Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2022) View Advanced Player Stats
John Hirchak (Wilmington, NC)
Male 		4.5 C
12/31/2022
Estimated Dynamic Rating 4.0275
6/30/2024
Projected Year End Rating ------
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4.5 Rating Meter
Rating Meter
4.0001 - 4.5000
Recent Match History Current Rating History
2022 Overall Season
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 40+ 4.5 8 1 7 0 12.5 19 4 15 21.1 139 46 93 33.1 0
Combo 8.5 5 1 4 0 20.0 10 2 8 20.0 91 38 53 41.8 1
Total 13 2 11 0 15.4 29 6 23 20.7 230 84 146 36.5 1
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
10/09/2022 Combo
8.5		 Brickels/Thompson
Southern		 D1 Robert Brickels
(3.82) 		Tim Buckland
(3.64)
Michael Shemwell
(4.25) 		L 7-5
6-0		 3.79 -----
10/07/2022 Combo
8.5		 Brickels/Thompson
Southern		 D1 Dereck Boone
(3.83) 		Default W 6-0
6-0		 S -----
09/25/2022 Combo
8.5		 Brickels/Thompson
Southern		 D2 Garrett Thompson
(3.73) 		Michael Porcelli
(4.01)
William Leath
(3.78) 		L 6-3
6-3		 3.85 -----
09/13/2022 Combo
8.5		 Brickels/Thompson
Southern		 D3 Jeffrey Warhaftig
(3.64) 		Rob Bagley
(3.55)
Rob Romero
(3.53) 		W 6-1
6-2		 4.08 -----
09/01/2022 Combo
8.5		 Brickels/Thompson
Southern		 D2 Dereck Boone
(3.83) 		Ed Vogelsong
(4.00)
Mack Heath
(3.75) 		L 7-6
6-3		 3.89 -----
08/30/2022 Combo
8.5		 Brickels/Thompson
Southern		 D2 Dereck Boone
(3.83) 		Zachary Tran
(4.40)
Craig Mann
(3.90) 		L 6-4
6-2		 4.06 -----
05/12/2022 Adult 40+
4.5		 Martin 40’s
Southern		 D2 John O'Malley
(4.00) 		Kenneth Myers
(4.29)
Sean Taber
(4.25) 		L 6-4
6-0		 4.01 4.03
05/04/2022 Adult 40+
4.5		 Martin 40’s
Southern		 D2 Jeffrey Cole
(4.12) 		Zachary Tran
(4.44)
David Fox
(4.00) 		L 6-3
4-6
1-0		 4.12 4.06
05/01/2022 Adult 40+
4.5		 Martin 40’s
Southern		 D2 Jeffrey Cole
(4.14) 		Chris Williams
(4.23)
Chris Bartlett
(4.22) 		L 6-3
6-2		 3.93 4.02
04/10/2022 Adult 40+
4.5		 Martin 40’s
Southern		 D3 Dereck Boone
(3.97) 		Kenneth Myers
(4.26)
Brian Preston
(4.13) 		L 6-2
6-0		 3.86 4.02
04/05/2022 Adult 40+
4.5		 Martin 40’s
Southern		 D3 Dereck Boone
(3.92) 		Keith Austin
(4.23)
John Cunius
(4.07) 		W 2-6
7-5
1-0		 4.18 4.07
03/27/2022 Adult 40+
4.5		 Martin 40’s
Southern		 D3 Dereck Boone
(3.93) 		Michael Shemwell
(4.27)
James Adgent
(4.01) 		L 6-1
4-6
1-0		 4.07 4.04
03/13/2022 Adult 40+
4.5		 Martin 40’s
Southern		 D3 Dereck Boone
(3.93) 		Kenneth Myers
(4.24)
Michael Porcelli
(4.01) 		L 6-3
6-2		 3.94 4.03
03/10/2022 Adult 40+
4.5		 Martin 40’s
Southern		 D3 Kenneth Martin
(4.01) 		Keith Austin
(4.09)
Kenner Stierwalt
(4.01) 		L 6-1
6-3		 3.80 4.04
10/09/2022 D1 Combo
8.5
Brickels/Thompson
Southern		 L KMyers 8.5
Southern
Robert Brickels (3.82) 7-5
6-0		 Tim Buckland (3.64)
Michael Shemwell (4.25)
Match: 3.79 Rating: -----
10/07/2022 D1 Combo
8.5
Brickels/Thompson
Southern		 W OCONNOR
Southern
Dereck Boone (3.83) 6-0
6-0		 Default
Match: S Rating: -----
09/25/2022 D2 Combo
8.5
Brickels/Thompson
Southern		 L KMyers 8.5
Southern
Garrett Thompson (3.73) 6-3
6-3		 Michael Porcelli (4.01)
William Leath (3.78)
Match: 3.85 Rating: -----
09/13/2022 D3 Combo
8.5
Brickels/Thompson
Southern		 W OCONNOR
Southern
Jeffrey Warhaftig (3.64) 6-1
6-2		 Rob Bagley (3.55)
Rob Romero (3.53)
Match: 4.08 Rating: -----
09/01/2022 D2 Combo
8.5
Brickels/Thompson
Southern		 L Barefoot 8.5 Combo
Southern
Dereck Boone (3.83) 7-6
6-3		 Ed Vogelsong (4.00)
Mack Heath (3.75)
Match: 3.89 Rating: -----
08/30/2022 D2 Combo
8.5
Brickels/Thompson
Southern		 L Barefoot 8.5 Combo
Southern
Dereck Boone (3.83) 6-4
6-2		 Zachary Tran (4.40)
Craig Mann (3.90)
Match: 4.06 Rating: -----
05/12/2022 D2 Adult 40+
4.5
Martin 40’s
Southern		 L KMyers 4.5 (S)
Southern
John O'Malley (4.00) 6-4
6-0		 Kenneth Myers (4.29)
Sean Taber (4.25)
Match: 4.01 Rating: 4.03
05/04/2022 D2 Adult 40+
4.5
Martin 40’s
Southern		 L Barefoot 4.5
Southern
Jeffrey Cole (4.12) 6-3
4-6
1-0		 Zachary Tran (4.44)
David Fox (4.00)
Match: 4.12 Rating: 4.06
05/01/2022 D2 Adult 40+
4.5
Martin 40’s
Southern		 L KMyers 4.5 (S)
Southern
Jeffrey Cole (4.14) 6-3
6-2		 Chris Williams (4.23)
Chris Bartlett (4.22)
Match: 3.93 Rating: 4.02
04/10/2022 D3 Adult 40+
4.5
Martin 40’s
Southern		 L KMyers 4.5 (S)
Southern
Dereck Boone (3.97) 6-2
6-0		 Kenneth Myers (4.26)
Brian Preston (4.13)
Match: 3.86 Rating: 4.02
04/05/2022 D3 Adult 40+
4.5
Martin 40’s
Southern		 W Barefoot 4.5
Southern
Dereck Boone (3.92) 2-6
7-5
1-0		 Keith Austin (4.23)
John Cunius (4.07)
Match: 4.18 Rating: 4.07
03/27/2022 D3 Adult 40+
4.5
Martin 40’s
Southern		 L KMyers 4.5 (S)
Southern
Dereck Boone (3.93) 6-1
4-6
1-0		 Michael Shemwell (4.27)
James Adgent (4.01)
Match: 4.07 Rating: 4.04
03/13/2022 D3 Adult 40+
4.5
Martin 40’s
Southern		 L KMyers 4.5 (S)
Southern
Dereck Boone (3.93) 6-3
6-2		 Kenneth Myers (4.24)
Michael Porcelli (4.01)
Match: 3.94 Rating: 4.03
03/10/2022 D3 Adult 40+
4.5
Martin 40’s
Southern		 L Barefoot 4.5
Southern
Kenneth Martin (4.01) 6-1
6-3		 Keith Austin (4.09)
Kenner Stierwalt (4.01)
Match: 3.80 Rating: 4.04
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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