Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2019) View Advanced Player Stats
Donald Williams (Lithia, FL)
Male 		3.5 C
12/31/2022
Estimated Dynamic Rating 3.2153
12/12/2024
Projected Year End Rating ------
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3.5 Rating Meter
Rating Meter
3.0001 - 3.5000
Recent Match History Current Rating History
2019 Overall Season [Doubles]
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 18+ 3.5 9 5 4 0 55.6 22 13 9 59.1 178 103 75 57.9 1
Adult 40+ 3.5 4 3 1 0 75.0 10 6 4 60.0 70 38 32 54.3 0
Mixed 18+ 7.0 1 0 1 0 0.0 2 0 2 0.0 19 7 12 36.8 0
Mixed 40+ 7.0 2 0 2 0 0.0 5 1 4 20.0 43 18 25 41.9 1
Tri-Level 18+ 4.5 3 0 3 0 0.0 7 1 6 14.3 52 17 35 32.7 0
Total 19 8 11 0 42.1 46 21 25 45.7 362 183 179 50.6 2
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
12/14/2019 Adult 18+
3.5		 Fishhawk Ranch - J. Vivar
Florida		 D3 Omar Cantu
(3.35) 		Mark Horst
(2.98)
James Scott
(2.95) 		W 6-1
6-4		 3.11 3.16
12/07/2019 Adult 18+
3.5		 Fishhawk Ranch - J. Vivar
Florida		 D2 Bing Li
(3.32) 		Robert Bond
(3.18)
Vincent Pravata
(3.18) 		L 5-7
6-3
1-0		 3.07 3.16
11/23/2019 Adult 18+
3.5		 Fishhawk Ranch - J. Vivar
Florida		 D3 Bing Li
(-----) 		Default W 6-0
6-0		 ----- -----
11/16/2019 Adult 18+
3.5		 Fishhawk Ranch - J. Vivar
Florida		 D3 Bing Li
(3.31) 		Byron Gibbs Wilson
(3.42)
Rick Burkhart
(3.20) 		L 7-5
4-6
1-0		 3.22 3.19
08/11/2019 Tri-Level 18+
4.5		 Fireball Double Shots
Florida		 D330 John Orr
(3.30) 		Chris Chee-A-Tow
(3.30)
scott tashman
(3.45) 		L 6-1
6-3		 3.05 3.21
07/28/2019 Tri-Level 18+
4.5		 Fireball Double Shots
Florida		 D330 John Orr
(3.31) 		Christopher Baker
(3.51)
Ken Chin
(3.36) 		L 6-3
6-2		 3.17 3.25
07/25/2019 Tri-Level 18+
4.5		 Fireball Double Shots
Florida		 D145 John Orr
(3.33) 		scott tashman
(3.44)
Robert Bacon
(3.25) 		L 4-6
6-2
1-0		 3.24 3.27
06/23/2019 Mixed 18+
7.0		 Fishhawk Serve Aces - Steve Seitzinger
Florida		 D3 Margareta Henderson
(3.06) 		Nelci Rodrigues
(3.16)
Hari Nair
(2.72) 		L 6-3
6-4		 S 3.20
06/01/2019 Adult 40+
3.5		 Fishhawk Ranch - Jose Vivar
Florida		 D3 Michael Carl
(3.22) 		Henry Hatton
(3.24)
Donald Hess
(3.21) 		W 6-0
2-6
1-0		 3.34 3.29
04/27/2019 Adult 40+
3.5		 Fishhawk Ranch - Jose Vivar
Florida		 D2 Bing Li
(3.33) 		Mark Nelson
(3.37)
Michael Palmer
(3.37) 		L 6-2
6-3		 S 3.25
04/20/2019 Adult 40+
3.5		 Fishhawk Ranch - Jose Vivar
Florida		 D1 Patrick Mangold
(3.57) 		Victor Gancedo
(3.14)
Luis Tur
(3.43) 		W 7-5
4-6
1-0		 3.18 3.25
04/06/2019 Adult 40+
3.5		 Fishhawk Ranch - Jose Vivar
Florida		 D1 Robert Bacon
(3.22) 		Georges Kaufman
(-----)
Kirk Davis
(3.02) 		W 6-1
6-2		 S 3.30
03/16/2019 Adult 18+
3.5		 Fishhawk- Jose Vivar
Florida		 D1 John Clarkson
(3.44) 		Jim Giblin
(3.28)
Sean Friday
(3.19) 		W 7-6
6-1		 S 3.30
03/10/2019 Mixed 40+
7.0		 Fishhawk "Smart Aces"- Steve Seitzinger
Florida		 D3 Sheila Edwards
(3.01) 		Robert Miller
(3.74)
Katie Krysa
(2.93) 		L 6-1
4-6
1-0		 3.30 3.20
03/09/2019 Adult 18+
3.5		 Fishhawk- Jose Vivar
Florida		 D1 John Clarkson
(3.38) 		Robert Bond
(3.08)
Randall Casciello
(3.01) 		W 6-0
6-1		 3.41 3.30
03/03/2019 Mixed 40+
7.0		 Fishhawk "Smart Aces"- Steve Seitzinger
Florida		 D2 Sheila Edwards
(3.01) 		Karen Marchand
(3.10)
Louis Hanna
(3.17) 		L 7-5
7-6		 3.15 3.17
03/02/2019 Adult 18+
3.5		 Fishhawk- Jose Vivar
Florida		 D2 John Clarkson
(3.37) 		Kevin Brick
(3.17)
Joe Baranska
(3.36) 		L 7-6
3-6
1-0		 3.24 3.26
02/10/2019 Mixed 40+
7.0		 Fishhawk "Smart Aces"- Steve Seitzinger
Florida		 D1 Sheila Edwards
(-----) 		Default W 6-0
6-0		 ----- -----
02/09/2019 Adult 18+
3.5		 Fishhawk- Jose Vivar
Florida		 D1 Robert Bacon
(3.17) 		Paul Gates
(3.23)
Michael Chan
(3.47) 		L 7-5
6-4		 3.30 3.27
01/26/2019 Adult 18+
3.5		 Fishhawk- Jose Vivar
Florida		 D1 John Orr
(3.15) 		George Hawkins
(3.57)
Richard Warrener
(3.31) 		W 6-2
5-7
1-0		 3.52 3.26
01/12/2019 Adult 18+
3.5		 Fishhawk- Jose Vivar
Florida		 D2 Robert Bacon
(3.16) 		Todd Vandeberg
(3.23)
Pedro Zambrano
(-----) 		W 6-1
6-4		 S 3.17
12/14/2019 D3 Adult 18+
3.5
Fishhawk Ranch - J. Vivar
Florida		 W BSAC - JD Smith
Florida
Omar Cantu (3.35) 6-1
6-4		 Mark Horst (2.98)
James Scott (2.95)
Match: 3.11 Rating: 3.16
12/07/2019 D2 Adult 18+
3.5
Fishhawk Ranch - J. Vivar
Florida		 L Cheval Deltas - L. Gatza
Florida
Bing Li (3.32) 5-7
6-3
1-0		 Robert Bond (3.18)
Vincent Pravata (3.18)
Match: 3.07 Rating: 3.16
11/23/2019 D3 Adult 18+
3.5
Fishhawk Ranch - J. Vivar
Florida		 W West Meadows Rock - C. Karkour
Florida
Bing Li (-----) 6-0
6-0		 Default
Match: ----- Rating: -----
11/16/2019 D3 Adult 18+
3.5
Fishhawk Ranch - J. Vivar
Florida		 L Temple Terrace Bulls - R. Burkhart
Florida
Bing Li (3.31) 7-5
4-6
1-0		 Byron Gibbs Wilson (3.42)
Rick Burkhart (3.20)
Match: 3.22 Rating: 3.19
08/11/2019 D330 Tri-Level 18+
4.5
Fireball Double Shots
Florida		 L The Brew Crew
Florida
John Orr (3.30) 6-1
6-3		 Chris Chee-A-Tow (3.30)
scott tashman (3.45)
Match: 3.05 Rating: 3.21
07/28/2019 D330 Tri-Level 18+
4.5
Fireball Double Shots
Florida		 L Hillsborough - AceHoles/S. Romero
Florida
John Orr (3.31) 6-3
6-2		 Christopher Baker (3.51)
Ken Chin (3.36)
Match: 3.17 Rating: 3.25
07/25/2019 D145 Tri-Level 18+
4.5
Fireball Double Shots
Florida		 L The Brew Crew
Florida
John Orr (3.33) 4-6
6-2
1-0		 scott tashman (3.44)
Robert Bacon (3.25)
Match: 3.24 Rating: 3.27
06/23/2019 D3 Mixed 18+
7.0
Fishhawk Serve Aces - Steve Seitzinger
Florida		 L Hillsborough - Hunter Green/Allee
Florida
Margareta Henderson (3.06) 6-3
6-4		 Nelci Rodrigues (3.16)
Hari Nair (2.72)
Match: S Rating: 3.20
06/01/2019 D3 Adult 40+
3.5
Fishhawk Ranch - Jose Vivar
Florida		 W Westchase - Andrew Lewis
Florida
Michael Carl (3.22) 6-0
2-6
1-0		 Henry Hatton (3.24)
Donald Hess (3.21)
Match: 3.34 Rating: 3.29
04/27/2019 D2 Adult 40+
3.5
Fishhawk Ranch - Jose Vivar
Florida		 L HCC Top Guns - James Schneider
Florida
Bing Li (3.33) 6-2
6-3		 Mark Nelson (3.37)
Michael Palmer (3.37)
Match: S Rating: 3.25
04/20/2019 D1 Adult 40+
3.5
Fishhawk Ranch - Jose Vivar
Florida		 W Buckhorn Springs - JD Smith
Florida
Patrick Mangold (3.57) 7-5
4-6
1-0		 Victor Gancedo (3.14)
Luis Tur (3.43)
Match: 3.18 Rating: 3.25
04/06/2019 D1 Adult 40+
3.5
Fishhawk Ranch - Jose Vivar
Florida		 W Hunters Green Machine - Stephen Hunter
Florida
Robert Bacon (3.22) 6-1
6-2		 Georges Kaufman (-----)
Kirk Davis (3.02)
Match: S Rating: 3.30
03/16/2019 D1 Adult 18+
3.5
Fishhawk- Jose Vivar
Florida		 W Hunters Green "Machine"- Stephen Hunter
Florida
John Clarkson (3.44) 7-6
6-1		 Jim Giblin (3.28)
Sean Friday (3.19)
Match: S Rating: 3.30
03/10/2019 D3 Mixed 40+
7.0
Fishhawk "Smart Aces"- Steve Seitzinger
Florida		 L Hillsborough-HCC /Helme
Florida
Sheila Edwards (3.01) 6-1
4-6
1-0		 Robert Miller (3.74)
Katie Krysa (2.93)
Match: 3.30 Rating: 3.20
03/09/2019 D1 Adult 18+
3.5
Fishhawk- Jose Vivar
Florida		 W Cheval "Terrapins"- Ted Lindblom
Florida
John Clarkson (3.38) 6-0
6-1		 Robert Bond (3.08)
Randall Casciello (3.01)
Match: 3.41 Rating: 3.30
03/03/2019 D2 Mixed 40+
7.0
Fishhawk "Smart Aces"- Steve Seitzinger
Florida		 L Cheval "Double Shots"- Karen Marchand
Florida
Sheila Edwards (3.01) 7-5
7-6		 Karen Marchand (3.10)
Louis Hanna (3.17)
Match: 3.15 Rating: 3.17
03/02/2019 D2 Adult 18+
3.5
Fishhawk- Jose Vivar
Florida		 L Westchase- Drew Lewis
Florida
John Clarkson (3.37) 7-6
3-6
1-0		 Kevin Brick (3.17)
Joe Baranska (3.36)
Match: 3.24 Rating: 3.26
02/10/2019 D1 Mixed 40+
7.0
Fishhawk "Smart Aces"- Steve Seitzinger
Florida		 W Cheval "Double Shots"- Karen Marchand
Florida
Sheila Edwards (-----) 6-0
6-0		 Default
Match: ----- Rating: -----
02/09/2019 D1 Adult 18+
3.5
Fishhawk- Jose Vivar
Florida		 L Cheval "Peroni"- Adam Crane
Florida
Robert Bacon (3.17) 7-5
6-4		 Paul Gates (3.23)
Michael Chan (3.47)
Match: 3.30 Rating: 3.27
01/26/2019 D1 Adult 18+
3.5
Fishhawk- Jose Vivar
Florida		 W Temple Terrace "Bulls"- Rick Burkhart
Florida
John Orr (3.15) 6-2
5-7
1-0		 George Hawkins (3.57)
Richard Warrener (3.31)
Match: 3.52 Rating: 3.26
01/12/2019 D2 Adult 18+
3.5
Fishhawk- Jose Vivar
Florida		 W Tampa Racquet Club- Norm Raymer
Florida
Robert Bacon (3.16) 6-1
6-4		 Todd Vandeberg (3.23)
Pedro Zambrano (-----)
Match: S Rating: 3.17
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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