Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2017) View Advanced Player Stats
Karen Sonobe (Pleasanton, CA)
Female 		4.0 C
12/31/2023
Estimated Dynamic Rating 3.5164
1/24/2025
Projected Year End Rating ------
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4.0 Rating Meter
Rating Meter
3.5001 - 4.0000
Recent Match History Current Rating History
2017 Adult 18+ Season
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 18+ 4.0 10 4 6 0 40.0 22 8 14 36.4 173 67 106 38.7 0
Adult 18+ 4.5 5 1 4 0 20.0 11 3 8 27.3 85 29 56 34.1 1
Total 15 5 10 0 33.3 33 11 22 33.3 258 96 162 37.2 1
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
06/24/2017 Adult 18+
4.5		 CLUBSPORT PL 18AW4.5A
No California		 D1 Judy Louie
(3.64) 		Lisa Bargeman
(4.18)
Christine Franceschi
(4.09) 		L 6-1
6-1		 3.64 3.62
06/04/2017 Adult 18+
4.0		 MERVYN MORRIS PK 18AW4.0A
No California		 S2 Margot Gibney
(3.69) 		W 7-6
6-0		 3.91 3.67
05/30/2017 Adult 18+
4.0		 WALNUT CREEK RC/WALNUT CREEK 18AW4.0G
No California		 S1 Katrina Merritt
(3.75) 		L 6-2
6-3		 3.50 3.58
05/29/2017 Adult 18+
4.0		 WALNUT CREEK RC/WALNUT CREEK 18AW4.0G
No California		 S1 Ashley Kechter
(3.87) 		L 6-0
6-1		 3.43 3.58
05/27/2017 Adult 18+
4.5		 CLUBSPORT PL 18AW4.5A
No California		 S2 Default W 6-0
6-0		 ----- -----
05/20/2017 Adult 18+
4.0		 MERVYN MORRIS PK 18AW4.0A
No California		 S2 Sally Fitzhugh
(3.58) 		W 1-6
6-3
1-0		 3.54 3.62
05/14/2017 Adult 18+
4.5		 CLUBSPORT PL 18AW4.5A
No California		 D3 Judy Louie
(3.67) 		Hilary Hartwig
(3.81)
Teresa King
(3.84) 		L 6-1
6-3		 3.52 3.62
05/13/2017 Adult 18+
4.5		 CLUBSPORT PL 18AW4.5A
No California		 D2 Shiny Huang
(3.80) 		Kal Peters
(4.17)
Lisa Snowden
(3.96) 		L 6-0
6-2		 3.63 3.63
05/06/2017 Adult 18+
4.5		 CLUBSPORT PL 18AW4.5A
No California		 D3 Shiny Huang
(3.81) 		Christine Franceschi
(4.11)
Lynn Furuta
(4.01) 		L 5-7
6-2
1-0		 3.89 3.69
05/01/2017 Adult 18+
4.0		 WALNUT CREEK RC/WALNUT CREEK 18AW4.0G
No California		 S1 Yana Bazulina
(3.79) 		L 6-2
6-2		 3.50 3.63
04/22/2017 Adult 18+
4.0		 MERVYN MORRIS PK 18AW4.0A
No California		 S1 Mika Tsuchiiwa
(3.68) 		L 6-0
6-0		 3.20 3.58
04/19/2017 Adult 18+
4.0		 WALNUT CREEK RC/WALNUT CREEK 18AW4.0G
No California		 S1 Rebecca McMasters
(3.58) 		W 7-5
2-6
1-0		 3.55 3.68
04/15/2017 Adult 18+
4.0		 MERVYN MORRIS PK 18AW4.0A
No California		 S1 Nina Tran
(3.88) 		L 7-5
6-3		 3.75 3.74
04/10/2017 Adult 18+
4.0		 WALNUT CREEK RC/WALNUT CREEK 18AW4.0G
No California		 S1 Thonsey N Keopanya
(3.86) 		L 6-2
6-4		 3.67 3.71
04/09/2017 Adult 18+
4.0		 WALNUT CREEK RC/WALNUT CREEK 18AW4.0G
No California		 S2 Monica Ravanello
(3.66) 		W 6-4
6-3		 3.80 3.73
04/08/2017 Adult 18+
4.5		 CLUBSPORT PL 18AW4.5A
No California		 D3 Shiny Huang
(3.61) 		Suzy Brunel
(3.88)
Diane Niles
(3.83) 		W 6-4
6-4		 3.98 3.77
06/24/2017 D1 Adult 18+
4.5
CLUBSPORT PL 18AW4.5A
No California		 L FREMONT TC 18AW4.5A
No California
Judy Louie (3.64) 6-1
6-1		 Lisa Bargeman (4.18)
Christine Franceschi (4.09)
Match: 3.64 Rating: 3.62
06/04/2017 S2 Adult 18+
4.0
MERVYN MORRIS PK 18AW4.0A
No California		 W CHABOT CANYON 18AW4.0A
No California
7-6
6-0		 Margot Gibney (3.69)
Match: 3.91 Rating: 3.67
05/30/2017 S1 Adult 18+
4.0
WALNUT CREEK RC/WALNUT CREEK 18AW4.0G
No California		 L DIAMOND HILLS 18AW4.0A
No California
6-2
6-3		 Katrina Merritt (3.75)
Match: 3.50 Rating: 3.58
05/29/2017 S1 Adult 18+
4.0
WALNUT CREEK RC/WALNUT CREEK 18AW4.0G
No California		 L WALNUT CREEK 18AW4.0E
No California
6-0
6-1		 Ashley Kechter (3.87)
Match: 3.43 Rating: 3.58
05/27/2017 S2 Adult 18+
4.5
CLUBSPORT PL 18AW4.5A
No California		 W CLUBSPORT FR 18AW4.5A
No California
6-0
6-0		 Default
Match: ----- Rating: -----
05/20/2017 S2 Adult 18+
4.0
MERVYN MORRIS PK 18AW4.0A
No California		 W CLAREMONT R and S 18AW4.0A
No California
1-6
6-3
1-0		 Sally Fitzhugh (3.58)
Match: 3.54 Rating: 3.62
05/14/2017 D3 Adult 18+
4.5
CLUBSPORT PL 18AW4.5A
No California		 L PLEASANTON 18AW4.5A
No California
Judy Louie (3.67) 6-1
6-3		 Hilary Hartwig (3.81)
Teresa King (3.84)
Match: 3.52 Rating: 3.62
05/13/2017 D2 Adult 18+
4.5
CLUBSPORT PL 18AW4.5A
No California		 L CROW CANYON CC 18AW4.5A
No California
Shiny Huang (3.80) 6-0
6-2		 Kal Peters (4.17)
Lisa Snowden (3.96)
Match: 3.63 Rating: 3.63
05/06/2017 D3 Adult 18+
4.5
CLUBSPORT PL 18AW4.5A
No California		 L FREMONT TC 18AW4.5A
No California
Shiny Huang (3.81) 5-7
6-2
1-0		 Christine Franceschi (4.11)
Lynn Furuta (4.01)
Match: 3.89 Rating: 3.69
05/01/2017 S1 Adult 18+
4.0
WALNUT CREEK RC/WALNUT CREEK 18AW4.0G
No California		 L WALNUT CREEK RC/WALNUT CREEK 18AW4.0A
No California
6-2
6-2		 Yana Bazulina (3.79)
Match: 3.50 Rating: 3.63
04/22/2017 S1 Adult 18+
4.0
MERVYN MORRIS PK 18AW4.0A
No California		 L SAN PABLO PK 18AW4.0A
No California
6-0
6-0		 Mika Tsuchiiwa (3.68)
Match: 3.20 Rating: 3.58
04/19/2017 S1 Adult 18+
4.0
WALNUT CREEK RC/WALNUT CREEK 18AW4.0G
No California		 W MORAGA CC 18AW4.0A
No California
7-5
2-6
1-0		 Rebecca McMasters (3.58)
Match: 3.55 Rating: 3.68
04/15/2017 S1 Adult 18+
4.0
MERVYN MORRIS PK 18AW4.0A
No California		 L HARBOR BAY 18AW4.0A
No California
7-5
6-3		 Nina Tran (3.88)
Match: 3.75 Rating: 3.74
04/10/2017 S1 Adult 18+
4.0
WALNUT CREEK RC/WALNUT CREEK 18AW4.0G
No California		 L WALNUT CREEK 18AW4.0E
No California
6-2
6-4		 Thonsey N Keopanya (3.86)
Match: 3.67 Rating: 3.71
04/09/2017 S2 Adult 18+
4.0
WALNUT CREEK RC/WALNUT CREEK 18AW4.0G
No California		 W WALNUT CREEK RC/WALNUT CREEK 18AW4.0B
No California
6-4
6-3		 Monica Ravanello (3.66)
Match: 3.80 Rating: 3.73
04/08/2017 D3 Adult 18+
4.5
CLUBSPORT PL 18AW4.5A
No California		 W PLEASANTON 18AW4.5A
No California
Shiny Huang (3.61) 6-4
6-4		 Suzy Brunel (3.88)
Diane Niles (3.83)
Match: 3.98 Rating: 3.77
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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