List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-players_start&page=5578
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59033,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-players_start&page=5579",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-players_start&page=5577",
    "results": [
        {
            "id": 100539,
            "name": "Honinbo Nines 2020 Title Match - Board 1",
            "director": {
                "id": 40318,
                "username": "gamesorry",
                "country": "cn",
                "icon": "https://secure.gravatar.com/avatar/801cba34b77e0105326c402cc482cb09?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1995.719624534026,
                        "deviation": 68.02965633278002,
                        "volatility": 0.06015733969046198
                    }
                },
                "ranking": 30.913623719446058,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "<!-- \nHoninbo Nines 2020 Title Match - Board 1\n-->\n\nTitle Holder: \n<a style=\"color:red\" href='https://online-go.com/user/view/43936/'>Sadaharu [Nines Honinbo] x1+3</a>\n\n<table style=\"text-align:center;empty-cells:hide;table-layout:fixed;border:1px solid\">\n<tr>\n\t<td style=\"text-align:center\"><b>Edition</b></td>\n\t<td style=\"text-align:center\"><b>Title</b></td>\n\t<td style=\"text-align:center\"><b>Class</b></td>\n\t<td style=\"text-align:center\"><b>Year</b></td>\n\t<td style=\"text-align:center\"><b>Player 1</b></td>\n\t<td style=\"text-align:center\"><b>Player 2</b></td>\n\t<td></td>\n\t<td></td>\n\t<td><b>Matches</b></td>\n\t<td></td>\n\t<td></td>\n</tr>\n<tr>\n\t<td>14th</td>\n\t<td style=\"color:red\">Honinbo</td>\n\t<td>Nines</td>\n\t<td>2020</td>\n\t<td><a style=\"color:red\" href='https://online-go.com/user/view/43936/'>Sadaharu [Nines Honinbo]</a></td>\n\t<td><a href='https://online-go.com/player/64817'>mark5000 [5d]</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/100539'>Board 1</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/87349'>Board 2</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/100540'>Board 3</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/100542'>Board 4</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/game/view/48563390'>Board 5</a></td>\n</tr>\n</table>\n\nTitle Tournament: <a href='https://online-go.com/tournament/57118'>Honinbo Nines Title Tournament 2020</a>\n\nNote:\n- Bots and use of AI are prohibited in this tournament and violators will be disqualified.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 107733,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 86400,
                "initial_time": 604800,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 515,
                "name": "OGS Title Tournaments",
                "summary": "Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 2968,
                "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-03-15T07:07:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2023-03-15T07:07:50.887845Z",
            "ended": "2023-04-01T03:32:25.146225Z",
            "start_waiting": "2023-03-15T07:07:50.832683Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 77579,
            "name": "πŸ¦• #6",
            "director": {
                "id": 126739,
                "username": "🐬Sofiam🐬",
                "country": "_Olimpic_Movement",
                "icon": "https://user-uploads.online-go.com/3448d55b1fa874861bc9029bd534f998-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1012.0554496406809,
                        "deviation": 84.91308607572303,
                        "volatility": 0.076882078105041
                    }
                },
                "ranking": 15.194279748149173,
                "professional": false,
                "ui_class": ""
            },
            "description": "Everyone is welcome πŸƒπŸƒπŸƒ",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 6630,
                "name": "Go friends 🐬",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 362,
                "icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2021-07-20T17:00:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-07-20T17:00:45.410613Z",
            "ended": "2022-03-07T01:38:33.803770Z",
            "start_waiting": "2021-07-20T17:00:45.135993Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-15.png",
            "player_count": 9,
            "ranked": true
        },
        {
            "id": 74134,
            "name": "Shogi 将棋 9x9 XLXII",
            "director": {
                "id": 697149,
                "username": "deleted-57394cd2-c7b2-41c3-9e0b-1d116d71ec17",
                "country": "se",
                "icon": "https://user-uploads.online-go.com/2d41f0fc65fb65cf386d8f5534a6d163-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1665.2715388700315,
                        "deviation": 71.21323820073493,
                        "volatility": 0.0598806998975717
                    }
                },
                "ranking": 26.723091679426847,
                "professional": false,
                "ui_class": ""
            },
            "description": "9x9 like Shogi, the only major chess variant where you can put pieces back on the board.",
            "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": false,
            "group": {
                "id": 935,
                "name": "Shogi 81Dojo",
                "summary": "Group for Shogi players on 81Dojo",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 38,
                "icon": "https://user-uploads.online-go.com/3c4c30cf525cdb0ce1b84419cbc29df1-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-05-07T16:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-05-07T16:00:29.373502Z",
            "ended": "2021-05-22T02:36:54.805047Z",
            "start_waiting": "2021-05-07T16:00:29.274350Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/3c4c30cf525cdb0ce1b84419cbc29df1-15.png",
            "player_count": 3,
            "ranked": true
        },
        {
            "id": 68298,
            "name": "9x9 games",
            "director": {
                "id": 882982,
                "username": "huuawei",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/600f05ebf1f3d90d91ee04fbc732affc?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1304.592079898415,
                        "deviation": 62.73819412634579,
                        "volatility": 0.0599900013592158
                    }
                },
                "ranking": 21.072227908375883,
                "professional": false,
                "ui_class": ""
            },
            "description": "9x9 games\ntournament",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 12,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "live",
                "pause_on_weekends": false,
                "per_move": 12
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 25,
                "name": "Go Basics",
                "summary": "A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 17862,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-11-27T11:14:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-11-27T11:20:40.011505Z",
            "ended": "2020-11-27T11:21:07.535917Z",
            "start_waiting": "2020-11-27T11:20:39.863278Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 114069,
            "name": "Round 5: Paul vs Forest",
            "director": {
                "id": 1460501,
                "username": "caitnichols",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/2d45010ae3a796549255f365b1a4bb11?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1500,
                        "deviation": 350,
                        "volatility": 0.06
                    }
                },
                "ranking": 24.303382182144386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Round 5: Paul vs Forest",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 34,
            "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": false,
            "group": {
                "id": 13777,
                "name": "CSL Go 2",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 14,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2024-03-20T19:34:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2024-03-20T19:34:35.941883Z",
            "ended": "2024-03-20T19:49:54.731316Z",
            "start_waiting": "2024-03-20T19:34:35.890597Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 88521,
            "name": "存禧vsTony",
            "director": {
                "id": 1125975,
                "username": "東東1234",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/7073c3c0c19e1e2362786d7d3cacee04?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1636.613123803098,
                        "deviation": 92.9778953940374,
                        "volatility": 0.06000761280908969
                    }
                },
                "ranking": 26.321224844663433,
                "professional": false,
                "ui_class": ""
            },
            "description": "111111111111111111",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 100,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 3600,
                "period_time": 60,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 11214,
                "name": "ε‚³η’εœζ£‹θš",
                "summary": "",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 15,
                "icon": "https://user-uploads.online-go.com/e939cc142167ecd45ea6fa6070f63001-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2022-04-10T13:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-04-10T12:03:01.892500Z",
            "ended": "2022-04-10T12:42:47.819978Z",
            "start_waiting": "2022-04-10T12:03:01.845773Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/e939cc142167ecd45ea6fa6070f63001-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 114014,
            "name": "Kitty & puppy lovers friendly tournament #7",
            "director": {
                "id": 1518938,
                "username": "KittyWise",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/dfb96e8660fdc662a5bd238eef23578c-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1500,
                        "deviation": 350,
                        "volatility": 0.06
                    }
                },
                "ranking": 24.303382182144386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "πŸˆπŸ•πŸΈπŸŽπŸ‚πŸ“πŸ’ community happy go",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "nz",
            "time_per_move": 37943,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 28800,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 14076,
                "name": "KittyWise",
                "summary": "----------------------------------------------------------------------------------------------------------------------",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 61,
                "icon": "https://user-uploads.online-go.com/92416af5ddd8c38ad1a269c780ce7965-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2024-03-21T03:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-03-21T03:00:36.270723Z",
            "ended": "2024-04-15T04:03:28.370317Z",
            "start_waiting": "2024-03-21T03:00:35.953998Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/92416af5ddd8c38ad1a269c780ce7965-15.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 86849,
            "name": "1Βͺ ETAPA - PROFESSORES/CONVIDADOS",
            "director": {
                "id": 805908,
                "username": "marcosrczr",
                "country": "br",
                "icon": "https://secure.gravatar.com/avatar/6b2772f241c4e75eb7373fa32b3283b9?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 917.6243027324846,
                        "deviation": 66.44761086575319,
                        "volatility": 0.06001801279592092
                    }
                },
                "ranking": 12.926723591689818,
                "professional": false,
                "ui_class": ""
            },
            "description": "IV Circuito Online de Go",
            "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": 6411,
                "name": "CIRCUITO ONLINE SME-SP",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 479,
                "icon": "https://user-uploads.online-go.com/e433e136133ddde395dd9e6024a84c90-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-03-11T22:36:00Z",
            "players_start": 2,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2022-03-11T22:36:26.786860Z",
            "ended": "2022-03-11T23:46:05.029552Z",
            "start_waiting": "2022-03-11T22:36:26.647102Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/e433e136133ddde395dd9e6024a84c90-15.png",
            "player_count": 11,
            "ranked": true
        },
        {
            "id": 41426,
            "name": "Ustin with Go Basics",
            "director": {
                "id": 375043,
                "username": "miniman1",
                "country": "ua",
                "icon": "https://user-uploads.online-go.com/1b1906ea31033bcefe2856a5dcf7013d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1303.6565897650203,
                        "deviation": 65.33470711969055,
                        "volatility": 0.060050137546184115
                    }
                },
                "ranking": 21.05562167157904,
                "professional": false,
                "ui_class": ""
            },
            "description": "Welcome to the Go Basics February Online Tournament. We are still experimenting with the best time limits in order to create something that is fun and fair and doesn’t take all day! However, we think that there is a bug in the software that stops the handicaps from working and so you might have some uneven games. We don’t mind this as we think all Go games are fun and so we hope you do too!\n\nI did not invent this text",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 25,
                "name": "Go Basics",
                "summary": "A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 17862,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2019-02-02T10:00:00Z",
            "players_start": 2,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2019-02-02T10:00:20.459880Z",
            "ended": "2020-04-05T04:40:57.094758Z",
            "start_waiting": "2019-02-02T10:00:15.559035Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 79,
            "ranked": true
        },
        {
            "id": 88154,
            "name": "7 -> ιŒ’ε°šι‹’ 8 -> 廖卓言",
            "director": {
                "id": 818416,
                "username": "ε‚³η’ε­Έεœ’",
                "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": "7 -> ιŒ’ε°šι‹’\n8 -> 廖卓言",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 36,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 600,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 7531,
                "name": "傳璁 C班",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 87,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2022-04-03T04:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2022-04-03T03:58:00.827013Z",
            "ended": "2022-04-03T04:23:25.765086Z",
            "start_waiting": "2022-04-03T03:58:00.775563Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 2,
            "ranked": true
        }
    ]
}