{"_meta":{"attribution":"Data aggregated by pdata.world (https://pdata.world) from 8 prediction-market venues; CC BY 4.0; source data © each venue.","canonical_url":"https://pdata.world/events/kalshi/KXATPCHALLENGERDOUBLES-26OCT13LAMWITDONPIE","as_of":"2026-10-13T20:12:16.160596Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"Lammons / Withrow vs Donski / Pieczonka\" — resolved: \"Nathaniel Lammons / Jackson Withrow\" (closed 2026-10-13). https://pdata.world/events/kalshi/KXATPCHALLENGERDOUBLES-26OCT13LAMWITDONPIE","source_url":"https://kalshi.com/markets/kxatpchallengerdoubles/lammons-withrow-vs-donski-pieczonka/kxatpchallengerdoubles-26oct13lamwitdonpie"},"source":"kalshi","id":"KXATPCHALLENGERDOUBLES-26OCT13LAMWITDONPIE","ticker":"KXATPCHALLENGERDOUBLES-26OCT13LAMWITDONPIE","slug":"KXATPCHALLENGERDOUBLES-26OCT13LAMWITDONPIE","title":"Lammons / Withrow vs Donski / Pieczonka","description":null,"image":null,"icon":null,"active":false,"closed":true,"start_date":"2026-10-13T00:51:00Z","end_date":"2026-10-27T12:40:00Z","closed_time":"2026-10-13T18:14:40Z","volume":26762.84,"volume_24hr":26762.84,"volume_24h_change":null,"normalized_vol_24hr":29.009916305541992,"normalized_volume":27.94696044921875,"liquidity":null,"open_interest":22806.8,"categories":["Sports"],"tags":[],"synthetic":false,"is_group":false,"group_key":"26OCT13LAMWITDONPIE","parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Nathaniel Lammons / Jackson Withrow","top_outcome_probability":0.98,"top_outcome_prob_24h_change":0.98,"top_outcome_volume_24h_change":12413.19,"updated_at":"2026-10-13T18:31:25.586798Z","fetched_at":"2026-10-13T18:31:25.586798Z","added_at":"2026-10-13T01:03:08.283456Z","url":"https://kalshi.com/markets/kxatpchallengerdoubles/lammons-withrow-vs-donski-pieczonka/kxatpchallengerdoubles-26oct13lamwitdonpie","chart_24h":[0.0,57.97,62.97,8110.02,21869.9,24423.59,26651.690000000002,26762.84],"kind":"live","mutually_exclusive":true,"markets_total":2,"markets":[{"source":"kalshi","id":"KXATPCHALLENGERDOUBLES-26OCT13LAMWITDONPIE-LAMWIT","event_id":"KXATPCHALLENGERDOUBLES-26OCT13LAMWITDONPIE","slug":"KXATPCHALLENGERDOUBLES-26OCT13LAMWITDONPIE-LAMWIT","question":"Nathaniel Lammons / Jackson Withrow wins","group_item_title":"Nathaniel Lammons / Jackson Withrow","description":"If Nathaniel Lammons / Jackson Withrow wins the Lammons / Withrow vs Donski / Pieczonka professional tennis match in the 2026 ATP Challenger Olbia Round Of 16 after a ball has been played, then the market resolves to Yes.\n\n---\n\nThe following market refers to the Lammons / Withrow vs Donski / Pieczonka professional tennis match in the 2026 ATP Challenger Olbia Round Of 16 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":[0.98,0.020000000000000018],"probability":0.98,"spread":1.0,"active":false,"closed":true,"start_date":"2026-10-13T00:51:00Z","end_date":"2026-10-27T12:40:00Z","closed_time":"2026-10-13T18:14:40Z","result":"yes","volume":12413.19,"volume_24hr":12413.19,"prob_24h_change":0.98,"volume_24h_change":12413.19,"normalized_vol_24hr":28.104387283325195,"normalized_volume":27.662353515625,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-10-13T18:31:25.596734Z","fetched_at":"2026-10-13T18:31:25.596734Z","added_at":"2026-10-13T01:03:08.442692Z","url":"https://kalshi.com/markets/kxatpchallengerdoubles/lammons-withrow-vs-donski-pieczonka/kxatpchallengerdoubles-26oct13lamwitdonpie","event_title":"Lammons / Withrow vs Donski / Pieczonka","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.74,0.68,0.87,0.98,0.98]},{"source":"kalshi","id":"KXATPCHALLENGERDOUBLES-26OCT13LAMWITDONPIE-DONPIE","event_id":"KXATPCHALLENGERDOUBLES-26OCT13LAMWITDONPIE","slug":"KXATPCHALLENGERDOUBLES-26OCT13LAMWITDONPIE-DONPIE","question":"Alexander Donski / Filip Pieczonka wins","group_item_title":"Alexander Donski / Filip Pieczonka","description":"If Alexander Donski / Filip Pieczonka wins the Lammons / Withrow vs Donski / Pieczonka professional tennis match in the 2026 ATP Challenger Olbia Round Of 16 after a ball has been played, then the market resolves to Yes.\n\n---\n\nThe following market refers to the Lammons / Withrow vs Donski / Pieczonka professional tennis match in the 2026 ATP Challenger Olbia Round Of 16 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":"2026-10-13T00:51:00Z","end_date":"2026-10-27T12:40:00Z","closed_time":"2026-10-13T18:14:40Z","result":"no","volume":14349.65,"volume_24hr":14349.65,"prob_24h_change":0.01,"volume_24h_change":14349.65,"normalized_vol_24hr":28.97536849975586,"normalized_volume":28.519636154174805,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-10-13T18:31:25.596734Z","fetched_at":"2026-10-13T18:31:25.596734Z","added_at":"2026-10-13T01:03:08.442692Z","url":"https://kalshi.com/markets/kxatpchallengerdoubles/lammons-withrow-vs-donski-pieczonka/kxatpchallengerdoubles-26oct13lamwitdonpie","event_title":"Lammons / Withrow vs Donski / Pieczonka","chart_24h":[0.0,0.0,0.0,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.29,0.33,0.14,0.01,0.01]}]}