Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (Rating) View Advanced Player Stats
Obadiah Butterworth (Oakland, CA)
Male 		3.5 C
12/31/2023
Estimated Dynamic Rating 3.4304
6/23/2024
Projected Year End Rating ------
----------
3.5 Rating Meter
Rating Meter
3.0001 - 3.5000
Recent Match History Current Rating History
Current Rating Season
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 18+ 3.5 6 6 0 0 100.0 14 12 2 85.7 106 72 34 67.9 0
Adult 18+ 4.0 3 1 2 0 33.3 8 3 5 37.5 68 31 37 45.6 0
Adult 40+ 3.5 10 6 4 0 60.0 25 14 11 56.0 194 103 91 53.1 0
Adult 40+ 4.0 7 4 3 0 57.1 15 9 6 60.0 113 68 45 60.2 0
Adult 55+ 8.0 3 1 2 0 33.3 6 2 4 33.3 57 27 30 47.4 0
Combo 7.5 1 0 1 0 0.0 2 0 2 0.0 18 6 12 33.3 0
Total 30 18 12 0 60.0 70 40 30 57.1 556 307 249 55.2 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
06/16/2024 Adult 18+
3.5		 WASHINGTON PK 18AM3.5A
No California		 D1 Jeffrey Cannon
(-----) 		Shizhu Liang
(-----)
Brian Kawashima
(-----) 		W 6-2
6-4		 NC NC
06/15/2024 Adult 18+
4.0		 WASHINGTON PK 18AM4.0A
No California		 D1 Willie Hagans
(-----) 		David Kim
(-----)
Nicholas Einhorn
(-----) 		L 6-7
7-5
1-0		 NC NC
06/08/2024 Adult 18+
3.5		 WASHINGTON PK 18AM3.5A
No California		 D1 Ian Barry
(-----) 		Christian Emerson
(-----)
George Fraser
(-----) 		W 6-3
5-7
1-0		 NC NC
06/01/2024 Adult 40+
3.5
Sectionals		 WASHINGTON PK 40AM3.5A
No California		 D1 Chris Dao
(-----) 		David Stirrat
(-----)
Tim Meksavanh
(-----) 		W 6-1
6-3		 NC NC
06/01/2024 Adult 40+
3.5
Sectionals		 WASHINGTON PK 40AM3.5A
No California		 D1 Chris Dao
(-----) 		Praveenkumar Davidson
(-----)
Yogesh Vohra
(-----) 		L 6-4
3-6
1-0		 NC NC
05/31/2024 Adult 40+
3.5
Sectionals		 WASHINGTON PK 40AM3.5A
No California		 D1 Chris Dao
(-----) 		Paul Kwon
(-----)
yong ho cha
(-----) 		L 6-2
7-5		 NC NC
05/25/2024 Adult 18+
3.5		 WASHINGTON PK 18AM3.5A
No California		 D1 Jeffrey Cannon
(-----) 		Bradley Wrubel
(-----)
Michael Greenberg
(-----) 		W 6-1
6-1		 NC NC
05/25/2024 Adult 18+
4.0		 WASHINGTON PK 18AM4.0A
No California		 D3 Kevin Chen
(-----) 		Jason Cachola
(-----)
Paul Lizama
(-----) 		L 7-5
6-3		 NC NC
05/22/2024 Adult 55+
8.0		 WASHINGTON PK 55AM8.0A
No California		 D1 Anthony Chaba
(-----) 		Carlos Blanco
(-----)
Francis Enderle
(-----) 		L 7-5
7-5		 NC NC
05/14/2024 Adult 18+
3.5		 WASHINGTON PK 18AM3.5A
No California		 D1 Ian Barry
(3.66) 		Graeme Fitzsimmons
(3.17)
Daniel Kim
(3.14) 		W 6-1
6-2		 3.42 3.43
05/09/2024 Adult 55+
8.0		 WASHINGTON PK 55AM8.0A
No California		 D1 Jeffrey Nibler
(4.24) 		Carlos Blanco
(3.89)
Matt Carrere
(3.72) 		W 6-3
6-1		 3.71 3.48
05/05/2024 Adult 18+
3.5		 WASHINGTON PK 18AM3.5A
No California		 D1 Ian Barry
(3.48) 		Steven Finley
(3.47)
Bradley Wrubel
(3.50) 		W 6-0
6-2		 3.81 3.46
04/28/2024 Adult 55+
8.0		 WASHINGTON PK 55AM8.0A
No California		 D3 Anthony Chaba
(3.86) 		Peter Lowe
(3.95)
Wesley Zhu
(3.68) 		L 6-4
6-1		 3.33 3.36
04/27/2024 Adult 18+
4.0		 WASHINGTON PK 18AM4.0A
No California		 D2 Dennis Velasco
(3.87) 		Lee Byrd
(3.66)
Aaron McCullough
(3.66) 		W 4-6
6-4
1-0		 3.43 3.38
04/21/2024 Adult 18+
3.5		 WASHINGTON PK 18AM3.5A
No California		 D1 Jeffrey Cannon
(3.58) 		Fernando Ramos
(3.38)
Demetrius Andrews
(3.37) 		W 4-6
7-5
1-0		 3.30 3.35
04/20/2024 Adult 40+
3.5
Flight		 WASHINGTON PK 40AM3.5A
No California		 D1 Chris Dao
(-----) 		David Partrite
(-----)
Hendrik van Maldegem
(-----) 		L 7-5
4-6
1-0		 NC NC
04/14/2024 Adult 40+
3.5
Flight		 WASHINGTON PK 40AM3.5A
No California		 D1 Chris Dao
(-----) 		Malik Harris
(-----)
Tim Frogner
(-----) 		W 4-6
6-4
1-0		 NC NC
03/24/2024 Adult 40+
3.5		 WASHINGTON PK 40AM3.5A
No California		 D1 Jeffrey Cannon
(3.58) 		Nathan Brostrom
(3.38)
gregory Leon
(3.45) 		W 4-6
6-2
1-0		 S 3.37
03/17/2024 Adult 40+
4.0		 WASHINGTON PK 40AM4.0A
No California		 D2 Anthony Chaba
(3.87) 		Michael Lee
(3.23)
Jon Bendich
(3.17) 		W 6-0
6-0		 3.43 3.37
03/17/2024 Adult 40+
3.5		 WASHINGTON PK 40AM3.5A
No California		 D1 Jeffrey Cannon
(3.50) 		Patrick Kim
(3.49)
Scott Straus
(3.66) 		W 5-7
7-6
1-0		 3.50 3.37
03/16/2024 Adult 40+
3.5		 WASHINGTON PK 40AM3.5A
No California		 D1 Chris Dao
(3.53) 		Paul Kennedy
(3.20)
David Tussman
(3.41) 		W 7-5
6-0		 3.46 3.35
03/10/2024 Adult 40+
4.0		 WASHINGTON PK 40AM4.0A
No California		 D3 Steven Green
(3.89) 		Scott Magness
(3.64)
Brandon Lai
(3.60) 		L 7-6
2-6
1-0		 3.37 3.32
03/10/2024 Adult 40+
3.5		 WASHINGTON PK 40AM3.5A
No California		 D1 Eugene Yu
(3.40) 		David Partrite
(3.54)
Hendrik van Maldegem
(3.52) 		L 6-1
6-2		 3.16 3.29
03/09/2024 Adult 40+
4.0		 WASHINGTON PK 40AM4.0A
No California		 D3 Dennis Velasco
(3.84) 		David Dunetz
(3.17)
David Wagner
(3.48) 		W 6-3
6-0		 3.38 3.33
02/25/2024 Adult 40+
4.0		 WASHINGTON PK 40AM4.0A
No California		 D3 Terry Chea
(3.90) 		Andreas Berner
(3.70)
Lee Byrd
(3.65) 		L 6-2
6-3		 3.14 3.29
02/24/2024 Adult 40+
4.0		 WASHINGTON PK 40AM4.0A
No California		 D1 Ken Fagel
(3.58) 		Roberto Olivares-Amaya
(4.01)
Manish Singh
(3.95) 		L 6-2
6-1		 3.42 3.32
02/10/2024 Adult 40+
4.0		 WASHINGTON PK 40AM4.0A
No California		 D2 Dung Pham
(3.87) 		Travis Foss
(3.62)
Brian Heller
(3.49) 		W 6-1
6-3		 3.55 3.35
01/14/2024 Adult 40+
4.0		 WASHINGTON PK 40AM4.0A
No California		 D3 Terry Chea
(3.89) 		Ben Chuaqui
(3.51)
Patrik Karlsson
(3.55) 		W 6-1
6-3		 3.47 3.28
01/07/2024 Adult 40+
3.5		 WASHINGTON PK 40AM3.5A
No California		 D1 Chris Dao
(3.44) 		Nilo Clava
(3.45)
Gary Fries
(3.03) 		W 6-1
6-3		 3.35 3.19
11/19/2023 Combo
7.5
Flight		 WASHINGTON PK CM7.5A
No California		 D2 Steven Green
(3.78) 		Andrew Waterman
(4.02)
Koonal Parmar
(3.72) 		L 6-3
6-3		 3.50 -----
06/16/2024 D1 Adult 18+
3.5
WASHINGTON PK 18AM3.5A
No California		 W LANEY TA/ALAMEDA HS 18AM3.5A
No California
Jeffrey Cannon (-----) 6-2
6-4		 Shizhu Liang (-----)
Brian Kawashima (-----)
Match: NC Rating: NC
06/15/2024 D1 Adult 18+
4.0
WASHINGTON PK 18AM4.0A
No California		 L CHABOT CANYON 18AM4.0A
No California
Willie Hagans (-----) 6-7
7-5
1-0		 David Kim (-----)
Nicholas Einhorn (-----)
Match: NC Rating: NC
06/08/2024 D1 Adult 18+
3.5
WASHINGTON PK 18AM3.5A
No California		 W BERKELEY TC 18AM3.5A
No California
Ian Barry (-----) 6-3
5-7
1-0		 Christian Emerson (-----)
George Fraser (-----)
Match: NC Rating: NC
06/01/2024 D1 Adult 40+
3.5
Sectionals
WASHINGTON PK 40AM3.5A
No California		 W PETALUMA TA/LEGHORNS PK 40AM3.5A
No California
Chris Dao (-----) 6-1
6-3		 David Stirrat (-----)
Tim Meksavanh (-----)
Match: NC Rating: NC
06/01/2024 D1 Adult 40+
3.5
Sectionals
WASHINGTON PK 40AM3.5A
No California		 L PLEASANTON 40AM3.5A
No California
Chris Dao (-----) 6-4
3-6
1-0		 Praveenkumar Davidson (-----)
Yogesh Vohra (-----)
Match: NC Rating: NC
05/31/2024 D1 Adult 40+
3.5
Sectionals
WASHINGTON PK 40AM3.5A
No California		 L MOUNTAIN VIEW TC/RENGSTORFF PK 40AM3.5A
No California
Chris Dao (-----) 6-2
7-5		 Paul Kwon (-----)
yong ho cha (-----)
Match: NC Rating: NC
05/25/2024 D1 Adult 18+
3.5
WASHINGTON PK 18AM3.5A
No California		 W CLAREMONT R and S 18AM3.5A
No California
Jeffrey Cannon (-----) 6-1
6-1		 Bradley Wrubel (-----)
Michael Greenberg (-----)
Match: NC Rating: NC
05/25/2024 D3 Adult 18+
4.0
WASHINGTON PK 18AM4.0A
No California		 L MERVYN MORRIS PK 18AM4.0B
No California
Kevin Chen (-----) 7-5
6-3		 Jason Cachola (-----)
Paul Lizama (-----)
Match: NC Rating: NC
05/22/2024 D1 Adult 55+
8.0
WASHINGTON PK 55AM8.0A
No California		 L CLAREMONT R and S 55AM8.0A
No California
Anthony Chaba (-----) 7-5
7-5		 Carlos Blanco (-----)
Francis Enderle (-----)
Match: NC Rating: NC
05/14/2024 D1 Adult 18+
3.5
WASHINGTON PK 18AM3.5A
No California		 W CLAREMONT R and S 18AM3.5B
No California
Ian Barry (3.66) 6-1
6-2		 Graeme Fitzsimmons (3.17)
Daniel Kim (3.14)
Match: 3.42 Rating: 3.43
05/09/2024 D1 Adult 55+
8.0
WASHINGTON PK 55AM8.0A
No California		 W CLAREMONT R and S 55AM8.0A
No California
Jeffrey Nibler (4.24) 6-3
6-1		 Carlos Blanco (3.89)
Matt Carrere (3.72)
Match: 3.71 Rating: 3.48
05/05/2024 D1 Adult 18+
3.5
WASHINGTON PK 18AM3.5A
No California		 W CLAREMONT R and S 18AM3.5A
No California
Ian Barry (3.48) 6-0
6-2		 Steven Finley (3.47)
Bradley Wrubel (3.50)
Match: 3.81 Rating: 3.46
04/28/2024 D3 Adult 55+
8.0
WASHINGTON PK 55AM8.0A
No California		 L PLEASANTON 55AM8.0A
No California
Anthony Chaba (3.86) 6-4
6-1		 Peter Lowe (3.95)
Wesley Zhu (3.68)
Match: 3.33 Rating: 3.36
04/27/2024 D2 Adult 18+
4.0
WASHINGTON PK 18AM4.0A
No California		 W CHABOT CANYON 18AM4.0A
No California
Dennis Velasco (3.87) 4-6
6-4
1-0		 Lee Byrd (3.66)
Aaron McCullough (3.66)
Match: 3.43 Rating: 3.38
04/21/2024 D1 Adult 18+
3.5
WASHINGTON PK 18AM3.5A
No California		 W RICHMOND TA/NICHOLL PK 18AM3.5A
No California
Jeffrey Cannon (3.58) 4-6
7-5
1-0		 Fernando Ramos (3.38)
Demetrius Andrews (3.37)
Match: 3.30 Rating: 3.35
04/20/2024 D1 Adult 40+
3.5
Flight
WASHINGTON PK 40AM3.5A
No California		 L CHABOT CANYON 40AM3.5A
No California
Chris Dao (-----) 7-5
4-6
1-0		 David Partrite (-----)
Hendrik van Maldegem (-----)
Match: NC Rating: NC
04/14/2024 D1 Adult 40+
3.5
Flight
WASHINGTON PK 40AM3.5A
No California		 W CLAREMONT R and S 40AM3.5C
No California
Chris Dao (-----) 4-6
6-4
1-0		 Malik Harris (-----)
Tim Frogner (-----)
Match: NC Rating: NC
03/24/2024 D1 Adult 40+
3.5
WASHINGTON PK 40AM3.5A
No California		 W BERKELEY TC 40AM3.5A
No California
Jeffrey Cannon (3.58) 4-6
6-2
1-0		 Nathan Brostrom (3.38)
gregory Leon (3.45)
Match: S Rating: 3.37
03/17/2024 D2 Adult 40+
4.0
WASHINGTON PK 40AM4.0A
No California		 W CLAREMONT R and S 40AM4.0B
No California
Anthony Chaba (3.87) 6-0
6-0		 Michael Lee (3.23)
Jon Bendich (3.17)
Match: 3.43 Rating: 3.37
03/17/2024 D1 Adult 40+
3.5
WASHINGTON PK 40AM3.5A
No California		 W CLAREMONT R and S 40AM3.5A
No California
Jeffrey Cannon (3.50) 5-7
7-6
1-0		 Patrick Kim (3.49)
Scott Straus (3.66)
Match: 3.50 Rating: 3.37
03/16/2024 D1 Adult 40+
3.5
WASHINGTON PK 40AM3.5A
No California		 W CLAREMONT R and S 40AM3.5C
No California
Chris Dao (3.53) 7-5
6-0		 Paul Kennedy (3.20)
David Tussman (3.41)
Match: 3.46 Rating: 3.35
03/10/2024 D3 Adult 40+
4.0
WASHINGTON PK 40AM4.0A
No California		 L MEMORIAL-ALBANY 40AM4.0A
No California
Steven Green (3.89) 7-6
2-6
1-0		 Scott Magness (3.64)
Brandon Lai (3.60)
Match: 3.37 Rating: 3.32
03/10/2024 D1 Adult 40+
3.5
WASHINGTON PK 40AM3.5A
No California		 L CHABOT CANYON 40AM3.5A
No California
Eugene Yu (3.40) 6-1
6-2		 David Partrite (3.54)
Hendrik van Maldegem (3.52)
Match: 3.16 Rating: 3.29
03/09/2024 D3 Adult 40+
4.0
WASHINGTON PK 40AM4.0A
No California		 W RICHMOND TA/NICHOLL PK 40AM4.0A
No California
Dennis Velasco (3.84) 6-3
6-0		 David Dunetz (3.17)
David Wagner (3.48)
Match: 3.38 Rating: 3.33
02/25/2024 D3 Adult 40+
4.0
WASHINGTON PK 40AM4.0A
No California		 L CHABOT CANYON 40AM4.0A
No California
Terry Chea (3.90) 6-2
6-3		 Andreas Berner (3.70)
Lee Byrd (3.65)
Match: 3.14 Rating: 3.29
02/24/2024 D1 Adult 40+
4.0
WASHINGTON PK 40AM4.0A
No California		 L MEMORIAL-ALBANY 40AM4.0A
No California
Ken Fagel (3.58) 6-2
6-1		 Roberto Olivares-Amaya (4.01)
Manish Singh (3.95)
Match: 3.42 Rating: 3.32
02/10/2024 D2 Adult 40+
4.0
WASHINGTON PK 40AM4.0A
No California		 W OAKLAND HILLS 40AM4.0A
No California
Dung Pham (3.87) 6-1
6-3		 Travis Foss (3.62)
Brian Heller (3.49)
Match: 3.55 Rating: 3.35
01/14/2024 D3 Adult 40+
4.0
WASHINGTON PK 40AM4.0A
No California		 W RICHMOND TA/NICHOLL PK 40AM4.0A
No California
Terry Chea (3.89) 6-1
6-3		 Ben Chuaqui (3.51)
Patrik Karlsson (3.55)
Match: 3.47 Rating: 3.28
01/07/2024 D1 Adult 40+
3.5
WASHINGTON PK 40AM3.5A
No California		 W LANEY TA/ALAMEDA HS 40AM3.5B
No California
Chris Dao (3.44) 6-1
6-3		 Nilo Clava (3.45)
Gary Fries (3.03)
Match: 3.35 Rating: 3.19
11/19/2023 D2 Combo
7.5
Flight
WASHINGTON PK CM7.5A
No California		 L CLAREMONT R and S CM7.5A
No California
Steven Green (3.78) 6-3
6-3		 Andrew Waterman (4.02)
Koonal Parmar (3.72)
Match: 3.50 Rating: -----
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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