{"source":"gemini","id":"221622","ticker":"TENNIS-WTAUSO-20260831-KAL2-SAK5","slug":"anhelina-kalinina-vs-himeno-sakatsume","title":"Anhelina Kalinina vs Himeno Sakatsume","description":"Anhelina Kalinina vs Himeno Sakatsume","image":"https://assets.gemini.com/predictions/images/tennis_test_02_42aacd7e-073f-453c-a9a2-7f09d07bbc38.jpg","icon":null,"active":false,"closed":true,"start_date":"2026-08-29T15:18:32.680000Z","end_date":"2026-09-01T03:00:00Z","closed_time":"2026-08-31T16:34:49.076000Z","volume":7520.25,"volume_24hr":7518.95,"volume_24h_change":null,"normalized_vol_24hr":63.02246856689453,"normalized_volume":50.250267028808594,"liquidity":null,"open_interest":null,"categories":["Sports"],"tags":["US Open"],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Himeno Sakatsume","top_outcome_probability":1.0,"top_outcome_prob_24h_change":0.73,"top_outcome_volume_24h_change":null,"updated_at":"2026-08-31T16:56:39.020066Z","fetched_at":"2026-08-31T16:56:39.020066Z","added_at":"2026-08-29T15:40:13.067658Z","url":"https://www.gemini.com/predictions/TENNIS-WTAUSO-20260831-KAL2-SAK5/anhelina-kalinina-vs-himeno-sakatsume","chart_24h":[21.33,420.03,6718.44,7518.95,7518.95,7518.95],"kind":"live","markets":[{"source":"gemini","id":"221622-531891","event_id":"221622","slug":"GEMI-TENNIS-WTAUSO-20260831-KAL2-SAK5-SAK5","question":"Himeno Sakatsume","group_item_title":"Himeno Sakatsume","description":"This market resolves to Yes if Himeno Sakatsume wins the tennis match between Himeno Sakatsume and Anhelina Kalinina originally scheduled for August 31, 2026 at 11:00 AM ET. Otherwise, it will resolve to No. The Underlying is the official result of the specified sporting event. Source Agencies, in order, are the tournament governing body (ATP, WTA, ITF), ESPN, Fox Sports, and the broadcast partner of the event. If the Expiration Value cannot be determined on the Expiration Date (including because the event is cancelled or a player forfeits, withdraws, or is disqualified), the Exchange may determine payouts pursuant to the Market Outcome Review Process. View the [full rules](https://assets.gemini.com/predictions/terms_and_conditions/Sporting_Win_Lose_Event_2_Terms_and_Conditions_f232ede2-4e1a-4126-a1d7-89e0fa2225e2.pdf)","image":"https://images.ctfassets.net/jg6lo9a2ukvr/4J6VRr4hWCciq3hslGCXAK/d625172d9d6265bb9a8245301fe5bbcd/033-japan.png","icon":null,"outcomes":["Yes","No"],"outcome_prices":[1.0,0.0],"probability":1.0,"spread":0.05,"active":false,"closed":true,"start_date":"2026-08-31T05:00:00Z","end_date":"2026-09-01T03:00:00Z","closed_time":"2026-08-31T16:34:49.076000Z","volume":null,"volume_24hr":null,"prob_24h_change":0.73,"volume_24h_change":null,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-08-31T16:56:39.030253Z","fetched_at":"2026-08-31T16:56:39.030253Z","added_at":"2026-08-29T15:40:13.331705Z","url":"https://www.gemini.com/predictions/TENNIS-WTAUSO-20260831-KAL2-SAK5/anhelina-kalinina-vs-himeno-sakatsume","event_title":"Anhelina Kalinina vs Himeno Sakatsume","chart_24h":[0.27,0.26,0.27,0.28,0.4,0.89,0.91,0.84,1.0]},{"source":"gemini","id":"221622-531888","event_id":"221622","slug":"GEMI-TENNIS-WTAUSO-20260831-KAL2-SAK5-KAL2","question":"Anhelina Kalinina","group_item_title":"Anhelina Kalinina","description":"This market resolves to Yes if Anhelina Kalinina wins the tennis match between Anhelina Kalinina and Himeno Sakatsume originally scheduled for August 31, 2026 at 11:00 AM ET. Otherwise, it will resolve to No. The Underlying is the official result of the specified sporting event. Source Agencies, in order, are the tournament governing body (ATP, WTA, ITF), ESPN, Fox Sports, and the broadcast partner of the event. If the Expiration Value cannot be determined on the Expiration Date (including because the event is cancelled or a player forfeits, withdraws, or is disqualified), the Exchange may determine payouts pursuant to the Market Outcome Review Process. View the [full rules](https://assets.gemini.com/predictions/terms_and_conditions/Sporting_Win_Lose_Event_2_Terms_and_Conditions_f232ede2-4e1a-4126-a1d7-89e0fa2225e2.pdf)","image":"https://images.ctfassets.net/jg6lo9a2ukvr/2JCqLH2Cg7D1JpuXwB7VQ/c5c1c7203b54a6e7a30425e41113ddf9/065-ukraine.png","icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.04,"active":false,"closed":true,"start_date":"2026-08-31T05:00:00Z","end_date":"2026-09-01T03:00:00Z","closed_time":"2026-08-31T16:34:48.892000Z","volume":null,"volume_24hr":null,"prob_24h_change":-0.75,"volume_24h_change":null,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-08-31T16:56:39.030253Z","fetched_at":"2026-08-31T16:56:39.030253Z","added_at":"2026-08-29T15:40:13.331705Z","url":"https://www.gemini.com/predictions/TENNIS-WTAUSO-20260831-KAL2-SAK5/anhelina-kalinina-vs-himeno-sakatsume","event_title":"Anhelina Kalinina vs Himeno Sakatsume","chart_24h":[0.75,0.76,0.74,0.63,0.16,0.14,0.35,0.0]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/gemini/221622","as_of":"2026-08-31T18:36:43.279556Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Gemini): \"Anhelina Kalinina vs Himeno Sakatsume\" — top market at 100% probability across 2 outcomes","source_url":null}}