Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2023) View Advanced Player Stats
Rick Derrick (Sacramento, CA)
Male 		3.5 C
12/31/2024
Estimated Dynamic Rating 3.0492
1/2/2025
Projected Year End Rating ------
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3.5 Rating Meter
Rating Meter
3.0001 - 3.5000
Recent Match History Current Rating History
2023 Overall Season [Doubles]
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 40+ 3.5 3 0 3 0 0.0 6 0 6 0.0 48 12 36 25.0 0
Adult 70+ 7.0 5 1 4 0 20.0 11 2 9 18.2 90 31 59 34.4 0
Total 8 1 7 0 12.5 17 2 15 11.8 138 43 95 31.2 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
10/20/2023 Adult 70+
7.0		 RIO DEL ORO S70M7.0A
No California		 D2 Walt Seifert
(3.33) 		Carl Lynch
(3.18)
Salvatore Zimmitti
(3.73) 		L 6-1
6-1		 3.05 3.25
09/28/2023 Adult 70+
7.0		 RIO DEL ORO S70M7.0A
No California		 D3 Walt Seifert
(3.36) 		Lee Grichuhin
(3.44)
Thomas Schauer
(3.11) 		L 6-2
7-6		 3.12 3.28
09/21/2023 Adult 70+
7.0		 RIO DEL ORO S70M7.0A
No California		 D3 Jack Romanowicz
(3.10) 		John Henshaw
(3.23)
James Schemke
(3.09) 		W 6-3
4-6
1-0		 3.31 3.32
09/05/2023 Adult 70+
7.0		 RIO DEL ORO S70M7.0A
No California		 D2 Walt Seifert
(3.34) 		Wayne Dohnt
(3.89)
Thomas Schauer
(3.00) 		L 6-2
6-0		 3.06 3.29
08/31/2023 Adult 70+
7.0		 RIO DEL ORO S70M7.0A
No California		 D2 Walt Seifert
(3.32) 		Maurice Smith
(3.45)
Paul Taylor
(3.61) 		L 6-3
7-5		 3.40 3.35
03/03/2023 Adult 40+
3.5		 RIO DEL ORO 40AM3.5A-DT
No California		 D2 don trestrail
(3.01) 		Brian Katz
(3.31)
George Spencer
(3.18) 		L 6-3
6-1		 3.14 3.33
01/18/2023 Adult 40+
3.5		 RIO DEL ORO 40AM3.5A-DT
No California		 D2 Bill Ainsworth
(3.21) 		Rubin Sandhu
(3.42)
George Spencer
(3.11) 		L 6-3
6-3		 S 3.38
01/12/2023 Adult 40+
3.5		 RIO DEL ORO 40AM3.5A-DT
No California		 D1 Joel Marion
(3.07) 		Rick Maher
(3.21)
Rubin Sandhu
(3.42) 		L 6-2
6-0		 S 3.38
10/20/2023 D2 Adult 70+
7.0
RIO DEL ORO S70M7.0A
No California		 L SUN CITY LINCOLN S70M7.0A
No California
Walt Seifert (3.33) 6-1
6-1		 Carl Lynch (3.18)
Salvatore Zimmitti (3.73)
Match: 3.05 Rating: 3.25
09/28/2023 D3 Adult 70+
7.0
RIO DEL ORO S70M7.0A
No California		 L GOLD RIVER RC S70M7.0A
No California
Walt Seifert (3.36) 6-2
7-6		 Lee Grichuhin (3.44)
Thomas Schauer (3.11)
Match: 3.12 Rating: 3.28
09/21/2023 D3 Adult 70+
7.0
RIO DEL ORO S70M7.0A
No California		 W SOLANO TA/CENTENNIAL PRK S70M7.0A
No California
Jack Romanowicz (3.10) 6-3
4-6
1-0		 John Henshaw (3.23)
James Schemke (3.09)
Match: 3.31 Rating: 3.32
09/05/2023 D2 Adult 70+
7.0
RIO DEL ORO S70M7.0A
No California		 L GOLD RIVER RC S70M7.0A
No California
Walt Seifert (3.34) 6-2
6-0		 Wayne Dohnt (3.89)
Thomas Schauer (3.00)
Match: 3.06 Rating: 3.29
08/31/2023 D2 Adult 70+
7.0
RIO DEL ORO S70M7.0A
No California		 L SUN CITY LINCOLN S70M7.0A
No California
Walt Seifert (3.32) 6-3
7-5		 Maurice Smith (3.45)
Paul Taylor (3.61)
Match: 3.40 Rating: 3.35
03/03/2023 D2 Adult 40+
3.5
RIO DEL ORO 40AM3.5A-DT
No California		 L JOHNSON RANCH 40AM3.5A-DT
No California
don trestrail (3.01) 6-3
6-1		 Brian Katz (3.31)
George Spencer (3.18)
Match: 3.14 Rating: 3.33
01/18/2023 D2 Adult 40+
3.5
RIO DEL ORO 40AM3.5A-DT
No California		 L JOHNSON RANCH 40AM3.5A-DT
No California
Bill Ainsworth (3.21) 6-3
6-3		 Rubin Sandhu (3.42)
George Spencer (3.11)
Match: S Rating: 3.38
01/12/2023 D1 Adult 40+
3.5
RIO DEL ORO 40AM3.5A-DT
No California		 L JOHNSON RANCH 40AM3.5A-DT
No California
Joel Marion (3.07) 6-2
6-0		 Rick Maher (3.21)
Rubin Sandhu (3.42)
Match: S Rating: 3.38
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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