Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2018) View Advanced Player Stats
William Breck (Belvedere Tiburon, CA)
Male 		4.5 C
12/31/2024
Estimated Dynamic Rating 4.1597
2/12/2025
Projected Year End Rating ------
----------
4.5 Rating Meter
Rating Meter
4.0001 - 4.5000
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+ 4.5 9 6 3 0 66.7 22 13 9 59.1 175 88 87 50.3 0
Adult 40+ 4.5 10 6 4 0 60.0 23 13 10 56.5 196 102 94 52.0 0
Adult 55+ 9.0 6 5 1 0 83.3 13 11 2 84.6 105 69 36 65.7 0
Combo 9.5 2 2 0 0 100.0 5 4 1 80.0 42 26 16 61.9 0
Mixed Other 9.0 2 0 2 0 0.0 5 1 4 20.0 40 18 22 45.0 0
Total 29 19 10 0 65.5 68 42 26 61.8 558 303 255 54.3 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
12/07/2018 Tournament
M55s		 Phoenix Fiesta Senior Open Category II Q Patrick Rost
(-----) 		L 6-1
6-1		 S -----
12/07/2018 Tournament
M55s		 Phoenix Fiesta Senior Open Category II 16 Leland Barker
(-----) 		W 6-3
6-1		 S -----
11/04/2018 Combo
9.5		 OLYMPIC CM9.5A
No California		 D2 Andrew Herring
(4.85) 		Jonas Satuito
(4.43)
Jason Park
(4.25) 		W 6-7
7-5
1-0		 4.07 -----
10/10/2018 Combo
9.5		 OLYMPIC CM9.5A
No California		 D2 Nicolas Chasseray
(4.80) 		Tim Trampedach
(4.57)
Joshua Sondheimer
(4.07) 		W 6-1
6-3		 4.37 -----
09/09/2018 Adult 55+
9.0		 OLYMPIC 55AM9.0A
No California		 D1 David Barrows
(4.29) 		Gerald Mehciz
(4.15)
Chris Morgan
(4.24) 		W 6-1
6-4		 4.42 4.29
08/25/2018 Adult 55+
9.0		 OLYMPIC 55AM9.0A
No California		 D1 William Dagley
(4.12) 		Joel Ibarbia
(3.83)
Richard Lobo
(4.04) 		W 6-1
6-2		 4.33 4.26
08/11/2018 Adult 55+
9.0		 OLYMPIC 55AM9.0A
No California		 D1 David Barrows
(4.30) 		Joel Garrett
(4.12)
Larry Smith
(4.15) 		W 7-5
6-3		 4.25 4.23
08/04/2018 Adult 55+
9.0		 OLYMPIC 55AM9.0A
No California		 D1 David Barrows
(4.26) 		Marcos Lederman
(4.21)
Casey Swan
(4.14) 		W 6-1
6-2		 4.50 4.26
07/30/2018 Adult 18+
4.5		 TIBURON PEN C 18AM4.5A
No California		 S2 Daniel Tyreus
(4.14) 		W 1-6
6-3
1-0		 4.10 4.19
07/21/2018 Adult 55+
9.0		 OLYMPIC 55AM9.0A
No California		 D1 Geoff Cykman
(4.31) 		Joel Garrett
(4.18)
Tim Anderson
(4.45) 		W 6-3
6-4		 4.39 4.23
07/01/2018 Adult 55+
9.0		 OLYMPIC 55AM9.0A
No California		 D1 John Buckley
(4.27) 		Steve De Martini
(4.23)
Joel Garrett
(4.17) 		L 6-2
3-6
1-0		 4.09 4.17
06/30/2018 Adult 18+
4.5		 TIBURON PEN C 18AM4.5A
No California		 S1 Randall Young
(4.16) 		L 6-3
7-5		 4.03 4.17
06/17/2018 Adult 18+
4.5		 TIBURON PEN C 18AM4.5A
No California		 S2 Diego Sabaris
(4.19) 		W 6-3
7-6		 4.28 4.22
06/10/2018 Adult 18+
4.5		 TIBURON PEN C 18AM4.5A
No California		 D1 Jeffrey Fisher
(4.27) 		Conner Worthington
(4.10)
Favio De Marco
(4.13) 		W 6-3
6-3		 4.27 4.21
06/09/2018 Tournament
M55s		 Marin Championships ( Seniors / Cat II ) S Pierre Mareschal
(-----) 		L 6-2
6-1		 S -----
06/08/2018 Tournament
M55d		 Marin Championships ( Seniors / Cat II ) Q Craig Patterson
(4.23) 		Marty Perpich
(4.18)
Larry Smith
(4.20) 		L 6-2
6-3		 4.00 -----
06/08/2018 Tournament
M55s		 Marin Championships ( Seniors / Cat II ) Q Craig Patterson
(4.23) 		W 6-4
7-5
6-4		 S -----
06/07/2018 Tournament
M55s		 Marin Championships ( Seniors / Cat II ) 16 Jay Greenberg
(-----) 		W 6-4
6-4		 S -----
05/27/2018 Adult 18+
4.5		 TIBURON PEN C 18AM4.5A
No California		 S2 Tim Galusha
(4.13) 		L 6-3
6-3		 3.93 4.18
05/25/2018 Tournament
M55s		 Pacific Coast Senior and Family 16 Jose Nardin
(-----) 		L 7-6
6-0		 S -----
05/24/2018 Tournament
M55s		 Pacific Coast Senior and Family 32 Monte Stott
(3.81) 		W 6-2
6-0		 S -----
05/20/2018 Adult 18+
4.5		 TIBURON PEN C 18AM4.5A
No California		 S2 Mark Kushner
(4.22) 		W 7-6
3-6
1-0		 4.19 4.20
05/19/2018 Adult 18+
4.5		 TIBURON PEN C 18AM4.5A
No California		 D2 Nathan Grossman
(4.66) 		Kevin Pfeffinger
(4.51)
Kc Ensley
(4.50) 		L 2-6
6-3
1-0		 4.27 4.21
05/04/2018 Adult 18+
4.5		 TIBURON PEN C 18AM4.5A
No California		 S2 Randall Young
(4.18) 		W 6-3
7-5		 4.31 4.20
04/14/2018 Mixed Other
9.0		 LAGUNITAS CC 55MX9.0A
No California		 D1 Nancy Katz
(4.32) 		Mark Munekawa
(4.01)
Jessica Datte
(4.41) 		L 7-6
6-3		 4.10 4.25
04/13/2018 Mixed Other
9.0		 LAGUNITAS CC 55MX9.0A
No California		 D2 Catherine Billecci
(4.20) 		Rebecca Homan
(4.26)
Daniel Mulready
(4.42) 		L 2-6
6-3
1-0		 4.38 4.30
04/08/2018 Adult 40+
4.5		 TIBURON PEN C 40AM4.5+A
No California		 S2 Moses Gittens
(4.13) 		W 6-4
6-7
1-0		 4.18 4.22
04/07/2018 Adult 18+
4.5		 TIBURON PEN C 18AM4.5A
No California		 S2 Josh Powers
(3.85) 		W 6-3
1-6
1-0		 3.82 4.15
03/31/2018 Adult 40+
4.5		 TIBURON PEN C 40AM4.5+A
No California		 S2 Kevin Erickson
(4.43) 		W 6-4
1-6
1-0		 4.37 4.30
03/19/2018 Adult 40+
4.5		 OLYMPIC 40AM4.5+A
No California		 S2 Mark Dinh
(4.35) 		L 6-2
6-3		 4.11 4.25
03/18/2018 Adult 40+
4.5		 OLYMPIC 40AM4.5+A
No California		 S2 Maximo Salonga
(4.45) 		W 6-3
6-4		 4.59 4.32
03/05/2018 Adult 40+
4.5		 OLYMPIC 40AM4.5+A
No California		 D3 David Barrows
(4.08) 		Jay Marx
(4.12)
Josh Shaeffer
(3.93) 		W 6-4
7-6		 4.20 4.27
02/18/2018 Adult 40+
4.5		 TIBURON PEN C 40AM4.5+A
No California		 S2 Brian Fraim
(3.91) 		W 6-3
6-3		 4.13 4.29
02/04/2018 Adult 40+
4.5		 TIBURON PEN C 40AM4.5+A
No California		 D2 Thomas Judd
(4.21) 		Daniel Krebs
(4.23)
Chris Morgan
(4.28) 		L 2-6
6-4
1-0		 4.34 4.33
01/29/2018 Adult 40+
4.5		 OLYMPIC 40AM4.5+A
No California		 D2 Howard Park
(3.91) 		Diego Sabaris
(4.22)
Josh Shaeffer
(3.97) 		L 7-5
7-6		 4.26 4.31
01/25/2018 Tournament
M55d		 WILSON World Tennis Classic-SUPER CATEGORY II 16 Evan Cox
(4.32) 		Brian Denny
(4.42)
don linebarger
(-----) 		L 6-2
7-5		 S -----
01/24/2018 Tournament
M55s		 WILSON World Tennis Classic-SUPER CATEGORY II 32 Patrick Rost
(-----) 		L 6-1
6-4		 S -----
01/14/2018 Adult 40+
4.5		 TIBURON PEN C 40AM4.5+A
No California		 S1 Marc Lamonica
(4.77) 		L 6-4
6-2		 4.56 4.37
01/13/2018 Adult 40+
4.5		 OLYMPIC 40AM4.5+A
No California		 D2 Wyatt Lin
(4.50) 		Kelemen Papp
(4.01)
Whitney Jones
(4.17) 		W 6-0
6-3		 4.35 4.35
Phoenix Fiesta Senior Open Category II
12/07/2018 Q Tournament
M55s
L
6-1
6-1		 Patrick Rost (-----)
Match: S Rating: -----
Phoenix Fiesta Senior Open Category II
12/07/2018 16 Tournament
M55s
W
6-3
6-1		 Leland Barker (-----)
Match: S Rating: -----
11/04/2018 D2 Combo
9.5
OLYMPIC CM9.5A
No California		 W GOLDEN GATEWY CM9.5A
No California
Andrew Herring (4.85) 6-7
7-5
1-0		 Jonas Satuito (4.43)
Jason Park (4.25)
Match: 4.07 Rating: -----
10/10/2018 D2 Combo
9.5
OLYMPIC CM9.5A
No California		 W GOLDEN GATEWY CM9.5A
No California
Nicolas Chasseray (4.80) 6-1
6-3		 Tim Trampedach (4.57)
Joshua Sondheimer (4.07)
Match: 4.37 Rating: -----
09/09/2018 D1 Adult 55+
9.0
OLYMPIC 55AM9.0A
No California		 W CANON S and TC 55AM9.0A
No California
David Barrows (4.29) 6-1
6-4		 Gerald Mehciz (4.15)
Chris Morgan (4.24)
Match: 4.42 Rating: 4.29
08/25/2018 D1 Adult 55+
9.0
OLYMPIC 55AM9.0A
No California		 W WESTLAKE PK 55AM9.0A
No California
William Dagley (4.12) 6-1
6-2		 Joel Ibarbia (3.83)
Richard Lobo (4.04)
Match: 4.33 Rating: 4.26
08/11/2018 D1 Adult 55+
9.0
OLYMPIC 55AM9.0A
No California		 W CANON S and TC 55AM9.0A
No California
David Barrows (4.30) 7-5
6-3		 Joel Garrett (4.12)
Larry Smith (4.15)
Match: 4.25 Rating: 4.23
08/04/2018 D1 Adult 55+
9.0
OLYMPIC 55AM9.0A
No California		 W WESTLAKE PK 55AM9.0A
No California
David Barrows (4.26) 6-1
6-2		 Marcos Lederman (4.21)
Casey Swan (4.14)
Match: 4.50 Rating: 4.26
07/30/2018 S2 Adult 18+
4.5
TIBURON PEN C 18AM4.5A
No California		 W ROLLING HILLS 18AM4.5A
No California
1-6
6-3
1-0		 Daniel Tyreus (4.14)
Match: 4.10 Rating: 4.19
07/21/2018 D1 Adult 55+
9.0
OLYMPIC 55AM9.0A
No California		 W CANON S and TC 55AM9.0A
No California
Geoff Cykman (4.31) 6-3
6-4		 Joel Garrett (4.18)
Tim Anderson (4.45)
Match: 4.39 Rating: 4.23
07/01/2018 D1 Adult 55+
9.0
OLYMPIC 55AM9.0A
No California		 L CANON S and TC 55AM9.0A
No California
John Buckley (4.27) 6-2
3-6
1-0		 Steve De Martini (4.23)
Joel Garrett (4.17)
Match: 4.09 Rating: 4.17
06/30/2018 S1 Adult 18+
4.5
TIBURON PEN C 18AM4.5A
No California		 L MILL VALLEY 18AM4.5A
No California
6-3
7-5		 Randall Young (4.16)
Match: 4.03 Rating: 4.17
06/17/2018 S2 Adult 18+
4.5
TIBURON PEN C 18AM4.5A
No California		 W BAY CLUB ROSS VALLEY 18AM4.5B
No California
6-3
7-6		 Diego Sabaris (4.19)
Match: 4.28 Rating: 4.22
06/10/2018 D1 Adult 18+
4.5
TIBURON PEN C 18AM4.5A
No California		 W MARIN TC 18AM4.5A
No California
Jeffrey Fisher (4.27) 6-3
6-3		 Conner Worthington (4.10)
Favio De Marco (4.13)
Match: 4.27 Rating: 4.21
Marin Championships ( Seniors / Cat II )
06/09/2018 S Tournament
M55s
L
6-2
6-1		 Pierre Mareschal (-----)
Match: S Rating: -----
Marin Championships ( Seniors / Cat II )
06/08/2018 Q Tournament
M55d
L
Craig Patterson (4.23) 6-2
6-3		 Marty Perpich (4.18)
Larry Smith (4.20)
Match: 4.00 Rating: -----
Marin Championships ( Seniors / Cat II )
06/08/2018 Q Tournament
M55s
W
6-4
7-5
6-4		 Craig Patterson (4.23)
Match: S Rating: -----
Marin Championships ( Seniors / Cat II )
06/07/2018 16 Tournament
M55s
W
6-4
6-4		 Jay Greenberg (-----)
Match: S Rating: -----
05/27/2018 S2 Adult 18+
4.5
TIBURON PEN C 18AM4.5A
No California		 L PIONEER PK 18AM4.5A
No California
6-3
6-3		 Tim Galusha (4.13)
Match: 3.93 Rating: 4.18
Pacific Coast Senior and Family
05/25/2018 16 Tournament
M55s
L
7-6
6-0		 Jose Nardin (-----)
Match: S Rating: -----
Pacific Coast Senior and Family
05/24/2018 32 Tournament
M55s
W
6-2
6-0		 Monte Stott (3.81)
Match: S Rating: -----
05/20/2018 S2 Adult 18+
4.5
TIBURON PEN C 18AM4.5A
No California		 W HARBOR PT 18AM4.5A
No California
7-6
3-6
1-0		 Mark Kushner (4.22)
Match: 4.19 Rating: 4.20
05/19/2018 D2 Adult 18+
4.5
TIBURON PEN C 18AM4.5A
No California		 L BAY CLUB ROSS VALLEY 18AM4.5A
No California
Nathan Grossman (4.66) 2-6
6-3
1-0		 Kevin Pfeffinger (4.51)
Kc Ensley (4.50)
Match: 4.27 Rating: 4.21
05/04/2018 S2 Adult 18+
4.5
TIBURON PEN C 18AM4.5A
No California		 W MILL VALLEY 18AM4.5A
No California
6-3
7-5		 Randall Young (4.18)
Match: 4.31 Rating: 4.20
04/14/2018 D1 Mixed Other
9.0
LAGUNITAS CC 55MX9.0A
No California		 L VVRC COURTS 55MX9.0A
No California
Nancy Katz (4.32) 7-6
6-3		 Mark Munekawa (4.01)
Jessica Datte (4.41)
Match: 4.10 Rating: 4.25
04/13/2018 D2 Mixed Other
9.0
LAGUNITAS CC 55MX9.0A
No California		 L PENINSULA TC 55MX9.0A
No California
Catherine Billecci (4.20) 2-6
6-3
1-0		 Rebecca Homan (4.26)
Daniel Mulready (4.42)
Match: 4.38 Rating: 4.30
04/08/2018 S2 Adult 40+
4.5
TIBURON PEN C 40AM4.5+A
No California		 W MARIN TC 40AM4.5+A
No California
6-4
6-7
1-0		 Moses Gittens (4.13)
Match: 4.18 Rating: 4.22
04/07/2018 S2 Adult 18+
4.5
TIBURON PEN C 18AM4.5A
No California		 W MARIN TC 18AM4.5A
No California
6-3
1-6
1-0		 Josh Powers (3.85)
Match: 3.82 Rating: 4.15
03/31/2018 S2 Adult 40+
4.5
TIBURON PEN C 40AM4.5+A
No California		 W CANON S and TC 40AM4.5+A
No California
6-4
1-6
1-0		 Kevin Erickson (4.43)
Match: 4.37 Rating: 4.30
03/19/2018 S2 Adult 40+
4.5
OLYMPIC 40AM4.5+A
No California		 L GOLDEN GATE PK 40AM4.5+A
No California
6-2
6-3		 Mark Dinh (4.35)
Match: 4.11 Rating: 4.25
03/18/2018 S2 Adult 40+
4.5
OLYMPIC 40AM4.5+A
No California		 W BAY CLUB SF TENNIS 40AM4.5+C
No California
6-3
6-4		 Maximo Salonga (4.45)
Match: 4.59 Rating: 4.32
03/05/2018 D3 Adult 40+
4.5
OLYMPIC 40AM4.5+A
No California		 W BAY CLUB SF TENNIS 40AM4.5+B
No California
David Barrows (4.08) 6-4
7-6		 Jay Marx (4.12)
Josh Shaeffer (3.93)
Match: 4.20 Rating: 4.27
02/18/2018 S2 Adult 40+
4.5
TIBURON PEN C 40AM4.5+A
No California		 W HARBOR PT 40AM4.5+A
No California
6-3
6-3		 Brian Fraim (3.91)
Match: 4.13 Rating: 4.29
02/04/2018 D2 Adult 40+
4.5
TIBURON PEN C 40AM4.5+A
No California		 L CANON S and TC 40AM4.5+A
No California
Thomas Judd (4.21) 2-6
6-4
1-0		 Daniel Krebs (4.23)
Chris Morgan (4.28)
Match: 4.34 Rating: 4.33
01/29/2018 D2 Adult 40+
4.5
OLYMPIC 40AM4.5+A
No California		 L BAY CLUB SF TENNIS 40AM4.5+B
No California
Howard Park (3.91) 7-5
7-6		 Diego Sabaris (4.22)
Josh Shaeffer (3.97)
Match: 4.26 Rating: 4.31
WILSON World Tennis Classic-SUPER CATEGORY II
01/25/2018 16 Tournament
M55d
L
Evan Cox (4.32) 6-2
7-5		 Brian Denny (4.42)
don linebarger (-----)
Match: S Rating: -----
WILSON World Tennis Classic-SUPER CATEGORY II
01/24/2018 32 Tournament
M55s
L
6-1
6-4		 Patrick Rost (-----)
Match: S Rating: -----
01/14/2018 S1 Adult 40+
4.5
TIBURON PEN C 40AM4.5+A
No California		 L HARBOR PT 40AM4.5+A
No California
6-4
6-2		 Marc Lamonica (4.77)
Match: 4.56 Rating: 4.37
01/13/2018 D2 Adult 40+
4.5
OLYMPIC 40AM4.5+A
No California		 W BAY CLUB SF TENNIS 40AM4.5+C
No California
Wyatt Lin (4.50) 6-0
6-3		 Kelemen Papp (4.01)
Whitney Jones (4.17)
Match: 4.35 Rating: 4.35
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.
This site is not affiliated, endorsed, or associated by or with the USTA in any manner nor are the ratings affiliated with the NTRP rating system.
Copyright © 2016-2025 TennisRecord.com All rights reserved.

Privacy Policy  |  Sitemap