Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2018) View Advanced Player Stats
David Zonker (Denver, CO)
Male 		3.5 C
12/31/2023
Estimated Dynamic Rating 3.4394
2/21/2025
Projected Year End Rating ------
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3.5 Rating Meter
Rating Meter
3.0001 - 3.5000
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 55+ 7.0 5 4 1 0 80.0 13 9 4 69.2 81 50 31 61.7 0
Adult 65+ 7.0 10 7 3 0 70.0 22 15 7 68.2 181 105 76 58.0 0
Total 15 11 4 0 73.3 35 24 11 68.6 262 155 107 59.2 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
10/13/2018 Adult 65+
7.0
Sectionals		 ARCA RED
Intermountain		 D2 Dan Johnson
(3.45) 		Robert Campbell
(3.90)
Edward Dibble
(2.98) 		L 6-2
6-2		 3.09 3.27
10/12/2018 Adult 65+
7.0
Sectionals		 ARCA RED
Intermountain		 D1 Dan Johnson
(3.42) 		Thomas McLain
(3.45)
Steven Schwartz
(3.25) 		W 2-6
7-5
1-0		 3.26 3.33
10/12/2018 Adult 65+
7.0
Sectionals		 ARCA RED
Intermountain		 D2 Dan Johnson
(3.48) 		Paige Parker
(3.15)
David Northness
(3.09) 		L 2-6
7-6
1-0		 3.11 3.30
09/13/2018 Adult 65+
7.0
Districts		 ARCA RED
Intermountain		 D1 Dan Johnson
(3.50) 		James Cooper
(3.41)
Tim Walsh
(3.21) 		W 6-4
7-5		 3.34 3.36
09/12/2018 Adult 65+
7.0
Districts		 ARCA RED
Intermountain		 D1 Dan Johnson
(3.49) 		Dennis McGeein
(3.70)
Mark Burns
(2.72) 		W 6-0
6-3		 3.49 3.38
09/11/2018 Adult 65+
7.0
Districts		 ARCA RED
Intermountain		 D1 Dan Johnson
(3.47) 		John Posluszny
(3.38)
Larry Place
(3.03) 		W 6-1
6-3		 3.44 3.37
08/17/2018 Adult 65+
7.0		 ARCA RED
Intermountain		 D1 H Frederick Weiss
(3.34) 		Mike O'Dell
(3.28)
Gene Jackson
(3.09) 		W 6-2
6-3		 3.41 3.36
08/10/2018 Adult 65+
7.0		 ARCA RED
Intermountain		 D2 H Frederick Weiss
(3.41) 		Jeff Ilseman
(2.63)
Marlin Godown
(4.12) 		L 6-4
6-2		 3.15 3.31
08/03/2018 Adult 65+
7.0		 ARCA RED
Intermountain		 D2 JAMES SORCE
(3.32) 		Walt Grebing
(3.10)
Chris Snow
(3.12) 		W 6-3
6-1		 3.42 3.36
07/27/2018 Adult 65+
7.0		 ARCA RED
Intermountain		 D1 David Klein
(3.51) 		Stewart Brown
(3.27)
Larry Parkhurst
(3.27) 		W 6-3
6-3		 3.39 3.35
07/06/2018 Adult 55+
7.0		 ARCA BLUE
Intermountain		 D2 Larry Riesberg
(3.29) 		Russell Coppo
(3.14)
Charlie Belton
(3.11) 		W 6-0
6-2		 3.52 3.37
06/29/2018 Adult 55+
7.0		 ARCA BLUE
Intermountain		 D1 David Klein
(3.47) 		Robert Falk
(3.22)
Jose Antonio Rojas
(3.28) 		W 3-6
6-2
1-0		 3.23 3.31
06/15/2018 Adult 55+
7.0		 ARCA BLUE
Intermountain		 D2 Dan Johnson
(3.43) 		David Orsborn
(2.93)
Randy Michaelis
(3.12) 		W 6-1
6-3		 3.26 3.32
05/18/2018 Adult 55+
7.0		 ARCA BLUE
Intermountain		 D1 David Klein
(3.49) 		Dick Mallot
(3.40)
Paul Para
(3.37) 		L 6-2
2-6
1-0		 3.28 3.33
05/11/2018 Adult 55+
7.0		 ARCA BLUE
Intermountain		 D1 David Klein
(3.50) 		Robert Falk
(3.28)
David Brown
(3.51) 		W 1-6
6-2
1-0		 3.32 3.34
10/13/2018 D2 Adult 65+
7.0
Sectionals
ARCA RED
Intermountain		 L DTC
Intermountain
Dan Johnson (3.45) 6-2
6-2		 Robert Campbell (3.90)
Edward Dibble (2.98)
Match: 3.09 Rating: 3.27
10/12/2018 D1 Adult 65+
7.0
Sectionals
ARCA RED
Intermountain		 W Western Montana Posse
Intermountain
Dan Johnson (3.42) 2-6
7-5
1-0		 Thomas McLain (3.45)
Steven Schwartz (3.25)
Match: 3.26 Rating: 3.33
10/12/2018 D2 Adult 65+
7.0
Sectionals
ARCA RED
Intermountain		 L Treasure Valley/Fossils
Intermountain
Dan Johnson (3.48) 2-6
7-6
1-0		 Paige Parker (3.15)
David Northness (3.09)
Match: 3.11 Rating: 3.30
09/13/2018 D1 Adult 65+
7.0
Districts
ARCA RED
Intermountain		 W MLF
Intermountain
Dan Johnson (3.50) 6-4
7-5		 James Cooper (3.41)
Tim Walsh (3.21)
Match: 3.34 Rating: 3.36
09/12/2018 D1 Adult 65+
7.0
Districts
ARCA RED
Intermountain		 W CP GREEN
Intermountain
Dan Johnson (3.49) 6-0
6-3		 Dennis McGeein (3.70)
Mark Burns (2.72)
Match: 3.49 Rating: 3.38
09/11/2018 D1 Adult 65+
7.0
Districts
ARCA RED
Intermountain		 W HEB RED
Intermountain
Dan Johnson (3.47) 6-1
6-3		 John Posluszny (3.38)
Larry Place (3.03)
Match: 3.44 Rating: 3.37
08/17/2018 D1 Adult 65+
7.0
ARCA RED
Intermountain		 W LTA YELLOW
Intermountain
H Frederick Weiss (3.34) 6-2
6-3		 Mike O'Dell (3.28)
Gene Jackson (3.09)
Match: 3.41 Rating: 3.36
08/10/2018 D2 Adult 65+
7.0
ARCA RED
Intermountain		 L RMTC GREEN
Intermountain
H Frederick Weiss (3.41) 6-4
6-2		 Jeff Ilseman (2.63)
Marlin Godown (4.12)
Match: 3.15 Rating: 3.31
08/03/2018 D2 Adult 65+
7.0
ARCA RED
Intermountain		 W NJ GREEN
Intermountain
JAMES SORCE (3.32) 6-3
6-1		 Walt Grebing (3.10)
Chris Snow (3.12)
Match: 3.42 Rating: 3.36
07/27/2018 D1 Adult 65+
7.0
ARCA RED
Intermountain		 W LTA YELLOW
Intermountain
David Klein (3.51) 6-3
6-3		 Stewart Brown (3.27)
Larry Parkhurst (3.27)
Match: 3.39 Rating: 3.35
07/06/2018 D2 Adult 55+
7.0
ARCA BLUE
Intermountain		 W BRMST RED
Intermountain
Larry Riesberg (3.29) 6-0
6-2		 Russell Coppo (3.14)
Charlie Belton (3.11)
Match: 3.52 Rating: 3.37
06/29/2018 D1 Adult 55+
7.0
ARCA BLUE
Intermountain		 W CVTA GOLD
Intermountain
David Klein (3.47) 3-6
6-2
1-0		 Robert Falk (3.22)
Jose Antonio Rojas (3.28)
Match: 3.23 Rating: 3.31
06/15/2018 D2 Adult 55+
7.0
ARCA BLUE
Intermountain		 W NJ GREEN
Intermountain
Dan Johnson (3.43) 6-1
6-3		 David Orsborn (2.93)
Randy Michaelis (3.12)
Match: 3.26 Rating: 3.32
05/18/2018 D1 Adult 55+
7.0
ARCA BLUE
Intermountain		 L LTA ORANGE
Intermountain
David Klein (3.49) 6-2
2-6
1-0		 Dick Mallot (3.40)
Paul Para (3.37)
Match: 3.28 Rating: 3.33
05/11/2018 D1 Adult 55+
7.0
ARCA BLUE
Intermountain		 W CVTA GOLD
Intermountain
David Klein (3.50) 1-6
6-2
1-0		 Robert Falk (3.28)
David Brown (3.51)
Match: 3.32 Rating: 3.34
Glossary
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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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