Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2018) View Advanced Player Stats
Karen Kerr (Saratoga, CA)
Female 		4.0 C
12/31/2022
Estimated Dynamic Rating 3.7793
6/2/2024
Projected Year End Rating ------
----------
4.0 Rating Meter
Rating Meter
3.5001 - 4.0000
Recent Match History Current Rating History
2018 Overall Season
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 18+ 4.0 7 3 4 0 42.9 17 8 9 47.1 122 58 64 47.5 0
Adult 40+ 3.5 3 3 0 0 100.0 7 6 1 85.7 63 38 25 60.3 0
Adult 40+ 4.0 12 4 8 0 33.3 27 9 18 33.3 217 90 127 41.5 0
Combo 6.5 5 4 1 0 80.0 13 9 4 69.2 96 58 38 60.4 0
Combo 7.5 6 3 3 0 50.0 13 7 6 53.8 110 59 51 53.6 1
Total 33 17 16 0 51.5 77 39 38 50.6 608 303 305 49.8 1
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
12/09/2018 Combo
7.5		 LOS GATOS SR CW7.5A
No California		 D3 Suzanne Little
(3.37) 		Default W 6-0
6-0		 S -----
12/08/2018 Combo
6.5		 LOS GATOS SR CW6.5A
No California		 D1 Carolyn Drozdiak
(2.73) 		Mary Lehner
(3.13)
Patricia Graaff
(2.85) 		W 6-3
6-2		 3.59 -----
12/02/2018 Combo
6.5		 LOS GATOS SR CW6.5A
No California		 D2 Jodi Pruett
(2.72) 		Hang O'Neill
(3.17)
Yvette Summers
(2.74) 		W 6-1
5-7
1-0		 3.42 -----
11/30/2018 Combo
6.5		 LOS GATOS SR CW6.5A
No California		 D3 Carolyn Drozdiak
(2.73) 		Dawn Gringorten
(3.11)
Privina Sexton
(3.10) 		W 6-2
7-6		 3.59 -----
11/07/2018 Combo
6.5		 LOS GATOS SR CW6.5A
No California		 D1 Joanne Swing
(2.90) 		Laurie Christian-Neff
(3.39)
KRISTEN SAXON
(2.79) 		L 3-6
6-4
1-0		 3.36 -----
10/29/2018 Combo
7.5		 LOS GATOS SR CW7.5A
No California		 D1 Jennifer Roberts
(3.88) 		Deanne Dicke
(3.62)
Kelly Uyema
(3.42) 		L 7-5
6-0		 3.03 -----
09/26/2018 Combo
6.5		 LOS GATOS SR CW6.5A
No California		 D2 Molly Perry
(2.72) 		Cindy Levy
(3.09)
Suzanne Yost
(2.53) 		W 6-1
4-6
1-0		 3.28 -----
09/24/2018 Combo
7.5		 LOS GATOS SR CW7.5A
No California		 D2 Jennifer Roberts
(3.88) 		May Mu
(3.58)
Kari Freed
(3.39) 		L 6-3
6-4		 3.11 -----
09/23/2018 Combo
7.5		 LOS GATOS SR CW7.5A
No California		 D2 Jane Liddle
(4.00) 		Elizabeth Bartra
(3.33)
Nancy Pizzo
(3.22) 		W 6-1
6-4		 3.27 -----
05/23/2018 Adult 18+
4.0		 SOUTH BAY CTA/CASTILLERO MS 18AW4.0A
No California		 D3 Elizabeth Shaw
(3.42) 		Patti Rottjakob
(3.89)
Carol Edwards
(3.67) 		L 6-3
7-5		 3.66 3.50
05/20/2018 Adult 40+
4.0
Sectionals		 SUNNYVALE TC/SUNNYVALE MTC 40AW4.0B
No California		 D2 Chi Zheng
(3.46) 		Karen Pearson
(3.57)
Margaret Worden
(3.54) 		L 6-2
6-4		 3.38 3.44
05/19/2018 Adult 40+
4.0
Sectionals		 SUNNYVALE TC/SUNNYVALE MTC 40AW4.0B
No California		 D2 Chi Zheng
(3.35) 		Sandra Morizawa
(3.87)
Phyllis Lam
(3.59) 		L 6-2
3-6
1-0		 3.71 3.50
05/18/2018 Adult 40+
4.0
Sectionals		 SUNNYVALE TC/SUNNYVALE MTC 40AW4.0B
No California		 S1 Hagit Koren
(3.76) 		L 6-0
6-3		 3.43 3.42
05/17/2018 Adult 18+
4.0		 SUNNYVALE TC/SUNNYVALE MTC 18AW4.0A
No California		 D2 Chi Zheng
(3.44) 		Mina Ang
(3.15)
Reiko Nashimoto
(3.17) 		W 6-2
6-2		 3.45 3.44
05/16/2018 Adult 18+
4.0		 MORGAN HILL TC/MORGAN HILL TC 18AW4.0A
No California		 D2 Kathryn Tiffany
(3.50) 		May Mu
(3.57)
Bonnie Middlebrook
(3.67) 		L 4-6
6-2
1-0		 3.48 3.44
05/09/2018 Adult 18+
4.0		 MORGAN HILL TC/MORGAN HILL TC 18AW4.0A
No California		 D2 Dorien Africa
(3.46) 		Jane Liddle
(3.83)
Hui Clark
(3.55) 		L 6-1
6-0		 3.27 3.39
04/29/2018 Adult 18+
4.0		 SOUTH BAY CTA/CASTILLERO MS 18AW4.0A
No California		 D2 Yoshiko Ishida
(3.56) 		Kari Priest
(3.61)
Wendy Spohr
(3.44) 		W 6-1
7-5		 3.68 3.47
04/23/2018 Adult 18+
4.0		 SUNNYVALE TC/SUNNYVALE MTC 18AW4.0A
No California		 D2 Chi Zheng
(3.40) 		Susan Pretel
(3.51)
Maria Uy
(3.82) 		L 2-6
6-1
1-0		 3.58 3.44
04/13/2018 Adult 18+
4.0		 SUNNYVALE TC/SUNNYVALE MTC 18AW4.0A
No California		 D2 Chi Zheng
(3.41) 		Sharon Young
(3.22)
Andrea Fleming
(3.27) 		W 2-6
6-3
1-0		 3.26 3.38
03/31/2018 Adult 40+
4.0		 SOUTH BAY CTA/CASTILLERO MS 40AW4.0A
No California		 D2 Hang O'Neill
(3.31) 		Jennifer Kistner
(3.90)
Kristen Good
(3.82) 		L 6-2
6-3		 3.59 3.43
03/25/2018 Combo
7.5
Sectionals		 LOS GATOS SR CW7.5A
No California		 D1 Jennifer Roberts
(3.88) 		Deanne Dicke
(3.62)
Cindy Slain
(3.23) 		W 6-1
6-1		 3.58 -----
03/25/2018 Combo
7.5
Sectionals		 LOS GATOS SR CW7.5A
No California		 D3 Jennifer Roberts
(3.88) 		Heather Schulte
(3.72)
Kay Warneke
(3.08) 		W 6-3
6-4		 3.32 -----
03/24/2018 Combo
7.5
Sectionals		 LOS GATOS SR CW7.5A
No California		 D2 Jennifer Roberts
(3.88) 		Reid Myers
(3.86)
Gloria Han
(3.44) 		L 6-4
5-7
1-0		 3.40 -----
02/23/2018 Adult 40+
4.0		 SUNNYVALE TC/SUNNYVALE MTC 40AW4.0B
No California		 S1 Suzanne Anderson
(3.56) 		L 6-4
6-4		 3.46 3.41
02/14/2018 Adult 40+
4.0		 SUNNYVALE TC/SUNNYVALE MTC 40AW4.0B
No California		 S1 Jane Liddle
(3.94) 		L 6-1
6-2		 3.44 3.40
02/08/2018 Adult 40+
4.0		 SOUTH BAY CTA/CASTILLERO MS 40AW4.0A
No California		 S2 Sanem Alkan
(3.53) 		L 6-4
6-3		 3.38 3.37
02/04/2018 Adult 40+
4.0		 SOUTH BAY CTA/CASTILLERO MS 40AW4.0A
No California		 D1 Kari Freed
(3.61) 		Kate B Gillis
(3.75)
Fe Jangraw
(3.74) 		W 7-6
6-4		 3.69 3.40
01/31/2018 Adult 40+
4.0		 SUNNYVALE TC/SUNNYVALE MTC 40AW4.0B
No California		 S1 Lynda Zhang
(3.95) 		L 6-0
6-4		 3.48 3.37
01/29/2018 Adult 40+
3.5		 LOS GATOS SR 40AW3.5A
No California		 S2 Naida Ergas
(3.17) 		W 7-5
7-6		 3.23 3.32
01/27/2018 Adult 40+
3.5		 LOS GATOS SR 40AW3.5A
No California		 S1 Nebabie Kebebew
(3.14) 		W 5-7
6-3
1-0		 3.19 3.35
01/26/2018 Adult 40+
4.0		 SUNNYVALE TC/SUNNYVALE MTC 40AW4.0B
No California		 D2 Chi Zheng
(3.40) 		Mina Ang
(3.29)
Kristi Kuehn
(3.46) 		W 7-5
6-4		 3.44 3.39
01/20/2018 Adult 40+
3.5		 LOS GATOS SR 40AW3.5A
No California		 S2 Susan Oneal
(2.89) 		W 6-0
6-4		 3.29 3.34
01/17/2018 Adult 40+
4.0		 SUNNYVALE TC/SUNNYVALE MTC 40AW4.0B
No California		 S1 Barb Pridham
(3.63) 		W 4-6
6-0
1-0		 3.80 3.42
01/14/2018 Adult 40+
4.0		 SOUTH BAY CTA/CASTILLERO MS 40AW4.0A
No California		 S2 Kelley Munson
(3.29) 		W 2-6
6-2
1-0		 3.32 3.32
12/09/2018 D3 Combo
7.5
LOS GATOS SR CW7.5A
No California		 W BAY CLUB COURTSIDE CW7.5A
No California
Suzanne Little (3.37) 6-0
6-0		 Default
Match: S Rating: -----
12/08/2018 D1 Combo
6.5
LOS GATOS SR CW6.5A
No California		 W ALMADEN VAC CW6.5B
No California
Carolyn Drozdiak (2.73) 6-3
6-2		 Mary Lehner (3.13)
Patricia Graaff (2.85)
Match: 3.59 Rating: -----
12/02/2018 D2 Combo
6.5
LOS GATOS SR CW6.5A
No California		 W BAY CLUB COURTSIDE CW6.5B
No California
Jodi Pruett (2.72) 6-1
5-7
1-0		 Hang O'Neill (3.17)
Yvette Summers (2.74)
Match: 3.42 Rating: -----
11/30/2018 D3 Combo
6.5
LOS GATOS SR CW6.5A
No California		 W ALMADEN VAC CW6.5A
No California
Carolyn Drozdiak (2.73) 6-2
7-6		 Dawn Gringorten (3.11)
Privina Sexton (3.10)
Match: 3.59 Rating: -----
11/07/2018 D1 Combo
6.5
LOS GATOS SR CW6.5A
No California		 L ALMADEN SR CW6.5A
No California
Joanne Swing (2.90) 3-6
6-4
1-0		 Laurie Christian-Neff (3.39)
KRISTEN SAXON (2.79)
Match: 3.36 Rating: -----
10/29/2018 D1 Combo
7.5
LOS GATOS SR CW7.5A
No California		 L BAY CLUB COURTSIDE CW7.5A
No California
Jennifer Roberts (3.88) 7-5
6-0		 Deanne Dicke (3.62)
Kelly Uyema (3.42)
Match: 3.03 Rating: -----
09/26/2018 D2 Combo
6.5
LOS GATOS SR CW6.5A
No California		 W ALMADEN VAC CW6.5B
No California
Molly Perry (2.72) 6-1
4-6
1-0		 Cindy Levy (3.09)
Suzanne Yost (2.53)
Match: 3.28 Rating: -----
09/24/2018 D2 Combo
7.5
LOS GATOS SR CW7.5A
No California		 L BAY CLUB COURTSIDE CW7.5A
No California
Jennifer Roberts (3.88) 6-3
6-4		 May Mu (3.58)
Kari Freed (3.39)
Match: 3.11 Rating: -----
09/23/2018 D2 Combo
7.5
LOS GATOS SR CW7.5A
No California		 W BAY CLUB COURTSIDE CW7.5B
No California
Jane Liddle (4.00) 6-1
6-4		 Elizabeth Bartra (3.33)
Nancy Pizzo (3.22)
Match: 3.27 Rating: -----
05/23/2018 D3 Adult 18+
4.0
SOUTH BAY CTA/CASTILLERO MS 18AW4.0A
No California		 L ALMADEN VAC 18AW4.0A
No California
Elizabeth Shaw (3.42) 6-3
7-5		 Patti Rottjakob (3.89)
Carol Edwards (3.67)
Match: 3.66 Rating: 3.50
05/20/2018 D2 Adult 40+
4.0
Sectionals
SUNNYVALE TC/SUNNYVALE MTC 40AW4.0B
No California		 L WALNUT CREEK RC/WALNUT CREEK 40AW4.0A
No California
Chi Zheng (3.46) 6-2
6-4		 Karen Pearson (3.57)
Margaret Worden (3.54)
Match: 3.38 Rating: 3.44
05/19/2018 D2 Adult 40+
4.0
Sectionals
SUNNYVALE TC/SUNNYVALE MTC 40AW4.0B
No California		 L CLUBSPORT FR 40AW4.0A
No California
Chi Zheng (3.35) 6-2
3-6
1-0		 Sandra Morizawa (3.87)
Phyllis Lam (3.59)
Match: 3.71 Rating: 3.50
05/18/2018 S1 Adult 40+
4.0
Sectionals
SUNNYVALE TC/SUNNYVALE MTC 40AW4.0B
No California		 L LOS GATOS SR 40AW4.0A
No California
6-0
6-3		 Hagit Koren (3.76)
Match: 3.43 Rating: 3.42
05/17/2018 D2 Adult 18+
4.0
SUNNYVALE TC/SUNNYVALE MTC 18AW4.0A
No California		 W CUPERTINO SC 18AW4.0A
No California
Chi Zheng (3.44) 6-2
6-2		 Mina Ang (3.15)
Reiko Nashimoto (3.17)
Match: 3.45 Rating: 3.44
05/16/2018 D2 Adult 18+
4.0
MORGAN HILL TC/MORGAN HILL TC 18AW4.0A
No California		 L BAY CLUB COURTSIDE 18AW4.0A
No California
Kathryn Tiffany (3.50) 4-6
6-2
1-0		 May Mu (3.57)
Bonnie Middlebrook (3.67)
Match: 3.48 Rating: 3.44
05/09/2018 D2 Adult 18+
4.0
MORGAN HILL TC/MORGAN HILL TC 18AW4.0A
No California		 L LOS GATOS SR 18AW4.0A
No California
Dorien Africa (3.46) 6-1
6-0		 Jane Liddle (3.83)
Hui Clark (3.55)
Match: 3.27 Rating: 3.39
04/29/2018 D2 Adult 18+
4.0
SOUTH BAY CTA/CASTILLERO MS 18AW4.0A
No California		 W MORGAN HILL TC 18AW4.0B
No California
Yoshiko Ishida (3.56) 6-1
7-5		 Kari Priest (3.61)
Wendy Spohr (3.44)
Match: 3.68 Rating: 3.47
04/23/2018 D2 Adult 18+
4.0
SUNNYVALE TC/SUNNYVALE MTC 18AW4.0A
No California		 L SUNNYVALE TC/SUNNYVALE MTC 18AW4.0B
No California
Chi Zheng (3.40) 2-6
6-1
1-0		 Susan Pretel (3.51)
Maria Uy (3.82)
Match: 3.58 Rating: 3.44
04/13/2018 D2 Adult 18+
4.0
SUNNYVALE TC/SUNNYVALE MTC 18AW4.0A
No California		 W LOS ALTOS GCC 18AW4.0A
No California
Chi Zheng (3.41) 2-6
6-3
1-0		 Sharon Young (3.22)
Andrea Fleming (3.27)
Match: 3.26 Rating: 3.38
03/31/2018 D2 Adult 40+
4.0
SOUTH BAY CTA/CASTILLERO MS 40AW4.0A
No California		 L BAY CLUB COURTSIDE 40AW4.0A
No California
Hang O'Neill (3.31) 6-2
6-3		 Jennifer Kistner (3.90)
Kristen Good (3.82)
Match: 3.59 Rating: 3.43
03/25/2018 D1 Combo
7.5
Sectionals
LOS GATOS SR CW7.5A
No California		 W BAY CLUB COURTSIDE CW7.5A
No California
Jennifer Roberts (3.88) 6-1
6-1		 Deanne Dicke (3.62)
Cindy Slain (3.23)
Match: 3.58 Rating: -----
03/25/2018 D3 Combo
7.5
Sectionals
LOS GATOS SR CW7.5A
No California		 W DIABLO CC CW7.5B
No California
Jennifer Roberts (3.88) 6-3
6-4		 Heather Schulte (3.72)
Kay Warneke (3.08)
Match: 3.32 Rating: -----
03/24/2018 D2 Combo
7.5
Sectionals
LOS GATOS SR CW7.5A
No California		 L SUNNYVALE TC/SUNNYVALE MTC CW7.5A
No California
Jennifer Roberts (3.88) 6-4
5-7
1-0		 Reid Myers (3.86)
Gloria Han (3.44)
Match: 3.40 Rating: -----
02/23/2018 S1 Adult 40+
4.0
SUNNYVALE TC/SUNNYVALE MTC 40AW4.0B
No California		 L BROOKSIDE 40AW4.0A
No California
6-4
6-4		 Suzanne Anderson (3.56)
Match: 3.46 Rating: 3.41
02/14/2018 S1 Adult 40+
4.0
SUNNYVALE TC/SUNNYVALE MTC 40AW4.0B
No California		 L SUNNYVALE TC/SUNNYVALE MTC 40AW4.0A
No California
6-1
6-2		 Jane Liddle (3.94)
Match: 3.44 Rating: 3.40
02/08/2018 S2 Adult 40+
4.0
SOUTH BAY CTA/CASTILLERO MS 40AW4.0A
No California		 L BAY CLUB COURTSIDE 40AW4.0A
No California
6-4
6-3		 Sanem Alkan (3.53)
Match: 3.38 Rating: 3.37
02/04/2018 D1 Adult 40+
4.0
SOUTH BAY CTA/CASTILLERO MS 40AW4.0A
No California		 W MORGAN HILL TC/MORGAN HILL TC 40AW4.0A
No California
Kari Freed (3.61) 7-6
6-4		 Kate B Gillis (3.75)
Fe Jangraw (3.74)
Match: 3.69 Rating: 3.40
01/31/2018 S1 Adult 40+
4.0
SUNNYVALE TC/SUNNYVALE MTC 40AW4.0B
No California		 L SANTA CLARA TC/SANTA CLARA TENNIS C 40AW4.0A
No California
6-0
6-4		 Lynda Zhang (3.95)
Match: 3.48 Rating: 3.37
01/29/2018 S2 Adult 40+
3.5
LOS GATOS SR 40AW3.5A
No California		 W ALMADEN SR 40AW3.5A
No California
7-5
7-6		 Naida Ergas (3.17)
Match: 3.23 Rating: 3.32
01/27/2018 S1 Adult 40+
3.5
LOS GATOS SR 40AW3.5A
No California		 W BAY CLUB COURTSIDE 40AW3.5B
No California
5-7
6-3
1-0		 Nebabie Kebebew (3.14)
Match: 3.19 Rating: 3.35
01/26/2018 D2 Adult 40+
4.0
SUNNYVALE TC/SUNNYVALE MTC 40AW4.0B
No California		 W CUPERTINO HLS 40AW4.0A
No California
Chi Zheng (3.40) 7-5
6-4		 Mina Ang (3.29)
Kristi Kuehn (3.46)
Match: 3.44 Rating: 3.39
01/20/2018 S2 Adult 40+
3.5
LOS GATOS SR 40AW3.5A
No California		 W ALMADEN VAC 40AW3.5A
No California
6-0
6-4		 Susan Oneal (2.89)
Match: 3.29 Rating: 3.34
01/17/2018 S1 Adult 40+
4.0
SUNNYVALE TC/SUNNYVALE MTC 40AW4.0B
No California		 W BAY CLUB SANTA CLARA 40AW4.0A
No California
4-6
6-0
1-0		 Barb Pridham (3.63)
Match: 3.80 Rating: 3.42
01/14/2018 S2 Adult 40+
4.0
SOUTH BAY CTA/CASTILLERO MS 40AW4.0A
No California		 W ALMADEN VAC 40AW4.0B
No California
2-6
6-2
1-0		 Kelley Munson (3.29)
Match: 3.32 Rating: 3.32
Glossary
Match Player rating for individual match.
Rating Dynamic rating after completed match.
NC Match not yet calculated into rating.
S Self rated or unrated player involved in match so no match rating calculated for current player.
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