Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2023) View Advanced Player Stats
Janell Robertson (Sonoma, CA)
Female 		4.0 C
12/31/2024
Estimated Dynamic Rating 3.5341
4/2/2025
Projected Year End Rating ------
----------
4.0 Rating Meter
Rating Meter
3.5001 - 4.0000
Recent Match History Current Rating History
2023 Overall Rating Season
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 18+ 4.0 8 4 4 0 50.0 21 10 11 47.6 157 74 83 47.1 0
Adult 40+ 4.0 4 3 1 0 75.0 10 7 3 70.0 68 43 25 63.2 1
Combo 7.5 5 3 2 0 60.0 12 6 6 50.0 90 41 49 45.6 0
Mixed 18+ 8.0 3 3 0 0 100.0 6 6 0 100.0 54 37 17 68.5 0
Mixed 40+ 7.0 2 2 0 0 100.0 6 4 2 66.7 42 24 18 57.1 0
Mixed 40+ 8.0 4 0 4 0 0.0 8 0 8 0.0 70 22 48 31.4 0
Total 26 15 11 0 57.7 63 33 30 52.4 481 241 240 50.1 1
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
10/27/2023 Adult 40+
4.0
Nationals		 SANTA ROSA TC/GALVIN PK 40AW4.0A
No California		 D1 Erin Feely
(3.98) 		Jackelinne Bartel
(3.87)
Terry Ward
(3.94) 		L 4-6
6-4
1-0		 3.71 3.65
10/15/2023 Combo
7.5		 BOYLE PK CW7.5A
No California		 D3 Marilyn Papa
(3.14) 		Kelly Decker
(3.49)
Dianna McGrath
(3.07) 		W 4-6
6-2
1-0		 3.62 -----
09/16/2023 Combo
7.5		 BOYLE PK CW7.5A
No California		 D2 Andrea Pierce
(3.41) 		Vanessa Lyons
(3.55)
Tina Jennings
(3.45) 		L 6-1
6-0		 3.19 -----
08/05/2023 Mixed 40+
7.0		 BOYLE PK 40MX7.0A
No California		 D3 Stephen Minus
(2.90) 		Bee Tan
(3.72)
Brandon Dayoan
(2.57) 		W 6-3
6-7
1-0		 S 3.54
07/30/2023 Mixed 40+
7.0		 BOYLE PK 40MX7.0A
No California		 D3 Stephen Minus
(3.01) 		Jay Zimmerman
(3.03)
Dolores Roque
(2.60) 		W 4-6
6-2
1-0		 3.20 3.54
07/29/2023 Mixed 40+
8.0		 ROHNERT PK TC/MAGNOLIA/M PK 40MX8.0A
No California		 D1 Yasha Rahimzadeh
(3.63) 		Steve Carter
(4.15)
Alicia Deguchi
(3.44) 		L 6-2
6-1		 3.45 3.58
07/23/2023 Mixed 40+
8.0		 ROHNERT PK TC/MAGNOLIA/M PK 40MX8.0A
No California		 D3 Chris Nguyen
(3.49) 		Mary Lehman
(3.47)
Peter Magrini
(3.94) 		L 6-3
6-3		 3.60 3.62
07/07/2023 Adult 18+
4.0
League		 ROHNERT PK TC/MAGNOLIA/M PK 18AW4.0A
No California		 D2 Chris Korte
(3.78) 		Elaine Madson
(3.85)
Jennifer Westly
(3.86) 		L 7-6
6-1		 3.60 3.64
06/17/2023 Adult 18+
4.0		 ROHNERT PK TC/MAGNOLIA/M PK 18AW4.0A
No California		 D2 Barbara Galaudet
(3.77) 		Alicia Deguchi
(3.59)
Ulu McBride
(3.64) 		L 4-6
6-3
1-0		 3.49 3.62
06/10/2023 Adult 18+
4.0		 NOVATO HS 18AW4.0A
No California		 D2 Jodi Krawitt
(3.72) 		Jennifer Hillyer
(3.49)
Jennifer Hocking
(3.70) 		W 6-3
1-6
1-0		 3.54 3.63
05/14/2023 Adult 40+
4.0
Sectionals		 SANTA ROSA TC/GALVIN PK 40AW4.0A
No California		 D1 Erin Feely
(3.98) 		May Zipp
(3.88)
Holly Pon
(4.03) 		W 2-6
6-1
1-0		 3.85 3.68
05/12/2023 Adult 40+
4.0
Sectionals		 SANTA ROSA TC/GALVIN PK 40AW4.0A
No California		 S1 Default W 6-0
6-0		 ----- -----
05/06/2023 Adult 18+
4.0		 NOVATO HS 18AW4.0A
No California		 D2 Leslie Grevin
(3.81) 		Linda Woodrum
(3.68)
Elizabeth Whipple
(3.70) 		L 7-5
6-4		 3.51 3.62
04/30/2023 Adult 18+
4.0		 ROHNERT PK TC/MAGNOLIA/M PK 18AW4.0A
No California		 D1 Sara C Mazza
(3.57) 		Valorie Cronin
(3.59)
Hanna Scramaglia
(3.47) 		L 6-3
4-6
1-0		 3.51 3.62
04/29/2023 Adult 18+
4.0		 NOVATO HS 18AW4.0A
No California		 D2 Jodi Krawitt
(3.78) 		Jennifer Hocking
(3.57)
Linda Woodrum
(3.66) 		W 6-4
2-6
1-0		 3.54 3.63
04/16/2023 Adult 18+
4.0		 ROHNERT PK TC/MAGNOLIA/M PK 18AW4.0A
No California		 D2 Lacey Bresnahan
(3.48) 		Kim Valerga
(3.63)
Nichelle Watkins
(3.51) 		W 6-1
7-6		 3.81 3.70
04/15/2023 Adult 18+
4.0		 NOVATO HS 18AW4.0A
No California		 D2 Jodi Krawitt
(3.84) 		Maura Kneafsey
(3.65)
Rachel Aspatore
(3.58) 		W 3-6
6-3
1-0		 3.55 3.62
03/26/2023 Mixed 18+
8.0
Flight		 WIKIUP R SC 18MX8.0A
No California		 D1 Brody Sweat
(3.62) 		Erin Henke
(3.55)
Yasha Rahimzadeh
(3.65) 		W 6-1
6-4		 3.81 3.67
01/31/2023 Adult 40+
4.0		 SANTA ROSA TC/GALVIN PK 40AW4.0A
No California		 D3 Nicole Bianchi
(3.87) 		Sarita Purece
(3.52)
Sarah Tukman
(3.31) 		W 6-2
6-2		 3.60 3.64
01/29/2023 Mixed 18+
8.0		 WIKIUP R SC 18MX8.0A
No California		 D3 Arcadio Fogal
(3.54) 		Mary Lehman
(3.53)
Alan Pilgrim
(-----) 		W 7-5
6-2		 S 3.57
01/28/2023 Adult 40+
4.0		 SANTA ROSA TC/GALVIN PK 40AW4.0A
No California		 D3 Erin Feely
(3.94) 		Kim Valerga
(3.51)
Giannina Hawkes
(3.47) 		W 6-1
6-2		 3.68 3.65
01/22/2023 Mixed 18+
8.0		 WIKIUP R SC 18MX8.0A
No California		 D2 Arcadio Fogal
(-----) 		Natalie Cosentino Manning
(3.29)
Michael Li
(3.34) 		W 6-1
6-4		 S 3.57
11/17/2022 Combo
7.5		 TAMALPAIS HS CW7.5A
No California		 D3 Monica Goren
(3.56) 		Kristin Maclaggan
(3.81)
Katherine Parkin
(3.81) 		W 2-6
6-3
1-0		 3.86 -----
11/12/2022 Mixed 40+
8.0
Nationals		 WIKIUP R SC 40MX8.0A
No California		 D2 Tom Kincaid
(4.23) 		Peter Valentin
(4.00)
yoonhee kang
(4.00) 		L 6-4
6-2		 3.49 3.57
11/11/2022 Mixed 40+
8.0
Nationals		 WIKIUP R SC 40MX8.0A
No California		 D2 David Brown
(4.01) 		Kenny Torrellas
(4.38)
Garbine De La Mora
(3.33) 		L 6-4
6-3		 3.52 3.60
11/04/2022 Combo
7.5		 TAMALPAIS HS CW7.5A
No California		 D1 Adrienne Murphy
(-----) 		Hallie Marshall
(3.84)
Laura Spence
(3.72) 		L 7-5
6-2		 S -----
11/01/2022 Combo
7.5		 TAMALPAIS HS CW7.5A
No California		 D1 Melissa Heng Steele
(3.78) 		Brenda Hunsinger
(3.40)
Marine Strage
(3.13) 		W 7-5
6-2		 3.41 -----
10/27/2023 D1 Adult 40+
4.0
Nationals
SANTA ROSA TC/GALVIN PK 40AW4.0A
No California		 L SoCal/Wells/40&Over4.0W
So California
Erin Feely (3.98) 4-6
6-4
1-0		 Jackelinne Bartel (3.87)
Terry Ward (3.94)
Match: 3.71 Rating: 3.65
10/15/2023 D3 Combo
7.5
BOYLE PK CW7.5A
No California		 W MARIN CC CW7.5A
No California
Marilyn Papa (3.14) 4-6
6-2
1-0		 Kelly Decker (3.49)
Dianna McGrath (3.07)
Match: 3.62 Rating: -----
09/16/2023 D2 Combo
7.5
BOYLE PK CW7.5A
No California		 L MILL VALLEY CW7.5A
No California
Andrea Pierce (3.41) 6-1
6-0		 Vanessa Lyons (3.55)
Tina Jennings (3.45)
Match: 3.19 Rating: -----
08/05/2023 D3 Mixed 40+
7.0
BOYLE PK 40MX7.0A
No California		 W MARIN TC 40MX7.0A
No California
Stephen Minus (2.90) 6-3
6-7
1-0		 Bee Tan (3.72)
Brandon Dayoan (2.57)
Match: S Rating: 3.54
07/30/2023 D3 Mixed 40+
7.0
BOYLE PK 40MX7.0A
No California		 W NOVATO TC/PIONEER PK 40MX7.0A
No California
Stephen Minus (3.01) 4-6
6-2
1-0		 Jay Zimmerman (3.03)
Dolores Roque (2.60)
Match: 3.20 Rating: 3.54
07/29/2023 D1 Mixed 40+
8.0
ROHNERT PK TC/MAGNOLIA/M PK 40MX8.0A
No California		 L LA CANTERA RC 40MX8.0A
No California
Yasha Rahimzadeh (3.63) 6-2
6-1		 Steve Carter (4.15)
Alicia Deguchi (3.44)
Match: 3.45 Rating: 3.58
07/23/2023 D3 Mixed 40+
8.0
ROHNERT PK TC/MAGNOLIA/M PK 40MX8.0A
No California		 L LA CANTERA RC 40MX8.0A
No California
Chris Nguyen (3.49) 6-3
6-3		 Mary Lehman (3.47)
Peter Magrini (3.94)
Match: 3.60 Rating: 3.62
07/07/2023 D2 Adult 18+
4.0
League
ROHNERT PK TC/MAGNOLIA/M PK 18AW4.0A
No California		 L LA CANTERA RC 18AW4.0A
No California
Chris Korte (3.78) 7-6
6-1		 Elaine Madson (3.85)
Jennifer Westly (3.86)
Match: 3.60 Rating: 3.64
06/17/2023 D2 Adult 18+
4.0
ROHNERT PK TC/MAGNOLIA/M PK 18AW4.0A
No California		 L LA CANTERA RC 18AW4.0A
No California
Barbara Galaudet (3.77) 4-6
6-3
1-0		 Alicia Deguchi (3.59)
Ulu McBride (3.64)
Match: 3.49 Rating: 3.62
06/10/2023 D2 Adult 18+
4.0
NOVATO HS 18AW4.0A
No California		 W BELVEDERE TC 18AW4.0A
No California
Jodi Krawitt (3.72) 6-3
1-6
1-0		 Jennifer Hillyer (3.49)
Jennifer Hocking (3.70)
Match: 3.54 Rating: 3.63
05/14/2023 D1 Adult 40+
4.0
Sectionals
SANTA ROSA TC/GALVIN PK 40AW4.0A
No California		 W GOLD RIVER RC 40AW4.0B
No California
Erin Feely (3.98) 2-6
6-1
1-0		 May Zipp (3.88)
Holly Pon (4.03)
Match: 3.85 Rating: 3.68
05/12/2023 S1 Adult 40+
4.0
Sectionals
SANTA ROSA TC/GALVIN PK 40AW4.0A
No California		 W SIERRA SPORT 40AW4.0A
No California
6-0
6-0		 Default
Match: ----- Rating: -----
05/06/2023 D2 Adult 18+
4.0
NOVATO HS 18AW4.0A
No California		 L BELVEDERE TC 18AW4.0A
No California
Leslie Grevin (3.81) 7-5
6-4		 Linda Woodrum (3.68)
Elizabeth Whipple (3.70)
Match: 3.51 Rating: 3.62
04/30/2023 D1 Adult 18+
4.0
ROHNERT PK TC/MAGNOLIA/M PK 18AW4.0A
No California		 L WIKIUP R SC 18AW4.0A
No California
Sara C Mazza (3.57) 6-3
4-6
1-0		 Valorie Cronin (3.59)
Hanna Scramaglia (3.47)
Match: 3.51 Rating: 3.62
04/29/2023 D2 Adult 18+
4.0
NOVATO HS 18AW4.0A
No California		 W BELVEDERE TC 18AW4.0A
No California
Jodi Krawitt (3.78) 6-4
2-6
1-0		 Jennifer Hocking (3.57)
Linda Woodrum (3.66)
Match: 3.54 Rating: 3.63
04/16/2023 D2 Adult 18+
4.0
ROHNERT PK TC/MAGNOLIA/M PK 18AW4.0A
No California		 W FOUNTAINGROVE-AC 18AW4.0A
No California
Lacey Bresnahan (3.48) 6-1
7-6		 Kim Valerga (3.63)
Nichelle Watkins (3.51)
Match: 3.81 Rating: 3.70
04/15/2023 D2 Adult 18+
4.0
NOVATO HS 18AW4.0A
No California		 W MILL VALLEY 18AW4.0A
No California
Jodi Krawitt (3.84) 3-6
6-3
1-0		 Maura Kneafsey (3.65)
Rachel Aspatore (3.58)
Match: 3.55 Rating: 3.62
03/26/2023 D1 Mixed 18+
8.0
Flight
WIKIUP R SC 18MX8.0A
No California		 W ROHNERT PK TC/MAGNOLIA/M PK 18MX8.0A
No California
Brody Sweat (3.62) 6-1
6-4		 Erin Henke (3.55)
Yasha Rahimzadeh (3.65)
Match: 3.81 Rating: 3.67
01/31/2023 D3 Adult 40+
4.0
SANTA ROSA TC/GALVIN PK 40AW4.0A
No California		 W LA CANTERA RC 40AW4.0A
No California
Nicole Bianchi (3.87) 6-2
6-2		 Sarita Purece (3.52)
Sarah Tukman (3.31)
Match: 3.60 Rating: 3.64
01/29/2023 D3 Mixed 18+
8.0
WIKIUP R SC 18MX8.0A
No California		 W LA CANTERA RC 18MX8.0A
No California
Arcadio Fogal (3.54) 7-5
6-2		 Mary Lehman (3.53)
Alan Pilgrim (-----)
Match: S Rating: 3.57
01/28/2023 D3 Adult 40+
4.0
SANTA ROSA TC/GALVIN PK 40AW4.0A
No California		 W FOUNTAINGROVE-AC 40AW4.0A
No California
Erin Feely (3.94) 6-1
6-2		 Kim Valerga (3.51)
Giannina Hawkes (3.47)
Match: 3.68 Rating: 3.65
01/22/2023 D2 Mixed 18+
8.0
WIKIUP R SC 18MX8.0A
No California		 W FOUNTAINGROVE-AC 18MX8.0A
No California
Arcadio Fogal (-----) 6-1
6-4		 Natalie Cosentino Manning (3.29)
Michael Li (3.34)
Match: S Rating: 3.57
11/17/2022 D3 Combo
7.5
TAMALPAIS HS CW7.5A
No California		 W SCOTT VALLEY CW7.5A
No California
Monica Goren (3.56) 2-6
6-3
1-0		 Kristin Maclaggan (3.81)
Katherine Parkin (3.81)
Match: 3.86 Rating: -----
11/12/2022 D2 Mixed 40+
8.0
Nationals
WIKIUP R SC 40MX8.0A
No California		 L NJD/Mixed Up
Middle States
Tom Kincaid (4.23) 6-4
6-2		 Peter Valentin (4.00)
yoonhee kang (4.00)
Match: 3.49 Rating: 3.57
11/11/2022 D2 Mixed 40+
8.0
Nationals
WIKIUP R SC 40MX8.0A
No California		 L Broward/Midtown - Ibarra
Florida
David Brown (4.01) 6-4
6-3		 Kenny Torrellas (4.38)
Garbine De La Mora (3.33)
Match: 3.52 Rating: 3.60
11/04/2022 D1 Combo
7.5
TAMALPAIS HS CW7.5A
No California		 L SCOTT VALLEY CW7.5A
No California
Adrienne Murphy (-----) 7-5
6-2		 Hallie Marshall (3.84)
Laura Spence (3.72)
Match: S Rating: -----
11/01/2022 D1 Combo
7.5
TAMALPAIS HS CW7.5A
No California		 W TIBURON PEN C CW7.5A
No California
Melissa Heng Steele (3.78) 7-5
6-2		 Brenda Hunsinger (3.40)
Marine Strage (3.13)
Match: 3.41 Rating: -----
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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