List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=first_pairing_method&page=5634
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 58821,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=first_pairing_method&page=5635",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=first_pairing_method&page=5633",
    "results": [
        {
            "id": 849,
            "name": "4th morituri Tagai-sen Tourney",
            "director": {
                "id": 14620,
                "username": "morituri",
                "country": "de",
                "icon": "https://secure.gravatar.com/avatar/b83631fa4d483e23178e48d8e4b3a955?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2286.841821005177,
                        "deviation": 64.9686065824193,
                        "volatility": 0.05991017216274213
                    }
                },
                "ranking": 34.06589090127554,
                "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": 604800,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "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": 28,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2009-09-06T16:05:54Z",
            "ended": "2009-09-06T14:05:54Z",
            "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": 67692,
            "name": "Болдырев жжёт",
            "director": {
                "id": 704370,
                "username": "semeon.boldyreff",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/508d33d5b5054e55591f37076cbbbd70-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 673.8028307146352,
                        "deviation": 85.60898643807126,
                        "volatility": 0.059998294118033486
                    }
                },
                "ranking": 5.776834088739181,
                "professional": false,
                "ui_class": ""
            },
            "description": "(*_*)",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 120,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "live",
                "pause_on_weekends": false,
                "per_move": 120
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 2293,
                "name": "BPK Maklom Academy",
                "summary": "กลุ่ม BPK Maklom Academy  มีจุดประสงค์ให้สมาชิกชมรมหมากล้อมโรงเรียนบางปะกอกวิทยาคม และ ลูกศิษย์ในสายสำนัก ได้รวมตัวกัน เพื่อทำกิจกรรมการเรียน การแข่งขันร่วมกัน \n\nห้ามมิให้เชิญบุคคลอื่น ที่ไม่มีส่วนเกี่ยวข้อง เพื่อป้องกันการสับสนในการแข่งขัน และ ส่งข่าวสารก",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 173,
                "icon": "https://user-uploads.online-go.com/3bc58e007ca749345e07db0e2c7a83f6-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-11-11T12:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-11-17T15:39:32.793458Z",
            "ended": "2020-11-17T15:49:54.452971Z",
            "start_waiting": "2020-11-17T15:39:32.597020Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/3bc58e007ca749345e07db0e2c7a83f6-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 2858,
            "name": "2014 spring tournament",
            "director": {
                "id": 20675,
                "username": "RaikB",
                "country": "de",
                "icon": "https://secure.gravatar.com/avatar/3d9fb2e977ccdddcc8efeb8fc6efc3ae?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1780.665751010124,
                        "deviation": 65.40966971956041,
                        "volatility": 0.0596596409427389
                    }
                },
                "ranking": 28.274121197571755,
                "professional": false,
                "ui_class": ""
            },
            "description": "Open weekly competition ",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 611520,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 604800,
                "max_time": 604800,
                "time_increment": 604800
            },
            "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": 11,
            "max_ranking": 21,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2014-03-29T22:15:07.782432Z",
            "ended": "2014-09-29T02:05:11.655941Z",
            "start_waiting": "2014-03-29T22:15:06.447785Z",
            "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": 1504,
            "name": "rhubarb's other mini-tournament",
            "director": {
                "id": 535,
                "username": "rhubarb",
                "country": "_Northern_Ireland",
                "icon": "https://secure.gravatar.com/avatar/e72f00444b297c33407cc0ab7736395b?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1324.374028298043,
                        "deviation": 63.08931845325063,
                        "volatility": 0.05978836790926783
                    }
                },
                "ranking": 21.420623992574843,
                "professional": false,
                "ui_class": "supporter"
            },
            "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": 604800,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "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": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2012-03-12T15:59:10Z",
            "ended": "2012-03-12T14:59:10Z",
            "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": 2638,
            "name": "Por ĉiuj esperantejanoj",
            "director": {
                "id": 15530,
                "username": "Julko",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/71fa797ba41fd26c92f7ed5fda17613a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 793.1470805826979,
                        "deviation": 67.51239480628684,
                        "volatility": 0.059279135382473216
                    }
                },
                "ranking": 9.55193111807698,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Oni invitas ankaŭ aliaj samideanoj",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 93120,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 604800,
                "max_time": 604800,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 137,
                "name": "Esperantejo",
                "summary": "Por esperanta go luduloj",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 104,
                "icon": "https://user-uploads.online-go.com/caff677bb0f816f656b2273df670eb22-64.png"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2014-02-04T04:00:40.521679Z",
            "ended": "2014-05-02T12:38:51.408017Z",
            "start_waiting": "2013-11-13T21:10:02.450161Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/caff677bb0f816f656b2273df670eb22-15.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 3160,
            "name": "The Double 10 tournament",
            "director": {
                "id": 69986,
                "username": "花林渡",
                "country": "cn",
                "icon": "https://secure.gravatar.com/avatar/0212c9dde4983c3cc23b5a9824821ca6?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1972.2160221904119,
                        "deviation": 61.30436412358298,
                        "volatility": 0.059865587833026944
                    }
                },
                "ranking": 30.639367881425457,
                "professional": false,
                "ui_class": ""
            },
            "description": "Begins on October 10th (10-10);\nEach player has 5 days main time;\nWhen the main time runs out, 5 moves per day;\nPlease don't join if you can't finish the game.",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 22080,
            "time_control_parameters": {
                "time_control": "canadian",
                "period_time": 86400,
                "main_time": 432000,
                "stones_per_period": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 20,
                "name": "Single Digit Kyu Room",
                "summary": "A room for SDK's \r\n",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 760,
                "icon": "https://user-uploads.online-go.com/86d86effdffc2d0bbcd98e0f3b379249-64.png"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 20,
            "max_ranking": 29,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2014-10-10T12:16:42.049807Z",
            "ended": "2014-12-15T19:36:59.942399Z",
            "start_waiting": "2014-10-10T12:16:41.731921Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/86d86effdffc2d0bbcd98e0f3b379249-15.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 192,
            "name": "Teen Kyu Mini Tournament",
            "director": {
                "id": 3328,
                "username": "Brushfire",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/ba48c789ff76c7fd3fa4355d63e01871?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1663.958506825836,
                        "deviation": 63.66154367683238,
                        "volatility": 0.05987489518516122
                    }
                },
                "ranking": 26.704831184969,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 432000,
            "time_control_parameters": {
                "time_control": "simple",
                "per_move": 432000
            },
            "is_open": true,
            "exclude_provisional": true,
            "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": 10,
            "max_ranking": 20,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2007-02-21T17:05:00Z",
            "ended": "2008-01-19T22:15:00Z",
            "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": 70058,
            "name": "......,.,,,,..,,,,,,,.,.,",
            "director": {
                "id": 841903,
                "username": "Clayton 2012",
                "country": "hk",
                "icon": "https://secure.gravatar.com/avatar/acf053bd9afd8eb70f1ce036e1cd7197?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 855.9249966897519,
                        "deviation": 65.68853498360008,
                        "volatility": 0.06007288177782305
                    }
                },
                "ranking": 11.315360920851413,
                "professional": false,
                "ui_class": ""
            },
            "description": "Good game 😜😜😜😜😜😜😜😜",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": -1,
            "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": 7734,
                "name": "香港交流群",
                "summary": "歡迎想捉圍棋朋友加入~棋力不限",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 43,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2021-01-13T01:00:00Z",
            "players_start": 2,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 7,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-01-13T01:00:23.061103Z",
            "ended": "2021-01-13T02:43:22.518564Z",
            "start_waiting": "2021-01-13T01:00:22.799348Z",
            "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": 61914,
            "name": "19x19 McMahon (New Zealand Rules)",
            "director": {
                "id": 637865,
                "username": "John.Tromp.Math.Maniac",
                "country": "nl",
                "icon": "https://user-uploads.online-go.com/d3a7d663721e94d8a2a5d3846f290611-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1500,
                        "deviation": 350,
                        "volatility": 0.06
                    }
                },
                "ranking": 24.303382182144386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "☆ The default tournament pairing method is Strength, to ensure matches remain competitive the entire contest.\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).\n\n☆ Does NOT pause on the weekend.\n\n☆ If this sounds like a good time to you, please join us!\n\n<HR><BR>\nTournaments are a great way to find people who are more competitive than your average opponent. A big part of improving your own skills is by having them tested by capable adversaries. If you would like to be apart of more Chinese ruleset tournaments, check out our group for weekly opportunities.",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "nz",
            "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": 3207,
                "name": "New Zealand Tournaments",
                "summary": "This group exists as a place to enjoy weekly tournaments with competitively minded players using the lesser known but arguably strategically superior New Zealand rule set. All are welcome here ヽ(≧◡≦)ノ",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 592,
                "icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-06-21T01:00:00Z",
            "players_start": 8,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-06-22T15:11:42.894193Z",
            "ended": "2020-11-30T08:21:17.491561Z",
            "start_waiting": "2020-06-22T15:11:42.264366Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 365,
            "name": "Way of Go",
            "director": {
                "id": 4657,
                "username": "Lapis",
                "country": "it",
                "icon": "https://secure.gravatar.com/avatar/d19f3a074143a096c8558a9733f52f50?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1686.4826952213186,
                        "deviation": 68.04366394428057,
                        "volatility": 0.06004395498297073
                    }
                },
                "ranking": 27.016099334810434,
                "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": 9,
            "max_ranking": 22,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2007-11-21T20:11:00Z",
            "ended": "2008-04-12T18:34:00Z",
            "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
        }
    ]
}