Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2017) View Advanced Player Stats
Zig Berzins (Englewood, CO)
Male 		3.0 C
12/31/2022
Estimated Dynamic Rating 2.8199
9/7/2024
Projected Year End Rating ------
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3.0 Rating Meter
Rating Meter
2.5001 - 3.0000
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 18+ 3.5 1 0 1 0 0.0 2 0 2 0.0 19 7 12 36.8 0
Adult 40+ 3.5 3 1 2 0 33.3 7 3 4 42.9 53 24 29 45.3 0
Adult 55+ 7.0 4 1 3 0 25.0 9 2 7 22.2 68 25 43 36.8 0
Adult 65+ 7.0 6 3 3 0 50.0 14 7 7 50.0 116 62 54 53.4 0
Total 14 5 9 0 35.7 32 12 20 37.5 256 118 138 46.1 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
10/13/2017 Adult 65+
7.0
Sectionals		 DTC NAVY
Intermountain		 D3 John Driesbach
(3.09) 		Larry Duncan
(2.99)
Rich Echternkamp
(3.39) 		L 2-6
6-4
1-0		 3.18 3.10
09/12/2017 Adult 65+
7.0
Districts		 DTC NAVY
Intermountain		 D3 John Driesbach
(3.04) 		Barry Halpern
(3.85)
Garry Johnson
(3.08) 		W 6-4
5-7
1-0		 3.29 3.10
08/18/2017 Adult 65+
7.0		 DTC NAVY
Intermountain		 D1 Allen McKie
(3.55) 		Richard Treat
(3.62)
Jim Head
(3.38) 		L 7-6
7-5		 3.08 3.05
08/11/2017 Adult 65+
7.0		 DTC NAVY
Intermountain		 D3 Leroy Kauffman
(2.91) 		Stan Bjurstrom
(2.71)
Charles Schambach
(2.78) 		W 6-4
6-0		 3.14 3.06
08/04/2017 Adult 65+
7.0		 DTC NAVY
Intermountain		 D2 John Moorhead
(3.19) 		Christopher Ayala
(3.41)
John Goodrick
(2.71) 		L 6-4
6-1		 2.81 2.99
07/27/2017 Adult 40+
3.5		 DTC GOLD
Intermountain		 D3 John Driesbach
(3.00) 		Gary Schanman
(3.11)
Scott Ungar
(2.95) 		W 6-4
6-2		 3.27 3.15
07/14/2017 Adult 65+
7.0		 DTC NAVY
Intermountain		 D2 Allen McKie
(3.53) 		Ed Onderko
(3.02)
Thomas McKenzie
(2.88) 		W 6-2
6-2		 3.11 3.05
07/12/2017 Adult 40+
3.5		 DTC GOLD
Intermountain		 D2 John Driesbach
(3.03) 		John Aloe
(3.37)
Bo Lee
(3.17) 		L 6-3
6-0		 2.97 3.10
07/07/2017 Adult 55+
7.0		 DTC RED
Intermountain		 D1 Paul Bunn
(3.31) 		Robert Shelton
(2.81)
Robert Dale
(3.79) 		L 6-4
6-0		 2.92 3.10
07/05/2017 Adult 40+
3.5		 DTC GOLD
Intermountain		 D2 Bill Dudley
(3.25) 		Robert Gibson
(3.27)
Julius Zsako
(3.06) 		L 6-3
4-6
1-0		 3.08 3.14
06/08/2017 Adult 18+
3.5		 DTC BLUE
Intermountain		 D3 John Driesbach
(3.03) 		John Granville
(3.32)
Dax Craig
(3.15) 		L 6-4
6-3		 3.16 3.18
06/02/2017 Adult 55+
7.0		 DTC RED
Intermountain		 D2 Paul Bunn
(3.25) 		Kevin Manion
(2.83)
Ronald West
(3.55) 		W 6-0
1-6
1-0		 3.21 3.18
05/28/2017 Adult 55+
7.0		 DTC RED
Intermountain		 D2 Craig Johnson
(3.27) 		Richard Maxwell
(3.10)
Bruce Miller
(3.20) 		L 6-3
6-2		 2.89 3.13
05/05/2017 Adult 55+
7.0		 DTC RED
Intermountain		 D2 John Moorhead
(3.25) 		Robert Dale
(3.90)
Robert Shelton
(2.91) 		L 6-3
7-5		 3.27 3.24
10/13/2017 D3 Adult 65+
7.0
Sectionals
DTC NAVY
Intermountain		 L DTC
Intermountain
John Driesbach (3.09) 2-6
6-4
1-0		 Larry Duncan (2.99)
Rich Echternkamp (3.39)
Match: 3.18 Rating: 3.10
09/12/2017 D3 Adult 65+
7.0
Districts
DTC NAVY
Intermountain		 W ARCA RED
Intermountain
John Driesbach (3.04) 6-4
5-7
1-0		 Barry Halpern (3.85)
Garry Johnson (3.08)
Match: 3.29 Rating: 3.10
08/18/2017 D1 Adult 65+
7.0
DTC NAVY
Intermountain		 L LTC GOLD
Intermountain
Allen McKie (3.55) 7-6
7-5		 Richard Treat (3.62)
Jim Head (3.38)
Match: 3.08 Rating: 3.05
08/11/2017 D3 Adult 65+
7.0
DTC NAVY
Intermountain		 W CK RED
Intermountain
Leroy Kauffman (2.91) 6-4
6-0		 Stan Bjurstrom (2.71)
Charles Schambach (2.78)
Match: 3.14 Rating: 3.06
08/04/2017 D2 Adult 65+
7.0
DTC NAVY
Intermountain		 L CP GREEN
Intermountain
John Moorhead (3.19) 6-4
6-1		 Christopher Ayala (3.41)
John Goodrick (2.71)
Match: 2.81 Rating: 2.99
07/27/2017 D3 Adult 40+
3.5
DTC GOLD
Intermountain		 W GCC RED
Intermountain
John Driesbach (3.00) 6-4
6-2		 Gary Schanman (3.11)
Scott Ungar (2.95)
Match: 3.27 Rating: 3.15
07/14/2017 D2 Adult 65+
7.0
DTC NAVY
Intermountain		 W DTC MAROON
Intermountain
Allen McKie (3.53) 6-2
6-2		 Ed Onderko (3.02)
Thomas McKenzie (2.88)
Match: 3.11 Rating: 3.05
07/12/2017 D2 Adult 40+
3.5
DTC GOLD
Intermountain		 L CP BLUE
Intermountain
John Driesbach (3.03) 6-3
6-0		 John Aloe (3.37)
Bo Lee (3.17)
Match: 2.97 Rating: 3.10
07/07/2017 D1 Adult 55+
7.0
DTC RED
Intermountain		 L HEB RED
Intermountain
Paul Bunn (3.31) 6-4
6-0		 Robert Shelton (2.81)
Robert Dale (3.79)
Match: 2.92 Rating: 3.10
07/05/2017 D2 Adult 40+
3.5
DTC GOLD
Intermountain		 L CACM YELLOW
Intermountain
Bill Dudley (3.25) 6-3
4-6
1-0		 Robert Gibson (3.27)
Julius Zsako (3.06)
Match: 3.08 Rating: 3.14
06/08/2017 D3 Adult 18+
3.5
DTC BLUE
Intermountain		 L CM ORANGE
Intermountain
John Driesbach (3.03) 6-4
6-3		 John Granville (3.32)
Dax Craig (3.15)
Match: 3.16 Rating: 3.18
06/02/2017 D2 Adult 55+
7.0
DTC RED
Intermountain		 W CPV RED
Intermountain
Paul Bunn (3.25) 6-0
1-6
1-0		 Kevin Manion (2.83)
Ronald West (3.55)
Match: 3.21 Rating: 3.18
05/28/2017 D2 Adult 55+
7.0
DTC RED
Intermountain		 L HFII BLUE
Intermountain
Craig Johnson (3.27) 6-3
6-2		 Richard Maxwell (3.10)
Bruce Miller (3.20)
Match: 2.89 Rating: 3.13
05/05/2017 D2 Adult 55+
7.0
DTC RED
Intermountain		 L HEB RED
Intermountain
John Moorhead (3.25) 6-3
7-5		 Robert Dale (3.90)
Robert Shelton (2.91)
Match: 3.27 Rating: 3.24
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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