{"source":"kalshi","id":"KXTENNISEXHIBITION-26AUG25RODFED","ticker":"KXTENNISEXHIBITION-26AUG25RODFED","slug":"KXTENNISEXHIBITION-26AUG25RODFED","title":"Andy Roddick vs Roger Federer","description":null,"image":null,"icon":null,"active":false,"closed":true,"start_date":"2026-08-24T22:42:00Z","end_date":"2026-09-09T00:00:00Z","closed_time":"2026-08-26T02:28:43Z","volume":22818.64,"volume_24hr":22818.64,"volume_24h_change":null,"normalized_vol_24hr":38.54997634887695,"normalized_volume":27.656423568725586,"liquidity":null,"open_interest":17023.74,"categories":["Sports"],"tags":[],"synthetic":false,"is_group":false,"group_key":"26AUG25RODFED","parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Roger Federer","top_outcome_probability":0.99,"top_outcome_prob_24h_change":0.99,"top_outcome_volume_24h_change":13346.21,"updated_at":"2026-08-26T02:38:09.428003Z","fetched_at":"2026-08-26T02:38:09.428003Z","added_at":"2026-08-24T22:56:49.644337Z","url":"https://kalshi.com/markets/kxtennisexhibition/andy-roddick-vs-roger-federer/kxtennisexhibition-26aug25rodfed","chart_24h":[1.67,1.67,21.35,71.24000000000001,1313.82,14956.76,20392.28,22818.64],"markets":[{"source":"kalshi","id":"KXTENNISEXHIBITION-26AUG25RODFED-FED","event_id":"KXTENNISEXHIBITION-26AUG25RODFED","slug":"KXTENNISEXHIBITION-26AUG25RODFED-FED","question":"Roger Federer wins","group_item_title":"Roger Federer","description":"If Roger Federer wins the Andy Roddick vs Roger Federer professional tennis match in the 2026 US Open Exhibition after a ball has been played, then the market resolves to Yes.\n\n---\n\nThe following market refers to the Andy Roddick vs Roger Federer professional tennis match in the 2026 US Open Exhibition 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":[0.99,0.010000000000000009],"probability":0.99,"spread":1.0,"active":false,"closed":true,"start_date":"2026-08-24T22:42:00Z","end_date":"2026-09-09T00:00:00Z","closed_time":"2026-08-26T02:28:43Z","volume":13346.21,"volume_24hr":13346.21,"prob_24h_change":0.99,"volume_24h_change":13346.21,"normalized_vol_24hr":37.10602951049805,"normalized_volume":28.089298248291016,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-08-26T02:39:39.604096Z","fetched_at":"2026-08-26T02:38:09.456165Z","added_at":"2026-08-24T22:56:49.802946Z","url":"https://kalshi.com/markets/kxtennisexhibition/andy-roddick-vs-roger-federer/kxtennisexhibition-26aug25rodfed","event_title":"Andy Roddick vs Roger Federer","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.64,0.79,0.99,0.99,0.99]},{"source":"kalshi","id":"KXTENNISEXHIBITION-26AUG25RODFED-ROD","event_id":"KXTENNISEXHIBITION-26AUG25RODFED","slug":"KXTENNISEXHIBITION-26AUG25RODFED-ROD","question":"Andy Roddick wins","group_item_title":"Andy Roddick","description":"If Andy Roddick wins the Andy Roddick vs Roger Federer professional tennis match in the 2026 US Open Exhibition after a ball has been played, then the market resolves to Yes.\n\n---\n\nThe following market refers to the Andy Roddick vs Roger Federer professional tennis match in the 2026 US Open Exhibition 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":[0.01,0.99],"probability":0.01,"spread":1.0,"active":false,"closed":true,"start_date":"2026-08-24T22:42:00Z","end_date":"2026-09-09T00:00:00Z","closed_time":"2026-08-26T02:28:43Z","volume":9472.43,"volume_24hr":9472.43,"prob_24h_change":0.01,"volume_24h_change":9472.43,"normalized_vol_24hr":34.47608184814453,"normalized_volume":26.098426818847656,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-08-26T02:38:09.456165Z","fetched_at":"2026-08-26T02:38:09.456165Z","added_at":"2026-08-24T22:56:49.802946Z","url":"https://kalshi.com/markets/kxtennisexhibition/andy-roddick-vs-roger-federer/kxtennisexhibition-26aug25rodfed","event_title":"Andy Roddick vs Roger Federer","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.46,0.46,0.46,0.44,0.44,0.44,0.44,0.01,0.01,0.01]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXTENNISEXHIBITION-26AUG25RODFED","as_of":"2026-08-26T03:21:59.153304Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"Andy Roddick vs Roger Federer\" — top market at 99% probability across 2 outcomes","source_url":null}}