:30:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 10,
            "max_ranking": 30,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-03-30T12:30:50.468155Z",
            "ended": "2022-03-30T13:52:47.304699Z",
            "start_waiting": "2022-03-30T12:30:50.402838Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 3,
            "ranked": true
        },
        {
            "id": 63413,
            "name": "Happy tournament",
            "director": {
                "id": 787818,
                "username": "Ernie Ip",
                "country": "hk",
                "icon": "https://user-uploads.online-go.com/6ff93d62e603d6754e9948ca7f093372-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 848.0310294421083,
                        "deviation": 65.44134154669923,
                        "volatility": 0.0599842022485025
                    }
                },
                "ranking": 11.100864013221816,
                "professional": false,
                "ui_class": ""
            },
            "description": "Play this tournament if you want to be happy!",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 30,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 60,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 5925,
                "name": "Group for GO",
                "summary": "Don't have a group? No problem, just join this group!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 71,
                "icon": "https://user-uploads.online-go.com/ae175eb5d15786b87350b71f278bbb9e-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-07-23T07:30:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 10,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-07-23T07:30:05.822083Z",
            "ended": "2020-07-23T07:40:32.731845Z",
            "start_waiting": "2020-07-23T07:30:05.468954Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/ae175eb5d15786b87350b71f278bbb9e-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 74802,
            "name": "Happy Teacher's Appreciation's Day!!! WWGA",
            "director": {
                "id": 947864,
                "username": "aval.cado",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/416eb2fbc270b61ceb60026ca7f1552d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1297.6830736962474,
                        "deviation": 61.88104620789186,
                        "volatility": 0.05994264585747425
                    }
                },
                "ranking": 20.949301730356368,
                "professional": false,
                "ui_class": ""
            },
            "description": "Teacher's are very important in this society! So let's take a minute to thank them for what they've done for us!!! (It was yesterday) It's the least we can do! :D",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 262080,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 259200,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 8562,
                "name": "World Wide Go Association (WWGA)",
                "summary": "This group welcomes people world wide, from beginners to pros! We have a WWGA group logo, a group video, and even a video for new members! (I make announcement videos), I hope you enjoy!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 151,
                "icon": "https://user-uploads.online-go.com/8050f34b110a579153af00084fe3d2bb-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-05-05T19:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-05-06T08:04:02.577361Z",
            "ended": "2021-05-12T07:39:57.462914Z",
            "start_waiting": "2021-05-06T08:04:02.216811Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/8050f34b110a579153af00084fe3d2bb-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 118926,
            "name": "HappyPand. tournament #1🐼🏆",
            "director": {
                "id": 1609997,
                "username": "ToppandaYT",
                "country": "hu",
                "icon": "https://user-uploads.online-go.com/73a15f1e31deadf8a41b2c040c3497de-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1270.0931884860402,
                        "deviation": 63.68121874164255,
                        "volatility": 0.060148756944560976
                    }
                },
                "ranking": 20.451804785023292,
                "professional": false,
                "ui_class": ""
            },
            "description": "Hello Guys! anyone can apply for this competition! what is happypand.sg?\nhappypand.sg is a youtube channel. There will be information about the competition in the community!\nHave fun!\n\nHappyPand.sgYT",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 11,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 10,
                "initial_time": 120,
                "max_time": 300
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 14545,
                "name": "YouTube:HappyPanda.sg",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 3,
                "icon": "https://user-uploads.online-go.com/5c1c1003c89292c045a91e5c198107c7-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-08-08T17:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-03-16T13:04:16.585862Z",
            "ended": "2025-03-16T13:04:28.640751Z",
            "start_waiting": "2025-03-16T13:04:16.555522Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/5c1c1003c89292c045a91e5c198107c7-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 119026,
            "name": "HappyPand.SG tournament(YouTube)",
            "director": {
                "id": 1609997,
                "username": "ToppandaYT",
                "country": "hu",
                "icon": "https://user-uploads.online-go.com/73a15f1e31deadf8a41b2c040c3497de-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1270.0931884860402,
                        "deviation": 63.68121874164255,
                        "volatility": 0.060148756944560976
                    }
                },
                "ranking": 20.451804785023292,
                "professional": false,
                "ui_class": ""
            },
            "description": "anyone can apply for this competition! what is happypand. SG?  \nHappyPanda.SG is a youtube channel! there will be information about the competition in the community! https://youtube.com/@happypanda2011?si=P9iUvdtVkXUUaPrI",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 31,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 30,
                "initial_time": 120,
                "max_time": 300
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 14545,
                "name": "YouTube:HappyPanda.sg",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 3,
                "icon": "https://user-uploads.online-go.com/5c1c1003c89292c045a91e5c198107c7-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-08-11T16:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-08-11T16:00:06.059389Z",
            "ended": "2024-08-11T16:40:15.318464Z",
            "start_waiting": "2024-08-11T16:00:05.971965Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/5c1c1003c89292c045a91e5c198107c7-15.png",
            "player_count": 3,
            "ranked": true
        },
        {
            "id": 119058,
            "name": "HappyPand.SG tournament🐼😀",
            "director": {
                "id": 1609997,
                "username": "ToppandaYT",
                "country": "hu",
                "icon": "https://user-uploads.online-go.com/73a15f1e31deadf8a41b2c040c3497de-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1270.0931884860402,
                        "deviation": 63.68121874164255,
                        "volatility": 0.060148756944560976
                    }
                },
                "ranking": 20.451804785023292,
                "professional": false,
                "ui_class": ""
            },
            "description": "anyone can apply for this competition! what is happypand. SG?  \nHappyPanda.SG is a youtube channel! there will be information about the competition in the community! https://youtube.com/@happypanda2011?si=UGpdCwSkN_-fohHG",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 11,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 10,
                "initial_time": 30,
                "max_time": 60
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 14545,
                "name": "YouTube:HappyPanda.sg",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 3,
                "icon": "https://user-uploads.online-go.com/5c1c1003c89292c045a91e5c198107c7-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-08-12T16:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-08-12T16:00:05.803730Z",
            "ended": "2024-08-12T16:05:01.804427Z",
            "start_waiting": "2024-08-12T16:00:05.751627Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/5c1c1003c89292c045a91e5c198107c7-15.png",
            "player_count": 4,
            "ranked": true
        }
    ]
}