Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2023) View Advanced Player Stats
Richard Chatwin (Los Altos, CA)
Male 		3.5 C
12/31/2023
Estimated Dynamic Rating 3.2360
7/11/2024
Projected Year End Rating ------
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3.5 Rating Meter
Rating Meter
3.0001 - 3.5000
Recent Match History Current Rating History
2023 Overall Season [Doubles]
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 40+ 3.5 7 3 4 0 42.9 17 8 9 47.1 135 65 70 48.1 0
Mixed 40+ 6.0 4 3 1 0 75.0 8 6 2 75.0 66 39 27 59.1 0
Mixed 40+ 7.0 6 4 2 0 66.7 12 8 4 66.7 103 57 46 55.3 0
Total 17 10 7 0 58.8 37 22 15 59.5 304 161 143 53.0 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
08/23/2023 Mixed 40+
7.0		 FREMONT HILLS CC 40MX7.0A
No California		 D1 Clari Nolet
(2.96) 		Matthew Derby
(3.05)
Holly Pon
(3.80) 		L 6-1
6-1		 3.30 3.41
08/20/2023 Mixed 40+
7.0		 FREMONT HILLS CC 40MX7.0A
No California		 D1 Pookie Kochatchawan
(3.15) 		Scott McDonald
(3.25)
Deborah Zeitschel
(3.25) 		W 6-1
6-4		 3.61 3.47
08/13/2023 Mixed 40+
7.0		 FREMONT HILLS CC 40MX7.0A
No California		 D2 Paula Guslani
(3.32) 		Brannan Vaughan
(3.58)
Katja Gagen
(3.15) 		L 6-3
6-3		 3.24 3.39
08/06/2023 Mixed 40+
6.0		 FREMONT HILLS CC 40MX6.0A
No California		 D3 Keryun Dukellis
(3.09) 		Sudy Siegel
(2.01)
John Donohue
(3.01) 		W 6-2
6-2		 S 3.46
08/05/2023 Mixed 40+
7.0		 FREMONT HILLS CC 40MX7.0A
No California		 D1 Pookie Kochatchawan
(3.09) 		Steven Boljonis
(3.08)
Jennifer Falk
(3.21) 		W 6-3
6-0		 3.62 3.46
07/30/2023 Mixed 40+
6.0		 FREMONT HILLS CC 40MX6.0A
No California		 D3 Keryun Dukellis
(3.54) 		Kevin Shen
(3.01)
Elizabeth Shen
(3.01) 		W 6-4
6-4		 S 3.37
07/22/2023 Mixed 40+
6.0		 FREMONT HILLS CC 40MX6.0A
No California		 D1 Nina Ye
(2.50) 		Tina Molumphy
(2.84)
Mark Geenen
(2.58) 		W 6-3
6-0		 S 3.37
07/16/2023 Mixed 40+
7.0		 FREMONT HILLS CC 40MX7.0A
No California		 D2 Pookie Kochatchawan
(3.01) 		Scott McDonald
(3.27)
Marsha Heimbecker
(3.27) 		W 6-2
6-4		 3.56 3.37
06/23/2023 Mixed 40+
6.0		 FREMONT HILLS CC 40MX6.0A
No California		 D1 Debbie Liu
(-----) 		Bjorn Fabian
(-----)
Bing Cai
(-----) 		L 6-2
6-1		 S 3.21
06/21/2023 Mixed 40+
7.0		 FREMONT HILLS CC 40MX7.0A
No California		 D2 Claiborne Brown
(-----) 		Brannan Vaughan
(3.62)
Kate Canessa
(3.27) 		W 7-5
6-3		 S 3.21
03/18/2023 Adult 40+
3.5		 FREMONT HILLS CC 40AM3.5A
No California		 D2 Michel Gannage
(3.29) 		Henry Moreton
(3.26)
Michael Callahan
(3.57) 		W 4-6
6-4
1-0		 3.41 3.24
03/15/2023 Adult 40+
3.5		 FREMONT HILLS CC 40AM3.5A
No California		 D1 Michael Grady
(3.11) 		Stephen Carr
(3.47)
Todd Young
(3.04) 		W 7-5
6-4		 3.37 3.23
03/01/2023 Adult 40+
3.5		 FREMONT HILLS CC 40AM3.5A
No California		 D1 Stan Doty
(3.21) 		Bradford Meiseles
(3.38)
Erik Murphy-Chutorian
(3.49) 		L 6-1
6-3		 3.12 3.16
02/15/2023 Adult 40+
3.5		 FREMONT HILLS CC 40AM3.5A
No California		 D1 Joseph Borau
(3.43) 		John Shapiro
(3.42)
Cassio Conceicao
(3.40) 		L 6-4
6-2		 3.09 3.16
02/12/2023 Adult 40+
3.5		 FREMONT HILLS CC 40AM3.5A
No California		 D2 Mark Belinsky
(3.10) 		Joshua Harmssen
(3.31)
Peter Watkins
(3.32) 		W 4-6
6-1
1-0		 S 3.19
01/29/2023 Adult 40+
3.5		 FREMONT HILLS CC 40AM3.5A
No California		 D3 Douglas Lublin
(-----) 		Helmut Puchner
(3.10)
Shihe Cao
(3.16) 		L 6-4
4-6		 S 3.19
01/21/2023 Adult 40+
3.5		 FREMONT HILLS CC 40AM3.5A
No California		 D3 David Lautzenheiser
(3.01) 		John Forster
(3.15)
Bob Randall
(2.91) 		L 6-4
3-6
1-0		 3.13 3.19
08/23/2023 D1 Mixed 40+
7.0
FREMONT HILLS CC 40MX7.0A
No California		 L RINCONADA PK 40MX7.0A
No California
Clari Nolet (2.96) 6-1
6-1		 Matthew Derby (3.05)
Holly Pon (3.80)
Match: 3.30 Rating: 3.41
08/20/2023 D1 Mixed 40+
7.0
FREMONT HILLS CC 40MX7.0A
No California		 W MOUNTAIN VIEW TC/RENGSTORFF PK 40MX7.0A
No California
Pookie Kochatchawan (3.15) 6-1
6-4		 Scott McDonald (3.25)
Deborah Zeitschel (3.25)
Match: 3.61 Rating: 3.47
08/13/2023 D2 Mixed 40+
7.0
FREMONT HILLS CC 40MX7.0A
No California		 L ALPINE HILLS 40MX7.0A
No California
Paula Guslani (3.32) 6-3
6-3		 Brannan Vaughan (3.58)
Katja Gagen (3.15)
Match: 3.24 Rating: 3.39
08/06/2023 D3 Mixed 40+
6.0
FREMONT HILLS CC 40MX6.0A
No California		 W STANFORD-CRA 40MX6.0A
No California
Keryun Dukellis (3.09) 6-2
6-2		 Sudy Siegel (2.01)
John Donohue (3.01)
Match: S Rating: 3.46
08/05/2023 D1 Mixed 40+
7.0
FREMONT HILLS CC 40MX7.0A
No California		 W MOUNTAIN VIEW TC/RENGSTORFF PK 40MX7.0A
No California
Pookie Kochatchawan (3.09) 6-3
6-0		 Steven Boljonis (3.08)
Jennifer Falk (3.21)
Match: 3.62 Rating: 3.46
07/30/2023 D3 Mixed 40+
6.0
FREMONT HILLS CC 40MX6.0A
No California		 W RINCONADA PK 40MX6.0A
No California
Keryun Dukellis (3.54) 6-4
6-4		 Kevin Shen (3.01)
Elizabeth Shen (3.01)
Match: S Rating: 3.37
07/22/2023 D1 Mixed 40+
6.0
FREMONT HILLS CC 40MX6.0A
No California		 W ALPINE HILLS 40MX6.0A
No California
Nina Ye (2.50) 6-3
6-0		 Tina Molumphy (2.84)
Mark Geenen (2.58)
Match: S Rating: 3.37
07/16/2023 D2 Mixed 40+
7.0
FREMONT HILLS CC 40MX7.0A
No California		 W MOUNTAIN VIEW TC/RENGSTORFF PK 40MX7.0A
No California
Pookie Kochatchawan (3.01) 6-2
6-4		 Scott McDonald (3.27)
Marsha Heimbecker (3.27)
Match: 3.56 Rating: 3.37
06/23/2023 D1 Mixed 40+
6.0
FREMONT HILLS CC 40MX6.0A
No California		 L RINCONADA PK 40MX6.0A
No California
Debbie Liu (-----) 6-2
6-1		 Bjorn Fabian (-----)
Bing Cai (-----)
Match: S Rating: 3.21
06/21/2023 D2 Mixed 40+
7.0
FREMONT HILLS CC 40MX7.0A
No California		 W ALPINE HILLS 40MX7.0A
No California
Claiborne Brown (-----) 7-5
6-3		 Brannan Vaughan (3.62)
Kate Canessa (3.27)
Match: S Rating: 3.21
03/18/2023 D2 Adult 40+
3.5
FREMONT HILLS CC 40AM3.5A
No California		 W LADERA OAKS 40AM3.5A
No California
Michel Gannage (3.29) 4-6
6-4
1-0		 Henry Moreton (3.26)
Michael Callahan (3.57)
Match: 3.41 Rating: 3.24
03/15/2023 D1 Adult 40+
3.5
FREMONT HILLS CC 40AM3.5A
No California		 W MOUNTAIN VIEW TC/RENGSTORFF PK 40AM3.5A
No California
Michael Grady (3.11) 7-5
6-4		 Stephen Carr (3.47)
Todd Young (3.04)
Match: 3.37 Rating: 3.23
03/01/2023 D1 Adult 40+
3.5
FREMONT HILLS CC 40AM3.5A
No California		 L UNIVERSITY CLUB PA 40AM3.5A
No California
Stan Doty (3.21) 6-1
6-3		 Bradford Meiseles (3.38)
Erik Murphy-Chutorian (3.49)
Match: 3.12 Rating: 3.16
02/15/2023 D1 Adult 40+
3.5
FREMONT HILLS CC 40AM3.5A
No California		 L FOOTHILLS TandS 40AM3.5A
No California
Joseph Borau (3.43) 6-4
6-2		 John Shapiro (3.42)
Cassio Conceicao (3.40)
Match: 3.09 Rating: 3.16
02/12/2023 D2 Adult 40+
3.5
FREMONT HILLS CC 40AM3.5A
No California		 W LADERA OAKS 40AM3.5A
No California
Mark Belinsky (3.10) 4-6
6-1
1-0		 Joshua Harmssen (3.31)
Peter Watkins (3.32)
Match: S Rating: 3.19
01/29/2023 D3 Adult 40+
3.5
FREMONT HILLS CC 40AM3.5A
No California		 L RINCONADA PK 40AM3.5A
No California
Douglas Lublin (-----) 6-4
4-6		 Helmut Puchner (3.10)
Shihe Cao (3.16)
Match: S Rating: 3.19
01/21/2023 D3 Adult 40+
3.5
FREMONT HILLS CC 40AM3.5A
No California		 L MOUNTAIN VIEW TC/RENGSTORFF PK 40AM3.5A
No California
David Lautzenheiser (3.01) 6-4
3-6
1-0		 John Forster (3.15)
Bob Randall (2.91)
Match: 3.13 Rating: 3.19
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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