Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2019) View Advanced Player Stats
John Karwin (Santa Cruz, CA)
Male
Recent Match History
TTR Singles Rating
Last Match Calculated
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TTR Doubles Rating
Last Match Calculated
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Recent Match History
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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+ 4.0 4 1 3 0 25.0 9 2 7 22.2 79 31 48 39.2 0
Adult 40+ 4.0 7 3 4 0 42.9 15 7 8 46.7 126 62 64 49.2 0
Adult 55+ 8.0 3 1 2 0 33.3 7 3 4 42.9 56 30 26 53.6 2
Total 14 5 9 0 35.7 31 12 19 38.7 261 123 138 47.1 2
Match Date Match Team Court Partner Opponent(s) W/L Result Match TTR
11/17/2019 Adult 40+
4.0		 SCOTTS VALLEY HS 40AM4.0A
No California		 D2 Dennis Wootten Miguel Solis

Eugene Paulo 		W 6-2
6-1		 NC NC
10/14/2019 Adult 40+
4.0		 SCOTTS VALLEY HS 40AM4.0A
No California		 D1 Dennis Wootten Johan Moser

Roger Stocker 		L 6-4
6-0		 NC NC
09/02/2019 Adult 40+
4.0		 SCOTTS VALLEY HS 40AM4.0A
No California		 D3 Mat Gafke Clifford Sayko

Paul Marshall 		W 6-2
6-3		 NC NC
08/25/2019 Adult 55+
8.0		 SCOTTS VALLEY HS 55AM8.0A
No California		 D2 Jim Tierney Mitch Priest

Michael Sarpa 		L 6-1
7-5		 NC NC
08/03/2019 Adult 55+
8.0		 SCOTTS VALLEY HS 55AM8.0A
No California		 D1 Jim Tierney Roger Stocker

Eugene Paulo 		L 7-6
4-6
1-0		 NC NC
07/27/2019 Adult 55+
8.0		 SCOTTS VALLEY HS 55AM8.0A
No California		 D3 Duke Houston Default W 6-0
6-0		 ----- -----
07/12/2019 Adult 55+
8.0		 SCOTTS VALLEY HS 55AM8.0A
No California		 D3 Jim Tierney Default W 6-0
6-0		 ----- -----
06/23/2019 Adult 18+
4.0		 SCOTTS VALLEY HS 18AM4.0A
No California		 D3 David Kettinger Mitch Priest

James Haughey 		L 6-2
6-3		 NC NC
06/15/2019 Adult 55+
8.0		 SCOTTS VALLEY HS 55AM8.0A
No California		 D2 Dieter Rothmeier Albert Cabassa

Brad Leach 		W 6-1
6-0		 NC NC
06/09/2019 Adult 18+
4.0		 SCOTTS VALLEY HS 18AM4.0A
No California		 D3 Duke Houston David de Jesus

Bob Linney 		L 7-5
7-5		 NC NC
05/11/2019 Adult 18+
4.0		 SCOTTS VALLEY HS 18AM4.0A
No California		 D3 Duke Houston Jesus Leon

Jeff Culler 		W 1-6
6-4
1-0		 NC NC
04/13/2019 Adult 18+
4.0		 SCOTTS VALLEY HS 18AM4.0A
No California		 D2 Greg Goodman Christopher Glynn

Aaron Bartley 		L 6-4
6-4		 NC NC
03/24/2019 Adult 40+
4.0		 SCOTTS VALLEY HS 40AM4.0A
No California		 D2 Greg Goodman Rob Snyder

Charles Bates 		L 6-4
6-1		 NC NC
03/03/2019 Adult 40+
4.0		 SCOTTS VALLEY HS 40AM4.0A
No California		 D2 Mat Gafke Bret Hammon

Michael Sarpa 		L 6-3
5-7
1-0		 NC NC
02/23/2019 Adult 40+
4.0		 SCOTTS VALLEY HS 40AM4.0A
No California		 D3 Richard S Mann Stephen Maruyama

Sam Brown 		L 7-5
6-1		 NC NC
02/17/2019 Adult 40+
4.0		 SCOTTS VALLEY HS 40AM4.0A
No California		 D3 Mat Gafke David de Jesus

David Fleming 		W 6-2
7-5		 NC NC
11/17/2019 D2 Adult 40+
4.0
SCOTTS VALLEY HS 40AM4.0A
No California		 W SHERWOOD TC 40AM4.0A
No California
Dennis Wootten 6-2
6-1		 Miguel Solis
Eugene Paulo
Match: NC TTR: NC
10/14/2019 D1 Adult 40+
4.0
SCOTTS VALLEY HS 40AM4.0A
No California		 L SHERWOOD TC 40AM4.0A
No California
Dennis Wootten 6-4
6-0		 Johan Moser
Roger Stocker
Match: NC TTR: NC
09/02/2019 D3 Adult 40+
4.0
SCOTTS VALLEY HS 40AM4.0A
No California		 W GILROY TENNIS CLUB/GILROY TENNIS CTR 40AM4.0A
No California
Mat Gafke 6-2
6-3		 Clifford Sayko
Paul Marshall
Match: NC TTR: NC
08/25/2019 D2 Adult 55+
8.0
SCOTTS VALLEY HS 55AM8.0A
No California		 L CORDEVALLE RESORT 55AM8.0A
No California
Jim Tierney 6-1
7-5		 Mitch Priest
Michael Sarpa
Match: NC TTR: NC
08/03/2019 D1 Adult 55+
8.0
SCOTTS VALLEY HS 55AM8.0A
No California		 L SHERWOOD TC 55AM8.0A
No California
Jim Tierney 7-6
4-6
1-0		 Roger Stocker
Eugene Paulo
Match: NC TTR: NC
07/27/2019 D3 Adult 55+
8.0
SCOTTS VALLEY HS 55AM8.0A
No California		 W SEASCAPE SC 55AM8.0A
No California
Duke Houston 6-0
6-0		 Default
Match: ----- TTR: -----
07/12/2019 D3 Adult 55+
8.0
SCOTTS VALLEY HS 55AM8.0A
No California		 W CHAMISAL TC 55AM8.0A
No California
Jim Tierney 6-0
6-0		 Default
Match: ----- TTR: -----
06/23/2019 D3 Adult 18+
4.0
SCOTTS VALLEY HS 18AM4.0A
No California		 L GILROY TENNIS CLUB/GILROY TENNIS CTR 18AM4.0A
No California
David Kettinger 6-2
6-3		 Mitch Priest
James Haughey
Match: NC TTR: NC
06/15/2019 D2 Adult 55+
8.0
SCOTTS VALLEY HS 55AM8.0A
No California		 W CORDEVALLE RESORT 55AM8.0A
No California
Dieter Rothmeier 6-1
6-0		 Albert Cabassa
Brad Leach
Match: NC TTR: NC
06/09/2019 D3 Adult 18+
4.0
SCOTTS VALLEY HS 18AM4.0A
No California		 L RIO DEL MAR 18AM4.0A
No California
Duke Houston 7-5
7-5		 David de Jesus
Bob Linney
Match: NC TTR: NC
05/11/2019 D3 Adult 18+
4.0
SCOTTS VALLEY HS 18AM4.0A
No California		 W RIDGEMARK G&CC 18AM4.0A
No California
Duke Houston 1-6
6-4
1-0		 Jesus Leon
Jeff Culler
Match: NC TTR: NC
04/13/2019 D2 Adult 18+
4.0
SCOTTS VALLEY HS 18AM4.0A
No California		 L RIO DEL MAR 18AM4.0A
No California
Greg Goodman 6-4
6-4		 Christopher Glynn
Aaron Bartley
Match: NC TTR: NC
03/24/2019 D2 Adult 40+
4.0
SCOTTS VALLEY HS 40AM4.0A
No California		 L CARMEL VAC 40AM4.0A
No California
Greg Goodman 6-4
6-1		 Rob Snyder
Charles Bates
Match: NC TTR: NC
03/03/2019 D2 Adult 40+
4.0
SCOTTS VALLEY HS 40AM4.0A
No California		 L GILROY TENNIS CLUB/GILROY TENNIS CTR 40AM4.0A
No California
Mat Gafke 6-3
5-7
1-0		 Bret Hammon
Michael Sarpa
Match: NC TTR: NC
02/23/2019 D3 Adult 40+
4.0
SCOTTS VALLEY HS 40AM4.0A
No California		 L SEASCAPE SC 40AM4.0A
No California
Richard S Mann 7-5
6-1		 Stephen Maruyama
Sam Brown
Match: NC TTR: NC
02/17/2019 D3 Adult 40+
4.0
SCOTTS VALLEY HS 40AM4.0A
No California		 W RIO DEL MAR 40AM4.0A
No California
Mat Gafke 6-2
7-5		 David de Jesus
David Fleming
Match: NC TTR: NC
Glossary
Match Player TTR for individual match.
TTR TTR after completed match.
NC Match not calculated into TTR yet.
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