Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2017) View Advanced Player Stats
Jack Williams (Pt Reyes Sta, CA)
Male 		4.0 C
12/31/2023
Estimated Dynamic Rating 3.6612
9/7/2024
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 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 2 1 1 0 50.0 6 3 3 50.0 37 18 19 48.6 0
Adult 40+ 4.0 4 3 1 0 75.0 9 6 3 66.7 75 41 34 54.7 0
Adult 65+ 4.0 8 5 3 0 62.5 20 13 7 65.0 139 84 55 60.4 0
Mixed 40+ 8.0 8 4 4 0 50.0 19 9 10 47.4 158 73 85 46.2 0
Total 22 13 9 0 59.1 54 31 23 57.4 409 216 193 52.8 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
12/02/2017 Mixed 40+
8.0		 ROLLING HILLS 40MX8.0A
No California		 D2 Lisa Spencer
(3.42) 		Morhaf Mahrous
(4.12)
Annette Pellegrino
(3.62) 		L 6-3
6-1		 3.74 3.74
11/12/2017 Mixed 40+
8.0		 ROLLING HILLS 40MX8.0A
No California		 D3 Nancy Moran
(-----) 		Debra Andelin
(-----)
Rick Scott
(-----) 		W 6-3
7-6		 NC NC
10/29/2017 Mixed 40+
8.0		 ROLLING HILLS 40MX8.0A
No California		 D1 Nancy Moran
(3.35) 		Adrienne Murphy
(3.52)
Tri Tran
(4.19) 		L 3-6
6-1
1-0		 3.96 3.80
09/30/2017 Mixed 40+
8.0		 ROLLING HILLS 40MX8.0A
No California		 D2 Sandy Brownstone
(3.51) 		Kurt Burkhard
(3.81)
Susan Wirta
(3.77) 		L 6-2
6-3		 3.67 3.73
09/23/2017 Mixed 40+
8.0		 ROLLING HILLS 40MX8.0A
No California		 D2 Sandy Brownstone
(3.51) 		John Dito
(3.60)
Paula Behmke
(3.65) 		W 4-6
7-6
1-0		 3.75 3.75
05/31/2017 Adult 65+
4.0		 ROLLING HILLS 65AM4.0A
No California		 D3 Joseph Adams
(3.79) 		Paul McGuire
(3.54)
Sumner Foote
(3.61) 		W 6-0
6-2		 4.09 3.95
05/18/2017 Adult 65+
4.0		 ROLLING HILLS 65AM4.0A
No California		 D1 Phylos Tobler
(3.71) 		Robert MacNaughton
(3.91)
Alan Pearlstein
(4.10) 		L 6-3
6-7
1-0		 3.93 3.91
05/15/2017 Adult 65+
4.0		 ROLLING HILLS 65AM4.0A
No California		 D2 Joseph Adams
(3.82) 		John Flachman
(3.70)
William Rummonds
(3.52) 		W 6-3
6-1		 4.02 3.92
05/10/2017 Adult 65+
4.0		 ROLLING HILLS 65AM4.0A
No California		 D3 Joseph Adams
(3.81) 		Merrill Herring
(3.25)
Isaac Raboy
(3.54) 		W 6-1
6-3		 3.93 3.89
04/30/2017 Adult 18+
4.0		 PETALUMA TA/CASA GRANDE HS 18AM4.0B
No California		 D1 Shane Grevin
(3.98) 		Luis Nanez
(3.73)
Randy Carpenter
(4.11) 		W 4-6
6-1
1-0		 3.93 3.82
04/28/2017 Adult 65+
4.0		 ROLLING HILLS 65AM4.0A
No California		 D2 Joseph Adams
(3.82) 		Phil Walker
(3.60)
Rocco Lucero
(3.86) 		W 6-1
0-6
1-0		 3.80 3.87
04/23/2017 Adult 18+
4.0		 PETALUMA TA/CASA GRANDE HS 18AM4.0B
No California		 D1 Song Bai
(3.83) 		Rafael Alvarez
(3.80)
Chris Caffo
(3.70) 		L 5-7
6-0
1-0		 3.59 3.76
04/19/2017 Adult 65+
4.0		 ROLLING HILLS 65AM4.0A
No California		 D2 Joseph Adams
(3.80) 		Victor Berliant
(3.87)
Domenick Yazzolino
(3.55) 		W 6-2
7-5		 3.98 3.93
04/09/2017 Adult 40+
4.0
League		 PETALUMA V AC 40AM4.0A
No California		 D3 Peter Kennedy
(3.61) 		Danny Ortiz
(3.87)
John Rich
(3.75) 		L 6-4
6-1		 3.67 3.80
04/01/2017 Mixed 40+
8.0		 PETALUMA V AC 40MX8.0A
No California		 D1 Gwendolyn Baert
(3.39) 		Elaine Madson
(3.92)
John Dito
(3.68) 		L 6-4
6-2		 3.79 3.76
03/29/2017 Adult 65+
4.0		 ROLLING HILLS 65AM4.0A
No California		 D2 Peter Kennedy
(3.57) 		Ricky Mason
(3.89)
Bryan Baker
(3.85) 		L 6-4
4-6
1-0		 3.95 3.94
03/18/2017 Adult 40+
4.0		 PETALUMA V AC 40AM4.0A
No California		 D1 Christopher Horne
(3.86) 		Dzung Huynh
(3.59)
Minh Ta
(3.47) 		W 6-4
6-2		 3.71 3.81
03/11/2017 Mixed 40+
8.0		 PETALUMA V AC 40MX8.0A
No California		 D1 Gwendolyn Baert
(3.35) 		John Klein
(4.07)
Susan Klein
(3.03) 		W 6-7
6-2
1-0		 3.82 3.76
03/08/2017 Adult 65+
4.0		 ROLLING HILLS 65AM4.0A
No California		 D1 Peter Kennedy
(3.54) 		Edwardo Ferraz
(3.86)
William Taylor
(3.77) 		L 6-2
0-6
1-0		 3.99 3.92
02/18/2017 Mixed 40+
8.0		 PETALUMA V AC 40MX8.0A
No California		 D3 Gwendolyn Baert
(3.39) 		Chris Call
(3.16)
Anna Flanders
(3.59) 		W 7-6
6-3		 3.66 3.72
02/04/2017 Adult 40+
4.0		 PETALUMA V AC 40AM4.0A
No California		 D1 Chris Dobson
(3.68) 		Tom Larson
(3.51)
Tom Andrews
(3.84) 		W 6-4
4-6
1-0		 3.79 3.84
01/15/2017 Adult 40+
4.0		 PETALUMA V AC 40AM4.0A
No California		 D1 Christopher Horne
(3.89) 		Rafael Alvarez
(3.87)
William Rummonds
(3.71) 		W 6-1
7-5		 3.95 3.86
12/02/2017 D2 Mixed 40+
8.0
ROLLING HILLS 40MX8.0A
No California		 L BAY CLUB ROSS VALLEY 40MX8.0B
No California
Lisa Spencer (3.42) 6-3
6-1		 Morhaf Mahrous (4.12)
Annette Pellegrino (3.62)
Match: 3.74 Rating: 3.74
11/12/2017 D3 Mixed 40+
8.0
ROLLING HILLS 40MX8.0A
No California		 W HARBOR PT 40MX8.0A
No California
Nancy Moran (-----) 6-3
7-6		 Debra Andelin (-----)
Rick Scott (-----)
Match: NC Rating: NC
10/29/2017 D1 Mixed 40+
8.0
ROLLING HILLS 40MX8.0A
No California		 L BAY CLUB ROSS VALLEY 40MX8.0B
No California
Nancy Moran (3.35) 3-6
6-1
1-0		 Adrienne Murphy (3.52)
Tri Tran (4.19)
Match: 3.96 Rating: 3.80
09/30/2017 D2 Mixed 40+
8.0
ROLLING HILLS 40MX8.0A
No California		 L MT TAM RC 40MX8.0A
No California
Sandy Brownstone (3.51) 6-2
6-3		 Kurt Burkhard (3.81)
Susan Wirta (3.77)
Match: 3.67 Rating: 3.73
09/23/2017 D2 Mixed 40+
8.0
ROLLING HILLS 40MX8.0A
No California		 W LA CANTERA RC 40MX8.0A
No California
Sandy Brownstone (3.51) 4-6
7-6
1-0		 John Dito (3.60)
Paula Behmke (3.65)
Match: 3.75 Rating: 3.75
05/31/2017 D3 Adult 65+
4.0
ROLLING HILLS 65AM4.0A
No California		 W GREEN VALLEY CC 65AM4.0A
No California
Joseph Adams (3.79) 6-0
6-2		 Paul McGuire (3.54)
Sumner Foote (3.61)
Match: 4.09 Rating: 3.95
05/18/2017 D1 Adult 65+
4.0
ROLLING HILLS 65AM4.0A
No California		 L MT TAM RC 65AM4.0A
No California
Phylos Tobler (3.71) 6-3
6-7
1-0		 Robert MacNaughton (3.91)
Alan Pearlstein (4.10)
Match: 3.93 Rating: 3.91
05/15/2017 D2 Adult 65+
4.0
ROLLING HILLS 65AM4.0A
No California		 W LA CANTERA RC 65AM4.0A
No California
Joseph Adams (3.82) 6-3
6-1		 John Flachman (3.70)
William Rummonds (3.52)
Match: 4.02 Rating: 3.92
05/10/2017 D3 Adult 65+
4.0
ROLLING HILLS 65AM4.0A
No California		 W SONOMA VALLEY TC/MAXWELL PK 65AM4.0A
No California
Joseph Adams (3.81) 6-1
6-3		 Merrill Herring (3.25)
Isaac Raboy (3.54)
Match: 3.93 Rating: 3.89
04/30/2017 D1 Adult 18+
4.0
PETALUMA TA/CASA GRANDE HS 18AM4.0B
No California		 W PETALUMA TA/CASA GRANDE HS 18AM4.0A
No California
Shane Grevin (3.98) 4-6
6-1
1-0		 Luis Nanez (3.73)
Randy Carpenter (4.11)
Match: 3.93 Rating: 3.82
04/28/2017 D2 Adult 65+
4.0
ROLLING HILLS 65AM4.0A
No California		 W SONOMA VALLEY TC/MAXWELL PK 65AM4.0A
No California
Joseph Adams (3.82) 6-1
0-6
1-0		 Phil Walker (3.60)
Rocco Lucero (3.86)
Match: 3.80 Rating: 3.87
04/23/2017 D1 Adult 18+
4.0
PETALUMA TA/CASA GRANDE HS 18AM4.0B
No California		 L LA CANTERA RC 18AM4.0A
No California
Song Bai (3.83) 5-7
6-0
1-0		 Rafael Alvarez (3.80)
Chris Caffo (3.70)
Match: 3.59 Rating: 3.76
04/19/2017 D2 Adult 65+
4.0
ROLLING HILLS 65AM4.0A
No California		 W MARIN TC 65AM4.0A
No California
Joseph Adams (3.80) 6-2
7-5		 Victor Berliant (3.87)
Domenick Yazzolino (3.55)
Match: 3.98 Rating: 3.93
04/09/2017 D3 Adult 40+
4.0
League
PETALUMA V AC 40AM4.0A
No California		 L ANALY HS 40AM4.0A
No California
Peter Kennedy (3.61) 6-4
6-1		 Danny Ortiz (3.87)
John Rich (3.75)
Match: 3.67 Rating: 3.80
04/01/2017 D1 Mixed 40+
8.0
PETALUMA V AC 40MX8.0A
No California		 L LA CANTERA RC 40MX8.0A
No California
Gwendolyn Baert (3.39) 6-4
6-2		 Elaine Madson (3.92)
John Dito (3.68)
Match: 3.79 Rating: 3.76
03/29/2017 D2 Adult 65+
4.0
ROLLING HILLS 65AM4.0A
No California		 L MT TAM RC 65AM4.0A
No California
Peter Kennedy (3.57) 6-4
4-6
1-0		 Ricky Mason (3.89)
Bryan Baker (3.85)
Match: 3.95 Rating: 3.94
03/18/2017 D1 Adult 40+
4.0
PETALUMA V AC 40AM4.0A
No California		 W GALVIN PK 40AM4.0A
No California
Christopher Horne (3.86) 6-4
6-2		 Dzung Huynh (3.59)
Minh Ta (3.47)
Match: 3.71 Rating: 3.81
03/11/2017 D1 Mixed 40+
8.0
PETALUMA V AC 40MX8.0A
No California		 W LA CANTERA RC 40MX8.0B
No California
Gwendolyn Baert (3.35) 6-7
6-2
1-0		 John Klein (4.07)
Susan Klein (3.03)
Match: 3.82 Rating: 3.76
03/08/2017 D1 Adult 65+
4.0
ROLLING HILLS 65AM4.0A
No California		 L GREEN VALLEY CC 65AM4.0A
No California
Peter Kennedy (3.54) 6-2
0-6
1-0		 Edwardo Ferraz (3.86)
William Taylor (3.77)
Match: 3.99 Rating: 3.92
02/18/2017 D3 Mixed 40+
8.0
PETALUMA V AC 40MX8.0A
No California		 W WIKIUP R SC 40MX8.0A
No California
Gwendolyn Baert (3.39) 7-6
6-3		 Chris Call (3.16)
Anna Flanders (3.59)
Match: 3.66 Rating: 3.72
02/04/2017 D1 Adult 40+
4.0
PETALUMA V AC 40AM4.0A
No California		 W WIKIUP R SC 40AM4.0A
No California
Chris Dobson (3.68) 6-4
4-6
1-0		 Tom Larson (3.51)
Tom Andrews (3.84)
Match: 3.79 Rating: 3.84
01/15/2017 D1 Adult 40+
4.0
PETALUMA V AC 40AM4.0A
No California		 W LA CANTERA RC 40AM4.0A
No California
Christopher Horne (3.89) 6-1
7-5		 Rafael Alvarez (3.87)
William Rummonds (3.71)
Match: 3.95 Rating: 3.86
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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