Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2023) View Advanced Player Stats
karen ziff (Ashburn, VA)
Female 		3.5 C
12/31/2024
Estimated Dynamic Rating 3.1460
3/6/2025
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 [Singles]
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 18+ 3.5 2 0 2 0 0.0 4 0 4 0.0 38 14 24 36.8 0
Adult 40+ 3.5 2 0 2 0 0.0 4 0 4 0.0 30 6 24 20.0 0
Adult Other 3.5 4 2 2 0 50.0 9 3 6 33.3 84 39 45 46.4 0
Total 8 2 6 0 25.0 17 3 14 17.6 152 59 93 38.8 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
10/06/2023 Adult Other
3.5		 DRAKE / ZIFF - Belmont CC
Mid-Atlantic		 S3 Rebecca Norman
(3.09) 		L 6-4
6-4		 2.99 3.11
10/04/2023 Adult Other
3.5		 DRAKE / ZIFF - Belmont CC
Mid-Atlantic		 S2 Mary Beth Williamson
(2.89) 		W 6-4
5-6		 2.92 3.12
09/27/2023 Adult Other
3.5		 DRAKE / ZIFF - Belmont CC
Mid-Atlantic		 S1 Kimberly Murray
(3.19) 		L 6-4
6-4		 3.09 3.15
09/13/2023 Adult Other
3.5		 DRAKE / ZIFF - Belmont CC
Mid-Atlantic		 S2 Rebecca Norman
(3.01) 		W 6-4
5-7
1-0		 3.03 3.14
06/13/2023 Adult 40+
3.5		 Bessa
Mid-Atlantic		 S1 Carrie Seifert
(3.14) 		L 6-1
6-1		 2.75 3.05
04/26/2023 Adult 18+
3.5		 KOTTER - A. FARMS
Mid-Atlantic		 S2 Julie Kyle
(3.14) 		L 6-2
6-4		 2.94 3.04
03/29/2023 Adult 18+
3.5		 KOTTER - A. FARMS
Mid-Atlantic		 S1 Leanne Drake
(3.03) 		L 6-4
6-4		 2.93 3.05
03/26/2023 Adult 40+
3.5		 Team 14 Super Novas
Mid-Atlantic		 S1 Sarah Baker
(3.45) 		L 6-2
6-2		 3.16 3.08
10/06/2023 S3 Adult Other
3.5
DRAKE / ZIFF - Belmont CC
Mid-Atlantic		 L McMULLEN - Broadlands
Mid-Atlantic
6-4
6-4		 Rebecca Norman (3.09)
Match: 2.99 Rating: 3.11
10/04/2023 S2 Adult Other
3.5
DRAKE / ZIFF - Belmont CC
Mid-Atlantic		 W McMULLEN - Broadlands
Mid-Atlantic
6-4
5-6		 Mary Beth Williamson (2.89)
Match: 2.92 Rating: 3.12
09/27/2023 S1 Adult Other
3.5
DRAKE / ZIFF - Belmont CC
Mid-Atlantic		 L McMULLEN - Broadlands
Mid-Atlantic
6-4
6-4		 Kimberly Murray (3.19)
Match: 3.09 Rating: 3.15
09/13/2023 S2 Adult Other
3.5
DRAKE / ZIFF - Belmont CC
Mid-Atlantic		 W McMULLEN - Broadlands
Mid-Atlantic
6-4
5-7
1-0		 Rebecca Norman (3.01)
Match: 3.03 Rating: 3.14
06/13/2023 S1 Adult 40+
3.5
Bessa
Mid-Atlantic		 L Stonebrook
Mid-Atlantic
6-1
6-1		 Carrie Seifert (3.14)
Match: 2.75 Rating: 3.05
04/26/2023 S2 Adult 18+
3.5
KOTTER - A. FARMS
Mid-Atlantic		 L STANLEY/ O'BRIEN - Ida Lee
Mid-Atlantic
6-2
6-4		 Julie Kyle (3.14)
Match: 2.94 Rating: 3.04
03/29/2023 S1 Adult 18+
3.5
KOTTER - A. FARMS
Mid-Atlantic		 L DIRENZO/SMITH - AVSP
Mid-Atlantic
6-4
6-4		 Leanne Drake (3.03)
Match: 2.93 Rating: 3.05
03/26/2023 S1 Adult 40+
3.5
Team 14 Super Novas
Mid-Atlantic		 L Team 4 MatchPoint.
Mid-Atlantic
6-2
6-2		 Sarah Baker (3.45)
Match: 3.16 Rating: 3.08
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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