{"source":"polymarket","id":"1051609","ticker":"atp-arutiun-staehel-2026-09-20","slug":"atp-arutiun-staehel-2026-09-20","title":"San Diego 2: Erik Arutiunian vs Luca Staeheli","description":"This market refers to the tennis match between Erik Arutiunian and Luca Staeheli in the San Diego 2, USA, Qualifying, originally scheduled for September 20, 2026 at 2:00PM ET.\n\nThis market will resolve to 'Erik Arutiunian' if Erik Arutiunian advances against Luca Staeheli.\n\nThis market will resolve to 'Luca Staeheli' if Luca Staeheli advances against Erik Arutiunian.\n\nIf the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 4, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve to 50-50.\n\nIf the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances.\n\nIf the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50.\n\nThe primary resolution source will be official information from the ATP Tour. A consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/atp-tour-b4390c4fb8.jpg","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/atp-tour-b4390c4fb8.jpg","active":true,"closed":false,"start_date":"2026-09-20T05:05:51Z","end_date":"2026-09-27T18:00:00Z","closed_time":null,"volume":2865.982143,"volume_24hr":2865.982143,"volume_24h_change":null,"normalized_vol_24hr":26.71523094177246,"normalized_volume":14.41175365447998,"liquidity":20466.5122,"open_interest":621.982143,"categories":["Sports"],"tags":[{"id":"864","slug":"tennis","label":"Tennis"},{"id":"1","slug":"sports","label":"Sports"},{"id":"100639","slug":"games","label":"Games"}],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"","top_outcome_probability":0.565,"top_outcome_prob_24h_change":0.06499999999999995,"top_outcome_volume_24h_change":621.982143,"updated_at":"2026-09-20T16:36:40.104336Z","fetched_at":"2026-09-20T16:36:40.104336Z","added_at":"2026-09-20T05:15:54.678175Z","url":"https://polymarket.com/event/atp-arutiun-staehel-2026-09-20","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,22.0,22.0,22.0,101.982143,2345.982143,2865.982143,2865.982143,2865.982143],"kind":"live","markets":[{"source":"polymarket","id":"4746510","event_id":"1051609","slug":"atp-arutiun-staehel-2026-09-20","question":"San Diego 2: Erik Arutiunian vs Luca Staeheli","group_item_title":null,"description":"This market refers to the tennis match between Erik Arutiunian and Luca Staeheli in the San Diego 2, USA, Qualifying, originally scheduled for September 20, 2026 at 2:00PM ET.\n\nThis market will resolve to 'Erik Arutiunian' if Erik Arutiunian advances against Luca Staeheli.\n\nThis market will resolve to 'Luca Staeheli' if Luca Staeheli advances against Erik Arutiunian.\n\nIf the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 4, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve to 50-50.\n\nIf the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances.\n\nIf the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50.\n\nThe primary resolution source will be official information from the ATP Tour. A consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/atp-tour-b4390c4fb8.jpg","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/atp-tour-b4390c4fb8.jpg","outcomes":["Erik Arutiunian","Luca Staeheli"],"outcome_prices":[0.565,0.435],"probability":0.565,"spread":0.01,"active":true,"closed":false,"start_date":"2026-09-20T05:05:51Z","end_date":"2026-09-27T18:00:00Z","closed_time":null,"volume":621.982143,"volume_24hr":621.982143,"prob_24h_change":0.06499999999999995,"volume_24h_change":621.982143,"normalized_vol_24hr":18.342269897460938,"normalized_volume":12.147313117980957,"liquidity":15645.5538,"categories":["Sports"],"countries":[],"updated_at":"2026-09-20T14:34:25.484852Z","fetched_at":"2026-09-20T14:34:25.484852Z","added_at":"2026-09-20T05:15:54.786954Z","url":"https://polymarket.com/event/atp-arutiun-staehel-2026-09-20/atp-arutiun-staehel-2026-09-20","event_title":"San Diego 2: Erik Arutiunian vs Luca Staeheli","chart_24h":[0.5,0.665,0.66,0.56,0.565,0.575,0.555,0.555,0.555,0.56,0.565]},{"source":"polymarket","id":"4746511","event_id":"1051609","slug":"atp-arutiun-staehel-2026-09-20-completed-match","question":"San Diego 2, USA, Qualifying: Completed Match: Erik Arutiunian vs Luca Staeheli","group_item_title":"Completed Match","description":"This market refers to the tennis match between Erik Arutiunian and Luca Staeheli in the San Diego 2, USA, Qualifying, originally scheduled for September 20, 2026 at 2:00PM ET. This market will resolve to \"Yes\" if all games and sets required to determine a match winner under governing body or event organizer rules are played to completion through normal play. Otherwise, if the match is not completed for any reason, it will resolve to \"No.\" If a forfeit of any kind occurs, including but not limited to a walkover or retirement, this market will resolve \"No.\" If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 4, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve to \"No.\" The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/atp-tour-b4390c4fb8.jpg","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/atp-tour-b4390c4fb8.jpg","outcomes":["Yes","No"],"outcome_prices":[0.5,0.5],"probability":0.5,"spread":0.98,"active":true,"closed":false,"start_date":"2026-09-20T05:05:51Z","end_date":"2026-09-27T18:00:00Z","closed_time":null,"volume":2244.0,"volume_24hr":2244.0,"prob_24h_change":0.0,"volume_24h_change":2244.0,"normalized_vol_24hr":26.37894058227539,"normalized_volume":17.469661712646484,"liquidity":0.2,"categories":["Sports"],"countries":[],"updated_at":"2026-09-20T16:36:40.232168Z","fetched_at":"2026-09-20T16:36:40.232168Z","added_at":"2026-09-20T05:15:54.786954Z","url":"https://polymarket.com/event/atp-arutiun-staehel-2026-09-20/atp-arutiun-staehel-2026-09-20-completed-match","event_title":"San Diego 2: Erik Arutiunian vs Luca Staeheli","chart_24h":[0.5,0.51,0.5,0.5,0.515]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/polymarket/1051609","as_of":"2026-09-20T16:48:46.517317Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Polymarket): \"San Diego 2: Erik Arutiunian vs Luca Staeheli\" — top market at 50% probability across 2 outcomes","source_url":null}}