Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2021) View Advanced Player Stats
Doug Gruys (Ellicott City, MD)
Male 		3.5 C
12/31/2023
Estimated Dynamic Rating 3.4863
11/15/2024
Projected Year End Rating ------
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3.5 Rating Meter
Rating Meter
3.0001 - 3.5000
Recent Match History Current Rating History
2021 Adult 55+ Season
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 55+ 7.0 8 5 3 0 62.5 20 12 8 60.0 152 80 72 52.6 0
Adult 55+ 8.0 6 2 4 0 33.3 13 4 9 30.8 117 48 69 41.0 0
Total 14 7 7 0 50.0 33 16 17 48.5 269 128 141 47.6 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
09/12/2021 Adult 55+
7.0
Sectionals		 Goodfellas 7.0 (55+)
Mid-Atlantic		 D1 Robert Hoffman
(3.31) 		Jonathan Ferrell
(3.46)
Juan Rivas
(3.04) 		L 3-6
6-4
1-0		 3.26 3.36
09/11/2021 Adult 55+
7.0
Sectionals		 Goodfellas 7.0 (55+)
Mid-Atlantic		 D2 Tony Adson
(3.56) 		Kevin Spotts
(3.35)
Tim Sawyer
(3.38) 		L 6-3
6-2		 3.06 3.33
09/10/2021 Adult 55+
7.0
Sectionals		 Goodfellas 7.0 (55+)
Mid-Atlantic		 D3 Tony Adson
(3.55) 		Scott Stickels
(3.36)
Tim Mowry
(3.21) 		W 6-2
6-2		 3.50 3.44
08/25/2021 Adult 55+
8.0		 Goodfellas 8.0 (55+)
Mid-Atlantic		 D2 George Sybert
(3.40) 		John Marshall Hand
(3.42)
Brian Stephens
(3.62) 		L 6-3
6-2		 3.29 3.40
08/22/2021 Adult 55+
7.0		 Goodfellas 7.0 (55+)
Mid-Atlantic		 D3 George Sybert
(3.36) 		Michael Eckhaus
(3.22)
Anthony Garcia
(3.21) 		W 7-6
7-5		 3.33 3.41
08/19/2021 Adult 55+
8.0		 Goodfellas 8.0 (55+)
Mid-Atlantic		 D3 Tony Adson
(3.48) 		Timothy Millhollon
(3.75)
Al Zanger
(3.61) 		L 7-5
6-4		 3.56 3.46
08/15/2021 Adult 55+
7.0		 Goodfellas 7.0 (55+)
Mid-Atlantic		 D3 Tony Adson
(3.54) 		Bruce Knolmayer
(3.24)
Donald Reuwer
(3.15) 		W 6-1
6-4		 3.39 3.41
08/14/2021 Adult 55+
8.0		 Goodfellas 8.0 (55+)
Mid-Atlantic		 D3 Tony Adson
(3.44) 		Gerald Jones
(3.53)
Randall Scott
(3.87) 		W 7-5
3-6
1-0		 3.68 3.45
08/12/2021 Adult 55+
8.0		 Goodfellas 8.0 (55+)
Mid-Atlantic		 D3 George Sybert
(3.27) 		Bill Devine
(3.61)
Brendan Mattingly
(3.84) 		L 6-4
6-3		 3.63 3.42
08/08/2021 Adult 55+
8.0		 Goodfellas 8.0 (55+)
Mid-Atlantic		 D1 Martin Morris
(3.78) 		Al Baker
(3.79)
Louis Colangelo
(3.75) 		W 6-3
7-6		 3.65 3.39
07/20/2021 Adult 55+
7.0		 Goodfellas 7.0 (55+)
Mid-Atlantic		 D2 George Sybert
(3.25) 		Kevin Hendon
(3.48)
James Rees
(3.56) 		W 2-6
7-5
1-0		 3.53 3.35
07/07/2021 Adult 55+
7.0		 Goodfellas 7.0 (55+)
Mid-Atlantic		 D1 Bill Kenney
(3.45) 		Randall Scott
(3.86)
Randy Taylor
(3.08) 		W 3-6
6-2
1-0		 3.52 3.41
06/25/2021 Adult 55+
7.0		 Goodfellas 7.0 (55+)
Mid-Atlantic		 D1 Wayne Henry
(2.74) 		Alexis Nathan
(3.41)
Gerald Jones
(3.57) 		L 4-6
6-1
1-0		 3.64 3.37
06/19/2021 Adult 55+
8.0		 Goodfellas 8.0 (55+)
Mid-Atlantic		 D1 Robert Hoffman
(3.20) 		Patrick Orwig
(4.02)
Colin MacLachlan
(3.90) 		L 6-1
6-2		 S 3.35
09/12/2021 D1 Adult 55+
7.0
Sectionals
Goodfellas 7.0 (55+)
Mid-Atlantic		 L Defenders
Mid-Atlantic
Robert Hoffman (3.31) 3-6
6-4
1-0		 Jonathan Ferrell (3.46)
Juan Rivas (3.04)
Match: 3.26 Rating: 3.36
09/11/2021 D2 Adult 55+
7.0
Sectionals
Goodfellas 7.0 (55+)
Mid-Atlantic		 L Anderson & Anderson
Mid-Atlantic
Tony Adson (3.56) 6-3
6-2		 Kevin Spotts (3.35)
Tim Sawyer (3.38)
Match: 3.06 Rating: 3.33
09/10/2021 D3 Adult 55+
7.0
Sectionals
Goodfellas 7.0 (55+)
Mid-Atlantic		 W Kuker
Mid-Atlantic
Tony Adson (3.55) 6-2
6-2		 Scott Stickels (3.36)
Tim Mowry (3.21)
Match: 3.50 Rating: 3.44
08/25/2021 D2 Adult 55+
8.0
Goodfellas 8.0 (55+)
Mid-Atlantic		 L Southerland
Mid-Atlantic
George Sybert (3.40) 6-3
6-2		 John Marshall Hand (3.42)
Brian Stephens (3.62)
Match: 3.29 Rating: 3.40
08/22/2021 D3 Adult 55+
7.0
Goodfellas 7.0 (55+)
Mid-Atlantic		 W Thompson 7.0 (55+)
Mid-Atlantic
George Sybert (3.36) 7-6
7-5		 Michael Eckhaus (3.22)
Anthony Garcia (3.21)
Match: 3.33 Rating: 3.41
08/19/2021 D3 Adult 55+
8.0
Goodfellas 8.0 (55+)
Mid-Atlantic		 L Thompson 8.0 (55+)
Mid-Atlantic
Tony Adson (3.48) 7-5
6-4		 Timothy Millhollon (3.75)
Al Zanger (3.61)
Match: 3.56 Rating: 3.46
08/15/2021 D3 Adult 55+
7.0
Goodfellas 7.0 (55+)
Mid-Atlantic		 W Old Wizzards
Mid-Atlantic
Tony Adson (3.54) 6-1
6-4		 Bruce Knolmayer (3.24)
Donald Reuwer (3.15)
Match: 3.39 Rating: 3.41
08/14/2021 D3 Adult 55+
8.0
Goodfellas 8.0 (55+)
Mid-Atlantic		 W Reuwer
Mid-Atlantic
Tony Adson (3.44) 7-5
3-6
1-0		 Gerald Jones (3.53)
Randall Scott (3.87)
Match: 3.68 Rating: 3.45
08/12/2021 D3 Adult 55+
8.0
Goodfellas 8.0 (55+)
Mid-Atlantic		 L Blum
Mid-Atlantic
George Sybert (3.27) 6-4
6-3		 Bill Devine (3.61)
Brendan Mattingly (3.84)
Match: 3.63 Rating: 3.42
08/08/2021 D1 Adult 55+
8.0
Goodfellas 8.0 (55+)
Mid-Atlantic		 W Southerland
Mid-Atlantic
Martin Morris (3.78) 6-3
7-6		 Al Baker (3.79)
Louis Colangelo (3.75)
Match: 3.65 Rating: 3.39
07/20/2021 D2 Adult 55+
7.0
Goodfellas 7.0 (55+)
Mid-Atlantic		 W Thompson 7.0 (55+)
Mid-Atlantic
George Sybert (3.25) 2-6
7-5
1-0		 Kevin Hendon (3.48)
James Rees (3.56)
Match: 3.53 Rating: 3.35
07/07/2021 D1 Adult 55+
7.0
Goodfellas 7.0 (55+)
Mid-Atlantic		 W Old Wizzards
Mid-Atlantic
Bill Kenney (3.45) 3-6
6-2
1-0		 Randall Scott (3.86)
Randy Taylor (3.08)
Match: 3.52 Rating: 3.41
06/25/2021 D1 Adult 55+
7.0
Goodfellas 7.0 (55+)
Mid-Atlantic		 L Old Wizzards
Mid-Atlantic
Wayne Henry (2.74) 4-6
6-1
1-0		 Alexis Nathan (3.41)
Gerald Jones (3.57)
Match: 3.64 Rating: 3.37
06/19/2021 D1 Adult 55+
8.0
Goodfellas 8.0 (55+)
Mid-Atlantic		 L Thompson 8.0 (55+)
Mid-Atlantic
Robert Hoffman (3.20) 6-1
6-2		 Patrick Orwig (4.02)
Colin MacLachlan (3.90)
Match: S Rating: 3.35
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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