Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2021) View Advanced Player Stats
Donna Costa (Williamstown, NJ)
Female 		4.0 C
12/31/2024
Estimated Dynamic Rating 3.9304
1/30/2025
Projected Year End Rating ------
----------
4.0 Rating Meter
Rating Meter
3.5001 - 4.0000
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+ 3.5 1 1 0 0 100.0 3 2 1 66.7 16 8 8 50.0 0
Adult 18+ 4.0 4 3 1 0 75.0 8 6 2 75.0 60 38 22 63.3 0
Adult 55+ 7.0 8 5 3 0 62.5 18 12 6 66.7 150 93 57 62.0 0
Total 13 9 4 0 69.2 29 20 9 69.0 226 139 87 61.5 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
12/14/2021 Adult 18+
4.0		 Dunn
Middle States		 S1 Doris Kerr
(4.11) 		L 6-0
6-2		 3.57 3.58
12/12/2021 Adult 18+
3.5		 Netchix
Middle States		 D1 Yun Ying
(3.50) 		Andrea Bowers
(3.51)
Sue Lipinski
(3.32) 		W 6-2
1-6
1-0		 3.48 3.57
12/07/2021 Adult 18+
4.0		 Dunn
Middle States		 D1 Karen Tecce
(3.73) 		Iris Gopez
(3.49)
Minako Kobayashi
(3.84) 		W 6-1
6-3		 3.86 3.62
12/01/2021 Adult 18+
4.0		 Dunn
Middle States		 D2 Karen Tecce
(3.70) 		Deborah Ashley
(3.39)
enjolie houston
(3.37) 		W 6-1
6-2		 3.62 3.54
11/03/2021 Adult 18+
4.0		 Dunn
Middle States		 D2 Sherri McKessy
(3.62) 		Laura Doughten
(3.70)
Laura McGinley
(3.11) 		W 6-3
6-0		 3.58 3.33
08/14/2021 Adult 55+
7.0
Districts		 SOUTH / Servivors
Middle States		 D1 Debra Marsdale
(3.21) 		Shelley Berger
(3.36)
Joan Kern
(3.63) 		L 7-6
3-6
1-0		 3.50 3.29
08/04/2021 Adult 55+
7.0		 SOUTH / Servivors
Middle States		 D1 Debra Marsdale
(3.20) 		Christine Downs
(3.36)
Cathy Levins
(3.28) 		L 4-6
6-4
1-0		 3.28 3.18
07/08/2021 Adult 55+
7.0		 SOUTH / Servivors
Middle States		 D1 Susan Williams
(3.26) 		Cynthia Carpenter
(3.25)
Anastasia Gray
(3.31) 		W 7-6
6-4		 3.27 3.16
06/24/2021 Adult 55+
7.0		 SOUTH / Servivors
Middle States		 D1 Renee McNellis
(3.08) 		Anita Schultz
(3.39)
Elizabeth Mayo
(2.79) 		W 6-0
6-4		 S 3.12
06/17/2021 Adult 55+
7.0		 SOUTH / Servivors
Middle States		 D1 Cynthia Streibich
(3.34) 		Christine Downs
(3.40)
Ljudmila Thieme
(3.08) 		W 6-1
6-1		 3.45 3.12
06/03/2021 Adult 55+
7.0		 SOUTH / Servivors
Middle States		 D1 Cynthia Streibich
(3.29) 		Elizabeth Mayo
(-----)
Georganne Ryan
(3.01) 		W 6-4
6-1		 2.99 2.99
05/27/2021 Adult 55+
7.0		 SOUTH / Servivors
Middle States		 D1 Renee McNellis
(3.24) 		Cynthia Carpenter
(3.22)
Anastasia Gray
(3.27) 		L 7-6
6-4		 3.11 2.99
05/13/2021 Adult 55+
7.0		 SOUTH / Servivors
Middle States		 D3 Amy Filippone
(3.20) 		Elizabeth Hepp
(2.53)
Deb Williams
(2.68) 		W 6-1
6-0		 2.87 2.87
12/14/2021 S1 Adult 18+
4.0
Dunn
Middle States		 L Chapman
Middle States
6-0
6-2		 Doris Kerr (4.11)
Match: 3.57 Rating: 3.58
12/12/2021 D1 Adult 18+
3.5
Netchix
Middle States		 W NATIONAL NJD/Main Draw
Middle States
Yun Ying (3.50) 6-2
1-6
1-0		 Andrea Bowers (3.51)
Sue Lipinski (3.32)
Match: 3.48 Rating: 3.57
12/07/2021 D1 Adult 18+
4.0
Dunn
Middle States		 W DuPont CC
Middle States
Karen Tecce (3.73) 6-1
6-3		 Iris Gopez (3.49)
Minako Kobayashi (3.84)
Match: 3.86 Rating: 3.62
12/01/2021 D2 Adult 18+
4.0
Dunn
Middle States		 W WCC
Middle States
Karen Tecce (3.70) 6-1
6-2		 Deborah Ashley (3.39)
enjolie houston (3.37)
Match: 3.62 Rating: 3.54
11/03/2021 D2 Adult 18+
4.0
Dunn
Middle States		 W WCC
Middle States
Sherri McKessy (3.62) 6-3
6-0		 Laura Doughten (3.70)
Laura McGinley (3.11)
Match: 3.58 Rating: 3.33
08/14/2021 D1 Adult 55+
7.0
Districts
SOUTH / Servivors
Middle States		 L NJD / Racqueteers
Middle States
Debra Marsdale (3.21) 7-6
3-6
1-0		 Shelley Berger (3.36)
Joan Kern (3.63)
Match: 3.50 Rating: 3.29
08/04/2021 D1 Adult 55+
7.0
SOUTH / Servivors
Middle States		 L Meet Your Match
Middle States
Debra Marsdale (3.20) 4-6
6-4
1-0		 Christine Downs (3.36)
Cathy Levins (3.28)
Match: 3.28 Rating: 3.18
07/08/2021 D1 Adult 55+
7.0
SOUTH / Servivors
Middle States		 W Meet Your Match
Middle States
Susan Williams (3.26) 7-6
6-4		 Cynthia Carpenter (3.25)
Anastasia Gray (3.31)
Match: 3.27 Rating: 3.16
06/24/2021 D1 Adult 55+
7.0
SOUTH / Servivors
Middle States		 W Green Valley
Middle States
Renee McNellis (3.08) 6-0
6-4		 Anita Schultz (3.39)
Elizabeth Mayo (2.79)
Match: S Rating: 3.12
06/17/2021 D1 Adult 55+
7.0
SOUTH / Servivors
Middle States		 W Meet Your Match
Middle States
Cynthia Streibich (3.34) 6-1
6-1		 Christine Downs (3.40)
Ljudmila Thieme (3.08)
Match: 3.45 Rating: 3.12
06/03/2021 D1 Adult 55+
7.0
SOUTH / Servivors
Middle States		 W Green Valley
Middle States
Cynthia Streibich (3.29) 6-4
6-1		 Elizabeth Mayo (-----)
Georganne Ryan (3.01)
Match: 2.99 Rating: 2.99
05/27/2021 D1 Adult 55+
7.0
SOUTH / Servivors
Middle States		 L Meet Your Match
Middle States
Renee McNellis (3.24) 7-6
6-4		 Cynthia Carpenter (3.22)
Anastasia Gray (3.27)
Match: 3.11 Rating: 2.99
05/13/2021 D3 Adult 55+
7.0
SOUTH / Servivors
Middle States		 W Green Valley
Middle States
Amy Filippone (3.20) 6-1
6-0		 Elizabeth Hepp (2.53)
Deb Williams (2.68)
Match: 2.87 Rating: 2.87
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S Self rated or unrated player involved in match so no match rating calculated for current player.
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