Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2021) View Advanced Player Stats
Chris Grinnell (Chesterfield, VA)
Male 		4.5 C
12/31/2023
Estimated Dynamic Rating 4.4884
6/9/2024
Projected Year End Rating ------
----------
4.5 Rating Meter
Rating Meter
4.0001 - 4.5000
Recent Match History Current Rating History
2021 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 12 6 6 0 50.0 25 13 12 52.0 205 106 99 51.7 1
Combo 8.5 6 4 2 0 66.7 13 9 4 69.2 118 69 49 58.5 0
Mixed 18+ 9.0 5 4 1 0 80.0 12 9 3 75.0 91 56 35 61.5 0
Total 23 14 9 0 60.9 50 31 19 62.0 414 231 183 55.8 1
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
10/14/2021 Combo
8.5		 3 Woodlake Patterson
Mid-Atlantic		 D1 Wieslaw Gumulak
(3.69) 		Stuart Fulcher
(4.20)
Loc Pfeiffer
(3.76) 		W 6-4
6-4		 4.32 -----
10/07/2021 Combo
8.5		 3 Woodlake Patterson
Mid-Atlantic		 D1 Wieslaw Gumulak
(3.69) 		Jimmy Ghaphery
(4.06)
Charles Sipe
(3.49) 		W 6-2
7-5		 4.19 -----
09/28/2021 Combo
8.5		 3 Woodlake Patterson
Mid-Atlantic		 D3 Wieslaw Gumulak
(3.69) 		Craig Morgan
(4.08)
Eric Hewitt
(3.68) 		L 7-5
6-4		 4.03 -----
09/19/2021 Mixed 18+
9.0
Sectionals		 MTC-Williams
Mid-Atlantic		 D1 Jennifer Grinnell
(4.44) 		Erin Waters
(4.16)
Bryant Mohns
(4.33) 		W 7-6
3-6
1-0		 4.09 4.16
09/18/2021 Mixed 18+
9.0
Sectionals		 MTC-Williams
Mid-Atlantic		 D3 Jennifer Grinnell
(4.41) 		Henry Cha
(4.19)
Kathleen Su
(4.07) 		W 6-4
6-1		 4.24 4.19
08/28/2021 Combo
8.5		 3 Woodlake Patterson
Mid-Atlantic		 D1 Ken Patterson
(3.84) 		Logan Gruhl
(4.59)
Colin Atkinson
(3.81) 		L 7-5
3-6
1-0		 4.37 -----
08/15/2021 Adult 18+
4.5
Sectionals		 5 Stonehenge Brown Balloon Fingers
Mid-Atlantic		 D3 Michael Piland
(4.18) 		Todd Campbell
(4.45)
Jonathan Vissering
(4.23) 		L 6-3
6-3		 4.18 4.25
08/15/2021 Adult 18+
4.5
Sectionals		 5 Stonehenge Brown Balloon Fingers
Mid-Atlantic		 D2 Michael Piland
(4.21) 		Sam Lieber
(3.89)
Matthew Modderno
(4.24) 		L 6-4
1-6
1-0		 4.14 4.25
08/14/2021 Combo
8.5		 3 Woodlake Patterson
Mid-Atlantic		 D1 Wieslaw Gumulak
(3.69) 		Jeff Bosch
(3.69)
Jason Voigt
(3.97) 		W 6-4
6-3		 4.22 -----
08/14/2021 Adult 18+
4.5
Sectionals		 5 Stonehenge Brown Balloon Fingers
Mid-Atlantic		 S2 Jack Allen
(4.49) 		L 6-0
6-1		 4.06 4.25
08/10/2021 Combo
8.5		 3 Woodlake Patterson
Mid-Atlantic		 D2 Ken Patterson
(3.84) 		Chuck Snow
(4.03)
Matthew Morris
(3.71) 		W 6-2
6-1		 4.37 -----
07/31/2021 Adult 18+
4.5
Regionals		 5 Stonehenge Brown Balloon Fingers
Mid-Atlantic		 D3 William Carli
(4.01) 		Raymond Kanyo
(4.34)
Albert Thomas
(4.32) 		L 6-3
6-2		 4.24 4.29
06/16/2021 Adult 18+
4.5		 5 Stonehenge Brown Balloon Fingers
Mid-Atlantic		 D3 Jeffreys Harrell
(-----) 		Default W 6-0
6-0		 ----- -----
06/02/2021 Adult 18+
4.5		 5 Stonehenge Brown Balloon Fingers
Mid-Atlantic		 D1 Tyler Crone
(4.21) 		Jay Nelson
(4.22)
Warren Smigo
(3.90) 		W 6-3
6-2		 4.36 4.33
05/26/2021 Adult 18+
4.5		 5 Stonehenge Brown Balloon Fingers
Mid-Atlantic		 D2 Christopher Snow
(4.70) 		David Dwight
(4.20)
Thomas Huffman
(4.19) 		W 6-4
6-3		 S 4.33
05/23/2021 Adult 18+
4.5		 6 Woodlake Patterson
Mid-Atlantic		 D1 Renato Mendoza
(4.12) 		William Walton
(4.01)
Holland Gravely
(4.08) 		W 6-3
6-3		 4.32 4.33
05/05/2021 Adult 18+
4.5		 5 Stonehenge Brown Balloon Fingers
Mid-Atlantic		 D3 Brad Burch
(4.18) 		Richard Godsey
(4.15)
Jack Allen
(4.45) 		L 6-1
6-2		 4.05 4.28
04/21/2021 Adult 18+
4.5		 5 Stonehenge Brown Balloon Fingers
Mid-Atlantic		 D2 Brad Burch
(4.19) 		Michael Blackburn
(3.80)
Timothy Wade
(3.89) 		W 6-2
6-1		 4.32 4.35
04/18/2021 Adult 18+
4.5		 6 Woodlake Patterson
Mid-Atlantic		 D1 Renato Mendoza
(4.11) 		Moshea Aleem
(3.58)
Blake Martin
(4.20) 		W 6-0
6-1		 4.44 4.37
04/14/2021 Adult 18+
4.5		 5 Stonehenge Brown Balloon Fingers
Mid-Atlantic		 D2 Brad Burch
(4.19) 		Jeff Newman
(-----)
Stuart Fulcher
(4.08) 		W 7-6
6-2		 S 4.35
04/10/2021 Adult 18+
4.5		 6 Woodlake Patterson
Mid-Atlantic		 D1 Renato Mendoza
(4.10) 		Logan Gruhl
(4.45)
Raymond Kanyo
(4.35) 		L 6-3
7-5		 4.40 4.35
03/28/2021 Mixed 18+
9.0		 MTC-Williams
Mid-Atlantic		 D3 Jennifer Grinnell
(4.44) 		Angela Verdery
(4.06)
Henry Wood
(3.91) 		W 6-2
6-3		 4.10 4.16
03/21/2021 Mixed 18+
9.0		 MTC-Williams
Mid-Atlantic		 D3 Jennifer Grinnell
(4.42) 		Konstantin Dombrovskiy
(4.67)
Lucinda Stuckey
(3.41) 		W 6-3
6-1		 4.21 4.19
03/14/2021 Mixed 18+
9.0		 MTC-Williams
Mid-Atlantic		 D3 Jennifer Grinnell
(4.43) 		Ben Hall
(4.54)
Julie Ruth
(3.75) 		L 2-6
6-3
1-0		 4.02 4.17
10/14/2021 D1 Combo
8.5
3 Woodlake Patterson
Mid-Atlantic		 W 1 Belmont Ballers Gruhl
Mid-Atlantic
Wieslaw Gumulak (3.69) 6-4
6-4		 Stuart Fulcher (4.20)
Loc Pfeiffer (3.76)
Match: 4.32 Rating: -----
10/07/2021 D1 Combo
8.5
3 Woodlake Patterson
Mid-Atlantic		 W 2 ACAC Andrews Shake and Bake
Mid-Atlantic
Wieslaw Gumulak (3.69) 6-2
7-5		 Jimmy Ghaphery (4.06)
Charles Sipe (3.49)
Match: 4.19 Rating: -----
09/28/2021 D3 Combo
8.5
3 Woodlake Patterson
Mid-Atlantic		 L 4 ACAC Captain Morgan's Stand
Mid-Atlantic
Wieslaw Gumulak (3.69) 7-5
6-4		 Craig Morgan (4.08)
Eric Hewitt (3.68)
Match: 4.03 Rating: -----
09/19/2021 D1 Mixed 18+
9.0
Sectionals
MTC-Williams
Mid-Atlantic		 W ACAC
Mid-Atlantic
Jennifer Grinnell (4.44) 7-6
3-6
1-0		 Erin Waters (4.16)
Bryant Mohns (4.33)
Match: 4.09 Rating: 4.16
09/18/2021 D3 Mixed 18+
9.0
Sectionals
MTC-Williams
Mid-Atlantic		 W Cha / Fung
Mid-Atlantic
Jennifer Grinnell (4.41) 6-4
6-1		 Henry Cha (4.19)
Kathleen Su (4.07)
Match: 4.24 Rating: 4.19
08/28/2021 D1 Combo
8.5
3 Woodlake Patterson
Mid-Atlantic		 L 1 Belmont Ballers Gruhl
Mid-Atlantic
Ken Patterson (3.84) 7-5
3-6
1-0		 Logan Gruhl (4.59)
Colin Atkinson (3.81)
Match: 4.37 Rating: -----
08/15/2021 D3 Adult 18+
4.5
Sectionals
5 Stonehenge Brown Balloon Fingers
Mid-Atlantic		 L Heavy Hitters
Mid-Atlantic
Michael Piland (4.18) 6-3
6-3		 Todd Campbell (4.45)
Jonathan Vissering (4.23)
Match: 4.18 Rating: 4.25
08/15/2021 D2 Adult 18+
4.5
Sectionals
5 Stonehenge Brown Balloon Fingers
Mid-Atlantic		 L Weekend Warriors
Mid-Atlantic
Michael Piland (4.21) 6-4
1-6
1-0		 Sam Lieber (3.89)
Matthew Modderno (4.24)
Match: 4.14 Rating: 4.25
08/14/2021 D1 Combo
8.5
3 Woodlake Patterson
Mid-Atlantic		 W 2 ACAC Andrews Shake and Bake
Mid-Atlantic
Wieslaw Gumulak (3.69) 6-4
6-3		 Jeff Bosch (3.69)
Jason Voigt (3.97)
Match: 4.22 Rating: -----
08/14/2021 S2 Adult 18+
4.5
Sectionals
5 Stonehenge Brown Balloon Fingers
Mid-Atlantic		 L 1 LPC Godsey GodsRuhl
Mid-Atlantic
6-0
6-1		 Jack Allen (4.49)
Match: 4.06 Rating: 4.25
08/10/2021 D2 Combo
8.5
3 Woodlake Patterson
Mid-Atlantic		 W 5 MAC Snow
Mid-Atlantic
Ken Patterson (3.84) 6-2
6-1		 Chuck Snow (4.03)
Matthew Morris (3.71)
Match: 4.37 Rating: -----
07/31/2021 D3 Adult 18+
4.5
Regionals
5 Stonehenge Brown Balloon Fingers
Mid-Atlantic		 L 1 LPC Godsey GodsRuhl
Mid-Atlantic
William Carli (4.01) 6-3
6-2		 Raymond Kanyo (4.34)
Albert Thomas (4.32)
Match: 4.24 Rating: 4.29
06/16/2021 D3 Adult 18+
4.5
5 Stonehenge Brown Balloon Fingers
Mid-Atlantic		 W 2 MAC Snow
Mid-Atlantic
Jeffreys Harrell (-----) 6-0
6-0		 Default
Match: ----- Rating: -----
06/02/2021 D1 Adult 18+
4.5
5 Stonehenge Brown Balloon Fingers
Mid-Atlantic		 W 3 ACAC Stephens Morgan's Assault 4.5
Mid-Atlantic
Tyler Crone (4.21) 6-3
6-2		 Jay Nelson (4.22)
Warren Smigo (3.90)
Match: 4.36 Rating: 4.33
05/26/2021 D2 Adult 18+
4.5
5 Stonehenge Brown Balloon Fingers
Mid-Atlantic		 W 6 Bon Air Steele
Mid-Atlantic
Christopher Snow (4.70) 6-4
6-3		 David Dwight (4.20)
Thomas Huffman (4.19)
Match: S Rating: 4.33
05/23/2021 D1 Adult 18+
4.5
6 Woodlake Patterson
Mid-Atlantic		 W 8 Raintree Parker
Mid-Atlantic
Renato Mendoza (4.12) 6-3
6-3		 William Walton (4.01)
Holland Gravely (4.08)
Match: 4.32 Rating: 4.33
05/05/2021 D3 Adult 18+
4.5
5 Stonehenge Brown Balloon Fingers
Mid-Atlantic		 L 1 Westwood Shafer
Mid-Atlantic
Brad Burch (4.18) 6-1
6-2		 Richard Godsey (4.15)
Jack Allen (4.45)
Match: 4.05 Rating: 4.28
04/21/2021 D2 Adult 18+
4.5
5 Stonehenge Brown Balloon Fingers
Mid-Atlantic		 W 6 Bon Air Steele
Mid-Atlantic
Brad Burch (4.19) 6-2
6-1		 Michael Blackburn (3.80)
Timothy Wade (3.89)
Match: 4.32 Rating: 4.35
04/18/2021 D1 Adult 18+
4.5
6 Woodlake Patterson
Mid-Atlantic		 W 5 Richmond 4.5 Tennisbums
Mid-Atlantic
Renato Mendoza (4.11) 6-0
6-1		 Moshea Aleem (3.58)
Blake Martin (4.20)
Match: 4.44 Rating: 4.37
04/14/2021 D2 Adult 18+
4.5
5 Stonehenge Brown Balloon Fingers
Mid-Atlantic		 W 4 SCC Miller We are the Miller’s
Mid-Atlantic
Brad Burch (4.19) 7-6
6-2		 Jeff Newman (-----)
Stuart Fulcher (4.08)
Match: S Rating: 4.35
04/10/2021 D1 Adult 18+
4.5
6 Woodlake Patterson
Mid-Atlantic		 L 1 LPC Godsey GodsRuhl
Mid-Atlantic
Renato Mendoza (4.10) 6-3
7-5		 Logan Gruhl (4.45)
Raymond Kanyo (4.35)
Match: 4.40 Rating: 4.35
03/28/2021 D3 Mixed 18+
9.0
MTC-Williams
Mid-Atlantic		 W RAIN-Ray
Mid-Atlantic
Jennifer Grinnell (4.44) 6-2
6-3		 Angela Verdery (4.06)
Henry Wood (3.91)
Match: 4.10 Rating: 4.16
03/21/2021 D3 Mixed 18+
9.0
MTC-Williams
Mid-Atlantic		 W MAC-Johnston
Mid-Atlantic
Jennifer Grinnell (4.42) 6-3
6-1		 Konstantin Dombrovskiy (4.67)
Lucinda Stuckey (3.41)
Match: 4.21 Rating: 4.19
03/14/2021 D3 Mixed 18+
9.0
MTC-Williams
Mid-Atlantic		 L ACAC-Hall
Mid-Atlantic
Jennifer Grinnell (4.43) 2-6
6-3
1-0		 Ben Hall (4.54)
Julie Ruth (3.75)
Match: 4.02 Rating: 4.17
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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