Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2018) View Advanced Player Stats
Christine Costamagna (San Rafael, CA)
Female 		4.5 C
12/31/2023
Estimated Dynamic Rating 4.3929
10/25/2024
Projected Year End Rating ------
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4.5 Rating Meter
Rating Meter
4.0001 - 4.5000
Recent Match History Current Rating History
2018 Adult 40+ Season
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 40+ 4.5 13 9 4 0 69.2 27 19 8 70.4 227 135 92 59.5 0
Total 13 9 4 0 69.2 27 19 8 70.4 227 135 92 59.5 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
05/06/2018 Adult 40+
4.5
Districts		 HARBOR PT 40AW4.5+A
No California		 D2 Kim Boyden
(4.35) 		Debbie Gersten
(4.36)
Yuki Brandt
(4.43) 		L 6-4
6-4		 4.32 4.37
05/05/2018 Adult 40+
4.5
Districts		 HARBOR PT 40AW4.5+A
No California		 D2 Kim Boyden
(4.32) 		Nancy Katz
(4.39)
Jill Beeman
(4.05) 		W 6-3
6-4		 4.38 4.41
05/04/2018 Adult 40+
4.5
Districts		 HARBOR PT 40AW4.5+A
No California		 D3 Lisa Kruttschnitt
(4.34) 		Lynn Stanghellini
(4.38)
Bonnie Larsen
(4.25) 		L 6-2
6-3		 4.11 4.34
04/20/2018 Adult 40+
4.5		 HARBOR PT 40AW4.5+A
No California		 D2 Kristen Lehmkuhl
(4.28) 		Heather Lobdell
(4.35)
Leigh Pagan
(4.28) 		L 6-2
4-6
1-0		 4.35 4.41
04/07/2018 Adult 40+
4.5		 HARBOR PT 40AW4.5+A
No California		 D2 Kristen Lehmkuhl
(4.14) 		Krysten Nguyen
(4.42)
Fenny Widjaja
(4.26) 		W 6-1
6-2		 4.80 4.50
03/25/2018 Adult 40+
4.5		 HARBOR PT 40AW4.5+A
No California		 D3 Christina Mazzola
(4.42) 		Valerie Behrendt
(4.15)
Meghan Potter
(3.92) 		W 6-0
6-2		 4.39 4.39
03/24/2018 Adult 40+
4.5		 HARBOR PT 40AW4.5+A
No California		 D3 Kristen Lehmkuhl
(4.24) 		Krysten Nguyen
(4.28)
Fenny Widjaja
(4.19) 		L 6-4
6-1		 4.10 4.39
03/04/2018 Adult 40+
4.5		 HARBOR PT 40AW4.5+A
No California		 D3 Kristen Lehmkuhl
(4.38) 		Fenny Widjaja
(4.17)
Sharleen Houston
(3.88) 		W 6-3
6-3		 4.29 4.45
02/25/2018 Adult 40+
4.5		 HARBOR PT 40AW4.5+A
No California		 D1 Mary Graber
(4.92) 		Krishna Raichura
(3.77)
Heidi Watson
(4.04) 		W 6-4
6-1		 4.26 4.49
02/17/2018 Adult 40+
4.5		 HARBOR PT 40AW4.5+A
No California		 D3 Kristen Stanton
(4.25) 		Kim Graves
(4.12)
Laura Kromhout
(4.01) 		W 6-3
6-1		 4.54 4.57
02/11/2018 Adult 40+
4.5		 HARBOR PT 40AW4.5+A
No California		 D1 Cynthia Bascara
(4.44) 		Georgina Goldman
(4.58)
Becky Miller
(4.75) 		W 6-3
7-6		 4.80 4.62
01/28/2018 Adult 40+
4.5		 HARBOR PT 40AW4.5+A
No California		 D1 Cynthia Bascara
(4.48) 		Elaine Kitano
(4.14)
Cecilia Yuan
(3.77) 		W 6-2
6-1		 4.47 4.52
01/14/2018 Adult 40+
4.5		 HARBOR PT 40AW4.5+A
No California		 D3 Shelly Thigpen
(4.19) 		Erin Langs
(4.32)
Laura Kromhout
(4.01) 		W 6-3
6-3		 4.53 4.53
05/06/2018 D2 Adult 40+
4.5
Districts
HARBOR PT 40AW4.5+A
No California		 L GOLDEN GATEWY 40AW4.5+A
No California
Kim Boyden (4.35) 6-4
6-4		 Debbie Gersten (4.36)
Yuki Brandt (4.43)
Match: 4.32 Rating: 4.37
05/05/2018 D2 Adult 40+
4.5
Districts
HARBOR PT 40AW4.5+A
No California		 W CROW CANYON CC 40AW4.5+A
No California
Kim Boyden (4.32) 6-3
6-4		 Nancy Katz (4.39)
Jill Beeman (4.05)
Match: 4.38 Rating: 4.41
05/04/2018 D3 Adult 40+
4.5
Districts
HARBOR PT 40AW4.5+A
No California		 L BAY CLUB COURTSIDE 40AW4.5+A
No California
Lisa Kruttschnitt (4.34) 6-2
6-3		 Lynn Stanghellini (4.38)
Bonnie Larsen (4.25)
Match: 4.11 Rating: 4.34
04/20/2018 D2 Adult 40+
4.5
HARBOR PT 40AW4.5+A
No California		 L TIBURON PEN C 40AW4.5+A
No California
Kristen Lehmkuhl (4.28) 6-2
4-6
1-0		 Heather Lobdell (4.35)
Leigh Pagan (4.28)
Match: 4.35 Rating: 4.41
04/07/2018 D2 Adult 40+
4.5
HARBOR PT 40AW4.5+A
No California		 W MARIN TC 40AW4.5+A
No California
Kristen Lehmkuhl (4.14) 6-1
6-2		 Krysten Nguyen (4.42)
Fenny Widjaja (4.26)
Match: 4.80 Rating: 4.50
03/25/2018 D3 Adult 40+
4.5
HARBOR PT 40AW4.5+A
No California		 W TIBURON PEN C 40AW4.5+A
No California
Christina Mazzola (4.42) 6-0
6-2		 Valerie Behrendt (4.15)
Meghan Potter (3.92)
Match: 4.39 Rating: 4.39
03/24/2018 D3 Adult 40+
4.5
HARBOR PT 40AW4.5+A
No California		 L MARIN TC 40AW4.5+A
No California
Kristen Lehmkuhl (4.24) 6-4
6-1		 Krysten Nguyen (4.28)
Fenny Widjaja (4.19)
Match: 4.10 Rating: 4.39
03/04/2018 D3 Adult 40+
4.5
HARBOR PT 40AW4.5+A
No California		 W MARIN TC 40AW4.5+A
No California
Kristen Lehmkuhl (4.38) 6-3
6-3		 Fenny Widjaja (4.17)
Sharleen Houston (3.88)
Match: 4.29 Rating: 4.45
02/25/2018 D1 Adult 40+
4.5
HARBOR PT 40AW4.5+A
No California		 W REDWOOD HS 40AW4.5+A
No California
Mary Graber (4.92) 6-4
6-1		 Krishna Raichura (3.77)
Heidi Watson (4.04)
Match: 4.26 Rating: 4.49
02/17/2018 D3 Adult 40+
4.5
HARBOR PT 40AW4.5+A
No California		 W RAFAEL RC 40AW4.5+A
No California
Kristen Stanton (4.25) 6-3
6-1		 Kim Graves (4.12)
Laura Kromhout (4.01)
Match: 4.54 Rating: 4.57
02/11/2018 D1 Adult 40+
4.5
HARBOR PT 40AW4.5+A
No California		 W TIBURON PEN C 40AW4.5+A
No California
Cynthia Bascara (4.44) 6-3
7-6		 Georgina Goldman (4.58)
Becky Miller (4.75)
Match: 4.80 Rating: 4.62
01/28/2018 D1 Adult 40+
4.5
HARBOR PT 40AW4.5+A
No California		 W MT TAM RC 40AW4.5+A
No California
Cynthia Bascara (4.48) 6-2
6-1		 Elaine Kitano (4.14)
Cecilia Yuan (3.77)
Match: 4.47 Rating: 4.52
01/14/2018 D3 Adult 40+
4.5
HARBOR PT 40AW4.5+A
No California		 W RAFAEL RC 40AW4.5+A
No California
Shelly Thigpen (4.19) 6-3
6-3		 Erin Langs (4.32)
Laura Kromhout (4.01)
Match: 4.53 Rating: 4.53
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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