Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-board_size&page=494
{ "count": 59614, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-board_size&page=495", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-board_size&page=493", "results": [ { "id": 84456, "name": "stars", "director": { "id": 1031669, "username": "OLIVIA LEONG", "country": "un", "icon": "https://user-uploads.online-go.com/1155a4235d53c543da2a2aeeba89a156-64.png", "ratings": { "version": 5, "overall": { "rating": 994.5784005617045, "deviation": 69.44113642538471, "volatility": 0.06000514592300362 } }, "ranking": 14.791013435139382, "professional": false, "ui_class": "" }, "description": "feel free to join!", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 33, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 30, "initial_time": 300, "max_time": 300 }, "is_open": true, "exclude_provisional": false, "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": 17955, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": "2022-01-04T06:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 24, "analysis_enabled": true, "exclusivity": "open", "started": "2022-01-04T05:30:07.947282Z", "ended": "2022-01-04T05:30:22.589767Z", "start_waiting": "2022-01-04T05:30:07.912348Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 2, "ranked": true }, { "id": 82900, "name": "..........", "director": { "id": 1077865, "username": "online-go support", "country": "_Islamic_Conference", "icon": "https://user-uploads.online-go.com/4d2a0690d3a0f42da43fac26b297ed0f-64.png", "ratings": { "version": 5, "overall": { "rating": 773.4059778217581, "deviation": 164.75467806891268, "volatility": 0.05999820321161798 } }, "ranking": 8.96844533090232, "professional": false, "ui_class": "provisional" }, "description": "...........", "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": 10530, "name": "go plusklas", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 7, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2021-11-24T11:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-11-27T00:35:59.810404Z", "ended": "2022-03-31T23:13:48.702631Z", "start_waiting": "2021-11-27T00:35:59.174481Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 2302, "name": "Bibi_42's mini-tournament", "director": { "id": 14922, "username": "Bibi_42", "country": "fr", "icon": "https://secure.gravatar.com/avatar/2638278704e246f9f77674e2e763c301?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1699.0023107549005, "deviation": 63.07846835664246, "volatility": 0.06004088722124174 } }, "ranking": 27.18731877325332, "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": 11, "analysis_enabled": false, "exclusivity": "open", "started": "2013-07-27T15:52:04Z", "ended": "2013-11-15T17:57:59.446872Z", "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": 85670, "name": "We're Chilling February '22", "director": { "id": 1111666, "username": "NiceDayMate", "country": "un", "icon": "https://secure.gravatar.com/avatar/5d62ee5bf5bb376de39b6bb5fdf96edd?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1467.4020719165098, "deviation": 136.76805542471402, "volatility": 0.059996609972826354 } }, "ranking": 23.79474036333544, "professional": false, "ui_class": "" }, "description": "A small round robin tourney. Good luck and have fun!", "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", "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 3, "name": "OGS", "summary": "An open group for folks' who like OGS!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1782, "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.png" }, "auto_start_on_max": true, "time_start": "2022-02-10T23:00:00Z", "players_start": 0, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 15, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-02-08T13:38:39.886469Z", "ended": "2022-04-14T12:29:12.273435Z", "start_waiting": "2022-02-08T13:38:39.247721Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png", "player_count": 10, "ranked": true }, { "id": 82989, "name": "19x19 Blitz Tourney", "director": { "id": 599102, "username": "🐬⚔️🐬 🍩🥂🕯️🌱", "country": "bs", "icon": "https://user-uploads.online-go.com/9f1b3b5e4e9ea8e9cad3ce3456addaf5-64.png", "ratings": { "version": 5, "overall": { "rating": 1646.7114093252521, "deviation": 65.53236576357357, "volatility": 0.06020281826982568 } }, "ranking": 26.463626879317594, "professional": false, "ui_class": "" }, "description": "Fun quick tourney", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 5, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "blitz", "pause_on_weekends": false, "main_time": 30, "period_time": 5, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 10635, "name": "Blitz ⚡", "summary": "Welcome,\n\nBlitz style tourneys, please join if you like speedy Go!\n\n\n", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 21, "icon": "https://user-uploads.online-go.com/beada510a6d27c2fd6dbd356f2a0e5e1-64.png" }, "auto_start_on_max": false, "time_start": "2021-11-30T18:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-12-01T06:57:21.037070Z", "ended": "2021-12-01T07:02:23.469672Z", "start_waiting": "2021-12-01T06:57:20.860287Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/beada510a6d27c2fd6dbd356f2a0e5e1-15.png", "player_count": 2, "ranked": true }, { "id": 2304, "name": "Gobson's buddy's tournament", "director": { "id": 48110, "username": "Gobson", "country": "ru", "icon": "https://secure.gravatar.com/avatar/b19c288ef209221079bd501701ef4373?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1118.7370828114226, "deviation": 66.6855419850738, "volatility": 0.06000259802246623 } }, "ranking": 17.514305218456098, "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": false, "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": "2013-07-24T11:12:44Z", "ended": "2013-11-25T12:19:39.529261Z", "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": 82977, "name": "Blitz 19x19 Elimination Tournament 2021-11-26 13:30", "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": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260512T050000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-05-12T05:00:49.653849Z", "lead_time_seconds": 1800, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-05-12T09:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 11, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2021-11-26T13:30:28.262822Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2021-11-26T13:30:29.725627Z", "ended": "2021-11-26T13:54:01.727284Z", "start_waiting": "2021-11-26T13:30:29.599030Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 5, "ranked": true }, { "id": 84783, "name": "Live 19x19 Swiss Tournament 2022-01-12 20:30", "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": 4, "name": "Live 19x19 Swiss Tournament", "rrule": "DTSTART:20260512T040000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:30:39.250689Z", "last_run": "2026-05-12T04:00:49.650592Z", "lead_time_seconds": 1800, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 600, "periods": 3 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 40 }, "next_run": "2026-05-12T08:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 36, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 600, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2022-01-12T20:30:54.939973Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2022-01-12T20:30:56.629198Z", "ended": "2022-01-12T23:36:13.836355Z", "start_waiting": "2022-01-12T20:30:56.376256Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 8, "ranked": true }, { "id": 2308, "name": "Beholder's 4th mini-tournament", "director": { "id": 29697, "username": "Beholder", "country": "_Klingon", "icon": "https://user-uploads.online-go.com/980ce19e084a014ad225f1b82fb8c371-64.png", "ratings": { "version": 5, "overall": { "rating": 1983.5403866286017, "deviation": 64.13310938682898, "volatility": 0.05979892173007432 } }, "ranking": 30.771913835128082, "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": 18, "max_ranking": 22, "analysis_enabled": false, "exclusivity": "open", "started": "2013-08-30T20:25:42Z", "ended": "2013-12-20T12:31:07.298644Z", "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": 53078, "name": "Thanksgiving", "director": { "id": 681206, "username": "the loser", "country": "_Pirate", "icon": "https://user-uploads.online-go.com/cb9be7042776ad032de2e680e0e05d68-64.png", "ratings": { "version": 5, "overall": { "rating": 1326.362270791935, "deviation": 64.05772890157435, "volatility": 0.060093816157454245 } }, "ranking": 21.455352322496815, "professional": false, "ui_class": "" }, "description": "We should be thankful.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 604800, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "correspondence", "pause_on_weekends": true, "per_move": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 4032, "name": "Wu Family", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 4, "icon": "https://user-uploads.online-go.com/7afdf4487b5624b1881ad26cae5f7e58-64.png" }, "auto_start_on_max": false, "time_start": "2019-11-28T03:28:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2019-11-28T03:28:37.461244Z", "ended": "2022-01-21T10:29:20.358180Z", "start_waiting": "2019-11-28T03:28:35.342006Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/7afdf4487b5624b1881ad26cae5f7e58-15.png", "player_count": 36, "ranked": true } ] }