List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=first_pairing_method&page=5696
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 60025,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=first_pairing_method&page=5697",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=first_pairing_method&page=5695",
    "results": [
        {
            "id": 118255,
            "name": "Summer Go Tournament",
            "director": {
                "id": 1205406,
                "username": "ozgurdino",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/b039474b42f955673f8076c0640a23ef?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1207.1424856210058,
                        "deviation": 77.69538682945557,
                        "volatility": 0.06000223829496471
                    }
                },
                "ranking": 19.27499097163724,
                "professional": false,
                "ui_class": ""
            },
            "description": "SUMMER GO TURNUVASINA HEPİNİZ HOŞ GELDİNİZ UMARIM TURNUVAYI BEĞENİRSİNİZ HERKESE BOL ŞANS DİLERİM",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 91,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 3600,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 11052,
                "name": "Şibumi Go Okulu",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 33,
                "icon": "https://user-uploads.online-go.com/c4c6f9fa6db6333c3ad275864ef45f46-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-08-17T12:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2024-08-17T12:00:10.492143Z",
            "ended": "2024-08-17T16:18:01.131601Z",
            "start_waiting": "2024-08-17T12:00:10.285307Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/c4c6f9fa6db6333c3ad275864ef45f46-15.png",
            "player_count": 19,
            "ranked": true
        },
        {
            "id": 88660,
            "name": "Go Braai",
            "director": {
                "id": 340772,
                "username": "BrodieRatel13",
                "country": "gb",
                "icon": "https://user-uploads.online-go.com/c8b63c78dd02770d6958ab3df61ceade-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 929.3343782054517,
                        "deviation": 62.66034970406998,
                        "volatility": 0.059918448163979426
                    }
                },
                "ranking": 13.220278485463394,
                "professional": false,
                "ui_class": ""
            },
            "description": "This tournament is open to anyone in the group and is intended to try and get more members playing Go and getting to know each other, playing games for enjoyment, with a little bit of competitiveness. Imagine we were all relaxing, making a braai or potje and enjoyng playing Go.\n\nHave fun, enjoy the games and get to know each other.",
            "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": true,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 1209600
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 33,
                "name": "South African Group",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 167,
                "icon": "https://user-uploads.online-go.com/a4b7f5e1250042807f5a4cefeaad5dea-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2022-05-31T23:00:00Z",
            "players_start": 8,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 29,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2022-05-31T23:00:41.108454Z",
            "ended": "2024-06-19T11:42:27.340104Z",
            "start_waiting": "2022-05-31T23:00:39.879948Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/a4b7f5e1250042807f5a4cefeaad5dea-15.png",
            "player_count": 19,
            "ranked": true
        },
        {
            "id": 1621,
            "name": "nice and fast",
            "director": {
                "id": 31321,
                "username": "shusaku77",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/3f72eb5dff1cae36cc35c1ff8f340846?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2100.577992143432,
                        "deviation": 69.08550523563963,
                        "volatility": 0.06005856611968096
                    }
                },
                "ranking": 32.099085258529804,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "chinese",
            "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": 385,
                "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": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2012-01-16T10:06:22Z",
            "ended": "2012-01-16T09:06:22Z",
            "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": 60990,
            "name": "19x19 Double Elimination",
            "director": {
                "id": 637869,
                "username": "Robert.Jasiek.Rules.Master",
                "country": "de",
                "icon": "https://user-uploads.online-go.com/404bee731ca9a372d41def91e449b98e-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.<BR><BR>",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "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": 591,
                "icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2025-12-25T14:00:00Z",
            "players_start": 8,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 15,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-10-05T20:41:56.400400Z",
            "ended": "2021-03-07T23:55:55.321022Z",
            "start_waiting": "2020-10-05T20:41:56.204600Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 1622,
            "name": "beondhuman's mini-tournament",
            "director": {
                "id": 6757,
                "username": "beondhuman",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/6c1e55ec7c43dc51a37472ddcbd756fb?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 911.6834963787938,
                        "deviation": 77.26184502099316,
                        "volatility": 0.059988892189128756
                    }
                },
                "ranking": 12.776360541083212,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "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": 385,
                "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": "2011-12-19T09:06:30Z",
            "ended": "2011-12-19T08:06:30Z",
            "start_waiting": null,
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 119249,
            "name": "Peace Cup",
            "director": {
                "id": 1534002,
                "username": "151578zz",
                "country": "cn",
                "icon": "https://secure.gravatar.com/avatar/4d36afb6de35171f573ae7c51d63d8a2?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1917.3519718807736,
                        "deviation": 91.51030929233008,
                        "volatility": 0.05999036747239672
                    }
                },
                "ranking": 29.98624290133618,
                "professional": false,
                "ui_class": ""
            },
            "description": "Welcome everyone from all of the world participating in this fabulous match!",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 35,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 600,
                "period_time": 30,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 13675,
                "name": "Sunday GO and MORE",
                "summary": "You can't miss this group, join now!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 112,
                "icon": "https://user-uploads.online-go.com/e9f20c25fe1d95f705ad61dc0bd03a5d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-09-01T12:30:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2024-09-01T12:30:34.827617Z",
            "ended": "2024-09-01T13:51:29.757603Z",
            "start_waiting": "2024-09-01T12:30:34.723294Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/e9f20c25fe1d95f705ad61dc0bd03a5d-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 140120,
            "name": "☀️ Go Magic May 9x9 ☀️",
            "director": {
                "id": 901303,
                "username": "Muff0",
                "country": "eu",
                "icon": "https://user-uploads.online-go.com/e04175e5267b560bb2448bb1867a73e7-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1740.6996694444583,
                        "deviation": 62.34910634162302,
                        "volatility": 0.059859994976810056
                    }
                },
                "ranking": 27.748612250036615,
                "professional": false,
                "ui_class": ""
            },
            "description": "Time for a new monthly 9x9 tournament by Go Magic!\n\n\nAll prizes are Go Magic Gift Cards\n\n\n🏆Prizes:\n\n1st Place: $100   \n2nd Place: $80  \n3rd Place: $60  \n\n🏆 Special Prizes (mutually exclusive with winning):\n\n6 Wins: $50  \n5 Wins: $30\n\nAll you have to do is register and be here at the starting time! The next rounds will start as soon as all the games are finished.\n\nThe expected total duration is about 1.5h\n\n⌚ **The start time is shown in your local timezone!!**  \n**Absolute start time is:**   \n**Saturday, May 16, 2026 1:00 PM UTC**  \nAdd to your calendar: [**Google**](https://calendar.google.com/calendar/render?action=TEMPLATE&dates=20260516T130000Z%2F20260516T150000Z&details=&location=&text=Go%20Magic%20May%209x9%20) | [**Outlook**](https://outlook.live.com/calendar/0/action/compose?allday=false&body=&enddt=2026-05-16T17%3A00%3A00&location=&path=%2Fcalendar%2Faction%2Fcompose&rru=addevent&startdt=2026-05-16T15%3A00%3A00&subject=Go%20Magic%20May%209x9%20)   \n  \n🪄✨ Learn Go the Magical way at <a href=\"https://go.gomagic.org/X4LK1U\" target=\"_blank\">Go Magic</a>",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 18,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "rapid",
                "pause_on_weekends": false,
                "time_increment": 7,
                "initial_time": 300,
                "max_time": 300
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 8605,
                "name": "Go Magic",
                "summary": "A modern platform for learning Go",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 2156,
                "icon": "https://user-uploads.online-go.com/fa56564088c1e0dbd50bb8160d94193d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2026-05-16T13:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2026-05-16T13:00:51.002628Z",
            "ended": "2026-05-16T14:43:37.488983Z",
            "start_waiting": "2026-05-16T13:00:49.969793Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/fa56564088c1e0dbd50bb8160d94193d-15.png",
            "player_count": 69,
            "ranked": false
        },
        {
            "id": 4012,
            "name": "19*19  Blitz swiss tournament",
            "director": {
                "id": 103649,
                "username": "jaalfr",
                "country": "_Starfleet",
                "icon": "https://secure.gravatar.com/avatar/d14fb78b80ddb594f036d2227e4f20c8?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1437.272127307282,
                        "deviation": 63.488576844289376,
                        "volatility": 0.05984282319912133
                    }
                },
                "ranking": 23.314457076351,
                "professional": false,
                "ui_class": ""
            },
            "description": "19*19 japanese rules, blitz",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 26,
            "time_control_parameters": {
                "time_control": "byoyomi",
                "period_time": 20,
                "main_time": 600,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 454,
                "name": "Tournament Club",
                "summary": "Welcome to the TOURNAMENT CLUB, a remake of the 'Kyu Tournament Group'.\n\nIn this group, you will be able to participate in competitions for your level so that you will have a fair chance of winning! We also have special competitions that require special ru",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 77,
                "icon": "https://user-uploads.online-go.com/f9bc230408f387605b22aa31ff5d0022-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2015-01-07T06:30:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2015-01-07T07:33:11.389686Z",
            "ended": "2015-01-07T08:13:52.877488Z",
            "start_waiting": "2015-01-07T07:33:11.301060Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/f9bc230408f387605b22aa31ff5d0022-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 72115,
            "name": "TRAINING 4TO MARZO",
            "director": {
                "id": 88120,
                "username": "satoshi84",
                "country": "mx",
                "icon": "https://user-uploads.online-go.com/6a6404f3dd53bce3fc1e4a88fb357e2e-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1136.7959829193692,
                        "deviation": 78.40429708623937,
                        "volatility": 0.06016044531576248
                    }
                },
                "ranking": 17.885013568829635,
                "professional": false,
                "ui_class": ""
            },
            "description": "VAMOS A JUGAR GO",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 23,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 300,
                "period_time": 20,
                "periods": 2
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 5581,
                "name": "Colegio Serapio Rendón // Kinder - Primaria",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 200,
                "icon": "https://user-uploads.online-go.com/9da407b0f50ca68064ffbdfe7ee05885-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-03-02T15:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 29,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-03-02T14:20:19.100141Z",
            "ended": "2021-03-02T15:01:16.287296Z",
            "start_waiting": "2021-03-02T14:20:18.767485Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/9da407b0f50ca68064ffbdfe7ee05885-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 71717,
            "name": "第二届世界华人围棋联赛",
            "director": {
                "id": 885292,
                "username": "T.G",
                "country": "001",
                "icon": "https://user-uploads.online-go.com/ce44b8f2de5a3b442c0322da59e57745-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1005.5463781274477,
                        "deviation": 62.23597745075266,
                        "volatility": 0.060015327732075324
                    }
                },
                "ranking": 15.04490882050914,
                "professional": false,
                "ui_class": ""
            },
            "description": "本次比赛由 “世界华人围棋社团” 举办。",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 33,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 300,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 8419,
                "name": "世界华人围棋协会",
                "summary": "📣📣📣:诚邀世界各地各个水平阶段的棋友们前来一起切磋交流~ 主页含有各类免费围棋资源供大家使用(新手友好)。会内将定期举办各种赛事等活动,祝各位玩得开心!🔥🔥🔥",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 173,
                "icon": "https://user-uploads.online-go.com/1904b8af9a2c4de9493b717be66ba612-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-02-27T00:30:00Z",
            "players_start": 3,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-02-27T00:30:28.981885Z",
            "ended": "2021-02-27T01:51:02.211047Z",
            "start_waiting": "2021-02-27T00:30:28.785463Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/1904b8af9a2c4de9493b717be66ba612-15.png",
            "player_count": 8,
            "ranked": true
        }
    ]
}