{"source":"kalshi","id":"KXATPCHALLENGERMATCH-26SEP06SELDON","ticker":"KXATPCHALLENGERMATCH-26SEP06SELDON","slug":"KXATPCHALLENGERMATCH-26SEP06SELDON","title":"Sels vs Donald","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-09-05T20:11:00Z","end_date":"2026-09-20T08:00:00Z","closed_time":null,"volume":19381.77,"volume_24hr":18430.4,"volume_24h_change":null,"normalized_vol_24hr":33.565025329589844,"normalized_volume":26.52117347717285,"liquidity":null,"open_interest":15637.75,"categories":["Sports"],"tags":[],"synthetic":false,"is_group":false,"group_key":"26SEP06SELDON","parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Matthew William Donald","top_outcome_probability":0.95,"top_outcome_prob_24h_change":0.95,"top_outcome_volume_24h_change":3408.51,"updated_at":"2026-09-06T09:02:26.624743Z","fetched_at":"2026-09-06T09:02:26.624743Z","added_at":"2026-09-05T20:22:26.543442Z","url":"https://kalshi.com/markets/kxatpchallengermatch/sels-vs-donald/kxatpchallengermatch-26sep06seldon","chart_24h":[0.0,0.0,1.36,21.29,198.18,211.5,3552.43,3911.51,3922.51,3965.07,4208.27,18430.4],"kind":"live","markets":[{"source":"kalshi","id":"KXATPCHALLENGERMATCH-26SEP06SELDON-DON","event_id":"KXATPCHALLENGERMATCH-26SEP06SELDON","slug":"KXATPCHALLENGERMATCH-26SEP06SELDON-DON","question":"Matthew William Donald wins","group_item_title":"Matthew William Donald","description":"If Matthew William Donald wins the Sels vs Donald professional tennis match in the 2026 ATP Challenger Tulln Qualification Round 1 after a ball has been played, then the market resolves to Yes.\n\n---\n\nThe following market refers to the Sels vs Donald professional tennis match in the 2026 ATP Challenger Tulln Qualification Round 1 after a ball has been played. If the match does not occur (signaled by a ball being played) due to a player injury, walkover, forfeiture, or any other cancellation (all before the match starts), the market will resolve to a fair price in accordance with the rules. If this match is postponed or delayed, the market will remain open and close after the rescheduled match has finished (within two weeks).\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Governing League. All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.95,0.050000000000000044],"probability":0.95,"spread":0.010000000000000009,"active":true,"closed":false,"start_date":"2026-09-05T20:11:00Z","end_date":"2026-09-20T08:00:00Z","closed_time":"2026-09-20T08:00:00Z","volume":4152.51,"volume_24hr":3408.51,"prob_24h_change":0.95,"volume_24h_change":3408.51,"normalized_vol_24hr":23.98162078857422,"normalized_volume":21.609642028808594,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-09-06T09:02:26.740763Z","fetched_at":"2026-09-06T09:02:26.740763Z","added_at":"2026-09-05T20:22:26.624851Z","url":"https://kalshi.com/markets/kxatpchallengermatch/sels-vs-donald/kxatpchallengermatch-26sep06seldon","event_title":"Sels vs Donald","chart_24h":[0.0,0.0,0.0,0.72,0.72,0.69,0.69,0.67,0.67,0.73,0.71,0.68,0.68,0.68,0.77,0.95]},{"source":"kalshi","id":"KXATPCHALLENGERMATCH-26SEP06SELDON-SEL","event_id":"KXATPCHALLENGERMATCH-26SEP06SELDON","slug":"KXATPCHALLENGERMATCH-26SEP06SELDON-SEL","question":"Jelle Sels wins","group_item_title":"Jelle Sels","description":"If Jelle Sels wins the Sels vs Donald professional tennis match in the 2026 ATP Challenger Tulln Qualification Round 1 after a ball has been played, then the market resolves to Yes.\n\n---\n\nThe following market refers to the Sels vs Donald professional tennis match in the 2026 ATP Challenger Tulln Qualification Round 1 after a ball has been played. If the match does not occur (signaled by a ball being played) due to a player injury, walkover, forfeiture, or any other cancellation (all before the match starts), the market will resolve to a fair price in accordance with the rules. If this match is postponed or delayed, the market will remain open and close after the rescheduled match has finished (within two weeks).\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Governing League. All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.06,0.94],"probability":0.06,"spread":0.009999999999999995,"active":true,"closed":false,"start_date":"2026-09-05T20:11:00Z","end_date":"2026-09-20T08:00:00Z","closed_time":"2026-09-20T08:00:00Z","volume":15229.26,"volume_24hr":15021.89,"prob_24h_change":0.06,"volume_24h_change":15021.89,"normalized_vol_24hr":33.52313995361328,"normalized_volume":28.875247955322266,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-09-06T09:02:26.740763Z","fetched_at":"2026-09-06T09:02:26.740763Z","added_at":"2026-09-05T20:22:26.624851Z","url":"https://kalshi.com/markets/kxatpchallengermatch/sels-vs-donald/kxatpchallengermatch-26sep06seldon","event_title":"Sels vs Donald","chart_24h":[0.0,0.0,0.0,0.0,0.33,0.33,0.3,0.29,0.31,0.32,0.23,0.06]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXATPCHALLENGERMATCH-26SEP06SELDON","as_of":"2026-09-06T09:12:06.804918Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"Sels vs Donald\" — top market at 6% probability across 2 outcomes","source_url":null}}