Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2021) View Advanced Player Stats
Joan Kostiuk (Ocean View, NJ)
Female 		3.5 C
12/31/2024
Estimated Dynamic Rating 3.4479
2/6/2025
Projected Year End Rating ------
----------
3.5 Rating Meter
Rating Meter
3.0001 - 3.5000
Recent Match History Current Rating History
2021 Adult 18+ Season
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 18+ 4.0 5 0 5 0 0.0 10 0 10 0.0 86 24 62 27.9 2
Total 5 0 5 0 0.0 10 0 10 0.0 86 24 62 27.9 2
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
08/21/2021 Adult 18+
4.0
Sectionals		 NJD / Margate Shore Shots
Middle States		 D2 jackie zivitz
(3.65) 		Tina Jago
(3.67)
Julia Miller
(3.74) 		L 6-3
6-0		 3.28 3.43
08/21/2021 Adult 18+
4.0
Sectionals		 NJD / Margate Shore Shots
Middle States		 D3 jackie zivitz
(3.70) 		Anne Riley
(3.69)
Diane Maund
(3.69) 		L 7-5
6-1		 3.39 3.46
08/20/2021 Adult 18+
4.0
Sectionals		 NJD / Margate Shore Shots
Middle States		 D3 jackie zivitz
(3.67) 		Jody Wilson
(3.87)
Karen Schaufert
(3.81) 		L 6-4
6-4		 3.65 3.53
08/01/2021 Adult 18+
4.0		 NJD / Margate Shore Shots
Middle States		 D3 Ljudmila Thieme
(-----) 		Default W 6-0
6-0		 ----- -----
07/14/2021 Adult 18+
4.0		 NJD / Margate Shore Shots
Middle States		 S1 Elena Styliades
(4.03) 		L 6-0
6-0		 3.47 3.47
06/30/2021 Adult 18+
4.0		 NJD / Margate Shore Shots
Middle States		 D3 Demetra Zalman
(-----) 		Default W 6-0
6-0		 ----- -----
06/16/2021 Adult 18+
4.0		 NJD / Margate Shore Shots
Middle States		 D2 Ljudmila Thieme
(3.10) 		Peggy Christian
(3.43)
Kimberly Shrader
(3.25) 		L 7-6
6-1		 3.37 3.47
08/21/2021 D2 Adult 18+
4.0
Sectionals
NJD / Margate Shore Shots
Middle States		 L EPD/Winning Touch
Middle States
jackie zivitz (3.65) 6-3
6-0		 Tina Jago (3.67)
Julia Miller (3.74)
Match: 3.28 Rating: 3.43
08/21/2021 D3 Adult 18+
4.0
Sectionals
NJD / Margate Shore Shots
Middle States		 L DD/Loch'd and Loaded
Middle States
jackie zivitz (3.70) 7-5
6-1		 Anne Riley (3.69)
Diane Maund (3.69)
Match: 3.39 Rating: 3.46
08/20/2021 D3 Adult 18+
4.0
Sectionals
NJD / Margate Shore Shots
Middle States		 L CPD/Hempfield - Covell
Middle States
jackie zivitz (3.67) 6-4
6-4		 Jody Wilson (3.87)
Karen Schaufert (3.81)
Match: 3.65 Rating: 3.53
08/01/2021 D3 Adult 18+
4.0
NJD / Margate Shore Shots
Middle States		 W Strung Out
Middle States
Ljudmila Thieme (-----) 6-0
6-0		 Default
Match: ----- Rating: -----
07/14/2021 S1 Adult 18+
4.0
NJD / Margate Shore Shots
Middle States		 L Strung Out
Middle States
6-0
6-0		 Elena Styliades (4.03)
Match: 3.47 Rating: 3.47
06/30/2021 D3 Adult 18+
4.0
NJD / Margate Shore Shots
Middle States		 W Strung Out
Middle States
Demetra Zalman (-----) 6-0
6-0		 Default
Match: ----- Rating: -----
06/16/2021 D2 Adult 18+
4.0
NJD / Margate Shore Shots
Middle States		 L Strung Out
Middle States
Ljudmila Thieme (3.10) 7-6
6-1		 Peggy Christian (3.43)
Kimberly Shrader (3.25)
Match: 3.37 Rating: 3.47
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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