Back Dayeon / Koshiishi Ayumi - profil
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Back DayeonCountry: South Korea
Age: 23 (24. 1. 2002)
Current/Highest rank - singles: 300. / 295. Current/Highest rank - doubles: 332. / 324. Plays: right
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Koshiishi AyumiCountry: Japan
Age: 25 (28. 7. 2000)
Current/Highest rank - singles: 383. / 367. Current/Highest rank - doubles: 664. / 482. Plays: right
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- Next match
Tournament | Round | Start | Match | H | A |
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No upcoming matches. |
- Tournaments results
Doubles team's record
- Titles
Year | Main tournaments | Lower level tournaments | ||||
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No titles |
- Played matches - 2024
Ust-Kamenogorsk ITF | Round | Result | H | A | ||
---|---|---|---|---|---|---|
04.08. | Fedor / Khomu - Back / Koshi | F | 7-64, 6-2 | 1.61 | 2.17 | |
02.08. | Back / Koshi - Chaud / Malyg | SF | ||||
01.08. | Back / Koshi - Baida / Krymk | QF | 6-2, 6-2 | 1.16 | 4.37 | |
31.07. | Back / Koshi - Bekme / Dyuss | R16 | 6-0, 6-2 | 5.15 | 1.12 | |
Astana 14 ITF | Round | Result | H | A | ||
26.07. | Diatc / Ruste - Back / Koshi | SF | 6-2, 6-4 | 1.61 | 2.14 | |
25.07. | Back / Koshi - Zolot / Zolot | QF | 7-5, 6-2 | 2.07 | 1.64 | |
23.07. | Back / Koshi - Okuwa / Sagan | R16 | 6-3, 6-1 | 1.56 | 2.24 |
This week's tournaments
Main tournaments | ||||
US Open | 27 | |||
US Open | 59 | |||
Lower level tournaments | ||||
Zhangjiagang challenger | 10 | |||
Como challenger | 9 | |||
Mallorca challenger | 9 | |||
Porto 2 challenger | 10 | |||
UTR Pro Tennis Series | 19 | |||
UTR Pro Tennis Series 3 | 75 | |||
UTR Pro Tennis Series 5 | 18 | |||
UTR Pro Tennis Series 8 | 7 | |||
UTR Pro Tennis Series 9 | 55 | |||
Bytom ITF | 12 | |||
Oldenzaal ITF | 12 | |||
Brasov 2 ITF | 10 | |||
Heraklion 4 ITF | 12 | |||
Nakhon Pathom 5 ITF | 12 | |||
Trieste ITF | 6 | |||
Verbier 2 ITF | 10 | |||
UTR Pro Tennis Series 5 | 34 | |||
UTR Pro Tennis Series 9 | 13 | |||
Ankara 3 ITF | 13 | |||
Kaltenkirchen ITF | 10 | |||
Luan 8 ITF | 12 | |||
Monastir 50 ITF | 13 | |||
Telavi 7 ITF | 12 | |||
UTR Pro Match Series | 56 | |||
UTR Pro Tennis Series | 73 | |||
UTR Pro Tennis Series 8 | 15 |
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