Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2018) View Advanced Player Stats
Jonathan Gerlach (Simi Valley, CA)
Male 		4.0 C
12/31/2023
Estimated Dynamic Rating 3.7854
6/21/2024
Projected Year End Rating ------
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4.0 Rating Meter
Rating Meter
3.5001 - 4.0000
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 18+ 4.5 3 1 2 0 33.3 7 3 4 42.9 63 33 30 52.4 0
Adult 40+ 4.0 2 1 1 0 50.0 6 3 3 50.0 50 25 25 50.0 0
Adult 55+ 9.0 2 0 2 0 0.0 4 0 4 0.0 32 8 24 25.0 0
Adult Other 4.5 6 2 4 0 33.3 14 5 9 35.7 117 51 66 43.6 0
Mixed 18+ 8.0 7 7 0 0 100.0 16 14 2 87.5 130 82 48 63.1 0
Mixed 40+ 8.0 3 1 2 0 33.3 8 4 4 50.0 54 30 24 55.6 0
Tri-Level 18+ 4.5 3 2 1 0 66.7 8 5 3 62.5 55 33 22 60.0 0
Total 26 14 12 0 53.8 63 34 29 54.0 501 262 239 52.3 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
12/01/2018 Adult Other
4.5		 V - Spanish Hills Pirates
So California		 D3 William Torrence
(3.94) 		Nicolas Ochoa
(3.98)
Mark Fenske
(4.01) 		W 6-4
6-3		 4.10 3.92
11/18/2018 Adult Other
4.5		 V - Spanish Hills Pirates
So California		 D3 William Torrence
(3.94) 		David Blankstein
(-----)
John Valdez
(4.28) 		L 6-4
6-4		 S 3.86
10/28/2018 Adult Other
4.5		 V - Spanish Hills Pirates
So California		 D3 Todd Cavaliere
(3.91) 		Michael Schwartz
(4.01)
Jeff Turk
(3.91) 		L 6-3
4-6
1-0		 3.87 3.90
10/20/2018 Adult Other
4.5		 V - Spanish Hills Pirates
So California		 D2 Christopher Burr
(4.42) 		Sid Bhargava
(3.94)
Kavi Patel
(4.05) 		L 7-5
6-1		 3.56 3.84
10/07/2018 Adult Other
4.5		 V - Spanish Hills Pirates
So California		 D3 Todd Cavaliere
(3.80) 		Michael Schwartz
(4.12)
David McNamara
(4.00) 		W 6-7
6-4
1-0		 4.16 3.98
09/26/2018 Adult Other
4.5		 V - Spanish Hills Pirates
So California		 D3 John Hagle
(3.78) 		Bob Benton
(4.17)
JACKSON ELLIS
(4.35) 		L 6-2
6-1		 3.97 3.92
08/12/2018 Adult 55+
9.0		 V - North Ranch Hills
So California		 D1 John Austin
(4.08) 		David Jones
(4.10)
Mark Weil
(4.34) 		L 6-3
6-2		 3.92 3.92
08/05/2018 Tri-Level 18+
4.5		 V - Spanish Hills Pirates
So California		 D240 John Hagle
(3.84) 		Michael Beaudry
(3.73)
Richard Lieberman
(3.86) 		W 6-1
6-2		 4.14 3.92
07/28/2018 Tri-Level 18+
4.5		 V - Spanish Hills Pirates
So California		 D240 Kevin Siron
(3.80) 		Thanh Nguyen
(3.91)
Paul Krasner
(3.91) 		L 2-6
6-4
1-0		 3.96 3.86
07/15/2018 Adult 55+
9.0		 V - North Ranch Hills
So California		 D1 Mark Fenske
(3.98) 		Scott Burton
(4.18)
Juan Rosales
(4.33) 		L 6-3
6-0		 3.84 3.84
07/01/2018 Tri-Level 18+
4.5		 V - Spanish Hills Pirates
So California		 D240 Kevin Siron
(3.80) 		Michael Beaudry
(3.69)
Keith Burger
(3.64) 		W 6-4
4-6
1-0		 3.70 3.83
06/30/2018 Adult 18+
4.5		 V - Oxnard TC
So California		 D3 Darryl Huen
(4.16) 		Lars Rathje
(4.08)
Keith Burger
(3.54) 		L 7-6
6-4		 3.60 3.82
06/24/2018 Mixed 40+
8.0		 V - Spanish Hills Good Times
So California		 D1 Renee Whitlock
(3.72) 		Bob Benton
(4.32)
Beth Benton
(3.26) 		L 6-3
2-6
1-0		 3.87 3.87
05/26/2018 Adult 18+
4.5		 V - Oxnard TC
So California		 D2 Ryan Rollins
(4.34) 		Paul Lorentzen
(3.97)
David Morse
(3.76) 		W 6-2
6-3		 3.89 3.88
05/23/2018 Mixed 40+
8.0		 V - Spanish Hills Good Times
So California		 D1 Renee Whitlock
(3.70) 		Carolyn Morris
(3.76)
Rick Chaidez
(3.50) 		W 6-4
6-1		 3.97 3.89
05/19/2018 Mixed 18+
8.0
Sectionals		 V - LLWS - Spanish Hills Pirates
So California		 D1 Renee Whitlock
(3.65) 		Joshua Thomas
(3.85)
Heather Tkac
(3.77) 		W 2-6
6-2
1-0		 3.94 3.89
05/19/2018 Mixed 18+
8.0
Sectionals		 V - LLWS - Spanish Hills Pirates
So California		 D2 Renee Whitlock
(3.73) 		Arjuna Baratham
(3.57)
Kristina Ebon
(3.62) 		W 6-4
3-6
1-0		 3.67 3.83
04/28/2018 Adult 18+
4.5		 V - Oxnard TC
So California		 D2 Muddassir Saiyed
(3.96) 		Nicolas Ochoa
(4.13)
Jeffrey Marcus
(4.27) 		L 5-7
6-4
1-0		 4.12 3.92
04/19/2018 Mixed 40+
8.0		 V - Spanish Hills Good Times
So California		 D1 Terri Barton
(3.70) 		Lloyd Welder
(3.68)
Susan White Wood
(3.78) 		L 3-6
6-3
1-0		 3.79 3.88
03/03/2018 Mixed 18+
8.0		 V - LLWS - Spanish Hills Pirates
So California		 D3 Terri Barton
(3.73) 		Thea Lasky
(4.06)
Matthew Lasky
(3.05) 		W 6-4
6-2		 3.83 3.89
02/24/2018 Adult 40+
4.0		 V - Spanish Posas
So California		 D1 John Hagle
(3.76) 		Scott Anderson
(3.79)
Adrian Apodaca
(3.49) 		L 5-7
6-4
1-0		 3.67 3.84
02/17/2018 Mixed 18+
8.0		 V - LLWS - Spanish Hills Pirates
So California		 D1 Renee Whitlock
(3.72) 		Karl Akkerman
(3.84)
Nancy Akkerman
(3.33) 		W 7-5
6-1		 3.91 3.90
02/10/2018 Mixed 18+
8.0		 V - LLWS - Spanish Hills Pirates
So California		 D2 Renee Whitlock
(3.68) 		Michael Horak
(4.38)
Liat Ciardi
(3.35) 		W 7-5
6-2		 4.14 3.93
02/04/2018 Mixed 18+
8.0		 V - LLWS - Spanish Hills Pirates
So California		 D1 Renee Whitlock
(3.65) 		Tim Judd
(4.02)
Cassandra VanKeulen
(3.03) 		W 6-2
6-1		 3.97 3.89
01/27/2018 Mixed 18+
8.0		 V - LLWS - Spanish Hills Pirates
So California		 D1 Terri Barton
(3.75) 		Cheryl Kalinke
(3.85)
Ernie Sandlin
(3.39) 		W 7-5
6-3		 3.82 3.86
01/20/2018 Adult 40+
4.0		 V - Spanish Posas
So California		 D1 Tim O'Brien
(3.66) 		Gregory Wah
(3.57)
Daniel Iwata
(3.72) 		W 7-6
6-7
1-0		 3.79 3.88
12/01/2018 D3 Adult Other
4.5
V - Spanish Hills Pirates
So California		 W V - LLWNAP - Sunset Hills Blue Steel
So California
William Torrence (3.94) 6-4
6-3		 Nicolas Ochoa (3.98)
Mark Fenske (4.01)
Match: 4.10 Rating: 3.92
11/18/2018 D3 Adult Other
4.5
V - Spanish Hills Pirates
So California		 L V - North Ranch
So California
William Torrence (3.94) 6-4
6-4		 David Blankstein (-----)
John Valdez (4.28)
Match: S Rating: 3.86
10/28/2018 D3 Adult Other
4.5
V - Spanish Hills Pirates
So California		 L V - WAC
So California
Todd Cavaliere (3.91) 6-3
4-6
1-0		 Michael Schwartz (4.01)
Jeff Turk (3.91)
Match: 3.87 Rating: 3.90
10/20/2018 D2 Adult Other
4.5
V - Spanish Hills Pirates
So California		 L V - Wood Ranch Terminetters
So California
Christopher Burr (4.42) 7-5
6-1		 Sid Bhargava (3.94)
Kavi Patel (4.05)
Match: 3.56 Rating: 3.84
10/07/2018 D3 Adult Other
4.5
V - Spanish Hills Pirates
So California		 W V - WAC
So California
Todd Cavaliere (3.80) 6-7
6-4
1-0		 Michael Schwartz (4.12)
David McNamara (4.00)
Match: 4.16 Rating: 3.98
09/26/2018 D3 Adult Other
4.5
V - Spanish Hills Pirates
So California		 L V - North Ranch
So California
John Hagle (3.78) 6-2
6-1		 Bob Benton (4.17)
JACKSON ELLIS (4.35)
Match: 3.97 Rating: 3.92
08/12/2018 D1 Adult 55+
9.0
V - North Ranch Hills
So California		 L V - LLWS - Ojai 9.0
So California
John Austin (4.08) 6-3
6-2		 David Jones (4.10)
Mark Weil (4.34)
Match: 3.92 Rating: 3.92
08/05/2018 D240 Tri-Level 18+
4.5
V - Spanish Hills Pirates
So California		 W V - North Ranch
So California
John Hagle (3.84) 6-1
6-2		 Michael Beaudry (3.73)
Richard Lieberman (3.86)
Match: 4.14 Rating: 3.92
07/28/2018 D240 Tri-Level 18+
4.5
V - Spanish Hills Pirates
So California		 L V - LLWS - Sunset Hills Smart Aces
So California
Kevin Siron (3.80) 2-6
6-4
1-0		 Thanh Nguyen (3.91)
Paul Krasner (3.91)
Match: 3.96 Rating: 3.86
07/15/2018 D1 Adult 55+
9.0
V - North Ranch Hills
So California		 L V - LLWS - Ojai 9.0
So California
Mark Fenske (3.98) 6-3
6-0		 Scott Burton (4.18)
Juan Rosales (4.33)
Match: 3.84 Rating: 3.84
07/01/2018 D240 Tri-Level 18+
4.5
V - Spanish Hills Pirates
So California		 W V - North Ranch
So California
Kevin Siron (3.80) 6-4
4-6
1-0		 Michael Beaudry (3.69)
Keith Burger (3.64)
Match: 3.70 Rating: 3.83
06/30/2018 D3 Adult 18+
4.5
V - Oxnard TC
So California		 L V - North Ranch Hills
So California
Darryl Huen (4.16) 7-6
6-4		 Lars Rathje (4.08)
Keith Burger (3.54)
Match: 3.60 Rating: 3.82
06/24/2018 D1 Mixed 40+
8.0
V - Spanish Hills Good Times
So California		 L V - NRCC Mixed Madness
So California
Renee Whitlock (3.72) 6-3
2-6
1-0		 Bob Benton (4.32)
Beth Benton (3.26)
Match: 3.87 Rating: 3.87
05/26/2018 D2 Adult 18+
4.5
V - Oxnard TC
So California		 W V - Sunset Hills Killer "B's"
So California
Ryan Rollins (4.34) 6-2
6-3		 Paul Lorentzen (3.97)
David Morse (3.76)
Match: 3.89 Rating: 3.88
05/23/2018 D1 Mixed 40+
8.0
V - Spanish Hills Good Times
So California		 W V - OTC Full Metal Racquet
So California
Renee Whitlock (3.70) 6-4
6-1		 Carolyn Morris (3.76)
Rick Chaidez (3.50)
Match: 3.97 Rating: 3.89
05/19/2018 D1 Mixed 18+
8.0
Sectionals
V - LLWS - Spanish Hills Pirates
So California		 W Bake-Thomas
So California
Renee Whitlock (3.65) 2-6
6-2
1-0		 Joshua Thomas (3.85)
Heather Tkac (3.77)
Match: 3.94 Rating: 3.89
05/19/2018 D2 Mixed 18+
8.0
Sectionals
V - LLWS - Spanish Hills Pirates
So California		 W OC SCTA - Mixed Up - Fountain Valley TC - DeVlugt
So California
Renee Whitlock (3.73) 6-4
3-6
1-0		 Arjuna Baratham (3.57)
Kristina Ebon (3.62)
Match: 3.67 Rating: 3.83
04/28/2018 D2 Adult 18+
4.5
V - Oxnard TC
So California		 L V - Sunset Hills Irregulators
So California
Muddassir Saiyed (3.96) 5-7
6-4
1-0		 Nicolas Ochoa (4.13)
Jeffrey Marcus (4.27)
Match: 4.12 Rating: 3.92
04/19/2018 D1 Mixed 40+
8.0
V - Spanish Hills Good Times
So California		 L V - OTC Full Metal Racquet
So California
Terri Barton (3.70) 3-6
6-3
1-0		 Lloyd Welder (3.68)
Susan White Wood (3.78)
Match: 3.79 Rating: 3.88
03/03/2018 D3 Mixed 18+
8.0
V - LLWS - Spanish Hills Pirates
So California		 W V - Wood Ranch Breakers
So California
Terri Barton (3.73) 6-4
6-2		 Thea Lasky (4.06)
Matthew Lasky (3.05)
Match: 3.83 Rating: 3.89
02/24/2018 D1 Adult 40+
4.0
V - Spanish Posas
So California		 L V - North Ranch
So California
John Hagle (3.76) 5-7
6-4
1-0		 Scott Anderson (3.79)
Adrian Apodaca (3.49)
Match: 3.67 Rating: 3.84
02/17/2018 D1 Mixed 18+
8.0
V - LLWS - Spanish Hills Pirates
So California		 W V - WAC Ons, WAC Offs
So California
Renee Whitlock (3.72) 7-5
6-1		 Karl Akkerman (3.84)
Nancy Akkerman (3.33)
Match: 3.91 Rating: 3.90
02/10/2018 D2 Mixed 18+
8.0
V - LLWS - Spanish Hills Pirates
So California		 W V - NRCC Mixed Madness
So California
Renee Whitlock (3.68) 7-5
6-2		 Michael Horak (4.38)
Liat Ciardi (3.35)
Match: 4.14 Rating: 3.93
02/04/2018 D1 Mixed 18+
8.0
V - LLWS - Spanish Hills Pirates
So California		 W V - Ojai Mixed
So California
Renee Whitlock (3.65) 6-2
6-1		 Tim Judd (4.02)
Cassandra VanKeulen (3.03)
Match: 3.97 Rating: 3.89
01/27/2018 D1 Mixed 18+
8.0
V - LLWS - Spanish Hills Pirates
So California		 W V - Sunset Simply Smashing
So California
Terri Barton (3.75) 7-5
6-3		 Cheryl Kalinke (3.85)
Ernie Sandlin (3.39)
Match: 3.82 Rating: 3.86
01/20/2018 D1 Adult 40+
4.0
V - Spanish Posas
So California		 W V - Wood Ranch KadillaHoppers
So California
Tim O'Brien (3.66) 7-6
6-7
1-0		 Gregory Wah (3.57)
Daniel Iwata (3.72)
Match: 3.79 Rating: 3.88
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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