Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (Rating) View Advanced Player Stats
Colleen Sonneborn (San Rafael, CA)
Female 		3.5 C
12/31/2024
Estimated Dynamic Rating 3.3049
4/12/2025
Projected Year End Rating ------
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3.5 Rating Meter
Rating Meter
3.0001 - 3.5000
Recent Match History Current Rating History
Current Rating Season
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 40+ 3.5 19 11 8 0 57.9 49 26 23 53.1 382 194 188 50.8 0
Total 19 11 8 0 57.9 49 26 23 53.1 382 194 188 50.8 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
03/16/2025 Adult 40+
3.5		 BOYLE PK 40AW3.5A
No California		 D1 Nina Kim
(3.31) 		Sharon McDaniel
(3.47)
Kimberly Hobson
(3.40) 		L 4-6
7-5
1-0		 3.40 3.30
03/15/2025 Adult 40+
3.5		 BOYLE PK 40AW3.5A
No California		 D1 Nancy Tuhtan
(3.34) 		Jeri Obert
(3.38)
Kristine Banton
(3.26) 		W 6-4
7-5		 3.39 3.29
03/11/2025 Adult 40+
3.5		 BOYLE PK 40AW3.5A-DT
No California		 D1 Carolyn Tuatini
(3.30) 		Kristen Steck
(3.40)
Elizabeth Lougee
(3.37) 		W 7-5
5-7
1-0		 3.38 3.28
03/04/2025 Adult 40+
3.5		 BOYLE PK 40AW3.5A-DT
No California		 D2 Nina Kim
(3.29) 		Jennifer Sterne
(3.00)
Vicki Gross
(3.11) 		W 6-1
6-7
1-0		 3.17 3.24
03/02/2025 Adult 40+
3.5		 TENNIS COALITION SF/GOLDMAN TC 40AW3.5A
No California		 D2 Nina Kim
(3.27) 		Shilpa Jain
(3.20)
Lauren Ford
(3.11) 		W 6-2
6-3		 S 3.27
03/01/2025 Adult 40+
3.5		 TENNIS COALITION SF/GOLDMAN TC 40AW3.5A
No California		 D3 Lois Anne Indorf
(3.03) 		Meyla Ruwin
(3.15)
Katherine Kemiji-McDonald
(3.01) 		L 2-6
6-4
1-0		 3.22 3.26
02/28/2025 Adult 40+
3.5		 BOYLE PK 40AW3.5A-DT
No California		 S1 Caroline Bruister
(3.31) 		L 6-2
6-3		 3.07 3.24
02/27/2025 Adult 40+
3.5		 BOYLE PK 40AW3.5A-DT
No California		 D1 Tori Herzog
(3.42) 		Justine Descollonges
(3.36)
Wendy Fraser
(3.26) 		L 6-1
7-6		 3.09 3.26
02/26/2025 Adult 40+
3.5		 BOYLE PK 40AW3.5A
No California		 S1 Helen Luttemo
(3.28) 		L 1-6
7-5
1-0		 3.34 3.32
02/17/2025 Adult 40+
3.5		 TENNIS COALITION SF/GOLDMAN TC 40AW3.5A
No California		 D2 Jessica Kaludis
(3.33) 		Hannah Kim
(3.12)
Brett Steck
(3.06) 		W 4-6
6-4
1-0		 3.11 3.27
02/10/2025 Adult 40+
3.5		 TENNIS COALITION SF/GOLDMAN TC 40AW3.5A
No California		 D2 Nina Kim
(3.30) 		Cathleen Ligman
(3.37)
Joyce Noah-Vanhoucke
(3.09) 		W 6-4
6-4		 3.36 3.31
02/09/2025 Adult 40+
3.5		 BOYLE PK 40AW3.5A
No California		 D2 Nina Kim
(3.15) 		Amy Atherton
(3.49)
Susan Ginwala
(3.44) 		W 7-6
6-3		 3.59 3.36
01/29/2025 Adult 40+
3.5		 BOYLE PK 40AW3.5A
No California		 D2 Rona Spiegel
(3.23) 		Thalia Milano
(2.88)
Danielle Harris
(2.91) 		L 6-4
6-2		 2.74 3.22
01/27/2025 Adult 40+
3.5		 TENNIS COALITION SF/GOLDMAN TC 40AW3.5A
No California		 S1 Michelle Philpot
(3.49) 		L 6-2
6-2		 3.20 3.32
01/21/2025 Adult 40+
3.5		 TENNIS COALITION SF/GOLDMAN TC 40AW3.5A
No California		 D2 Laura Bradley Davis
(3.47) 		Alanna Hale
(3.28)
Anh Duong
(3.27) 		L 3-6
7-6
1-0		 S 3.32
01/16/2025 Adult 40+
3.5		 BOYLE PK 40AW3.5A-DT
No California		 D2 Nina Kim
(3.25) 		Cheryl Clark
(3.03)
Sarah Finley
(2.95) 		W 6-0
5-7
1-0		 3.17 3.32
01/13/2025 Adult 40+
3.5		 TENNIS COALITION SF/GOLDMAN TC 40AW3.5A
No California		 D2 Nina Kim
(3.33) 		Amy Peinado
(3.01)
Sarah Howard
(2.61) 		W 6-4
4-6
1-0		 2.88 3.31
01/11/2025 Adult 40+
3.5		 BOYLE PK 40AW3.5A
No California		 D1 Nina Kim
(3.27) 		Lorna Rushforth
(3.53)
Sharon McDaniel
(3.50) 		W 6-3
2-6
1-0		 3.55 3.40
01/10/2025 Adult 40+
3.5		 BOYLE PK 40AW3.5A-DT
No California		 D2 Amelia Weir
(3.13) 		Kathryn Supinski
(3.11)
Melissa Vincelette
(3.08) 		W 1-6
7-5
1-0		 3.16 3.34
03/16/2025 D1 Adult 40+
3.5
BOYLE PK 40AW3.5A
No California		 L SCOTT VALLEY 40AW3.5A
No California
Nina Kim (3.31) 4-6
7-5
1-0		 Sharon McDaniel (3.47)
Kimberly Hobson (3.40)
Match: 3.40 Rating: 3.30
03/15/2025 D1 Adult 40+
3.5
BOYLE PK 40AW3.5A
No California		 W ROLLING HILLS 40AW3.5A
No California
Nancy Tuhtan (3.34) 6-4
7-5		 Jeri Obert (3.38)
Kristine Banton (3.26)
Match: 3.39 Rating: 3.29
03/11/2025 D1 Adult 40+
3.5
BOYLE PK 40AW3.5A-DT
No California		 W MLK 40AW3.5A-DT
No California
Carolyn Tuatini (3.30) 7-5
5-7
1-0		 Kristen Steck (3.40)
Elizabeth Lougee (3.37)
Match: 3.38 Rating: 3.28
03/04/2025 D2 Adult 40+
3.5
BOYLE PK 40AW3.5A-DT
No California		 W MT TAM RC 40AW3.5A-DT
No California
Nina Kim (3.29) 6-1
6-7
1-0		 Jennifer Sterne (3.00)
Vicki Gross (3.11)
Match: 3.17 Rating: 3.24
03/02/2025 D2 Adult 40+
3.5
TENNIS COALITION SF/GOLDMAN TC 40AW3.5A
No California		 W CALIFORNIA TC 40AW3.5A
No California
Nina Kim (3.27) 6-2
6-3		 Shilpa Jain (3.20)
Lauren Ford (3.11)
Match: S Rating: 3.27
03/01/2025 D3 Adult 40+
3.5
TENNIS COALITION SF/GOLDMAN TC 40AW3.5A
No California		 L GOLDEN GATEWY 40AW3.5A
No California
Lois Anne Indorf (3.03) 2-6
6-4
1-0		 Meyla Ruwin (3.15)
Katherine Kemiji-McDonald (3.01)
Match: 3.22 Rating: 3.26
02/28/2025 S1 Adult 40+
3.5
BOYLE PK 40AW3.5A-DT
No California		 L BAY CLUB ROSS VALLEY 40AW3.5A-DT
No California
6-2
6-3		 Caroline Bruister (3.31)
Match: 3.07 Rating: 3.24
02/27/2025 D1 Adult 40+
3.5
BOYLE PK 40AW3.5A-DT
No California		 L SCOTT VALLEY 40AW3.5A-DT
No California
Tori Herzog (3.42) 6-1
7-6		 Justine Descollonges (3.36)
Wendy Fraser (3.26)
Match: 3.09 Rating: 3.26
02/26/2025 S1 Adult 40+
3.5
BOYLE PK 40AW3.5A
No California		 L MARIN TC 40AW3.5A
No California
1-6
7-5
1-0		 Helen Luttemo (3.28)
Match: 3.34 Rating: 3.32
02/17/2025 D2 Adult 40+
3.5
TENNIS COALITION SF/GOLDMAN TC 40AW3.5A
No California		 W GOLDEN GATEWY 40AW3.5A
No California
Jessica Kaludis (3.33) 4-6
6-4
1-0		 Hannah Kim (3.12)
Brett Steck (3.06)
Match: 3.11 Rating: 3.27
02/10/2025 D2 Adult 40+
3.5
TENNIS COALITION SF/GOLDMAN TC 40AW3.5A
No California		 W BAY CLUB SF TENNIS 40AW3.5A
No California
Nina Kim (3.30) 6-4
6-4		 Cathleen Ligman (3.37)
Joyce Noah-Vanhoucke (3.09)
Match: 3.36 Rating: 3.31
02/09/2025 D2 Adult 40+
3.5
BOYLE PK 40AW3.5A
No California		 W RAFAEL RC 40AW3.5A
No California
Nina Kim (3.15) 7-6
6-3		 Amy Atherton (3.49)
Susan Ginwala (3.44)
Match: 3.59 Rating: 3.36
01/29/2025 D2 Adult 40+
3.5
BOYLE PK 40AW3.5A
No California		 L ROLLING HILLS 40AW3.5A
No California
Rona Spiegel (3.23) 6-4
6-2		 Thalia Milano (2.88)
Danielle Harris (2.91)
Match: 2.74 Rating: 3.22
01/27/2025 S1 Adult 40+
3.5
TENNIS COALITION SF/GOLDMAN TC 40AW3.5A
No California		 L GLTF/GOLDMAN TC 40AW3.5B
No California
6-2
6-2		 Michelle Philpot (3.49)
Match: 3.20 Rating: 3.32
01/21/2025 D2 Adult 40+
3.5
TENNIS COALITION SF/GOLDMAN TC 40AW3.5A
No California		 L GLTF/GOLDMAN TC 40AW3.5B
No California
Laura Bradley Davis (3.47) 3-6
7-6
1-0		 Alanna Hale (3.28)
Anh Duong (3.27)
Match: S Rating: 3.32
01/16/2025 D2 Adult 40+
3.5
BOYLE PK 40AW3.5A-DT
No California		 W RAFAEL RC 40AW3.5A-DT
No California
Nina Kim (3.25) 6-0
5-7
1-0		 Cheryl Clark (3.03)
Sarah Finley (2.95)
Match: 3.17 Rating: 3.32
01/13/2025 D2 Adult 40+
3.5
TENNIS COALITION SF/GOLDMAN TC 40AW3.5A
No California		 W YMCA PRESIDIO 40AW3.5A
No California
Nina Kim (3.33) 6-4
4-6
1-0		 Amy Peinado (3.01)
Sarah Howard (2.61)
Match: 2.88 Rating: 3.31
01/11/2025 D1 Adult 40+
3.5
BOYLE PK 40AW3.5A
No California		 W SCOTT VALLEY 40AW3.5A
No California
Nina Kim (3.27) 6-3
2-6
1-0		 Lorna Rushforth (3.53)
Sharon McDaniel (3.50)
Match: 3.55 Rating: 3.40
01/10/2025 D2 Adult 40+
3.5
BOYLE PK 40AW3.5A-DT
No California		 W BAY CLUB ROSS VALLEY 40AW3.5A-DT
No California
Amelia Weir (3.13) 1-6
7-5
1-0		 Kathryn Supinski (3.11)
Melissa Vincelette (3.08)
Match: 3.16 Rating: 3.34
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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