Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2018) View Advanced Player Stats
Douglas Marshall (Arlington, VA)
Male 		4.0 C
12/31/2021
Estimated Dynamic Rating 3.6989
6/2/2024
Projected Year End Rating ------
----------
4.0 Rating Meter
Rating Meter
3.5001 - 4.0000
Recent Match History Current Rating History
2018 Overall Season
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 40+ 4.0 7 2 5 0 28.6 16 4 12 25.0 120 54 66 45.0 0
Adult 55+ 8.0 6 4 2 0 66.7 13 8 5 61.5 99 56 43 56.6 1
Total 13 6 7 0 46.2 29 12 17 41.4 219 110 109 50.2 1
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
09/21/2018 Adult 55+
8.0
Sectionals		 Team 4 BIG Shots
Mid-Atlantic		 D3 Ronald Oberbillig
(3.65) 		Wayne Isbell
(3.66)
Timothy Vaden
(3.64) 		W 6-4
6-3		 3.88 3.81
09/21/2018 Adult 55+
8.0
Sectionals		 Team 4 BIG Shots
Mid-Atlantic		 D2 Ronald Oberbillig
(3.60) 		ernest eskridge
(3.67)
David Ponder
(3.86) 		L 1-6
6-3
1-0		 3.91 3.82
08/28/2018 Adult 55+
8.0		 Team 4 BIG Shots
Mid-Atlantic		 D2 Kaveh Zomorodi
(3.72) 		Thomas Spengler
(3.62)
Rob Tolbert
(3.61) 		W 6-1
6-4		 3.86 3.81
08/26/2018 Adult 55+
8.0		 Team 4 BIG Shots
Mid-Atlantic		 D3 Ronald Oberbillig
(-----) 		Default W 6-0
6-0		 ----- -----
08/15/2018 Adult 55+
8.0		 Team 4 BIG Shots
Mid-Atlantic		 D2 Ronald Oberbillig
(3.72) 		W Houseknecht
(3.82)
Julio Fiol
(3.75) 		L 6-2
6-0		 3.47 3.73
08/07/2018 Adult 55+
8.0		 Team 4 BIG Shots
Mid-Atlantic		 D1 Ronald Oberbillig
(3.66) 		Robert Adams
(3.47)
Thomas Phillips
(3.69) 		W 6-1
6-2		 3.99 3.85
08/01/2018 Adult 55+
8.0		 Team 4 BIG Shots
Mid-Atlantic		 D1 Stephen Worrall
(3.76) 		Ricardo Watts
(3.60)
Leo Fisher
(3.69) 		W 7-6
2-2		 3.69 3.80
07/29/2018 Adult 40+
4.0		 Team 3 BIG SHOTS
Mid-Atlantic		 D2 Tom Smith
(3.72) 		Mitsuru Tanaka
(3.74)
Steve Latourette
(3.63) 		L 6-3
6-4		 3.59 3.79
07/20/2018 Adult 40+
4.0		 Team 3 BIG SHOTS
Mid-Atlantic		 D2 Curran Roller
(3.71) 		Jeff Rosenblum
(3.85)
Ted Breinig
(3.67) 		L 6-4
6-2		 3.65 3.81
07/11/2018 Adult 40+
4.0		 Team 3 BIG SHOTS
Mid-Atlantic		 D1 Curran Roller
(3.68) 		Mark Brown
(3.72)
Everett Diederiks
(3.99) 		W 4-6
5-1		 4.01 3.89
07/08/2018 Adult 40+
4.0		 Team 3 BIG SHOTS
Mid-Atlantic		 D2 Ronald Oberbillig
(3.75) 		Mark Nitsche
(3.57)
Mitsuru Tanaka
(3.74) 		L 6-4
0-6
1-0		 3.80 3.85
06/22/2018 Adult 40+
4.0		 Team 3 BIG SHOTS
Mid-Atlantic		 D1 Ronald Oberbillig
(3.66) 		Tom Ladenburg
(3.75)
Peter Sapolsky
(3.74) 		L 6-4
5-5		 3.78 3.86
06/19/2018 Adult 40+
4.0		 Team 3 BIG SHOTS
Mid-Atlantic		 D1 Ronald Oberbillig
(3.70) 		Sam Collins
(3.74)
Larkin Jennings
(3.71) 		L 6-4
3-0		 3.61 3.83
06/16/2018 Adult 40+
4.0		 Team 3 BIG SHOTS
Mid-Atlantic		 D1 Ronald Oberbillig
(3.77) 		Russell Short
(3.68)
Ahmed Alsaidi
(3.97) 		W 2-6
6-2
1-0		 3.92 3.92
09/21/2018 D3 Adult 55+
8.0
Sectionals
Team 4 BIG Shots
Mid-Atlantic		 W 2 ACAC Forbes
Mid-Atlantic
Ronald Oberbillig (3.65) 6-4
6-3		 Wayne Isbell (3.66)
Timothy Vaden (3.64)
Match: 3.88 Rating: 3.81
09/21/2018 D2 Adult 55+
8.0
Sectionals
Team 4 BIG Shots
Mid-Atlantic		 L Booth/Ponder
Mid-Atlantic
Ronald Oberbillig (3.60) 1-6
6-3
1-0		 ernest eskridge (3.67)
David Ponder (3.86)
Match: 3.91 Rating: 3.82
08/28/2018 D2 Adult 55+
8.0
Team 4 BIG Shots
Mid-Atlantic		 W Team 2
Mid-Atlantic
Kaveh Zomorodi (3.72) 6-1
6-4		 Thomas Spengler (3.62)
Rob Tolbert (3.61)
Match: 3.86 Rating: 3.81
08/26/2018 D3 Adult 55+
8.0
Team 4 BIG Shots
Mid-Atlantic		 W Team 3 Taishan
Mid-Atlantic
Ronald Oberbillig (-----) 6-0
6-0		 Default
Match: ----- Rating: -----
08/15/2018 D2 Adult 55+
8.0
Team 4 BIG Shots
Mid-Atlantic		 L Team 2
Mid-Atlantic
Ronald Oberbillig (3.72) 6-2
6-0		 W Houseknecht (3.82)
Julio Fiol (3.75)
Match: 3.47 Rating: 3.73
08/07/2018 D1 Adult 55+
8.0
Team 4 BIG Shots
Mid-Atlantic		 W Team 5 Chillin
Mid-Atlantic
Ronald Oberbillig (3.66) 6-1
6-2		 Robert Adams (3.47)
Thomas Phillips (3.69)
Match: 3.99 Rating: 3.85
08/01/2018 D1 Adult 55+
8.0
Team 4 BIG Shots
Mid-Atlantic		 W Team 2
Mid-Atlantic
Stephen Worrall (3.76) 7-6
2-2		 Ricardo Watts (3.60)
Leo Fisher (3.69)
Match: 3.69 Rating: 3.80
07/29/2018 D2 Adult 40+
4.0
Team 3 BIG SHOTS
Mid-Atlantic		 L Team 5
Mid-Atlantic
Tom Smith (3.72) 6-3
6-4		 Mitsuru Tanaka (3.74)
Steve Latourette (3.63)
Match: 3.59 Rating: 3.79
07/20/2018 D2 Adult 40+
4.0
Team 3 BIG SHOTS
Mid-Atlantic		 L Team 1 Fourocity?
Mid-Atlantic
Curran Roller (3.71) 6-4
6-2		 Jeff Rosenblum (3.85)
Ted Breinig (3.67)
Match: 3.65 Rating: 3.81
07/11/2018 D1 Adult 40+
4.0
Team 3 BIG SHOTS
Mid-Atlantic		 W Team 4 Pirates Over 40
Mid-Atlantic
Curran Roller (3.68) 4-6
5-1		 Mark Brown (3.72)
Everett Diederiks (3.99)
Match: 4.01 Rating: 3.89
07/08/2018 D2 Adult 40+
4.0
Team 3 BIG SHOTS
Mid-Atlantic		 L Team 5
Mid-Atlantic
Ronald Oberbillig (3.75) 6-4
0-6
1-0		 Mark Nitsche (3.57)
Mitsuru Tanaka (3.74)
Match: 3.80 Rating: 3.85
06/22/2018 D1 Adult 40+
4.0
Team 3 BIG SHOTS
Mid-Atlantic		 L Team 4 Pirates Over 40
Mid-Atlantic
Ronald Oberbillig (3.66) 6-4
5-5		 Tom Ladenburg (3.75)
Peter Sapolsky (3.74)
Match: 3.78 Rating: 3.86
06/19/2018 D1 Adult 40+
4.0
Team 3 BIG SHOTS
Mid-Atlantic		 L Team 1 Fourocity?
Mid-Atlantic
Ronald Oberbillig (3.70) 6-4
3-0		 Sam Collins (3.74)
Larkin Jennings (3.71)
Match: 3.61 Rating: 3.83
06/16/2018 D1 Adult 40+
4.0
Team 3 BIG SHOTS
Mid-Atlantic		 W Team 5
Mid-Atlantic
Ronald Oberbillig (3.77) 2-6
6-2
1-0		 Russell Short (3.68)
Ahmed Alsaidi (3.97)
Match: 3.92 Rating: 3.92
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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