Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5518
{ "count": 60020, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5519", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5517", "results": [ { "id": 57611, "name": "BGC wk1", "director": { "id": 75675, "username": "flexo37", "country": "gb", "icon": "https://user-uploads.online-go.com/aed35fddbbab02a96f4cd51229121646-64.png", "ratings": { "version": 5, "overall": { "rating": 1387.0870510028174, "deviation": 61.81512776285879, "volatility": 0.060047276641028206 } }, "ranking": 22.49168154781557, "professional": false, "ui_class": "supporter" }, "description": "BGC wk1", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 17, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 180, "period_time": 15, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 259, "name": "Brighton Go Club", "summary": "Group for anyone who plays Go in Brighton, UK", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 42, "icon": "https://user-uploads.online-go.com/0fd5879c92ead717621f44b2844bc9c8-64.png" }, "auto_start_on_max": false, "time_start": "2020-03-17T20:23:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2020-03-17T20:23:07.529717Z", "ended": "2020-03-17T20:55:46.082703Z", "start_waiting": "2020-03-17T20:23:06.642394Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/0fd5879c92ead717621f44b2844bc9c8-15.png", "player_count": 7, "ranked": true }, { "id": 78011, "name": "Please join my group", "director": { "id": 1022912, "username": "UWUOWOUWU", "country": "un", "icon": "https://user-uploads.online-go.com/00545ff3c536d3c693bf6c1f5a3a1843-64.png", "ratings": { "version": 5, "overall": { "rating": 1165.7378782341052, "deviation": 78.40774667610614, "volatility": 0.059991912315373035 } }, "ranking": 18.467016011333726, "professional": false, "ui_class": "" }, "description": "Please join this tournament and join my group and subscribe to zigardd plays. Enjoy!!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 26880, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": true, "total_time": 2419200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 9757, "name": "Bedwars group", "summary": "Join this group , buy our merch and play pet sim x!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 6, "icon": "https://user-uploads.online-go.com/8eda4283e7efeb82d5276cc4df41b80d-64.png" }, "auto_start_on_max": false, "time_start": "2021-07-25T13:00:00Z", "players_start": 1, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-07-25T13:00:41.604182Z", "ended": "2021-07-25T13:00:41.582309Z", 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true, "group": { "id": 4185, "name": "East STEAM Go 2024", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 121, "icon": "https://user-uploads.online-go.com/f71542d89d8f9dddb63f3550f041e454-64.png" }, "auto_start_on_max": false, "time_start": "2019-12-04T19:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2019-12-05T07:49:59.447721Z", "ended": "2020-03-14T22:01:41.815669Z", "start_waiting": "2019-12-05T07:49:59.008200Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/f71542d89d8f9dddb63f3550f041e454-15.png", "player_count": 4, "ranked": true }, { "id": 86862, "name": "19*19", "director": { "id": 1108209, "username": "HanpiKata_40b_fast", "country": "cn", "icon": 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difference", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 86, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 6000, "period_time": 20, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": { "id": 6630, "name": "Go friends 🐬", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 362, "icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-64.png" }, "auto_start_on_max": false, "time_start": "2021-07-03T18:00:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "invite", "started": "2021-07-03T18:00:20.160181Z", "ended": "2021-07-03T19:02:19.087582Z", "start_waiting": "2021-07-03T18:00:20.010783Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-15.png", "player_count": 3, "ranked": true }, { "id": 55450, "name": "Correspondence 9x9 RoundRobin 2020-01-08 19:00", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1125.8827017028436, "deviation": 78.19731452501959, "volatility": 0.06006087171771568 } }, "ranking": 17.66169912212786, "professional": false, "ui_class": "supporter moderator admin" }, "description": "Automatic Sitewide Tournament", "schedule": { "id": 5, "name": "Correspondence 9x9 RoundRobin", "rrule": "DTSTART:20260622T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:56:18.340749Z", "last_run": "2026-06-22T19:00:16.168051Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 9, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 259200, "time_increment": 86400 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 10 }, "next_run": "2026-06-25T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2020-01-08T19:00:18.556620Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2020-01-08T19:00:24.815143Z", "ended": "2020-01-28T09:10:15.249655Z", "start_waiting": "2020-01-08T19:00:19.618859Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 10, "ranked": true }, { "id": 51757, "name": "Круговой турнир по переписке", "director": { "id": 476709, "username": "mathbatler", "country": "ru", "icon": "https://user-uploads.online-go.com/985be3efde248672814bbe8d30f6ff3b-64.png", "ratings": { "version": 5, "overall": { "rating": 1797.2766820005083, "deviation": 62.90093646174667, "volatility": 0.060016585403669345 } }, "ranking": 28.489074804251807, "professional": false, "ui_class": "" }, "description": "Каждый играет с каждым.", "schedule": null, "title": null, "tournament_type": "roundrobin", "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": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 3922, "name": "Гудзуми-Юсей", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 107, "icon": "https://user-uploads.online-go.com/d9805b8d0e97919dd033d6a28e59afa4-64.png" }, "auto_start_on_max": true, "time_start": "2019-09-07T18:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2019-09-06T06:07:26.845947Z", "ended": "2019-12-13T19:52:24.768638Z", "start_waiting": "2019-09-06T06:07:22.168560Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/d9805b8d0e97919dd033d6a28e59afa4-15.png", "player_count": 10, "ranked": true }, { "id": 77383, "name": "scps4B1", "director": { "id": 1023158, "username": "SCPS4B99", "country": "un", "icon": "https://secure.gravatar.com/avatar/c35df0c66888552e756c4243101ee3e3?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1500, "deviation": 350, "volatility": 0.06 } }, "ranking": 24.303382182144386, "professional": false, "ui_class": "provisional" }, "description": "hello", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 10, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "live", "pause_on_weekends": false, "total_time": 900 }, "is_open": true, "exclude_provisional": false, "group": { "id": 9646, "name": "SCPS4B", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 16, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2021-07-12T03:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2021-07-12T02:19:53.420174Z", "ended": "2021-07-17T13:20:47.385899Z", "start_waiting": "2021-07-12T02:19:53.319156Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 7, "ranked": true }, { "id": 59764, "name": "selfplay 6", "director": { "id": 767655, "username": "katrain-dev", "country": "dk", "icon": "https://user-uploads.online-go.com/36d10f42fd3c0c022fd41d5aea21641c-64.png", "ratings": { "version": 5, "overall": { "rating": 2217.5714941400106, "deviation": 65.77264340022225, "volatility": 0.060296695904283736 } }, "ranking": 33.35381836857881, "professional": false, "ui_class": "bot" }, "description": "selfplay 6", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 5460, "name": "KaTrain", "summary": "", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 15, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2020-04-28T09:30:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2020-04-28T09:30:10.076241Z", "ended": "2020-04-28T09:39:28.250740Z", "start_waiting": "2020-04-28T09:30:09.471417Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 7, "ranked": true }, { "id": 26350, "name": "Correspondence 13x13 RoundRobin 2017-04-16 01:00", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1125.8827017028436, "deviation": 78.19731452501959, "volatility": 0.06006087171771568 } }, "ranking": 17.66169912212786, "professional": false, "ui_class": "supporter moderator admin" }, "description": "Automatic Sitewide Tournament", "schedule": { "id": 7, "name": "Correspondence 13x13 RoundRobin", "rrule": "DTSTART:20260621T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T06:00:14.582400Z", "last_run": "2026-06-21T19:00:15.835702Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 13, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 259200, "time_increment": 86400 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 10 }, "next_run": "2026-06-24T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2017-04-16T01:00:19.193589Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2017-04-16T01:00:40.899926Z", "ended": "2017-06-22T14:37:12.179111Z", "start_waiting": "2017-04-16T01:00:40.193347Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 4, "ranked": true } ] }
