Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2019) View Advanced Player Stats
Nancy Frederickson (Petaluma, CA)
Female 		4.5 C
12/31/2021
Estimated Dynamic Rating ------
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Projected Year End Rating ------
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4.5 Rating Meter
N/A
4.0001 - 4.5000
Recent Match History Current Rating History
2019 Overall Season [Doubles]
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 18+ 4.5 5 2 3 0 40.0 11 5 6 45.5 98 48 50 49.0 0
Adult 40+ 4.5 8 4 4 0 50.0 19 10 9 52.6 142 70 72 49.3 0
Adult 55+ 9.0 3 1 2 0 33.3 7 3 4 42.9 56 29 27 51.8 0
Combo 8.5 3 2 1 0 66.7 6 4 2 66.7 52 29 23 55.8 0
Total 19 9 10 0 47.4 43 22 21 51.2 348 176 172 50.6 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
12/15/2019 Combo
8.5		 WEST COUNTY TA/RAGLE RANCH CW8.5A
No California		 D2 Sara C Mazza
(-----) 		Teresa Alvarez
(4.08)
Elaine Madson
(3.78) 		L 6-4
6-1		 S -----
11/13/2019 Combo
8.5		 WEST COUNTY TA/RAGLE RANCH CW8.5A
No California		 D3 Sara C Mazza
(-----) 		Elizabeth Carmel
(3.79)
Kristen Knight
(-----) 		W 6-4
6-4		 S -----
09/28/2019 Combo
8.5		 WEST COUNTY TA/RAGLE RANCH CW8.5A
No California		 D2 Sara C Mazza
(3.57) 		Elizabeth Carmel
(-----)
Jennifer Risher
(3.69) 		W 6-2
6-1		 S -----
09/08/2019 Adult 55+
9.0		 ANALY HS 55AW9.0A
No California		 D2 Wendy Gurwitz
(4.20) 		Teresa Alvarez
(3.99)
Fritha Mansueto
(4.17) 		L 1-6
6-3
1-0		 4.07 4.11
07/21/2019 Adult 55+
9.0		 ANALY HS 55AW9.0A
No California		 D2 Wendy Gurwitz
(4.21) 		Amy Tompkins
(4.02)
Danelle Van Alstyne
(4.02) 		W 6-3
6-4		 4.12 4.13
06/23/2019 Adult 55+
9.0		 ANALY HS 55AW9.0A
No California		 D1 Barbara Eriksson
(4.20) 		Donna Martin
(4.10)
Susan Smith
(4.27) 		L 6-4
6-4		 4.04 4.12
06/09/2019 Adult 18+
4.5		 WEST COUNTY TA/RAGLE RANCH 18AW4.5A
No California		 D2 Wendy Gurwitz
(4.23) 		Barbara Woodbridge
(4.06)
Angelique Thai
(4.13) 		L 7-5
6-4		 3.96 4.11
06/02/2019 Adult 18+
4.5		 WEST COUNTY TA/RAGLE RANCH 18AW4.5A
No California		 D2 Nadya Vicente
(4.42) 		Rose Prado-Navone
(4.06)
Phoebe Holbrook
(4.09) 		W 6-2
7-5		 4.13 4.16
06/01/2019 Adult 18+
4.5		 WEST COUNTY TA/RAGLE RANCH 18AW4.5A
No California		 D2 Wendy Gurwitz
(4.21) 		Elizabeth Sordyl
(4.41)
Annie Tang
(4.27) 		L 4-6
6-3
1-0		 4.25 4.18
05/11/2019 Adult 18+
4.5		 WEST COUNTY TA/RAGLE RANCH 18AW4.5A
No California		 D1 Mary Martz
(4.20) 		Kristen Stanton
(4.24)
Cynthia Abel
(4.37) 		L 6-2
6-3		 4.05 4.14
05/05/2019 Adult 40+
4.5
Districts		 WEST COUNTY TA/RAGLE RANCH 40AW4.5+A
No California		 D2 Mary Martz
(4.21) 		Liz Pearne
(4.20)
Holly Gentle
(4.29) 		W 6-3
1-6
1-0		 4.17 4.18
05/04/2019 Adult 40+
4.5
Districts		 WEST COUNTY TA/RAGLE RANCH 40AW4.5+A
No California		 D3 Martina Baggett
(3.84) 		Jennifer Dibble
(4.26)
Valerie Behrendt
(4.16) 		L 6-0
6-1		 3.95 4.14
05/03/2019 Adult 40+
4.5
Districts		 WEST COUNTY TA/RAGLE RANCH 40AW4.5+A
No California		 D2 Wendy Gurwitz
(4.21) 		Misty D'Amore
(3.92)
Debby Gelleri
(4.35) 		L 6-3
4-6
1-0		 4.09 4.18
04/13/2019 Adult 18+
4.5		 WEST COUNTY TA/RAGLE RANCH 18AW4.5A
No California		 D1 Wendy Gurwitz
(4.20) 		Ericka Iten
(4.09)
Caroline R Simmons
(4.04) 		W 6-3
6-4		 4.21 4.23
04/07/2019 Adult 40+
4.5		 WEST COUNTY TA/RAGLE RANCH 40AW4.5+A
No California		 D1 Mary Martz
(4.11) 		Erin Morales
(3.49)
Elaine Madson
(3.62) 		W 6-1
6-4		 3.97 4.20
03/24/2019 Adult 40+
4.5		 WEST COUNTY TA/RAGLE RANCH 40AW4.5+A
No California		 D2 Mary Martz
(4.18) 		Teresa Alvarez
(4.04)
Fritha Mansueto
(4.01) 		L 6-2
6-3		 3.85 4.19
03/23/2019 Adult 40+
4.5		 WEST COUNTY TA/RAGLE RANCH 40AW4.5+A
No California		 D1 Wendy Gurwitz
(4.22) 		Annie Tang
(4.22)
Serena Quarelli
(4.60) 		L 4-6
7-5
1-0		 4.43 4.32
03/16/2019 Adult 40+
4.5		 WEST COUNTY TA/RAGLE RANCH 40AW4.5+A
No California		 D1 Mary Martz
(4.17) 		Fritha Mansueto
(4.10)
Susan Smith
(4.32) 		W 6-2
6-3		 4.49 4.30
02/23/2019 Adult 40+
4.5		 WEST COUNTY TA/RAGLE RANCH 40AW4.5+A
No California		 D1 Wendy Gurwitz
(4.15) 		Teri Hickey
(4.04)
Teresa Alvarez
(4.07) 		W 6-3
6-3		 4.29 4.25
12/15/2019 D2 Combo
8.5
WEST COUNTY TA/RAGLE RANCH CW8.5A
No California		 L LA CANTERA RC CW8.5A
No California
Sara C Mazza (-----) 6-4
6-1		 Teresa Alvarez (4.08)
Elaine Madson (3.78)
Match: S Rating: -----
11/13/2019 D3 Combo
8.5
WEST COUNTY TA/RAGLE RANCH CW8.5A
No California		 W CRANE PK CW8.5A
No California
Sara C Mazza (-----) 6-4
6-4		 Elizabeth Carmel (3.79)
Kristen Knight (-----)
Match: S Rating: -----
09/28/2019 D2 Combo
8.5
WEST COUNTY TA/RAGLE RANCH CW8.5A
No California		 W CRANE PK CW8.5A
No California
Sara C Mazza (3.57) 6-2
6-1		 Elizabeth Carmel (-----)
Jennifer Risher (3.69)
Match: S Rating: -----
09/08/2019 D2 Adult 55+
9.0
ANALY HS 55AW9.0A
No California		 L LA CANTERA RC 55AW9.0A
No California
Wendy Gurwitz (4.20) 1-6
6-3
1-0		 Teresa Alvarez (3.99)
Fritha Mansueto (4.17)
Match: 4.07 Rating: 4.11
07/21/2019 D2 Adult 55+
9.0
ANALY HS 55AW9.0A
No California		 W LA CANTERA RC 55AW9.0A
No California
Wendy Gurwitz (4.21) 6-3
6-4		 Amy Tompkins (4.02)
Danelle Van Alstyne (4.02)
Match: 4.12 Rating: 4.13
06/23/2019 D1 Adult 55+
9.0
ANALY HS 55AW9.0A
No California		 L LA CANTERA RC 55AW9.0A
No California
Barbara Eriksson (4.20) 6-4
6-4		 Donna Martin (4.10)
Susan Smith (4.27)
Match: 4.04 Rating: 4.12
06/09/2019 D2 Adult 18+
4.5
WEST COUNTY TA/RAGLE RANCH 18AW4.5A
No California		 L NAPA VALLEY TC/VINTAGE HS 18AW4.5A
No California
Wendy Gurwitz (4.23) 7-5
6-4		 Barbara Woodbridge (4.06)
Angelique Thai (4.13)
Match: 3.96 Rating: 4.11
06/02/2019 D2 Adult 18+
4.5
WEST COUNTY TA/RAGLE RANCH 18AW4.5A
No California		 W NAPA VALLEY TC/VINTAGE HS 18AW4.5A
No California
Nadya Vicente (4.42) 6-2
7-5		 Rose Prado-Navone (4.06)
Phoebe Holbrook (4.09)
Match: 4.13 Rating: 4.16
06/01/2019 D2 Adult 18+
4.5
WEST COUNTY TA/RAGLE RANCH 18AW4.5A
No California		 L CRANE PK 18AW4.5A
No California
Wendy Gurwitz (4.21) 4-6
6-3
1-0		 Elizabeth Sordyl (4.41)
Annie Tang (4.27)
Match: 4.25 Rating: 4.18
05/11/2019 D1 Adult 18+
4.5
WEST COUNTY TA/RAGLE RANCH 18AW4.5A
No California		 L CRANE PK 18AW4.5A
No California
Mary Martz (4.20) 6-2
6-3		 Kristen Stanton (4.24)
Cynthia Abel (4.37)
Match: 4.05 Rating: 4.14
05/05/2019 D2 Adult 40+
4.5
Districts
WEST COUNTY TA/RAGLE RANCH 40AW4.5+A
No California		 W BAY CLUB COURTSIDE 40AW4.5+A
No California
Mary Martz (4.21) 6-3
1-6
1-0		 Liz Pearne (4.20)
Holly Gentle (4.29)
Match: 4.17 Rating: 4.18
05/04/2019 D3 Adult 40+
4.5
Districts
WEST COUNTY TA/RAGLE RANCH 40AW4.5+A
No California		 L DAVIE STADIUM 40AW4.5+A
No California
Martina Baggett (3.84) 6-0
6-1		 Jennifer Dibble (4.26)
Valerie Behrendt (4.16)
Match: 3.95 Rating: 4.14
05/03/2019 D2 Adult 40+
4.5
Districts
WEST COUNTY TA/RAGLE RANCH 40AW4.5+A
No California		 L CLUBSPORT PL 40AW4.5+A
No California
Wendy Gurwitz (4.21) 6-3
4-6
1-0		 Misty D'Amore (3.92)
Debby Gelleri (4.35)
Match: 4.09 Rating: 4.18
04/13/2019 D1 Adult 18+
4.5
WEST COUNTY TA/RAGLE RANCH 18AW4.5A
No California		 W NAPA VALLEY TC/VINTAGE HS 18AW4.5A
No California
Wendy Gurwitz (4.20) 6-3
6-4		 Ericka Iten (4.09)
Caroline R Simmons (4.04)
Match: 4.21 Rating: 4.23
04/07/2019 D1 Adult 40+
4.5
WEST COUNTY TA/RAGLE RANCH 40AW4.5+A
No California		 W LA CANTERA RC 40AW4.5+A
No California
Mary Martz (4.11) 6-1
6-4		 Erin Morales (3.49)
Elaine Madson (3.62)
Match: 3.97 Rating: 4.20
03/24/2019 D2 Adult 40+
4.5
WEST COUNTY TA/RAGLE RANCH 40AW4.5+A
No California		 L LA CANTERA RC 40AW4.5+A
No California
Mary Martz (4.18) 6-2
6-3		 Teresa Alvarez (4.04)
Fritha Mansueto (4.01)
Match: 3.85 Rating: 4.19
03/23/2019 D1 Adult 40+
4.5
WEST COUNTY TA/RAGLE RANCH 40AW4.5+A
No California		 L ROHNERT PK TC/MAGNOLIA/M PK 40AW4.5+A
No California
Wendy Gurwitz (4.22) 4-6
7-5
1-0		 Annie Tang (4.22)
Serena Quarelli (4.60)
Match: 4.43 Rating: 4.32
03/16/2019 D1 Adult 40+
4.5
WEST COUNTY TA/RAGLE RANCH 40AW4.5+A
No California		 W LA CANTERA RC 40AW4.5+A
No California
Mary Martz (4.17) 6-2
6-3		 Fritha Mansueto (4.10)
Susan Smith (4.32)
Match: 4.49 Rating: 4.30
02/23/2019 D1 Adult 40+
4.5
WEST COUNTY TA/RAGLE RANCH 40AW4.5+A
No California		 W LA CANTERA RC 40AW4.5+A
No California
Wendy Gurwitz (4.15) 6-3
6-3		 Teri Hickey (4.04)
Teresa Alvarez (4.07)
Match: 4.29 Rating: 4.25
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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