Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=min_ranking&page=5745
{ "count": 59406, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=min_ranking&page=5746", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=min_ranking&page=5744", "results": [ { "id": 77424, "name": "cat vs dog 2", "director": { "id": 769861, "username": "rainncat", "country": "us", "icon": "https://user-uploads.online-go.com/63b1a39787f99d6149e4e1cb7cc755f5-64.png", "ratings": { "version": 5, "overall": { "rating": 975.0308630931373, "deviation": 65.62894696966373, "volatility": 0.060026784983209604 } }, "ranking": 14.331490463627786, "professional": false, "ui_class": "" }, "description": "part two of cat vs dog!\ncat or dog person?", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "chinese", "time_per_move": 262080, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 259200, "initial_time": 259200, "max_time": 864000 }, "is_open": true, "exclude_provisional": true, "group": { "id": 6414, "name": "Hot Cocoa", "summary": "\n", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 13, "icon": "https://user-uploads.online-go.com/660a7a6eaa2b62267cc2569e946eb3cf-64.png" }, "auto_start_on_max": false, "time_start": "2021-07-17T23:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 15, "max_ranking": 30, "analysis_enabled": true, "exclusivity": "open", "started": "2021-07-17T23:00:58.226070Z", "ended": "2022-08-03T04:21:21.353089Z", "start_waiting": "2021-07-17T23:00:58.003909Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/660a7a6eaa2b62267cc2569e946eb3cf-15.png", "player_count": 12, "ranked": true }, { "id": 2132, "name": "RaikB's mini-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": "", "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": 15, "max_ranking": 23, "analysis_enabled": false, "exclusivity": "open", "started": "2013-05-10T13:47:16Z", "ended": "2013-05-10T11:47:16Z", "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": 1464, "name": "will Nick Clegg ever be forgiven!", "director": { "id": 913, "username": "orbitaleccentric", "country": "154", "icon": "https://secure.gravatar.com/avatar/53eeecc069afe75227d01613021745ee?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1160.1226656999804, "deviation": 63.84942778335104, "volatility": 0.05876563875332797 } }, "ranking": 18.355235945187612, "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": 15, "max_ranking": 24, "analysis_enabled": false, "exclusivity": "open", "started": "2011-08-05T09:11:20Z", "ended": "2011-08-05T07:11:20Z", "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": 113948, "name": "9x9 New Zealand 15k-1k League #4", "director": { "id": 178104, "username": "dexonsmith", "country": "ca", "icon": "https://user-uploads.online-go.com/448e520df4ffd817b1802a450a4c9058-64.png", "ratings": { "version": 5, "overall": { "rating": 1390.7732166446785, "deviation": 67.55416504748428, "volatility": 0.06064009346038413 } }, "ranking": 22.55312076827671, "professional": false, "ui_class": "supporter" }, "description": "15k-1k. 5 players. Starts only when full.\n\nNew Zealand rules. 9x9 board. Even games. Round robin.\n\nFor more tournaments and ladders with New Zealand rules: <https://online-go.com/group/14024>", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "nz", "time_per_move": 95543, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 14024, "name": "New Zealand Ladders", "summary": "Group for ladders and tournaments that use New Zealand rules.", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 80, "icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-64.png" }, "auto_start_on_max": true, "time_start": "2024-03-25T22:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 15, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2024-03-21T12:23:34.409472Z", "ended": "2024-04-22T10:38:42.597487Z", "start_waiting": "2024-03-21T12:23:34.229422Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-15.png", "player_count": 5, "ranked": true }, { "id": 130530, "name": "9x9 Mini League 5k-15k #134", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1357.1348379116837, "deviation": 67.2035710014903, "volatility": 0.06020465154221762 } }, "ranking": 21.98631332494487, "professional": false, "ui_class": "" }, "description": "Special league for players between 15kyu and 5kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 95543, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 3524, "name": "9x9 Lovers", "summary": "A group for Go players who love the 9x9 board.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 698, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2025-07-27T19:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 15, "max_ranking": 25, "analysis_enabled": true, "exclusivity": "open", "started": "2025-07-26T13:39:09.954380Z", "ended": "2025-09-07T15:20:56.968038Z", "start_waiting": "2025-07-26T13:39:09.788698Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 5, "ranked": true }, { "id": 33638, "name": "New SuperBlitz", "director": { "id": 89871, "username": "Andrey Tyalin", "country": "ru", "icon": "https://user-uploads.online-go.com/2b712d42daffdf8bd92b42b37ce3770a-64.png", "ratings": { "version": 5, "overall": { "rating": 974.9539802605643, "deviation": 66.76773686654244, "volatility": 0.05959204599585274 } }, "ranking": 14.329664975003036, "professional": false, "ui_class": "" }, "description": "Faster", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 12, "time_control_parameters": { "period_time": 10, "main_time": 180, "system": "byoyomi", "pause_on_weekends": false, "time_control": "byoyomi", "periods": 3, "speed": "live" }, "is_open": true, "exclude_provisional": false, "group": { "id": 343, "name": "Global Go Club", "summary": "Open Go club for people anywhere", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 591, "icon": "https://user-uploads.online-go.com/4ad2efd8d4b51b4244ae8cf09cadbde5-64.png" }, "auto_start_on_max": false, "time_start": "2018-01-13T10:00:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 15, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2018-01-28T14:56:53.730061Z", "ended": "2018-01-28T15:02:19.438005Z", "start_waiting": "2018-01-28T14:56:53.581892Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/4ad2efd8d4b51b4244ae8cf09cadbde5-15.png", "player_count": 3, "ranked": true }, { "id": 111948, "name": "Put and Rumis Tournament", "director": { "id": 1470605, "username": "コビー大佐", "country": "jp", "icon": "https://user-uploads.online-go.com/0d3eeb73d3a223e7c934d52715fa8233-64.png", "ratings": { "version": 5, "overall": { "rating": 1152.2780303362724, "deviation": 64.84780508577205, "volatility": 0.06056773556265623 } }, "ranking": 18.19816627672791, "professional": false, "ui_class": "" }, "description": "For 13x13 playes good luck", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 345600, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "correspondence", "pause_on_weekends": true, "per_move": 345600 }, "is_open": true, "exclude_provisional": true, "group": { "id": 13972, "name": " All Game Lovers ", "summary": "A space for \"All Games Lovers!\"", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 61, "icon": "https://user-uploads.online-go.com/dc4b9333339c5a29353686ab5290b5e6-64.png" }, "auto_start_on_max": true, "time_start": "2024-01-25T16:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 15, "max_ranking": 25, "analysis_enabled": true, "exclusivity": "open", "started": "2024-01-25T16:00:14.199976Z", "ended": "2024-05-26T09:55:21.583411Z", "start_waiting": "2024-01-25T16:00:14.027274Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/dc4b9333339c5a29353686ab5290b5e6-15.png", "player_count": 11, "ranked": true }, { "id": 64366, "name": "Very fast Correspondence", "director": { "id": 462047, "username": "Ironwoman", "country": "de", "icon": "https://user-uploads.online-go.com/aee7ad03e664195abfa19fe98694fb0b-64.png", "ratings": { "version": 5, "overall": { "rating": 1381.0716048691506, "deviation": 63.93915623930401, "volatility": 0.06002071227681594 } }, "ranking": 22.391067519132616, "professional": false, "ui_class": "" }, "description": "Please avoid using the vacation feature.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 15360, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 14400, "initial_time": 86400, "max_time": 172800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 508, "name": "Fast Correspondence", "summary": "Tournaments for people who like to play quick correspondence games.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 822, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png" }, "auto_start_on_max": false, "time_start": "2020-08-20T08:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 15, "max_ranking": 25, "analysis_enabled": true, "exclusivity": "open", "started": "2020-08-20T08:00:46.586918Z", "ended": "2020-09-12T23:04:55.616218Z", "start_waiting": "2020-08-20T08:00:45.172460Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png", "player_count": 10, "ranked": true }, { "id": 28651, "name": "Для игроков 15-10 кю", "director": { "id": 412539, "username": "sandu2d", "country": "md", "icon": "https://secure.gravatar.com/avatar/cae9656cd25579713b548dc64cf7cab5?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 940.6754952298779, "deviation": 78.32609352311344, "volatility": 0.06001148819800284 } }, "ranking": 13.5010792254281, "professional": false, "ui_class": "" }, "description": "Для игроков 15-10 кю", "schedule": null, "title": null, "tournament_type": "double_elimination", "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": 1679, "name": "Сообщество (для) новичков [30k-10k]", "summary": "Учимся играть в Го (вэйци, бадук) группа для тех кто ниже 10-го кю", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 47, "icon": "https://user-uploads.online-go.com/d4e7bb1b54903ad87aa895fd2261b14f-64.png" }, "auto_start_on_max": false, "time_start": "2017-07-23T21:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 15, "max_ranking": 20, "analysis_enabled": false, "exclusivity": "open", "started": "2017-07-23T21:00:41.821204Z", "ended": "2018-03-10T07:23:56.238054Z", "start_waiting": "2017-07-23T21:00:40.035317Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/d4e7bb1b54903ad87aa895fd2261b14f-15.png", "player_count": 8, "ranked": true }, { "id": 131749, "name": "9x9 Mini League 5k-15k #137", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1357.1348379116837, "deviation": 67.2035710014903, "volatility": 0.06020465154221762 } }, "ranking": 21.98631332494487, "professional": false, "ui_class": "" }, "description": "Special league for players between 15kyu and 5kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 95543, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 3524, "name": "9x9 Lovers", "summary": "A group for Go players who love the 9x9 board.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 698, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2025-09-07T19:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 15, "max_ranking": 25, "analysis_enabled": true, "exclusivity": "open", "started": "2025-09-02T07:16:47.161535Z", "ended": "2025-10-24T18:37:21.597251Z", "start_waiting": "2025-09-02T07:16:47.032136Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 5, "ranked": true } ] }
