HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58716,
"next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=5586",
"previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=5584",
"results": [
{
"id": 2640,
"name": "GO Basics Open McMahon 19x19",
"director": {
"id": 55,
"username": "RoadHobo",
"country": "_Pirate",
"icon": "https://secure.gravatar.com/avatar/e55cc679f2b9a76927782680058168ed?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1387.3991114591252,
"deviation": 74.83343692369397,
"volatility": 0.060064431794117246
}
},
"ranking": 22.49688914242659,
"professional": false,
"ui_class": ""
},
"description": "Maximum 50 players - Will commence once all player slots are full.",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 91200,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 432000,
"max_time": 432000,
"time_increment": 86400
},
"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": 17638,
"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": 0,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2013-11-26T20:09:39.417261Z",
"ended": "2015-01-27T11:01:20.677840Z",
"start_waiting": "2013-11-26T20:09:36.639653Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
"player_count": 0,
"ranked": true
},
{
"id": 277,
"name": "Start Date 26th July",
"director": {
"id": 7172,
"username": "mortenand",
"country": "dk",
"icon": "https://user-uploads.online-go.com/b8615b2c0ebcf8d918a601b2e2c15c12-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1378.7140024692346,
"deviation": 63.67095296616444,
"volatility": 0.05995803471647815
}
},
"ranking": 22.351514802653732,
"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": 380,
"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": 5,
"max_ranking": 20,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2007-07-25T21:30:00Z",
"ended": "2007-09-26T15:38:00Z",
"start_waiting": null,
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 0,
"ranked": true
},
{
"id": 134714,
"name": "FNRRT: Round Robin for 13k-10k # II",
"director": {
"id": 1872546,
"username": "Sch-Mentor",
"country": "001",
"icon": "https://user-uploads.online-go.com/41804ae38abc71e0bea5040b313b01ec-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1500,
"deviation": 250,
"volatility": 0.06
}
},
"ranking": 24.303382182144386,
"professional": false,
"ui_class": "provisional"
},
"description": "Things to keep in mind:\n* Use the conditional move feature to speed up the game.\n* No pauses and no vacations are allowed; if any player switch it on, then they will be disqualified without further notice or reminder (unless they have an urgent matter to attend to and give notice to TD).\n* Disqualification will occur automatically by the site if a player loses by timeout (if they have more than 100 active games they will be disqualified by the TD too).\n* If disqualified by the TD, all outstanding games will be forfeited, which will affect the player’s ranking.\n* If you find that a player pauses the game, enters vacation mode or has bad behavior, please send a message to the TD.\n* And last but not least: no weekends, just make your move; it’s a tournament, my friend!",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 88451,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 86400,
"initial_time": 259200,
"max_time": 259200
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 15509,
"name": "Fast and narrow rank range tournaments",
"summary": "Tournaments for people who like to play within narrow rank ranges and fast correspondence games.",
"require_invitation": true,
"is_public": true,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 26,
"icon": "https://user-uploads.online-go.com/fb0e7d5660cf5ea61609ed14abdc9bfa-64.png"
},
"auto_start_on_max": true,
"time_start": "2025-12-08T23:33:00Z",
"players_start": 8,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 17,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-12-08T05:45:21.098321Z",
"ended": null,
"start_waiting": "2025-12-08T05:45:20.578498Z",
"board_size": 19,
"active_round": 1,
"icon": "https://user-uploads.online-go.com/fb0e7d5660cf5ea61609ed14abdc9bfa-15.png",
"player_count": 10,
"ranked": true
},
{
"id": 135050,
"name": "13x13 Mini League 10k-25k #38",
"director": {
"id": 1688153,
"username": "Mittelmark",
"country": "de",
"icon": "https://user-uploads.online-go.com/f86d53e1b08ba490783eac759518a835-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1157.4817444168732,
"deviation": 67.14133890971716,
"volatility": 0.060026346615081376
}
},
"ranking": 18.302476851445164,
"professional": false,
"ui_class": "supporter"
},
"description": "A little round robin with 4 games for everyone on a 13x13 board with (not too) relaxed time settings.",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 93703,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 86400,
"initial_time": 432000,
"max_time": 1209600
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 161,
"name": "13x13",
"summary": "Like to play on a 13 x 13 board?",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 51,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2025-12-12T18:00:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2025-12-10T14:36:45.649611Z",
"ended": null,
"start_waiting": "2025-12-10T14:36:45.429981Z",
"board_size": 13,
"active_round": 1,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 5,
"ranked": true
},
{
"id": 130008,
"name": "9x9 Mini League 10k-25k #312",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1305.2721648368988,
"deviation": 72.65579160221056,
"volatility": 0.060142381755451196
}
},
"ranking": 21.08429287820258,
"professional": false,
"ui_class": ""
},
"description": "Special league for players between 25kyu and 10kyu. 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": 685,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
},
"auto_start_on_max": true,
"time_start": "2025-07-06T19:00:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-07-06T01:03:48.134768Z",
"ended": "2025-07-09T16:19:03.918702Z",
"start_waiting": "2025-07-06T01:03:47.998895Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
"player_count": 5,
"ranked": true
},
{
"id": 106146,
"name": "Paris round 2",
"director": {
"id": 1367835,
"username": "Tomogogy",
"country": "fr",
"icon": "https://user-uploads.online-go.com/726d3c85cae450f426719cd5cf9744d9-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 919.5229456154608,
"deviation": 64.65952162147032,
"volatility": 0.05996017161978616
}
},
"ranking": 12.974573428907705,
"professional": false,
"ui_class": ""
},
"description": "Tournament for intermediate level",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 45251,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"time_increment": 43200,
"initial_time": 259200,
"max_time": 259200
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 43,
"name": "Kyu Level Study Group",
"summary": "A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 8795,
"icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png"
},
"auto_start_on_max": false,
"time_start": "2023-08-08T22:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-08-08T17:02:53.887613Z",
"ended": "2024-01-10T08:22:23.489673Z",
"start_waiting": "2023-08-08T17:02:53.687260Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png",
"player_count": 14,
"ranked": true
},
{
"id": 130609,
"name": "Chill and basic Go tournament V",
"director": {
"id": 665775,
"username": "Behanix",
"country": "no",
"icon": "https://secure.gravatar.com/avatar/9f264bcdd3cdee8a4d5c71013aaf4d57?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 930.0331612858862,
"deviation": 64.22289072919479,
"volatility": 0.05997256294371637
}
},
"ranking": 13.23767884201483,
"professional": false,
"ui_class": "supporter"
},
"description": "A relaxed Go tournament for beginners and DDKs.\n\nHave fun and try to learn as much as possible.\n\nYou should check in once a day since the max time is 3 days, and time increment is 12 hours.\n\nHandicap is enabled so everyone has a chance to win 🔥\n\nGood luck 🤞\n\nPrevious winners of the Chill and Basic:\n\n1. madbrain\n2. FinRabe",
"schedule": null,
"title": null,
"tournament_type": "s_mcmahon",
"handicap": -1,
"rules": "japanese",
"time_per_move": 45251,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 43200,
"initial_time": 259200,
"max_time": 259200
},
"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": 17638,
"icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
},
"auto_start_on_max": true,
"time_start": "2025-12-22T09:00:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": null,
"ended": null,
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
"player_count": 58,
"ranked": true
},
{
"id": 115930,
"name": "Kyu Tournament Correspondence (25kyu-10kyu)",
"director": {
"id": 1433463,
"username": "acadofruit",
"country": "_United_Federation_of_Planets",
"icon": "https://user-uploads.online-go.com/7441b4086dcde00abc4a01fd89b0ede7-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1407.2092867679648,
"deviation": 60.79862047053118,
"volatility": 0.05999300555502695
}
},
"ranking": 22.82510202587849,
"professional": false,
"ui_class": ""
},
"description": "This Kyu Tournament will only include 25kyu to 10kyu players. Another tournament will be created for stronger players. Ranged tournaments give newer players a chance to shine. Thank you for your understanding! Contact me if there are any questions (I will only be accepting DMs that are appropriate and OGS-related. Please be considerate, thank you).",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 177587,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "correspondence",
"pause_on_weekends": false,
"main_time": 604800,
"period_time": 172800,
"periods": 3
},
"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": true,
"time_start": "2024-05-18T11:00:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-05-18T11:00:08.316504Z",
"ended": "2025-05-31T06:33:01.694663Z",
"start_waiting": "2024-05-18T11:00:08.185040Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/8050f34b110a579153af00084fe3d2bb-15.png",
"player_count": 12,
"ranked": true
},
{
"id": 44377,
"name": "Go for Go!",
"director": {
"id": 565419,
"username": "Birdcall5",
"country": "_GoT_Martell",
"icon": "https://secure.gravatar.com/avatar/70387fcc7a943ec8dbbfefecfc2eb7a8?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1060.127579461328,
"deviation": 62.424938179260415,
"volatility": 0.060014315031754764
}
},
"ranking": 16.268576272140127,
"professional": false,
"ui_class": ""
},
"description": "Come and enjoy a few nice games of Go.",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 34,
"time_control_parameters": {
"system": "fischer",
"pause_on_weekends": false,
"time_control": "fischer",
"initial_time": 420,
"max_time": 3600,
"time_increment": 30,
"speed": "live"
},
"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": 17638,
"icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
},
"auto_start_on_max": false,
"time_start": "2019-01-07T18:00:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-01-08T16:45:06.556880Z",
"ended": "2019-01-08T17:18:00.600636Z",
"start_waiting": "2019-01-08T16:45:06.191644Z",
"board_size": 13,
"active_round": null,
"icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
"player_count": 4,
"ranked": true
},
{
"id": 70050,
"name": "Hikaru no Go Tournament",
"director": {
"id": 877859,
"username": "Akira_5",
"country": "zz",
"icon": "https://user-uploads.online-go.com/a488722617803ef82d6cbbefc8da7bd1-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 765.2643249748915,
"deviation": 66.23536076056787,
"volatility": 0.06006323998619613
}
},
"ranking": 8.723453246328438,
"professional": false,
"ui_class": ""
},
"description": "This is a tournament for Hikaru no Go fans, but others are welcome, too. Provisional Players are allowed, but please no sandbaggers here!",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"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": false,
"group": {
"id": 7891,
"name": "Hikaru No Go Anime Club",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 9,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2021-01-12T20:00:00Z",
"players_start": 10,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-01-13T12:16:34.147285Z",
"ended": "2021-07-01T20:39:29.153004Z",
"start_waiting": "2021-01-13T12:16:32.992199Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 10,
"ranked": true
}
]
}
