Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2016) View Advanced Player Stats
Donald P Halsey (Los Altos, CA)
Male 		3.0 C
12/31/2024
Estimated Dynamic Rating 2.7827
11/24/2024
Projected Year End Rating 2.7601
11/30/2024 Appeal Available
3.0 Rating Meter
Rating Meter
2.5001 - 3.0000
Recent Match History Current Rating History
2016 Overall Season
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 40+ 3.5 3 0 3 0 0.0 6 0 6 0.0 47 11 36 23.4 0
Adult 55+ 7.0 5 0 5 0 0.0 11 1 10 9.1 85 28 57 32.9 0
Adult 65+ 3.5 5 1 4 0 20.0 11 2 9 18.2 85 28 57 32.9 0
Combo 6.5 5 0 5 0 0.0 10 0 10 0.0 88 27 61 30.7 1
Mixed 40+ 7.0 3 1 2 0 33.3 7 2 5 28.6 55 19 36 34.5 0
Total 21 2 19 0 9.5 45 5 40 11.1 360 113 247 31.4 1
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
12/11/2016 Combo
6.5		 SARATOGA CC CM6.5A
No California		 D3 James Ruffo
(-----) 		Steven Sanderson
(2.73)
Gordon Astles
(2.93) 		L 6-3
7-5		 S -----
12/04/2016 Combo
6.5		 SARATOGA CC CM6.5A
No California		 D3 Chuck Rudiger
(2.75) 		Default W 6-0
6-0		 S -----
11/12/2016 Combo
6.5		 SARATOGA CC CM6.5A
No California		 D1 Daniel Stellenberg Steve Saxe

Edward Jordan 		L 6-0
6-4		 ----- -----
10/23/2016 Combo
6.5		 SARATOGA CC CM6.5A
No California		 D3 Edward Levin
(2.87) 		Krishan Vats
(3.14)
Adam Smithline
(2.82) 		L 6-2
6-4		 2.74 -----
10/08/2016 Combo
6.5		 SARATOGA CC CM6.5A
No California		 D2 Christian Miller
(2.67) 		Paul Lackovic
(3.09)
Marc Cooper
(2.99) 		L 6-2
6-2		 2.81 -----
09/25/2016 Combo
6.5		 SARATOGA CC CM6.5A
No California		 D3 James Ruffo
(2.60) 		Rocky Chen
(3.01)
Randall Kunkee
(2.63) 		L 6-2
6-3		 2.66 -----
08/21/2016 Adult 55+
7.0		 SARATOGA CC 55AM7.0A
No California		 D3 Yue Min Wong
(2.83) 		Harold Barclay
(3.05)
Roger Lo
(3.10) 		L 6-2
6-2		 2.64 2.73
07/23/2016 Adult 55+
7.0		 SARATOGA CC 55AM7.0A
No California		 D1 Steve Rudd
(3.43) 		Brant Armstrong
(3.58)
Carlos Jimenez
(3.43) 		L 6-1
6-1		 2.66 2.74
07/17/2016 Adult 55+
7.0		 SARATOGA CC 55AM7.0A
No California		 D1 Steve Rudd
(3.45) 		Randolph Fish
(4.11)
Jeffrey Patterson
(2.97) 		L 6-2
6-2		 2.74 2.77
06/29/2016 Adult 55+
7.0		 SARATOGA CC 55AM7.0A
No California		 D1 Steve Rudd
(3.46) 		Harold Barclay
(3.02)
Chingyen Ho
(3.01) 		L 7-5
1-6
1-0		 2.77 2.77
06/25/2016 Adult 55+
7.0		 SARATOGA CC 55AM7.0A
No California		 D1 Steve Rudd
(-----) 		Douglas McCafferty
(-----)
Howard Gore
(3.50) 		L 6-3
6-4		 2.78 2.77
05/25/2016 Adult 65+
3.5		 SARATOGA CC 65AM3.5A
No California		 D2 Edward Levin
(2.82) 		Jim Ducey
(3.28)
Ray Uribes
(3.10) 		L 6-2
6-3		 2.77 2.78
05/16/2016 Adult 65+
3.5		 SARATOGA CC 65AM3.5A
No California		 D1 Fred Mulholland
(3.01) 		Larry Birenbaum
(3.34)
Mark Kuiper
(3.31) 		L 6-4
6-1		 2.77 2.77
05/03/2016 Adult 65+
3.5		 SARATOGA CC 65AM3.5A
No California		 D3 W Krieger
(2.71) 		N Howard Blumstein
(3.01)
William Devincenzi
(2.89) 		L 6-4
6-4		 2.77 2.77
04/25/2016 Adult 65+
3.5		 SARATOGA CC 65AM3.5A
No California		 D2 W Krieger
(2.70) 		Lawrence Chen
(3.07)
Yosh Morimoto
(2.94) 		W 6-3
2-6
1-0		 2.88 2.80
04/18/2016 Adult 65+
3.5		 SARATOGA CC 65AM3.5A
No California		 D1 Fred Mulholland
(3.01) 		Rick Costanzo
(3.51)
Jerry McCoy
(3.29) 		L 6-1
6-0		 2.68 2.74
03/20/2016 Adult 40+
3.5		 SARATOGA CC 40AM3.5A
No California		 D2 John Tomlin
(3.02) 		Dan Faria
(3.37)
Frederick Wallace
(3.27) 		L 6-2
6-1		 2.74 2.78
03/12/2016 Adult 40+
3.5		 SARATOGA CC 40AM3.5A
No California		 D1 Daniel Stellenberg
(2.87) 		Paul Jones
(2.88)
Michael Lee
(3.29) 		L 6-3
6-0		 2.73 2.82
02/09/2016 Mixed 40+
7.0		 SARATOGA CC 40MX7.0A
No California		 D2 Elena Meyers
(-----) 		Brian Cipresse
(-----)
Alba Levitas
(-----) 		L 7-5
6-1		 NC NC
01/31/2016 Adult 40+
3.5		 SARATOGA CC 40AM3.5A
No California		 D1 Steve Andrews
(3.31) 		Brendan O'Sullivan
(3.19)
Robert Spurzem
(3.23) 		L 6-4
6-1		 2.82 2.91
01/26/2016 Mixed 40+
7.0		 SARATOGA CC 40MX7.0A
No California		 D2 Sharon Newton
(-----) 		Mark Hary
(-----)
Kari Freed
(-----) 		L 6-0
6-0		 NC NC
01/07/2016 Mixed 40+
7.0		 SARATOGA CC 40MX7.0A
No California		 D1 Elena Meyers
(-----) 		Cohava Mor
(-----)
Thomas Hansch
(-----) 		W 6-7
6-4
1-0		 NC NC
12/11/2016 D3 Combo
6.5
SARATOGA CC CM6.5A
No California		 L BAY CLUB COURTSIDE CM6.5A
No California
James Ruffo (-----) 6-3
7-5		 Steven Sanderson (2.73)
Gordon Astles (2.93)
Match: S Rating: -----
12/04/2016 D3 Combo
6.5
SARATOGA CC CM6.5A
No California		 W CUPERTINO TC/CUPERTINO SC CM6.5A
No California
Chuck Rudiger (2.75) 6-0
6-0		 Default
Match: S Rating: -----
11/12/2016 D1 Combo
6.5
SARATOGA CC CM6.5A
No California		 L BROOKSIDE CM6.5A
No California
Daniel Stellenberg 6-0
6-4		 Steve Saxe
Edward Jordan
Match: ----- Rating: -----
10/23/2016 D3 Combo
6.5
SARATOGA CC CM6.5A
No California		 L CUPERTINO HLS CM6.5A
No California
Edward Levin (2.87) 6-2
6-4		 Krishan Vats (3.14)
Adam Smithline (2.82)
Match: 2.74 Rating: -----
10/08/2016 D2 Combo
6.5
SARATOGA CC CM6.5A
No California		 L BROOKSIDE CM6.5A
No California
Christian Miller (2.67) 6-2
6-2		 Paul Lackovic (3.09)
Marc Cooper (2.99)
Match: 2.81 Rating: -----
09/25/2016 D3 Combo
6.5
SARATOGA CC CM6.5A
No California		 L CUPERTINO TC/CUPERTINO SC CM6.5A
No California
James Ruffo (2.60) 6-2
6-3		 Rocky Chen (3.01)
Randall Kunkee (2.63)
Match: 2.66 Rating: -----
08/21/2016 D3 Adult 55+
7.0
SARATOGA CC 55AM7.0A
No California		 L CUPERTINO TC/CUPERTINO SC 55AM7.0B
No California
Yue Min Wong (2.83) 6-2
6-2		 Harold Barclay (3.05)
Roger Lo (3.10)
Match: 2.64 Rating: 2.73
07/23/2016 D1 Adult 55+
7.0
SARATOGA CC 55AM7.0A
No California		 L CUPERTINO TC/CUPERTINO SC 55AM7.0A
No California
Steve Rudd (3.43) 6-1
6-1		 Brant Armstrong (3.58)
Carlos Jimenez (3.43)
Match: 2.66 Rating: 2.74
07/17/2016 D1 Adult 55+
7.0
SARATOGA CC 55AM7.0A
No California		 L BROOKSIDE 55AM7.0A
No California
Steve Rudd (3.45) 6-2
6-2		 Randolph Fish (4.11)
Jeffrey Patterson (2.97)
Match: 2.74 Rating: 2.77
06/29/2016 D1 Adult 55+
7.0
SARATOGA CC 55AM7.0A
No California		 L CUPERTINO TC/CUPERTINO SC 55AM7.0B
No California
Steve Rudd (3.46) 7-5
1-6
1-0		 Harold Barclay (3.02)
Chingyen Ho (3.01)
Match: 2.77 Rating: 2.77
06/25/2016 D1 Adult 55+
7.0
SARATOGA CC 55AM7.0A
No California		 L BAY CLUB COURTSIDE 55AM7.0A
No California
Steve Rudd (-----) 6-3
6-4		 Douglas McCafferty (-----)
Howard Gore (3.50)
Match: 2.78 Rating: 2.77
05/25/2016 D2 Adult 65+
3.5
SARATOGA CC 65AM3.5A
No California		 L SUNNYVALE TC/SUNNYVALE MTC 65AM3.5B
No California
Edward Levin (2.82) 6-2
6-3		 Jim Ducey (3.28)
Ray Uribes (3.10)
Match: 2.77 Rating: 2.78
05/16/2016 D1 Adult 65+
3.5
SARATOGA CC 65AM3.5A
No California		 L BAY CLUB COURTSIDE 65AM3.5A
No California
Fred Mulholland (3.01) 6-4
6-1		 Larry Birenbaum (3.34)
Mark Kuiper (3.31)
Match: 2.77 Rating: 2.77
05/03/2016 D3 Adult 65+
3.5
SARATOGA CC 65AM3.5A
No California		 L VILLAGES GCC 65AM3.5A
No California
W Krieger (2.71) 6-4
6-4		 N Howard Blumstein (3.01)
William Devincenzi (2.89)
Match: 2.77 Rating: 2.77
04/25/2016 D2 Adult 65+
3.5
SARATOGA CC 65AM3.5A
No California		 W CUPERTINO TC/CUPERTINO SC 65AM3.5B
No California
W Krieger (2.70) 6-3
2-6
1-0		 Lawrence Chen (3.07)
Yosh Morimoto (2.94)
Match: 2.88 Rating: 2.80
04/18/2016 D1 Adult 65+
3.5
SARATOGA CC 65AM3.5A
No California		 L LOS GATOS SR 65AM3.5A
No California
Fred Mulholland (3.01) 6-1
6-0		 Rick Costanzo (3.51)
Jerry McCoy (3.29)
Match: 2.68 Rating: 2.74
03/20/2016 D2 Adult 40+
3.5
SARATOGA CC 40AM3.5A
No California		 L CUPERTINO TC/CUPERTINO SC 40AM3.5A
No California
John Tomlin (3.02) 6-2
6-1		 Dan Faria (3.37)
Frederick Wallace (3.27)
Match: 2.74 Rating: 2.78
03/12/2016 D1 Adult 40+
3.5
SARATOGA CC 40AM3.5A
No California		 L CUPERTINO HLS 40AM3.5A
No California
Daniel Stellenberg (2.87) 6-3
6-0		 Paul Jones (2.88)
Michael Lee (3.29)
Match: 2.73 Rating: 2.82
02/09/2016 D2 Mixed 40+
7.0
SARATOGA CC 40MX7.0A
No California		 L LOS GATOS SR 40MX7.0A
No California
Elena Meyers (-----) 7-5
6-1		 Brian Cipresse (-----)
Alba Levitas (-----)
Match: NC Rating: NC
01/31/2016 D1 Adult 40+
3.5
SARATOGA CC 40AM3.5A
No California		 L BAY CLUB COURTSIDE 40AM3.5A
No California
Steve Andrews (3.31) 6-4
6-1		 Brendan O'Sullivan (3.19)
Robert Spurzem (3.23)
Match: 2.82 Rating: 2.91
01/26/2016 D2 Mixed 40+
7.0
SARATOGA CC 40MX7.0A
No California		 L BAY CLUB COURTSIDE 40MX7.0A
No California
Sharon Newton (-----) 6-0
6-0		 Mark Hary (-----)
Kari Freed (-----)
Match: NC Rating: NC
01/07/2016 D1 Mixed 40+
7.0
SARATOGA CC 40MX7.0A
No California		 W LOS GATOS SR 40MX7.0B
No California
Elena Meyers (-----) 6-7
6-4
1-0		 Cohava Mor (-----)
Thomas Hansch (-----)
Match: NC Rating: NC
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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