Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2014) View Advanced Player Stats
David Koss (San Mateo, CA)
Male 		3.5 C
12/31/2022
Estimated Dynamic Rating 3.1634
7/5/2024
Projected Year End Rating ------
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3.5 Rating Meter
Rating Meter
3.0001 - 3.5000
Recent Match History Current Rating History
2014 Overall Season [Doubles]
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 18+ 3.5 4 1 3 0 25.0 9 3 6 33.3 69 29 40 42.0 1
Adult 18+ 4.0 1 0 1 0 0.0 2 0 2 0.0 13 1 12 7.7 0
Adult 40+ 3.5 6 1 5 0 16.7 14 4 10 28.6 103 38 65 36.9 0
Adult 40+ 4.0 5 1 4 0 20.0 10 2 8 20.0 87 34 53 39.1 0
Combo 7.5 5 0 5 0 0.0 12 2 10 16.7 82 24 58 29.3 0
Mixed 18+ 7.0 3 0 3 0 0.0 9 3 6 33.3 59 32 27 54.2 0
Total 24 3 21 0 12.5 56 14 42 25.0 413 158 255 38.3 1
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
12/14/2014 Combo
7.5		 GOLDEN GATE PK CM7.5D
No California		 D2 Walter Martin Kotaro Uyeda

Will Litton 		L 4-6
6-1
1-0		 ----- -----
12/06/2014 Combo
7.5		 GOLDEN GATE PK CM7.5D
No California		 D2 Derek Boorse John Tran

Jason Rowe 		L 4-6
6-1
1-0		 ----- -----
11/15/2014 Combo
7.5		 GOLDEN GATE PK CM7.5D
No California		 D2 Lawrence Henriquez David Gopal

Andrew Hawley 		L 6-1
6-1		 ----- -----
11/02/2014 Combo
7.5		 GOLDEN GATE PK CM7.5D
No California		 D3 Mike Sing Michael Blonsky

Kim Steele 		L 6-1
6-3		 ----- -----
09/27/2014 Combo
7.5		 GOLDEN GATE PK CM7.5D
No California		 D1 Mike Sing Nam Vu

Jeffrey Ta 		L 6-0
6-4		 ----- -----
08/23/2014 Mixed 18+
7.0		 GOLDEN GATE PK 18MX7.0A
No California		 D3 Janet Arnesty Sherry Spain

Roy Saenz 		L 2-6
7-6
1-0		 ----- -----
08/10/2014 Mixed 18+
7.0		 GOLDEN GATE PK 18MX7.0A
No California		 D2 Jolinda Gladstein Brigitte Shearer

David Pollock 		L 2-6
6-4
1-0		 ----- -----
07/13/2014 Mixed 18+
7.0		 GOLDEN GATE PK 18MX7.0A
No California		 D3 Lisa Eastlack Cindy James

Senthil Kumar Ramakrishnan 		L 1-6
6-4
1-0		 ----- -----
06/27/2014 Adult 18+
3.5		 GOLDEN GATE PK 18AM3.5C
No California		 D1 Jubran Kanaan Sai Madhavan

Paul Johnson 		L 6-3
6-4		 ----- -----
06/03/2014 Adult 18+
3.5		 GOLDEN GATE PK 18AM3.5C
No California		 D2 Walter Martin John Jones

Issa J Michael 		L 6-0
6-1		 ----- -----
05/31/2014 Adult 18+
3.5		 GOLDEN GATE PK 18AM3.5C
No California		 D1 Colston Young Steve Brown

Michael Derwin 		W 6-3
6-2		 ----- -----
05/24/2014 Adult 18+
3.5		 GOLDEN GATE PK 18AM3.5C
No California		 D1 Diego Legrand Scott Carson

Andrew May 		L 6-3
4-6
1-0		 ----- -----
05/14/2014 Adult 18+
4.0		 GOLDEN GATE PK 18AM4.0C
No California		 D2 Walter Martin Michael Breyer

Michael Terris 		L 6-0
6-1		 ----- -----
05/11/2014 Adult 18+
3.5		 GOLDEN GATE PK 18AM3.5C
No California		 D3 Walter Martin Default W 6-0
6-0		 ----- -----
05/04/2014 Adult 40+
3.5
Districts		 GOLDEN GATE PK 40AM3.5A
No California		 D3 Al Pasion Adam Cohen

Eric Raff 		L 6-2
6-0		 ----- -----
05/03/2014 Adult 40+
3.5
Districts		 GOLDEN GATE PK 40AM3.5A
No California		 D1 John Wilk Russell Coulter

David Olnes 		L 6-2
6-1		 ----- -----
05/02/2014 Adult 40+
3.5
Districts		 GOLDEN GATE PK 40AM3.5A
No California		 D3 John Wilk Ken Zepponi

Peter Kennedy 		L 6-1
6-3		 ----- -----
03/30/2014 Adult 40+
4.0		 GOLDEN GATE PK 40AM4.0B
No California		 D2 David Mariottini Camden Kim

Victor Gee 		L 6-0
6-4		 ----- -----
03/28/2014 Adult 40+
4.0		 GOLDEN GATE PK 40AM4.0B
No California		 D2 Derek Boorse Charlie Wyman

Dan Doyle 		L 6-4
6-4		 ----- -----
03/08/2014 Adult 40+
3.5		 GOLDEN GATE PK 40AM3.5A
No California		 D2 Kai Qian Andrew Gaeddert

Vince Adams 		W 7-5
7-5		 ----- -----
02/23/2014 Adult 40+
3.5		 GOLDEN GATE PK 40AM3.5A
No California		 D2 Al Pasion Joe Lau

Kirk Fruge 		L 1-6
6-1
1-0		 ----- -----
02/16/2014 Adult 40+
3.5		 GOLDEN GATE PK 40AM3.5A
No California		 D2 William Gibson Daniel Ogawa

Roy Saenz 		L 4-6
6-2
1-0		 ----- -----
02/09/2014 Adult 40+
4.0		 GOLDEN GATE PK 40AM4.0B
No California		 D2 Wilbur Houston Steven Buchholz

Jason Goodrick 		L 6-1
6-4		 ----- -----
02/01/2014 Adult 40+
4.0		 GOLDEN GATE PK 40AM4.0B
No California		 D2 Christopher Plante John Edwards

Les Wong 		L 6-2
6-3		 ----- -----
01/18/2014 Adult 40+
4.0		 GOLDEN GATE PK 40AM4.0B
No California		 D2 Keith Denkler JOHN LABAHN

David Foster 		W 6-2
6-3		 ----- -----
12/14/2014 D2 Combo
7.5
GOLDEN GATE PK CM7.5D
No California		 L GOLDEN GATE PK CM7.5A
No California
Walter Martin 4-6
6-1
1-0		 Kotaro Uyeda
Will Litton
Match: ----- Rating: -----
12/06/2014 D2 Combo
7.5
GOLDEN GATE PK CM7.5D
No California		 L GLTF/SAN FRAN ST U CM7.5A
No California
Derek Boorse 4-6
6-1
1-0		 John Tran
Jason Rowe
Match: ----- Rating: -----
11/15/2014 D2 Combo
7.5
GOLDEN GATE PK CM7.5D
No California		 L GOLDEN GATEWY CM7.5A
No California
Lawrence Henriquez 6-1
6-1		 David Gopal
Andrew Hawley
Match: ----- Rating: -----
11/02/2014 D3 Combo
7.5
GOLDEN GATE PK CM7.5D
No California		 L GOLDEN GATE PK CM7.5B
No California
Mike Sing 6-1
6-3		 Michael Blonsky
Kim Steele
Match: ----- Rating: -----
09/27/2014 D1 Combo
7.5
GOLDEN GATE PK CM7.5D
No California		 L GLTF/SAN FRAN ST U CM7.5C
No California
Mike Sing 6-0
6-4		 Nam Vu
Jeffrey Ta
Match: ----- Rating: -----
08/23/2014 D3 Mixed 18+
7.0
GOLDEN GATE PK 18MX7.0A
No California		 L BAY CLUB SF TENNIS 18MX7.0B
No California
Janet Arnesty 2-6
7-6
1-0		 Sherry Spain
Roy Saenz
Match: ----- Rating: -----
08/10/2014 D2 Mixed 18+
7.0
GOLDEN GATE PK 18MX7.0A
No California		 L HIGHLANDS REC CENTER 18MX7.0A
No California
Jolinda Gladstein 2-6
6-4
1-0		 Brigitte Shearer
David Pollock
Match: ----- Rating: -----
07/13/2014 D3 Mixed 18+
7.0
GOLDEN GATE PK 18MX7.0A
No California		 L GOLDEN GATEWY 18MX7.0A
No California
Lisa Eastlack 1-6
6-4
1-0		 Cindy James
Senthil Kumar Ramakrishnan
Match: ----- Rating: -----
06/27/2014 D1 Adult 18+
3.5
GOLDEN GATE PK 18AM3.5C
No California		 L BAY CLUB SF TENNIS 18AM3.5A
No California
Jubran Kanaan () 6-3
6-4		 Sai Madhavan
Paul Johnson
Match: ----- Rating: -----
06/03/2014 D2 Adult 18+
3.5
GOLDEN GATE PK 18AM3.5C
No California		 L BAY CLUB SF TENNIS 18AM3.5A
No California
Walter Martin () 6-0
6-1		 John Jones
Issa J Michael
Match: ----- Rating: -----
05/31/2014 D1 Adult 18+
3.5
GOLDEN GATE PK 18AM3.5C
No California		 W GLTF/SAN FRAN ST U 18AM3.5C
No California
Colston Young () 6-3
6-2		 Steve Brown
Michael Derwin
Match: ----- Rating: -----
05/24/2014 D1 Adult 18+
3.5
GOLDEN GATE PK 18AM3.5C
No California		 L YMCA PRESIDIO 18AM3.5A
No California
Diego Legrand () 6-3
4-6
1-0		 Scott Carson
Andrew May
Match: ----- Rating: -----
05/14/2014 D2 Adult 18+
4.0
GOLDEN GATE PK 18AM4.0C
No California		 L CALIFORNIA TC 18AM4.0A
No California
Walter Martin () 6-0
6-1		 Michael Breyer
Michael Terris
Match: ----- Rating: -----
05/11/2014 D3 Adult 18+
3.5
GOLDEN GATE PK 18AM3.5C
No California		 W GOLDEN GATE PK 18AM3.5B
No California
Walter Martin () 6-0
6-0		 Default
Match: ----- Rating: -----
05/04/2014 D3 Adult 40+
3.5
Districts
GOLDEN GATE PK 40AM3.5A
No California		 L LOS GATOS SR 40AM3.5A
No California
Al Pasion () 6-2
6-0		 Adam Cohen
Eric Raff
Match: ----- Rating: -----
05/03/2014 D1 Adult 40+
3.5
Districts
GOLDEN GATE PK 40AM3.5A
No California		 L BAY TREES PK 40AM3.5A
No California
John Wilk () 6-2
6-1		 Russell Coulter
David Olnes
Match: ----- Rating: -----
05/02/2014 D3 Adult 40+
3.5
Districts
GOLDEN GATE PK 40AM3.5A
No California		 L PETALUMA V AC 40AM3.5A
No California
John Wilk () 6-1
6-3		 Ken Zepponi
Peter Kennedy
Match: ----- Rating: -----
03/30/2014 D2 Adult 40+
4.0
GOLDEN GATE PK 40AM4.0B
No California		 L DALY CITY CTA/WESTLAKE PK 40AM4.0A
No California
David Mariottini () 6-0
6-4		 Camden Kim
Victor Gee
Match: ----- Rating: -----
03/28/2014 D2 Adult 40+
4.0
GOLDEN GATE PK 40AM4.0B
No California		 L CALIFORNIA TC 40AM4.0A
No California
Derek Boorse () 6-4
6-4		 Charlie Wyman
Dan Doyle
Match: ----- Rating: -----
03/08/2014 D2 Adult 40+
3.5
GOLDEN GATE PK 40AM3.5A
No California		 W SAN FRAN TC 40AM3.5A
No California
Kai Qian () 7-5
7-5		 Andrew Gaeddert
Vince Adams
Match: ----- Rating: -----
02/23/2014 D2 Adult 40+
3.5
GOLDEN GATE PK 40AM3.5A
No California		 L GLTF/SAN FRAN ST U 40AM3.5A
No California
Al Pasion () 1-6
6-1
1-0		 Joe Lau
Kirk Fruge
Match: ----- Rating: -----
02/16/2014 D2 Adult 40+
3.5
GOLDEN GATE PK 40AM3.5A
No California		 L SAN FRAN TC 40AM3.5A
No California
William Gibson () 4-6
6-2
1-0		 Daniel Ogawa
Roy Saenz
Match: ----- Rating: -----
02/09/2014 D2 Adult 40+
4.0
GOLDEN GATE PK 40AM4.0B
No California		 L SAN FRAN TC 40AM4.0A
No California
Wilbur Houston () 6-1
6-4		 Steven Buchholz
Jason Goodrick
Match: ----- Rating: -----
02/01/2014 D2 Adult 40+
4.0
GOLDEN GATE PK 40AM4.0B
No California		 L GOLDEN GATEWY 40AM4.0A
No California
Christopher Plante () 6-2
6-3		 John Edwards
Les Wong
Match: ----- Rating: -----
01/18/2014 D2 Adult 40+
4.0
GOLDEN GATE PK 40AM4.0B
No California		 W YMCA PRESIDIO 40AM4.0A
No California
Keith Denkler () 6-2
6-3		 JOHN LABAHN
David Foster
Match: ----- 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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