Janice Tjen vs Dayeon Back — W35 Changwon Quarter-final

W35 Changwon · CHALLENGER · Quarter-final
INA
Janice Tjen
#40WTA
1751ELO
1731Hard ELO
$489kYTD
$843kCAREER
24 yrs · Right-handed
Last 10
LLWLWLLLLL
2 — 1
Sets
Monday, 12 May 2025
hard
KOR
Dayeon Back
#291WTA
24 yrs
Last 10
LWWWLWWWWL

Umpiry Score

Pre-match
Tjen J.
7.4
Dominant favouriteUmpiry ScorePartial · surface data limited
Back D.
6.1
Even matchUmpiry ScorePartial · surface data limited
Form & Matchup
10.0
H2H
0.0
9.3
Surface form
6.5
10.08-match win streak
Win streak
0.0
Fatigue & Travel
0.0
3-set count
4.0
Context
5.0
Defending pts
6.0

The Umpiry Score combines match-context factors — matchup, form, fatigue, travel and motivation — into a single 0–10 score, updated daily. Read how it works.

Tjen J.
17762
Back D.
66431

Head to head

1–0
DateTournamentRoundSurfaceWinnerScore
2025-05-05W35 GoyangQFhardJanice Tjen6-1 6-0

Statistics

Recent form
Tjen J.Back D.
60%1st serve in+9%69%
66%1st serve points won+7%59%
47%2nd serve points won+2%45%
59%Service points won+4%55%
40%Return points won+10%50%
55%Break points saved+5%50%
3.2Aces / match+2.50.7
3.3Double faults / match+0.82.5

Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.

Draw

Final
Reyngold E.
Zheng W.
4-67-57-62
Semi-finals
Reyngold E.
Wong H.
6-16-1
Zheng W.
Tjen J.
7-56-4
Quarter-finals
Wong H.
Abe H.
6-37-5
Reyngold E.
Ku Y.
6-37-63
Zheng W.
Koshiishi A.
6-46-3
Tjen J.
Back D.
1-67-646-3
R16
Back D.
Lee Y.
7-56-2
Tjen J.
Li Z.
6-26-1
Reyngold E.
Lee E.
6-12-66-3
Abe H.
Zolotareva A.
7-651-66-0
Zheng W.
Yamazaki I.
6-36-0
Ku Y.
Lu J.
6-46-4
Koshiishi A.
Koike E.
6-36-3
Wong H.
Muramatsu C.
3-66-36-1
R32
Lu J.
Kwon M.
6-36-0
Zolotareva A.
Hosogi S.
6-26-2
Zheng W.
Sema E.
6-16-3
Wong H.
Chaudhari V.
4-66-47-65
Tjen J.
Park Y.
6-26-1
Li Z.
Sim M.
6-16-2
Lee E.
Lee E.
6-46-2
Ku Y.
Saigo R.
6-16-0
Muramatsu C.
Park S.
6-736-26-1
Back D.
Kovapitukted P.
6-34-66-3
Koike E.
Park S.
6-16-1
Reyngold E.
Matsuda M.
6-46-3
Koshiishi A.
Sato H.
6-26-2
Yamazaki I.
Katsumi N.
6-06-3
Abe H.
Jeong B.
2-66-46-3
Lee Y.
Lansere S.
6-47-5