Player research cockpit

ArinaKostina

TennisJack analysis

Arina Kostina currently has a thin TennisJack sample of 7 completed matches, with a 28.6% win rate in the loaded match history. The recent form line is 2-5 across the latest 7 completed matches.

Latest rank -

Matches7Completed matches

Win rate28.6%Across all matches

Latest form2-5In latest 7 matches

Index statusDo not index yetProfile confidence

Performance metrics

Hold Base48.1%

Break Pressure32.9%

Latest form (7 matches)

2-5

W L W L L L L

Surface profile

Hardcourt indoor

Canonical/players/arina-kostina/

Index statusDo not index yet

Last updatedData from TennisJack

Profile intelligence

Ten signals worth watching.

Built from 7 completed TennisJack matches: form, surface, odds, pressure and close-set behavior. The full match log stays below for audit.

Player DNA

Quick fingerprint from starts, service base, return bite and decider exposure.

Slow starter Break-heavy player

Set 1 punch28.6%

Service shield48.1%

Return bite32.9%

Decider risk28.6%

Favorite / Underdog Split

How the player behaves when priced as market favorite versus outsider.

Favorite 0.0% 0-1 - 1 matches Avg odds 1.70 | 1+ set 0.0%

Underdog 40.0% 2-3 - 5 matches Avg odds 6.66 | 1+ set 60.0%

First Set Personality

Shows whether the player starts cleanly, breaks first, or survives early pressure.

Set 1 win28.6%

Breaks first S114.3%

Broken first S185.7%

Recovers S116.7%

Break Pressure Profile

Return damage versus service leakage, built from set-level break counters.

Avg breaks3.29

Avg broken4.86

Balance-1.57

Clean service matches0.0%

3+ breaks produced42.9%

Set 2 win28.6%

Clean Win / Comeback Index

Separates smooth 2-0 wins from matches where the player had to repair damage.

0.0%Clean 2-0 share among wins

Clean 2-0 wins0

Comeback signals2

Lost set 1, won match1

Comeback index28.6%

Surface Edge

Where the profile is most trustworthy and where the win rate really travels.

Primary surfaceHardcourt indoor

Primary record1-3

Primary WR25.0%

Best surfaceClay 33.3%

Hardcourt indoor1-325.0%

Clay1-233.3%

Odds Value Pulse

Shows whether the player wins as expected or creates value at outsider prices.

Avg win odds6.00

Avg loss odds5.75

Biggest win odds6.00

2.00+ odds WR40.0%

2.00+ sample5

Odds sample6

Decider Profile

How often matches become complicated, and whether the player survives the third set.

Three-set share28.6%

Decider record1-1

Set 3 win50.0%

After losing S120.0%

Close Set Risk

Tie-break and 7-5 / 7-6 pressure profile, useful for spotting fragile edges.

Close sets2-4

Close-set WR33.3%

Tie-breaks0-2

Matches with tight set4

Momentum Trend

Compares the latest 5 matches with the previous 10 so form shifts are visible immediately.

Cooling down · 4 losses running

W L W L L L L

Latest 5 WR20.0%

Previous 10 WR50.0%

Latest 51-4

Previous 101-1

Trend delta-30.0%

Latest 5 WR20.0%

Match log

All Arina Kostina matches in the TennisJack sample.

Scan date, tournament, surface, opponent, set score, result and service-return indicators before opening the deeper tools.

Open Player Research

Date	Match	Score	Result	Hold / Break
25.06.2026	Arina Kostina vs Kailey EvansW15 Kamen	2-6 4-6Clay	Loss	Hold 44.4% Break 22.2%
16.02.2026	Arina Kostina vs Eliana BlakeW35 The Hague	3-6 0-6Hardcourt indoor	Loss	Hold 25.0% Break 14.3%
16.11.2025	Arina Kostina vs Carolin RaschdorfITF W75 Petange	4-6 0-6Hardcourt indoor	Loss	Hold 37.5% Break 12.5%
20.10.2025	Arina Kostina vs Johanna SilvaITF W75 Hamburg	3-6 1-6Hardcourt indoor	Loss	Hold 25.0% Break 25.0%
19.10.2025	Arina Kostina vs Fiona GanzITF W75 Hamburg	6-2 6-1Hardcourt indoor	Win	Hold 75.0% Break 85.7%
04.09.2025	Arina Kostina vs Johanne C SvendsenITF W15 Haren	6-4 6-7 0-6Clay	Loss	Hold 50.0% Break 33.3%
03.09.2025	Arina Kostina vs Charlotte Van ZonneveldITF W15 Haren	6-7 6-4 5-2Clay	Win	Hold 80.0% Break 37.5%