Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2019) View Advanced Player Stats
James Zerio (Gold River, CA)
Male 		------
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Estimated Dynamic Rating 3.1369
7/5/2024
Projected Year End Rating ------
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Rating Meter
N/A
Recent Match History Current Rating History
2019 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 4 0 4 0 0.0 10 2 8 20.0 76 32 44 42.1 0
Adult 65+ 7.0 8 2 6 0 25.0 17 4 13 23.5 139 52 87 37.4 0
Total 12 2 10 0 16.7 27 6 21 22.2 215 84 131 39.1 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
08/10/2019 Adult 55+
7.0		 RIO DEL ORO 55AM7.0A
No California		 D2 Walt Seifert
(3.34) 		John Cusack
(3.39)
Nadder Mirsepassi
(3.27) 		L 6-4
1-6
1-0		 3.32 3.26
07/27/2019 Adult 55+
7.0		 RIO DEL ORO 55AM7.0A
No California		 D3 Peter Spaulding
(3.13) 		Steve Briggman
(3.15)
Mark Grip
(3.23) 		L 6-2
6-2		 2.96 3.19
07/18/2019 Adult 55+
7.0		 RIO DEL ORO 55AM7.0A
No California		 D1 Ray Tretheway
(3.28) 		Dave Cesar
(3.19)
George Isaac
(3.33) 		L 4-6
6-2
1-0		 3.18 3.25
06/20/2019 Adult 55+
7.0		 RIO DEL ORO 55AM7.0A
No California		 D2 Ray Tretheway
(3.28) 		Brian Betzler
(3.37)
Keith Purser
(3.40) 		L 7-6
6-4		 3.32 3.28
05/31/2019 Adult 65+
7.0		 GOLD RIVER RC 65AM7.0B
No California		 D3 Lonnie Hood
(3.04) 		Faramarz Gilani
(3.22)
David Meegan
(3.74) 		L 6-4
6-1		 3.34 3.29
05/23/2019 Adult 65+
7.0		 GOLD RIVER RC 65AM7.0B
No California		 D3 Doug Fannin
(3.30) 		Alfred Maaskamp
(3.35)
Frank Gonzales
(3.33) 		L 6-3
6-3		 3.14 3.24
05/15/2019 Adult 65+
7.0		 GOLD RIVER RC 65AM7.0B
No California		 D1 Sterling Smith
(3.17) 		Rick Derrick
(3.65)
Ray Tretheway
(3.17) 		W 1-6
6-4
1-0		 S 3.28
05/02/2019 Adult 65+
7.0		 GOLD RIVER RC 65AM7.0B
No California		 D1 Lonnie Hood
(2.97) 		Jack Ryder
(-----)
Louie Ramirez
(-----) 		W 6-3
6-2		 S 3.28
04/26/2019 Adult 65+
7.0		 GOLD RIVER RC 65AM7.0B
No California		 D2 Doug Fannin
(3.24) 		Lee Grichuhin
(3.54)
Randy Willardsen
(3.34) 		L 6-2
6-4		 3.27 3.28
04/24/2019 Adult 65+
7.0		 GOLD RIVER RC 65AM7.0B
No California		 D3 Albert Delgado
(3.32) 		Jerry Dong
(3.81)
Duncan Waldrop
(3.06) 		L 6-4
6-4		 3.32 3.30
04/10/2019 Adult 65+
7.0		 GOLD RIVER RC 65AM7.0B
No California		 D2 Theodore Sherman
(3.38) 		Alfred Maaskamp
(3.50)
Frank Gonzales
(3.39) 		L 6-3
6-1		 S 3.28
03/13/2019 Adult 65+
7.0		 GOLD RIVER RC 65AM7.0B
No California		 D3 Cliff Van Slyke
(3.34) 		Lee Grichuhin
(3.51)
Randolph L Clark
(3.57) 		L 6-2
6-1		 3.20 3.28
08/10/2019 D2 Adult 55+
7.0
RIO DEL ORO 55AM7.0A
No California		 L JOHNSON RANCH 55AM7.0A
No California
Walt Seifert (3.34) 6-4
1-6
1-0		 John Cusack (3.39)
Nadder Mirsepassi (3.27)
Match: 3.32 Rating: 3.26
07/27/2019 D3 Adult 55+
7.0
RIO DEL ORO 55AM7.0A
No California		 L BROADSTONE RC 55AM7.0A
No California
Peter Spaulding (3.13) 6-2
6-2		 Steve Briggman (3.15)
Mark Grip (3.23)
Match: 2.96 Rating: 3.19
07/18/2019 D1 Adult 55+
7.0
RIO DEL ORO 55AM7.0A
No California		 L LAGUNA CREEK 55AM7.0A
No California
Ray Tretheway (3.28) 4-6
6-2
1-0		 Dave Cesar (3.19)
George Isaac (3.33)
Match: 3.18 Rating: 3.25
06/20/2019 D2 Adult 55+
7.0
RIO DEL ORO 55AM7.0A
No California		 L BROADSTONE RC 55AM7.0A
No California
Ray Tretheway (3.28) 7-6
6-4		 Brian Betzler (3.37)
Keith Purser (3.40)
Match: 3.32 Rating: 3.28
05/31/2019 D3 Adult 65+
7.0
GOLD RIVER RC 65AM7.0B
No California		 L GOLD RIVER RC 65AM7.0A
No California
Lonnie Hood (3.04) 6-4
6-1		 Faramarz Gilani (3.22)
David Meegan (3.74)
Match: 3.34 Rating: 3.29
05/23/2019 D3 Adult 65+
7.0
GOLD RIVER RC 65AM7.0B
No California		 L LINCOLN HILLS TG/SUN CITY LINCOLN 65AM7.0A
No California
Doug Fannin (3.30) 6-3
6-3		 Alfred Maaskamp (3.35)
Frank Gonzales (3.33)
Match: 3.14 Rating: 3.24
05/15/2019 D1 Adult 65+
7.0
GOLD RIVER RC 65AM7.0B
No California		 W GOLD RIVER RC 65AM7.0A
No California
Sterling Smith (3.17) 1-6
6-4
1-0		 Rick Derrick (3.65)
Ray Tretheway (3.17)
Match: S Rating: 3.28
05/02/2019 D1 Adult 65+
7.0
GOLD RIVER RC 65AM7.0B
No California		 W LINCOLN HILLS TG/SUN CITY LINCOLN 65AM7.0A
No California
Lonnie Hood (2.97) 6-3
6-2		 Jack Ryder (-----)
Louie Ramirez (-----)
Match: S Rating: 3.28
04/26/2019 D2 Adult 65+
7.0
GOLD RIVER RC 65AM7.0B
No California		 L GOLD RIVER RC 65AM7.0A
No California
Doug Fannin (3.24) 6-2
6-4		 Lee Grichuhin (3.54)
Randy Willardsen (3.34)
Match: 3.27 Rating: 3.28
04/24/2019 D3 Adult 65+
7.0
GOLD RIVER RC 65AM7.0B
No California		 L GOLD RIVER RC 65AM7.0A
No California
Albert Delgado (3.32) 6-4
6-4		 Jerry Dong (3.81)
Duncan Waldrop (3.06)
Match: 3.32 Rating: 3.30
04/10/2019 D2 Adult 65+
7.0
GOLD RIVER RC 65AM7.0B
No California		 L LINCOLN HILLS TG/SUN CITY LINCOLN 65AM7.0A
No California
Theodore Sherman (3.38) 6-3
6-1		 Alfred Maaskamp (3.50)
Frank Gonzales (3.39)
Match: S Rating: 3.28
03/13/2019 D3 Adult 65+
7.0
GOLD RIVER RC 65AM7.0B
No California		 L GOLD RIVER RC 65AM7.0A
No California
Cliff Van Slyke (3.34) 6-2
6-1		 Lee Grichuhin (3.51)
Randolph L Clark (3.57)
Match: 3.20 Rating: 3.28
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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