Karen Khachanov vs Learner Tien, US Open 2026, Round of 16

Grand Slam · Round of 16 · Hard · Mon 7 Sept

Final

Karen Khachanov

WinnerRank #242.5038%Upset

Khachanov won in 5 sets

3–2

Set 17–5

Set 24–6

Set 36–7⁶

Set 46–1

Set 56–4

Learner Tien

LostRank #181.5362%

Venue

USTA Billie Jean King National Tennis Center

Flushing, USA· Hard· Louis Armstrong Stadium

Court speed

What is court speed?

How much the court helps the server, judged from aces and serve points won and adjusted for who played. 100 is the average ATP tournament court that season.

Very slow< 92Monte Carlo, Rome
Slow92–97Roland Garros, Indian Wells
Average97–103US Open, Dubai
Fast103–108Wimbledon, Shanghai
Very fast108+Basel

Challenger and ITF courts usually read lower: partly the venues, partly the balls and conditions at those levels.

How court speed works

Average

0.7vs last year

Wind

4 km/h

Calm

Humidity

42%

Comfortable

Temperature

25°C

Warm

Altitude

5 m

Sea level

Set statistics

Final statistics

Service

9Aces8

7Double faults8

105/16863%1st serve %60%93/155

56/6389%2nd serve %87%54/62

77/10573%1st serve points won71%66/93

28/6344%2nd serve points won45%28/62

9/1464%Break points saved25%3/12

Return

27/9329%1st serve return points27%28/105

34/6255%2nd serve return points56%35/63

9/1275%Break points converted36%5/14

Points

166Total points won157

105Service points won94

61Receiver points won63

7Max points in a row6

Games

29Games won23

20Service games won17

4Max games in a row3

0Tiebreaks1

Errors

23backhandErrors31

46errorsTotal62

23forehandErrors31

45groundstrokeErrors61

0overheadStrokeErrors0

0returnErrors0

Unforced errors

19backhandUnforcedErrors24

0dropShotUnforcedErrors0

29forehandUnforcedErrors23

47groundstrokeUnforcedErrors47

0lobUnforcedErrors0

55unforcedErrorsTotal55

1volleyUnforcedErrors0

Winners

14backhandWinners13

0dropShotWinners0

24forehandWinners32

36groundstrokeWinners37

0lobWinners0

0overheadWinners0

0returnWinners0

2volleyWinners8

47winnersTotal53

Khachanov6

Tien4

1501515301530304030

Khachanov5

Tien4

0151515301530304030

Khachanov4

Tien4

150300301540154030404040A

Khachanov4

Tien3

1501515301530303040404040A4040A404040A40

Khachanov3

Tien3

150151515301540

Khachanov3

Tien2

015151530154015

Khachanov2

Tien2

150151530154015

Khachanov1

Tien2

1501515301530304030404040A

Khachanov1

Tien1

01503015301540

Khachanov1

Tien0

1501515301530304030

Head to head

1Khachanov

0Tien

1 meeting

US OpenRound of 16 · 7 SeptHardThis match
Karen Khachanov
Sets won: 3Set 1: 7Set 2: 4Set 3: 6⁶Set 4: 6Set 5: 6
Learner Tien
Sets won: 2Set 1: 5Set 2: 6Set 3: 7⁸Set 4: 1Set 5: 4

Form and path

Karen Khachanov

No recent matches recorded.

Learner Tien1–2

US OpenThis week

Cincinnati MastersHard

Canada MastersHard

LSemifinal
Ben Shelton
Sets won: 2Set 1: 6Set 2: 6
Learner Tien
Sets won: 0Set 1: 2Set 2: 3

Match research

Pro

Everything that shapes this match: each player’s run-in and travel, records side by side, and results against similar opponents and in similar conditions. Better information, better-informed decisions.

Run-inEvery match in the last 28 days, rest days and travel between venues.
Tale of the tapeRecords and serve numbers side by side, filtered by period and surface.
Record by opponent rankingHow each player does against the top 10, top 50 or any ranking range.
Similar conditionsResults in comparable heat, humidity, wind and altitude before scheduled matches.

Get the edge with Pro

Karen Khachanov vs Learner Tien, US Open 2026, Round of 16

Final score

Venue and conditions

Set statistics

Service

Return

Points

Games

Errors

Unforced errors

Winners

Point by point

Head to head

Form and path

Match research