List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5457
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59394,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5458",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5456",
    "results": [
        {
            "id": 50730,
            "name": "The Little Tournament of Go",
            "director": {
                "id": 547937,
                "username": "Pede",
                "country": "dk",
                "icon": "https://user-uploads.online-go.com/7d8f88e5a7bc3e812ae848e4d40430d9-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 915.4799440659746,
                        "deviation": 64.04882078625329,
                        "volatility": 0.05995492416495443
                    }
                },
                "ranking": 12.872561995741151,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "First attempt at a Tournament",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 432000
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 2623,
                "name": "FynErFin",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 7,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2019-08-01T14:37:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2019-08-01T14:36:10.183881Z",
            "ended": "2019-08-01T18:42:09.608438Z",
            "start_waiting": "2019-08-01T14:36:10.011557Z",
            "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": 108964,
            "name": "Ngọc Trọng / Văn Tuyền",
            "director": {
                "id": 1421513,
                "username": "nhatcuong1024",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/9485477df4ef646f74d2b3f4177e5129?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 982.3353501199251,
                        "deviation": 63.195662196210705,
                        "volatility": 0.06000380411268009
                    }
                },
                "ranking": 14.50427331694182,
                "professional": false,
                "ui_class": ""
            },
            "description": "Mùa Vây Sum Vầy 2023",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 26,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 300,
                "period_time": 15,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 13657,
                "name": "Ichi-Go PTNK Club",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 29,
                "icon": "https://user-uploads.online-go.com/8ba1369c7e5510cafbb325500b2f55f3-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2023-10-28T13:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2023-10-28T12:19:41.015514Z",
            "ended": "2023-10-28T12:38:45.070126Z",
            "start_waiting": "2023-10-28T12:19:40.923217Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/8ba1369c7e5510cafbb325500b2f55f3-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 76505,
            "name": "Durham Go Tournament 2021",
            "director": {
                "id": 791538,
                "username": "Nai.Phon",
                "country": "th",
                "icon": "https://user-uploads.online-go.com/5ab8163c73bf297172e5e18e5cd427ed-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1853.8071664909676,
                        "deviation": 61.97514627465914,
                        "volatility": 0.06000563309705015
                    }
                },
                "ranking": 29.20600454996276,
                "professional": false,
                "ui_class": ""
            },
            "description": "Round 1",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 40,
            "time_control_parameters": {
                "system": "canadian",
                "time_control": "canadian",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 2700,
                "period_time": 300,
                "stones_per_period": 30
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 9484,
                "name": "Durham Go Tournament 2021",
                "summary": "This is a group for people playing in the online 2021 Durham Go Tournament",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 52,
                "icon": "https://user-uploads.online-go.com/c52906ecfa7715de3609cbc5f6708010-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-06-19T09:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-06-19T09:03:12.758190Z",
            "ended": "2021-06-19T12:35:43.792021Z",
            "start_waiting": "2021-06-19T09:03:12.668436Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/c52906ecfa7715de3609cbc5f6708010-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 76299,
            "name": "Tournoi de la mi-juin",
            "director": {
                "id": 986420,
                "username": "Camanange",
                "country": "fr",
                "icon": "https://user-uploads.online-go.com/7d77076baddd654b6d54122c9a8968e8-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 939.6379963183774,
                        "deviation": 70.6134962130146,
                        "volatility": 0.060000342019836096
                    }
                },
                "ranking": 13.475532312802493,
                "professional": false,
                "ui_class": ""
            },
            "description": "Fin du printemps",
            "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": 9244,
                "name": "parentsgo",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 12,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2021-06-14T14:00:00Z",
            "players_start": 5,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2021-06-14T14:07:22.459723Z",
            "ended": "2021-07-11T13:20:59.285175Z",
            "start_waiting": "2021-06-14T14:07:22.319886Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 76467,
            "name": "初級リーグ(14級~10級)",
            "director": {
                "id": 874208,
                "username": "FUKO.S",
                "country": "jp",
                "icon": "https://user-uploads.online-go.com/aa170ff76e007cc7bc7a15709e85dbb8-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2208.151542128061,
                        "deviation": 68.94747429756583,
                        "volatility": 0.06003767154281009
                    }
                },
                "ranking": 33.25527075653788,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "キラキラリーグ内の【初級向け】リーグ戦です。 持ち時間は14日。 2021年7月1日のリーグ開始時に参加されているメンバーでの総あたり戦になります。(レーティングによる自動ハンデ付き)\n\n全部のゲームが一斉に始まりますので、自分の手番になっている対局はどんどん着手していきましょう。",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 13440,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "total_time": 1209600
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 7692,
                "name": "Yushima Go Cafe (湯島囲碁喫茶)",
                "summary": "This is a group exclusively for guests of Yushima Go Cafe and members of the Online Go Salon.\n湯島囲碁喫茶のゲスト&オンライン囲碁サロンメンバー専用のグループです。",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 114,
                "icon": "https://user-uploads.online-go.com/8246898de5c953274f7be81122b75b69-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-07-01T11:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2021-07-01T11:00:52.936554Z",
            "ended": "2021-07-23T01:34:41.414272Z",
            "start_waiting": "2021-07-01T11:00:52.695816Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/8246898de5c953274f7be81122b75b69-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 76463,
            "name": "有段リーグ(初段以上)",
            "director": {
                "id": 776731,
                "username": "AYAMI.S",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/5985cab067a8cd43093abdd527e1fd32-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2135.391155460219,
                        "deviation": 62.434741307036,
                        "volatility": 0.05997799478924156
                    }
                },
                "ranking": 32.47960874599521,
                "professional": false,
                "ui_class": ""
            },
            "description": "キラキラリーグ内の【有段者向け】リーグ戦です。 持ち時間は14日間。 2021年7月1日のリーグ開始時に参加されているメンバーでの総あたり戦になります。(レーティングによる自動ハンデ付き)\n\n全部のゲームが一斉に始まりますので、自分の手番になっている対局はどんどん着手していきましょう。",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 13440,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "total_time": 1209600
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 7692,
                "name": "Yushima Go Cafe (湯島囲碁喫茶)",
                "summary": "This is a group exclusively for guests of Yushima Go Cafe and members of the Online Go Salon.\n湯島囲碁喫茶のゲスト&オンライン囲碁サロンメンバー専用のグループです。",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 114,
                "icon": "https://user-uploads.online-go.com/8246898de5c953274f7be81122b75b69-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-07-01T11:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2021-07-01T11:00:53.315380Z",
            "ended": "2021-07-24T00:52:41.523745Z",
            "start_waiting": "2021-07-01T11:00:52.956513Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/8246898de5c953274f7be81122b75b69-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 28485,
            "name": "4th Lviv Tournament",
            "director": {
                "id": 79,
                "username": "oldyew",
                "country": "ua",
                "icon": "https://user-uploads.online-go.com/bb1683794b493824cb4605735bcfb9b7-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1705.3371445600435,
                        "deviation": 62.790139205239456,
                        "volatility": 0.06003537827844153
                    }
                },
                "ranking": 27.273474442381108,
                "professional": false,
                "ui_class": ""
            },
            "description": "summertime",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 35520,
            "time_control_parameters": {
                "period_time": 604800,
                "main_time": 604800,
                "system": "canadian",
                "pause_on_weekends": false,
                "time_control": "canadian",
                "stones_per_period": 21,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 1460,
                "name": "Lviv Club",
                "summary": "Lviv Go Players Group",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 28,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2017-07-04T20:59:00Z",
            "players_start": 10,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2017-07-06T05:11:54.337960Z",
            "ended": "2017-08-14T19:54:07.297960Z",
            "start_waiting": "2017-07-06T05:11:51.554125Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 9,
            "ranked": true
        },
        {
            "id": 50350,
            "name": "Fast Cor. 9x9 10player R-Robin. Starts when full. Jul'19fE",
            "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/Scoring.\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 games for your opponents (always with previous notice).",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 45120,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 43200,
                "initial_time": 172800,
                "max_time": 259200
            },
            "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": 822,
                "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2019-07-29T13:00:00Z",
            "players_start": 10,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2019-07-28T14:57:01.445322Z",
            "ended": "2019-08-19T03:04:44.570791Z",
            "start_waiting": "2019-07-28T14:56:56.249015Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 135701,
            "name": "9x9 Mini League 10k-25k #356",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1374.1577458169845,
                        "deviation": 67.47681172290682,
                        "volatility": 0.06020193288384277
                    }
                },
                "ranking": 22.27488396223929,
                "professional": false,
                "ui_class": ""
            },
            "description": "Special league for players between 25kyu and 10kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 95543,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 3524,
                "name": "9x9 Lovers",
                "summary": "A group for Go players who love the 9x9 board.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 698,
                "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2025-12-28T20:05:00Z",
            "players_start": 5,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-12-27T06:59:52.836059Z",
            "ended": "2026-02-05T20:23:03.279603Z",
            "start_waiting": "2025-12-27T06:59:52.688654Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 108965,
            "name": "Hoàng Bảo / Trọng Nghĩa",
            "director": {
                "id": 1421513,
                "username": "nhatcuong1024",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/9485477df4ef646f74d2b3f4177e5129?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 982.3353501199251,
                        "deviation": 63.195662196210705,
                        "volatility": 0.06000380411268009
                    }
                },
                "ranking": 14.50427331694182,
                "professional": false,
                "ui_class": ""
            },
            "description": "Mùa Vây Sum Vầy 2023",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 26,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 300,
                "period_time": 15,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 13657,
                "name": "Ichi-Go PTNK Club",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 29,
                "icon": "https://user-uploads.online-go.com/8ba1369c7e5510cafbb325500b2f55f3-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2023-10-28T12:20:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2023-10-28T12:20:37.160847Z",
            "ended": "2023-10-28T12:34:31.442177Z",
            "start_waiting": "2023-10-28T12:20:37.082308Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/8ba1369c7e5510cafbb325500b2f55f3-15.png",
            "player_count": 2,
            "ranked": true
        }
    ]
}