Player research cockpit

Cristina RSierra

TennisJack analysis

Cristina R Sierra currently has a thin TennisJack sample of 7 completed matches, with a 42.9% win rate in the loaded match history. The recent form line is 3-4 across the latest 7 completed matches.

Latest rank -

Matches7Completed matches

Win rate42.9%Across all matches

Latest form3-4In latest 7 matches

Index statusDo not index yetProfile confidence

Performance metrics

Hold Base55.0%

Break Pressure40.2%

Latest form (7 matches)

3-4

L L L W W W L

Surface profile

Hardcourt outdoor

Canonical/players/cristina-r-sierra/

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 Close-set risk

Set 1 punch28.6%

Service shield55.0%

Return bite40.2%

Decider risk42.9%

Favorite / Underdog Split

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

Favorite 100.0% 1-0 - 1 matches Avg odds 1.02 | 1+ set 100.0%

Underdog 33.3% 2-4 - 6 matches Avg odds 5.29 | 1+ set 66.7%

First Set Personality

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

Set 1 win28.6%

Breaks first S171.4%

Broken first S128.6%

Recovers S150.0%

Break Pressure Profile

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

Avg breaks4.86

Avg broken5.14

Balance-0.29

Clean service matches14.3%

3+ breaks produced85.7%

Set 2 win71.4%

Clean Win / Comeback Index

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

33.3%Clean 2-0 share among wins

Clean 2-0 wins1

Comeback signals4

Lost set 1, won match1

Comeback index57.1%

Surface Edge

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

Primary surfaceHardcourt outdoor

Primary record3-2

Primary WR60.0%

Best surfaceHardcourt outdoor 60.0%

Hardcourt outdoor3-260.0%

Clay0-10.0%

Synthetic outdoor0-10.0%

Odds Value Pulse

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

Avg win odds5.51

Avg loss odds4.06

Biggest win odds8.50

2.00+ odds WR33.3%

2.00+ sample6

Odds sample7

Decider Profile

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

Three-set share42.9%

Decider record1-2

Set 3 win33.3%

After losing S120.0%

Close Set Risk

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

Close sets3-3

Close-set WR50.0%

Tie-breaks0-1

Matches with tight set4

Momentum Trend

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

Heating up · 1 losses running

L L L W W W L

Latest 5 WR60.0%

Previous 10 WR0.0%

Latest 53-2

Previous 100-2

Trend delta+60.0%

Latest 5 WR60.0%

Match log

All Cristina R Sierra 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
13.11.2025	Cristina R Sierra vs Merna RefaatITF W50 Austin	3-6 6-3 3-6Hardcourt outdoor	Loss	Hold 61.5% Break 28.6%
12.11.2025	Cristina R Sierra vs Eszter MeriITF W50 Austin	6-3 7-5Hardcourt outdoor	Win	Hold 60.0% Break 60.0%
11.11.2025	Cristina R Sierra vs Anastasiya LopataITF W50 Austin	6-7 6-4 5-3Hardcourt outdoor	Win	Hold 80.0% Break 31.2%
10.11.2025	Cristina R Sierra vs Haley WintonITF W50 Austin	6-2 6-1Hardcourt outdoor	Win	Hold 100.0% Break 62.5%
03.08.2025	Cristina R Sierra vs Claudia Ferrer PerezITF W50 Ourense	5-7 3-6Hardcourt outdoor	Loss	Hold 40.0% Break 36.4%
09.07.2025	Cristina R Sierra vs Victoria AllenITF W35 Don Benito	0-6 1-6Synthetic outdoor	Loss	Hold 14.3% Break 0.0%
01.07.2025	Cristina R Sierra vs Cayetana GayITF W15 Getxo	3-6 7-5 5-7Clay	Loss	Hold 29.4% Break 62.5%