Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2017) View Advanced Player Stats
Dirk Holkeboer (Visalia, CA)
Male 		3.5 C
12/31/2021
Estimated Dynamic Rating 3.3103
10/25/2024
Projected Year End Rating ------
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3.5 Rating Meter
Rating Meter
3.0001 - 3.5000
Recent Match History Current Rating History
2017 Overall Season
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 40+ 3.5 9 7 2 0 77.8 21 15 6 71.4 170 102 68 60.0 0
Mixed 18+ 7.0 3 0 3 0 0.0 7 1 6 14.3 55 21 34 38.2 0
Total 12 7 5 0 58.3 28 16 12 57.1 225 123 102 54.7 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
08/28/2017 Mixed 18+
7.0		 IN SHAPE: DEMAREE VISALIA 18MX7.0A
No California		 D2 Yvette Rollema
(3.45) 		Paul Jelmini
(3.79)
Diane Diedrich
(2.82) 		L 6-1
6-4		 3.00 3.24
08/17/2017 Mixed 18+
7.0		 IN SHAPE: DEMAREE VISALIA 18MX7.0A
No California		 D2 Judy Blunt
(3.22) 		Fran Boswell
(3.44)
Chan Po
(3.28) 		L 6-2
6-3		 3.19 3.31
07/15/2017 Mixed 18+
7.0		 IN SHAPE: DEMAREE VISALIA 18MX7.0A
No California		 D2 Gabrielle Villegas
(3.39) 		Eric Burns
(3.25)
Angelina Bennett
(3.45) 		L 2-6
7-5
1-0		 3.37 3.37
04/30/2017 Adult 40+
3.5
Districts		 IN SHAPE: DEMAREE VISALIA 40AM3.5A
No California		 D3 James Kennard
(3.37) 		Siva Sanmuga
(3.00)
Joe Bellmore
(3.11) 		W 6-1
6-2		 3.38 3.33
04/29/2017 Adult 40+
3.5
Districts		 IN SHAPE: DEMAREE VISALIA 40AM3.5A
No California		 D2 James Kennard
(3.42) 		David Marston
(3.50)
Jake Nunn
(3.32) 		W 5-7
6-4
1-0		 3.37 3.34
04/15/2017 Adult 40+
3.5
League		 IN SHAPE: DEMAREE VISALIA 40AM3.5A
No California		 D1 James Kennard
(3.32) 		Ching Chiaw Choo
(3.05)
Robert Croeni
(3.12) 		W 5-7
7-6
1-0		 3.09 3.29
03/26/2017 Adult 40+
3.5		 IN SHAPE: DEMAREE VISALIA 40AM3.5A
No California		 D2 Robert Prochnow
(3.34) 		inwon hwang
(3.03)
Hector Monreal
(3.03) 		W 6-3
6-3		 3.25 3.32
03/04/2017 Adult 40+
3.5		 IN SHAPE: DEMAREE VISALIA 40AM3.5A
No California		 D1 James Kennard
(3.28) 		Jeffrey Surber
(3.54)
Gregory McLaren
(3.07) 		W 6-1
6-2		 3.67 3.41
02/13/2017 Adult 40+
3.5		 IN SHAPE: DEMAREE VISALIA 40AM3.5A
No California		 D1 James Kennard
(3.25) 		Bryan Wagner
(3.14)
Hector Monreal
(3.02) 		W 6-2
6-2		 3.39 3.34
02/12/2017 Adult 40+
3.5		 IN SHAPE: DEMAREE VISALIA 40AM3.5A
No California		 D1 Paul Harrington
(3.05) 		David Brand
(3.25)
Michael Holtermann
(3.06) 		L 6-4
6-2		 3.10 3.28
02/04/2017 Adult 40+
3.5		 IN SHAPE: DEMAREE VISALIA 40AM3.5A
No California		 D1 Paul Harrington
(3.05) 		John Stratigos
(3.01)
Doug Holton
(-----) 		W 6-4
6-1		 3.34 3.34
01/05/2017 Adult 40+
3.5		 IN SHAPE: DEMAREE VISALIA 40AM3.5A
No California		 D2 Scott Hakl
(3.12) 		David Brand
(3.22)
Michael Holtermann
(3.15) 		L 3-6
7-5
1-0		 3.31 3.34
08/28/2017 D2 Mixed 18+
7.0
IN SHAPE: DEMAREE VISALIA 18MX7.0A
No California		 L CLOVIS NORTH HS 18MX7.0A
No California
Yvette Rollema (3.45) 6-1
6-4		 Paul Jelmini (3.79)
Diane Diedrich (2.82)
Match: 3.00 Rating: 3.24
08/17/2017 D2 Mixed 18+
7.0
IN SHAPE: DEMAREE VISALIA 18MX7.0A
No California		 L ROEDING PK TENNIS CL/ROEDING PK 18MX7.0A
No California
Judy Blunt (3.22) 6-2
6-3		 Fran Boswell (3.44)
Chan Po (3.28)
Match: 3.19 Rating: 3.31
07/15/2017 D2 Mixed 18+
7.0
IN SHAPE: DEMAREE VISALIA 18MX7.0A
No California		 L CLOVIS NORTH HS 18MX7.0A
No California
Gabrielle Villegas (3.39) 2-6
7-5
1-0		 Eric Burns (3.25)
Angelina Bennett (3.45)
Match: 3.37 Rating: 3.37
04/30/2017 D3 Adult 40+
3.5
Districts
IN SHAPE: DEMAREE VISALIA 40AM3.5A
No California		 W IN SHAPE SPORTS DOVER 40AM3.5A
No California
James Kennard (3.37) 6-1
6-2		 Siva Sanmuga (3.00)
Joe Bellmore (3.11)
Match: 3.38 Rating: 3.33
04/29/2017 D2 Adult 40+
3.5
Districts
IN SHAPE: DEMAREE VISALIA 40AM3.5A
No California		 W LADERA OAKS 40AM3.5A
No California
James Kennard (3.42) 5-7
6-4
1-0		 David Marston (3.50)
Jake Nunn (3.32)
Match: 3.37 Rating: 3.34
04/15/2017 D1 Adult 40+
3.5
League
IN SHAPE: DEMAREE VISALIA 40AM3.5A
No California		 W ROEDING PK TENNIS CL/ROEDING PK 40AM3.5A
No California
James Kennard (3.32) 5-7
7-6
1-0		 Ching Chiaw Choo (3.05)
Robert Croeni (3.12)
Match: 3.09 Rating: 3.29
03/26/2017 D2 Adult 40+
3.5
IN SHAPE: DEMAREE VISALIA 40AM3.5A
No California		 W FIG GARDEN 40AM3.5A
No California
Robert Prochnow (3.34) 6-3
6-3		 inwon hwang (3.03)
Hector Monreal (3.03)
Match: 3.25 Rating: 3.32
03/04/2017 D1 Adult 40+
3.5
IN SHAPE: DEMAREE VISALIA 40AM3.5A
No California		 W ROEDING PK TENNIS CL/ROEDING PK 40AM3.5A
No California
James Kennard (3.28) 6-1
6-2		 Jeffrey Surber (3.54)
Gregory McLaren (3.07)
Match: 3.67 Rating: 3.41
02/13/2017 D1 Adult 40+
3.5
IN SHAPE: DEMAREE VISALIA 40AM3.5A
No California		 W FIG GARDEN 40AM3.5A
No California
James Kennard (3.25) 6-2
6-2		 Bryan Wagner (3.14)
Hector Monreal (3.02)
Match: 3.39 Rating: 3.34
02/12/2017 D1 Adult 40+
3.5
IN SHAPE: DEMAREE VISALIA 40AM3.5A
No California		 L COPPER RIVER CC 40AM3.5A
No California
Paul Harrington (3.05) 6-4
6-2		 David Brand (3.25)
Michael Holtermann (3.06)
Match: 3.10 Rating: 3.28
02/04/2017 D1 Adult 40+
3.5
IN SHAPE: DEMAREE VISALIA 40AM3.5A
No California		 W SIERRA SPORT 40AM3.5A
No California
Paul Harrington (3.05) 6-4
6-1		 John Stratigos (3.01)
Doug Holton (-----)
Match: 3.34 Rating: 3.34
01/05/2017 D2 Adult 40+
3.5
IN SHAPE: DEMAREE VISALIA 40AM3.5A
No California		 L COPPER RIVER CC 40AM3.5A
No California
Scott Hakl (3.12) 3-6
7-5
1-0		 David Brand (3.22)
Michael Holtermann (3.15)
Match: 3.31 Rating: 3.34
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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