Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2021) View Advanced Player Stats
Jazy Zhang (Danville, CA)
Female 		3.5 C
12/31/2023
Estimated Dynamic Rating 3.0899
9/24/2024
Projected Year End Rating ------
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3.5 Rating Meter
Rating Meter
3.0001 - 3.5000
Recent Match History Current Rating History
2021 Overall Season [Doubles]
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 18+ 2.5 6 3 3 0 50.0 13 6 7 46.2 103 52 51 50.5 0
Adult 18+ 3.0 5 3 2 0 60.0 11 7 4 63.6 99 56 43 56.6 0
Adult 40+ 2.5 3 3 0 0 100.0 6 6 0 100.0 48 36 12 75.0 0
Adult 40+ 3.0 4 2 2 0 50.0 9 5 4 55.6 70 38 32 54.3 0
Combo 0.0 5 5 0 0 100.0 11 10 1 90.9 73 56 17 76.7 0
Mixed 18+ 6.0 4 1 3 0 25.0 9 3 6 33.3 81 41 40 50.6 0
Total 27 17 10 0 63.0 59 37 22 62.7 474 279 195 58.9 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
12/01/2021 Combo BLACKHAWK CC CW5.5A-DT
No California		 D3 Ellie Zarnegar
(2.04) 		Susan Kung
(2.44)
Molly Kennedy
(2.27) 		W 6-4
6-0		 3.08 -----
11/29/2021 Combo BLACKHAWK CC CW5.5A-DT
No California		 D2 Toni Weinstein
(2.57) 		Nathalie Destandau
(2.58)
Anne Wheeler
(2.37) 		W 1-6
6-0
1-0		 2.72 -----
11/15/2021 Combo BLACKHAWK CC CW5.5A-DT
No California		 D3 Samantha Ng
(2.09) 		Stacie Jessee
(2.23)
Robyn Roberts
(2.57) 		W 6-0
6-1		 3.09 -----
10/26/2021 Combo BLACKHAWK CC CW5.5A-DT
No California		 D1 Angela Beck
(2.62) 		Annette Clear
(2.44)
Susan Kung
(2.21) 		W 6-3
6-1		 2.61 -----
10/18/2021 Combo BLACKHAWK CC CW5.5A-DT
No California		 D2 Angela Beck
(2.62) 		Susan Lee
(2.54)
Susan Kung
(2.21) 		W 6-1
6-1		 2.75 -----
09/03/2021 Mixed 18+
6.0		 PLEASANT HILL/PLEASANT HILL MIDDLE 18MX6.0A
No California		 D1 Ariel Santos
(3.26) 		Marlene Troncoso
(2.99)
David Pintado
(3.19) 		L 7-6
7-5		 S 2.34
08/29/2021 Adult 40+
2.5		 BLACKHAWK CC 40AW2.5A
No California		 D1 Nancy Anderson
(2.39) 		Jessica Ford
(2.41)
Kimberly Brown
(2.24) 		W 6-2
6-3		 2.66 2.61
08/28/2021 Mixed 18+
6.0		 PLEASANT HILL/PLEASANT HILL MIDDLE 18MX6.0A
No California		 D1 Jonathan Indick
(3.24) 		Andrew Carlin
(2.82)
Winnie Rock
(2.88) 		L 6-2
6-4		 2.23 2.34
08/24/2021 Adult 40+
3.0		 BLACKHAWK CC 40AW2.5+A-DT
No California		 D2 Nancy Anderson
(2.41) 		Jessica Ford
(2.41)
Angela Shiu
(2.22) 		W 7-5
6-2		 2.59 2.58
08/17/2021 Adult 40+
3.0		 BLACKHAWK CC 40AW3.0A
No California		 D2 Nancy Anderson
(2.35) 		Betsy Jacob
(2.91)
Pamela Tondreau
(2.76) 		L 6-2
6-4		 2.76 2.62
08/14/2021 Adult 40+
2.5		 BLACKHAWK CC 40AW2.5A
No California		 D2 Nancy Anderson
(2.35) 		Patricia Bello
(1.92)
Helenna Murray
(2.16) 		W 6-1
6-0		 S 2.60
08/11/2021 Adult 40+
3.0		 BLACKHAWK CC 40AW2.5+A-DT
No California		 D1 Nancy Anderson
(2.35) 		Noelle Sheehan
(2.06)
Michele Kourey
(1.58) 		W 6-1
6-1		 S 2.60
08/08/2021 Mixed 18+
6.0		 PLEASANT HILL/PLEASANT HILL MIDDLE 18MX6.0A
No California		 D3 Jonathan Indick
(3.24) 		Tim Coy
(-----)
Debra Aurora
(2.61) 		W 6-2
6-0		 S 2.38
08/01/2021 Adult 18+
3.0
Sectionals		 BLACKHAWK CC 18AW2.5+A-DT
No California		 D2 Nicole Field
(2.09) 		Eunjung Chang
(2.85)
Katherine Li
(2.47) 		L 7-6
7-5		 2.83 2.61
07/31/2021 Adult 18+
2.5
Sectionals		 BLACKHAWK CC 18AW2.5A
No California		 D2 Nancy Anderson
(2.31) 		Katherine Li
(2.53)
Nelli Dijkhuizen
(2.51) 		L 6-4
6-4		 2.52 2.56
07/30/2021 Adult 18+
2.5
Sectionals		 BLACKHAWK CC 18AW2.5A
No California		 D1 Nancy Anderson
(2.41) 		Lisa Aldrich
(2.25)
Annika Fischer
(2.71) 		L 6-2
6-2		 2.29 2.51
07/27/2021 Adult 40+
3.0		 BLACKHAWK CC 40AW3.0A
No California		 D2 Nancy Anderson
(2.39) 		Michelle Cooke
(2.65)
Shannon Lynch
(2.93) 		L 4-6
6-1
1-0		 2.77 2.61
07/24/2021 Adult 18+
2.5		 BLACKHAWK CC 18AW2.5A
No California		 D2 Nancy Anderson
(2.34) 		Jazelle Nono
(2.74)
Minh Cannon
(2.23) 		W 6-3
6-3		 2.78 2.59
07/22/2021 Adult 18+
3.0		 BLACKHAWK CC 18AW2.5+A-DT
No California		 D2 Nancy Anderson
(2.35) 		Jessica Ford
(2.40)
Angela Shiu
(2.19) 		W 7-6
6-1		 2.57 2.54
07/19/2021 Mixed 18+
6.0		 PLEASANT HILL/PLEASANT HILL MIDDLE 18MX6.0A
No California		 D1 Nilo Clava
(3.44) 		Andrew Carlin
(2.80)
Winnie Rock
(2.90) 		L 7-6
4-6
1-0		 2.33 2.38
07/14/2021 Adult 18+
3.0		 BLACKHAWK CC 18AW2.5+A-DT
No California		 D2 Samantha Ng
(2.28) 		Jen Jones
(2.33)
Meghan Donnelly
(2.30) 		W 6-4
6-3		 S 2.51
07/11/2021 Adult 40+
2.5		 BLACKHAWK CC 40AW2.5A
No California		 D1 Nancy Anderson
(2.34) 		Jackie Vincent
(2.00)
Anne Wheeler
(2.41) 		W 6-3
6-3		 2.48 2.51
07/07/2021 Adult 18+
2.5		 BLACKHAWK CC 18AW2.5A
No California		 D1 Nancy Anderson
(2.37) 		Kimberly Brown
(2.27)
Angela Shiu
(2.22) 		W 4-6
6-1
1-0		 2.44 2.50
06/30/2021 Adult 18+
2.5		 BLACKHAWK CC 18AW2.5A
No California		 D1 Nancy Anderson
(2.38) 		Kyndra Wu
(2.69)
Arianna Choing
(2.50) 		L 6-3
6-2		 S 2.51
06/27/2021 Adult 18+
2.5		 BLACKHAWK CC 18AW2.5A
No California		 D2 Nancy Anderson
(2.34) 		Naghmeh Nouri
(2.10)
Diana Cin
(2.31) 		W 6-1
6-1		 2.69 2.51
06/10/2021 Adult 18+
3.0		 BLACKHAWK CC 18AW2.5+A-DT
No California		 D2 Nancy Anderson
(2.37) 		Beth Chang
(-----)
Jen Jones
(-----) 		W 6-3
6-3		 S 2.54
06/06/2021 Adult 18+
3.0		 BLACKHAWK CC 18AW3.0B
No California		 D3 Nancy Anderson
(2.33) 		April Mundy
(2.54)
Shirley Xue
(2.93) 		L 2-6
6-2
1-0		 2.79 2.54
12/01/2021 D3 Combo
BLACKHAWK CC CW5.5A-DT
No California		 W CLAREMONT R and S CW5.5A-DT
No California
Ellie Zarnegar (2.04) 6-4
6-0		 Susan Kung (2.44)
Molly Kennedy (2.27)
Match: 3.08 Rating: -----
11/29/2021 D2 Combo
BLACKHAWK CC CW5.5A-DT
No California		 W CLAREMONT R and S CW5.5A-DT
No California
Toni Weinstein (2.57) 1-6
6-0
1-0		 Nathalie Destandau (2.58)
Anne Wheeler (2.37)
Match: 2.72 Rating: -----
11/15/2021 D3 Combo
BLACKHAWK CC CW5.5A-DT
No California		 W CLAREMONT R and S CW5.5A-DT
No California
Samantha Ng (2.09) 6-0
6-1		 Stacie Jessee (2.23)
Robyn Roberts (2.57)
Match: 3.09 Rating: -----
10/26/2021 D1 Combo
BLACKHAWK CC CW5.5A-DT
No California		 W CLAREMONT R and S CW5.5A-DT
No California
Angela Beck (2.62) 6-3
6-1		 Annette Clear (2.44)
Susan Kung (2.21)
Match: 2.61 Rating: -----
10/18/2021 D2 Combo
BLACKHAWK CC CW5.5A-DT
No California		 W CLAREMONT R and S CW5.5A-DT
No California
Angela Beck (2.62) 6-1
6-1		 Susan Lee (2.54)
Susan Kung (2.21)
Match: 2.75 Rating: -----
09/03/2021 D1 Mixed 18+
6.0
PLEASANT HILL/PLEASANT HILL MIDDLE 18MX6.0A
No California		 L WALNUT CREEK RC/Walnut Creek TC 18MX6.0A
No California
Ariel Santos (3.26) 7-6
7-5		 Marlene Troncoso (2.99)
David Pintado (3.19)
Match: S Rating: 2.34
08/29/2021 D1 Adult 40+
2.5
BLACKHAWK CC 40AW2.5A
No California		 W CROW CANYON CC 40AW2.5A
No California
Nancy Anderson (2.39) 6-2
6-3		 Jessica Ford (2.41)
Kimberly Brown (2.24)
Match: 2.66 Rating: 2.61
08/28/2021 D1 Mixed 18+
6.0
PLEASANT HILL/PLEASANT HILL MIDDLE 18MX6.0A
No California		 L DIAMOND HILLS 18MX6.0A
No California
Jonathan Indick (3.24) 6-2
6-4		 Andrew Carlin (2.82)
Winnie Rock (2.88)
Match: 2.23 Rating: 2.34
08/24/2021 D2 Adult 40+
3.0
BLACKHAWK CC 40AW2.5+A-DT
No California		 W CROW CANYON CC 40AW2.5+A-DT
No California
Nancy Anderson (2.41) 7-5
6-2		 Jessica Ford (2.41)
Angela Shiu (2.22)
Match: 2.59 Rating: 2.58
08/17/2021 D2 Adult 40+
3.0
BLACKHAWK CC 40AW3.0A
No California		 L BLACKHAWK CC 40AW3.0B
No California
Nancy Anderson (2.35) 6-2
6-4		 Betsy Jacob (2.91)
Pamela Tondreau (2.76)
Match: 2.76 Rating: 2.62
08/14/2021 D2 Adult 40+
2.5
BLACKHAWK CC 40AW2.5A
No California		 W WALNUT CREEK RC/Walnut Creek TC 40AW2.5A
No California
Nancy Anderson (2.35) 6-1
6-0		 Patricia Bello (1.92)
Helenna Murray (2.16)
Match: S Rating: 2.60
08/11/2021 D1 Adult 40+
3.0
BLACKHAWK CC 40AW2.5+A-DT
No California		 W BLACKHAWK CC 40AW2.5+B-DT
No California
Nancy Anderson (2.35) 6-1
6-1		 Noelle Sheehan (2.06)
Michele Kourey (1.58)
Match: S Rating: 2.60
08/08/2021 D3 Mixed 18+
6.0
PLEASANT HILL/PLEASANT HILL MIDDLE 18MX6.0A
No California		 W RICHMOND TA/NICHOLL PK 18MX6.0A
No California
Jonathan Indick (3.24) 6-2
6-0		 Tim Coy (-----)
Debra Aurora (2.61)
Match: S Rating: 2.38
08/01/2021 D2 Adult 18+
3.0
Sectionals
BLACKHAWK CC 18AW2.5+A-DT
No California		 L SUNNYVALE TC/SUNNYVALE MTC 18AW2.5+A-DT
No California
Nicole Field (2.09) 7-6
7-5		 Eunjung Chang (2.85)
Katherine Li (2.47)
Match: 2.83 Rating: 2.61
07/31/2021 D2 Adult 18+
2.5
Sectionals
BLACKHAWK CC 18AW2.5A
No California		 L SUNNYVALE TC/SUNNYVALE MTC 18AW2.5A
No California
Nancy Anderson (2.31) 6-4
6-4		 Katherine Li (2.53)
Nelli Dijkhuizen (2.51)
Match: 2.52 Rating: 2.56
07/30/2021 D1 Adult 18+
2.5
Sectionals
BLACKHAWK CC 18AW2.5A
No California		 L NAPA VALLEY TC/VINTAGE HS 18AW2.5A
No California
Nancy Anderson (2.41) 6-2
6-2		 Lisa Aldrich (2.25)
Annika Fischer (2.71)
Match: 2.29 Rating: 2.51
07/27/2021 D2 Adult 40+
3.0
BLACKHAWK CC 40AW3.0A
No California		 L PLEASANTON 40AW3.0B
No California
Nancy Anderson (2.39) 4-6
6-1
1-0		 Michelle Cooke (2.65)
Shannon Lynch (2.93)
Match: 2.77 Rating: 2.61
07/24/2021 D2 Adult 18+
2.5
BLACKHAWK CC 18AW2.5A
No California		 W STONEBRAE 18AW2.5A
No California
Nancy Anderson (2.34) 6-3
6-3		 Jazelle Nono (2.74)
Minh Cannon (2.23)
Match: 2.78 Rating: 2.59
07/22/2021 D2 Adult 18+
3.0
BLACKHAWK CC 18AW2.5+A-DT
No California		 W CROW CANYON CC 18AW2.5+A-DT
No California
Nancy Anderson (2.35) 7-6
6-1		 Jessica Ford (2.40)
Angela Shiu (2.19)
Match: 2.57 Rating: 2.54
07/19/2021 D1 Mixed 18+
6.0
PLEASANT HILL/PLEASANT HILL MIDDLE 18MX6.0A
No California		 L DIAMOND HILLS 18MX6.0A
No California
Nilo Clava (3.44) 7-6
4-6
1-0		 Andrew Carlin (2.80)
Winnie Rock (2.90)
Match: 2.33 Rating: 2.38
07/14/2021 D2 Adult 18+
3.0
BLACKHAWK CC 18AW2.5+A-DT
No California		 W MORAGA CC 18AW2.5+A-DT
No California
Samantha Ng (2.28) 6-4
6-3		 Jen Jones (2.33)
Meghan Donnelly (2.30)
Match: S Rating: 2.51
07/11/2021 D1 Adult 40+
2.5
BLACKHAWK CC 40AW2.5A
No California		 W CLAREMONT R and S 40AW2.5A
No California
Nancy Anderson (2.34) 6-3
6-3		 Jackie Vincent (2.00)
Anne Wheeler (2.41)
Match: 2.48 Rating: 2.51
07/07/2021 D1 Adult 18+
2.5
BLACKHAWK CC 18AW2.5A
No California		 W CROW CANYON CC 18AW2.5A
No California
Nancy Anderson (2.37) 4-6
6-1
1-0		 Kimberly Brown (2.27)
Angela Shiu (2.22)
Match: 2.44 Rating: 2.50
06/30/2021 D1 Adult 18+
2.5
BLACKHAWK CC 18AW2.5A
No California		 L STONEBRAE 18AW2.5A
No California
Nancy Anderson (2.38) 6-3
6-2		 Kyndra Wu (2.69)
Arianna Choing (2.50)
Match: S Rating: 2.51
06/27/2021 D2 Adult 18+
2.5
BLACKHAWK CC 18AW2.5A
No California		 W BAY TREES PK 18AW2.5A
No California
Nancy Anderson (2.34) 6-1
6-1		 Naghmeh Nouri (2.10)
Diana Cin (2.31)
Match: 2.69 Rating: 2.51
06/10/2021 D2 Adult 18+
3.0
BLACKHAWK CC 18AW2.5+A-DT
No California		 W MORAGA CC 18AW2.5+A-DT
No California
Nancy Anderson (2.37) 6-3
6-3		 Beth Chang (-----)
Jen Jones (-----)
Match: S Rating: 2.54
06/06/2021 D3 Adult 18+
3.0
BLACKHAWK CC 18AW3.0B
No California		 L CROW CANYON CC 18AW3.0A
No California
Nancy Anderson (2.33) 2-6
6-2
1-0		 April Mundy (2.54)
Shirley Xue (2.93)
Match: 2.79 Rating: 2.54
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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