List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=first_pairing_method&page=5610
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59381,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=first_pairing_method&page=5611",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=first_pairing_method&page=5609",
    "results": [
        {
            "id": 72845,
            "name": "Rankings AND Handi-cap Tournament",
            "director": {
                "id": 947864,
                "username": "aval.cado",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/416eb2fbc270b61ceb60026ca7f1552d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1297.6830736962474,
                        "deviation": 61.88104620789186,
                        "volatility": 0.05994264585747425
                    }
                },
                "ranking": 20.949301730356368,
                "professional": false,
                "ui_class": ""
            },
            "description": "This tournament is ALSO paired based on your rank! (Says in the title), and what's something most tournaments on OGS does not have, is that we have HANDI-CAP ALLOWED in this tournament! WOOHOO!!! Have fun!",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "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": true,
            "group": {
                "id": 8562,
                "name": "World Wide Go Association (WWGA)",
                "summary": "This group welcomes people world wide, from beginners to pros! We have a WWGA group logo, a group video, and even a video for new members! (I make announcement videos), I hope you enjoy!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 151,
                "icon": "https://user-uploads.online-go.com/8050f34b110a579153af00084fe3d2bb-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-03-22T19:00:00Z",
            "players_start": 2,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-03-22T19:00:10.954951Z",
            "ended": "2021-07-12T00:30:00.282641Z",
            "start_waiting": "2021-03-22T19:00:10.265113Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/8050f34b110a579153af00084fe3d2bb-15.png",
            "player_count": 11,
            "ranked": true
        },
        {
            "id": 72764,
            "name": "World Wide Go Association Tournament",
            "director": {
                "id": 947864,
                "username": "aval.cado",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/416eb2fbc270b61ceb60026ca7f1552d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1297.6830736962474,
                        "deviation": 61.88104620789186,
                        "volatility": 0.05994264585747425
                    }
                },
                "ranking": 20.949301730356368,
                "professional": false,
                "ui_class": ""
            },
            "description": "This tournament is private, and the total time for each round is 25 minutes, no handi-cap, (sorry), 4 rounds, double elimination. Thank you, and enjoy!",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 23,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "live",
                "pause_on_weekends": false,
                "total_time": 2100
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 8562,
                "name": "World Wide Go Association (WWGA)",
                "summary": "This group welcomes people world wide, from beginners to pros! We have a WWGA group logo, a group video, and even a video for new members! (I make announcement videos), I hope you enjoy!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 151,
                "icon": "https://user-uploads.online-go.com/8050f34b110a579153af00084fe3d2bb-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-03-20T21:14:00Z",
            "players_start": 6,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2021-03-20T21:31:46.612156Z",
            "ended": "2021-03-21T00:35:37.743799Z",
            "start_waiting": "2021-03-20T21:31:46.513941Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/8050f34b110a579153af00084fe3d2bb-15.png",
            "player_count": 2,
            "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": 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": "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": 104986,
            "name": "GPS Series 81",
            "director": {
                "id": 1252765,
                "username": "KatNoire",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/d798a462581639c7be0f220400b2b60f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1474.1058774576727,
                        "deviation": 63.78024967595756,
                        "volatility": 0.05995328684214665
                    }
                },
                "ranking": 23.900259960522494,
                "professional": false,
                "ui_class": ""
            },
            "description": "Double Elimination format. All ranks and provisional welcome. No handicap. Paused on weekends.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 58438,
            "time_control_parameters": {
                "system": "canadian",
                "time_control": "canadian",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 432000,
                "period_time": 86400,
                "stones_per_period": 2
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 13341,
                "name": "Go Petrologic Survey",
                "summary": "The bedrock of locating liveable landscapes",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 7,
                "icon": "https://user-uploads.online-go.com/cb0c03c5aa13049379d23a6b93516231-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-10-04T10:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-10-04T10:00:33.378157Z",
            "ended": "2023-12-24T11:43:51.770799Z",
            "start_waiting": "2023-10-04T10:00:33.182467Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/cb0c03c5aa13049379d23a6b93516231-15.png",
            "player_count": 11,
            "ranked": true
        },
        {
            "id": 4139,
            "name": "Akira's enemy",
            "director": {
                "id": 102290,
                "username": "Hikaru-no-go admin",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/bdb11a32ca69f57bcbd478bc61fd889d?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1141.546865456918,
                        "deviation": 63.28755183673641,
                        "volatility": 0.06002962243991043
                    }
                },
                "ranking": 17.981560135763274,
                "professional": false,
                "ui_class": ""
            },
            "description": "play as if you are getting defeated and have a long way to go before you can even catch up give your all. And make it a worthy one-Administrator",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 313,
            "time_control_parameters": {
                "time_control": "byoyomi",
                "period_time": 300,
                "main_time": 1200,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 420,
                "name": "Hikaru no go club",
                "summary": "Sai is the way.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 762,
                "icon": "https://user-uploads.online-go.com/84c61392d7c5db993cba7656a5ebbc92-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2015-01-13T07:17:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2015-01-13T07:17:48.513244Z",
            "ended": "2015-01-13T11:20:13.890948Z",
            "start_waiting": "2015-01-13T07:17:48.368378Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/84c61392d7c5db993cba7656a5ebbc92-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 3115,
            "name": "Four Seasons Tournament Series - Autumn 2014 High Kju",
            "director": {
                "id": 87790,
                "username": "WiseBear",
                "country": "ru",
                "icon": "https://user-uploads.online-go.com/87e96797186d0c4042434c29195d8f12-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1104.0021061102002,
                        "deviation": 62.08308547890164,
                        "volatility": 0.06028822213904829
                    }
                },
                "ranking": 17.207368885691388,
                "professional": false,
                "ui_class": ""
            },
            "description": "Welcome to Four Seasons Tournament - a correspondence competition for those players, who can't play live tournaments! Our tournament will start at September 1st 2014.",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 29760,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 86400,
                "max_time": 172800,
                "time_increment": 28800
            },
            "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": 17903,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.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": "open",
            "started": "2014-08-31T20:15:18.996344Z",
            "ended": "2015-04-15T12:30:24.363831Z",
            "start_waiting": "2014-08-31T20:15:18.554690Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 6593,
            "name": "Go tournament",
            "director": {
                "id": 90846,
                "username": "Maximumrider",
                "country": "ca",
                "icon": "https://secure.gravatar.com/avatar/5713315c50320ec20b2e62a74907bcfe?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1247.2151178919307,
                        "deviation": 64.13061621858618,
                        "volatility": 0.0600776439128857
                    }
                },
                "ranking": 20.03100458699606,
                "professional": false,
                "ui_class": ""
            },
            "description": "ranks from 13k to 30k",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 588,
                "name": "Intermediate Go",
                "summary": "for players ready for advanced go",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 11,
                "icon": "https://user-uploads.online-go.com/35a98fe2f49543d1a9149d837f3ffad9-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2015-04-13T18:08:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2015-04-14T18:47:15.328803Z",
            "ended": "2015-07-13T23:54:57.807633Z",
            "start_waiting": "2015-04-14T18:47:15.255147Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/35a98fe2f49543d1a9149d837f3ffad9-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 103936,
            "name": "To each their own sdk #2",
            "director": {
                "id": 1186160,
                "username": "hanzpk",
                "country": "id",
                "icon": "https://secure.gravatar.com/avatar/9245cc93e872b1d6469e9924bdfc1000?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1127.021121423094,
                        "deviation": 66.33515886614857,
                        "volatility": 0.05999096465177165
                    }
                },
                "ranking": 17.6850950776022,
                "professional": false,
                "ui_class": ""
            },
            "description": "Tired of being laid waste by dan?",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 88451,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 259200,
                "period_time": 86400,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 12619,
                "name": "Happy Go!!!",
                "summary": "Feel free to join and create tournaments!\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday    \nSingle Elimination tournaments every Thursday\n\nHAPPY",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 70,
                "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-07-01T10:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "slide",
            "min_ranking": 20,
            "max_ranking": 29,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-07-01T10:00:57.047078Z",
            "ended": "2024-01-12T09:16:49.945722Z",
            "start_waiting": "2023-07-01T10:00:56.823243Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png",
            "player_count": 9,
            "ranked": true
        },
        {
            "id": 94197,
            "name": "DDK only",
            "director": {
                "id": 1006991,
                "username": "WillMa",
                "country": "cn",
                "icon": "https://secure.gravatar.com/avatar/3b854740fb42fc74c8b43503d4f64f46?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1425.3905788313666,
                        "deviation": 65.04358839826483,
                        "volatility": 0.06003849668312953
                    }
                },
                "ranking": 23.12228674059785,
                "professional": false,
                "ui_class": ""
            },
            "description": "10-25k",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 186240,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 1209600,
                "period_time": 172800,
                "periods": 7
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 9509,
                "name": "Goggle",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "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": "2022-11-10T19:00:00Z",
            "players_start": 2,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-09-24T11:16:56.116942Z",
            "ended": "2023-02-23T18:51:43.588826Z",
            "start_waiting": "2022-09-24T11:16:55.743774Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 926,
            "name": "druuchi's mini-tournament",
            "director": {
                "id": 14911,
                "username": "druuchi",
                "country": "de",
                "icon": "https://user-uploads.online-go.com/2c155a9fbc24ac5484b39f918a21753d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1085.6970195909112,
                        "deviation": 63.203036840308755,
                        "volatility": 0.05949454804354568
                    }
                },
                "ranking": 16.820308746055076,
                "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": 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": 12,
            "max_ranking": 21,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2010-04-11T20:52:24Z",
            "ended": "2010-04-11T18:52:24Z",
            "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
        }
    ]
}