Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2018) View Advanced Player Stats
Jennifer Lefferts (San Anselmo, CA)
Female 		3.0 C
12/31/2023
Estimated Dynamic Rating 2.9570
6/2/2024
Projected Year End Rating ------
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3.0 Rating Meter
Rating Meter
2.5001 - 3.0000
Recent Match History Current Rating History
2018 Overall Season
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 18+ 3.0 8 4 4 0 50.0 18 8 10 44.4 142 59 83 41.5 0
Adult 18+ 3.5 8 0 8 0 0.0 16 0 16 0.0 121 25 96 20.7 0
Adult 40+ 3.0 8 2 6 0 25.0 18 5 13 27.8 140 56 84 40.0 0
Combo 6.5 3 1 2 0 33.3 6 2 4 33.3 55 23 32 41.8 1
Total 27 7 20 0 25.9 58 15 43 25.9 458 163 295 35.6 1
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
12/15/2018 Combo
6.5		 RAFAEL RC CW6.5A
No California		 D1 Betsy Snyder
(2.99) 		Karen Mangan
(3.24)
Erin Matthews
(2.99) 		L 6-3
6-3		 2.72 -----
12/12/2018 Combo
6.5		 RAFAEL RC CW6.5A
No California		 D3 Betsy Snyder
(2.99) 		Default W 6-0
6-0		 S -----
10/14/2018 Combo
6.5		 RAFAEL RC CW6.5A
No California		 D3 Samantha Block
(2.77) 		Janet Bosnich
(2.76)
Elizabeth Tabussi
(3.18) 		W 7-6
6-2		 3.01 -----
10/06/2018 Combo
6.5		 RAFAEL RC CW6.5A
No California		 D1 Susan Ginwala
(3.13) 		Maria Henderson
(3.14)
Erin Matthews
(2.86) 		L 6-1
6-3		 2.45 -----
07/30/2018 Adult 18+
3.5		 RAFAEL RC 18AW3.5B
No California		 S2 Allison Cohen
(2.82) 		L 6-0
6-2		 2.44 2.64
07/01/2018 Adult 18+
3.0		 RAFAEL RC 18AW3.0A
No California		 D3 Patty Beach
(2.86) 		Erin Matthews
(2.99)
Kelli Radcliffe
(2.64) 		L 7-6
6-0		 2.46 2.59
06/09/2018 Adult 18+
3.5		 RAFAEL RC 18AW3.5B
No California		 D3 Carol Njus
(2.82) 		Gina Gogna
(2.91)
Cheryl Clark
(3.00) 		L 6-1
6-1		 2.48 2.60
06/05/2018 Adult 18+
3.0		 RAFAEL RC 18AW3.0A
No California		 D1 Carol Njus
(2.82) 		Karen Loebbaka
(3.03)
Carol Treadway
(3.16) 		L 6-2
6-1		 2.67 2.64
06/02/2018 Adult 18+
3.5		 RAFAEL RC 18AW3.5B
No California		 S1 Simone Hughes
(3.13) 		L 6-1
6-3		 2.74 2.65
06/02/2018 Adult 18+
3.0		 RAFAEL RC 18AW3.0A
No California		 S1 Tammy Beykpour
(3.00) 		L 6-0
6-0		 2.52 2.61
05/23/2018 Adult 18+
3.5		 RAFAEL RC 18AW3.5B
No California		 S2 Kim High
(3.09) 		L 6-2
6-2		 2.73 2.64
05/20/2018 Adult 18+
3.0		 RAFAEL RC 18AW3.0A
No California		 D2 Carol Njus
(2.83) 		Luba Shveyd
(2.56)
Sarah Blevins
(2.23) 		W 6-2
6-2		 2.60 2.62
05/18/2018 Adult 18+
3.5		 RAFAEL RC 18AW3.5B
No California		 S1 Antonia Leong
(3.23) 		L 6-2
6-4		 2.91 2.66
05/09/2018 Adult 18+
3.0		 RAFAEL RC 18AW3.0A
No California		 D2 Ann Dale
(2.68) 		Stephanie Child
(2.52)
Melissa Scheeline
(2.30) 		W 6-2
3-6
1-0		 2.43 2.60
05/06/2018 Adult 18+
3.5		 RAFAEL RC 18AW3.5B
No California		 D3 Carol Njus
(2.86) 		Gina Gogna
(2.91)
Karen Rhodes
(2.75) 		L 6-3
6-1		 2.43 2.59
05/04/2018 Adult 18+
3.0		 RAFAEL RC 18AW3.0A
No California		 S2 Leigh Maurus
(2.98) 		L 6-2
6-2		 2.69 2.65
05/03/2018 Adult 18+
3.5		 RAFAEL RC 18AW3.5B
No California		 S1 Gennie Olbres
(3.15) 		L 6-1
6-0		 2.64 2.64
04/22/2018 Adult 18+
3.5		 RAFAEL RC 18AW3.5B
No California		 S1 Meghan Caldwell
(3.16) 		L 6-0
6-2		 2.64 2.66
04/22/2018 Adult 18+
3.0		 RAFAEL RC 18AW3.0A
No California		 D2 Carol Njus
(2.88) 		Laura Rende
(2.62)
Lori Horne
(2.69) 		W 3-6
6-4
1-0		 2.55 2.64
04/17/2018 Adult 18+
3.0		 RAFAEL RC 18AW3.0A
No California		 D2 Carol Njus
(2.88) 		Amanda Rickel
(2.70)
Lauren Povio
(2.70) 		W 7-6
7-6		 2.67 2.67
03/31/2018 Adult 40+
3.0		 RAFAEL RC 40AW3.0A
No California		 D3 Carol Njus
(2.78) 		Stacey Fuller Crawford
(2.65)
Cori Ladd
(2.08) 		W 6-2
6-0		 2.67 2.67
03/11/2018 Adult 40+
3.0		 RAFAEL RC 40AW3.0A
No California		 D2 Patty Beach
(2.53) 		Gina Gogna
(3.07)
Karen Rhodes
(2.83) 		L 6-1
6-4		 2.77 2.67
03/10/2018 Adult 40+
3.0		 RAFAEL RC 40AW3.0A
No California		 S2 Simone Hughes
(3.17) 		L 6-2
6-2		 2.73 2.65
03/06/2018 Adult 40+
3.0		 RAFAEL RC 40AW3.0A
No California		 S2 Monica Manuilow
(2.83) 		L 6-1
6-1		 2.45 2.59
02/28/2018 Adult 40+
3.0		 RAFAEL RC 40AW3.0A
No California		 S1 Rory Weinstein
(2.59) 		W 6-3
4-6
1-0		 2.64 2.64
02/14/2018 Adult 40+
3.0		 RAFAEL RC 40AW3.0A
No California		 D1 Amy Grehan
(2.67) 		Julie Bartholomew
(2.82)
Heather Ross
(2.61) 		L 6-3
5-7
1-0		 2.64 2.63
02/04/2018 Adult 40+
3.0		 RAFAEL RC 40AW3.0A
No California		 D1 Anna Rascon
(2.72) 		Linda Coffey
(3.05)
Lisa McCall
(2.66) 		L 6-2
6-0		 2.45 2.61
01/27/2018 Adult 40+
3.0		 RAFAEL RC 40AW3.0A
No California		 D1 Anna Rascon
(2.72) 		Dana Gray
(2.82)
Lynne Apostle
(2.71) 		L 6-4
7-6		 2.68 2.68
12/15/2018 D1 Combo
6.5
RAFAEL RC CW6.5A
No California		 L MT TAM RC CW6.5A
No California
Betsy Snyder (2.99) 6-3
6-3		 Karen Mangan (3.24)
Erin Matthews (2.99)
Match: 2.72 Rating: -----
12/12/2018 D3 Combo
6.5
RAFAEL RC CW6.5A
No California		 W HIGGINS TENNIS INC/STRAWBERRY CW6.5A
No California
Betsy Snyder (2.99) 6-0
6-0		 Default
Match: S Rating: -----
10/14/2018 D3 Combo
6.5
RAFAEL RC CW6.5A
No California		 W MARIN TC CW6.5A
No California
Samantha Block (2.77) 7-6
6-2		 Janet Bosnich (2.76)
Elizabeth Tabussi (3.18)
Match: 3.01 Rating: -----
10/06/2018 D1 Combo
6.5
RAFAEL RC CW6.5A
No California		 L MT TAM RC CW6.5A
No California
Susan Ginwala (3.13) 6-1
6-3		 Maria Henderson (3.14)
Erin Matthews (2.86)
Match: 2.45 Rating: -----
07/30/2018 S2 Adult 18+
3.5
RAFAEL RC 18AW3.5B
No California		 L SCOTT VALLEY 18AW3.5A
No California
6-0
6-2		 Allison Cohen (2.82)
Match: 2.44 Rating: 2.64
07/01/2018 D3 Adult 18+
3.0
RAFAEL RC 18AW3.0A
No California		 L PRIORY TC 18AW3.0A
No California
Patty Beach (2.86) 7-6
6-0		 Erin Matthews (2.99)
Kelli Radcliffe (2.64)
Match: 2.46 Rating: 2.59
06/09/2018 D3 Adult 18+
3.5
RAFAEL RC 18AW3.5B
No California		 L NOVATO TC/PIONEER PK 18AW3.5A
No California
Carol Njus (2.82) 6-1
6-1		 Gina Gogna (2.91)
Cheryl Clark (3.00)
Match: 2.48 Rating: 2.60
06/05/2018 D1 Adult 18+
3.0
RAFAEL RC 18AW3.0A
No California		 L PRIORY TC 18AW3.0A
No California
Carol Njus (2.82) 6-2
6-1		 Karen Loebbaka (3.03)
Carol Treadway (3.16)
Match: 2.67 Rating: 2.64
06/02/2018 S1 Adult 18+
3.5
RAFAEL RC 18AW3.5B
No California		 L MARIN TC 18AW3.5A
No California
6-1
6-3		 Simone Hughes (3.13)
Match: 2.74 Rating: 2.65
06/02/2018 S1 Adult 18+
3.0
RAFAEL RC 18AW3.0A
No California		 L NOVATO TC/PIONEER PK 18AW3.0A
No California
6-0
6-0		 Tammy Beykpour (3.00)
Match: 2.52 Rating: 2.61
05/23/2018 S2 Adult 18+
3.5
RAFAEL RC 18AW3.5B
No California		 L PIPER PK 18AW3.5A
No California
6-2
6-2		 Kim High (3.09)
Match: 2.73 Rating: 2.64
05/20/2018 D2 Adult 18+
3.0
RAFAEL RC 18AW3.0A
No California		 W MARIN TC 18AW3.0A
No California
Carol Njus (2.83) 6-2
6-2		 Luba Shveyd (2.56)
Sarah Blevins (2.23)
Match: 2.60 Rating: 2.62
05/18/2018 S1 Adult 18+
3.5
RAFAEL RC 18AW3.5B
No California		 L HIGGINS TENNIS INC/STRAWBERRY 18AW3.5A
No California
6-2
6-4		 Antonia Leong (3.23)
Match: 2.91 Rating: 2.66
05/09/2018 D2 Adult 18+
3.0
RAFAEL RC 18AW3.0A
No California		 W HARBOR PT 18AW3.0A
No California
Ann Dale (2.68) 6-2
3-6
1-0		 Stephanie Child (2.52)
Melissa Scheeline (2.30)
Match: 2.43 Rating: 2.60
05/06/2018 D3 Adult 18+
3.5
RAFAEL RC 18AW3.5B
No California		 L NOVATO TC/PIONEER PK 18AW3.5A
No California
Carol Njus (2.86) 6-3
6-1		 Gina Gogna (2.91)
Karen Rhodes (2.75)
Match: 2.43 Rating: 2.59
05/04/2018 S2 Adult 18+
3.0
RAFAEL RC 18AW3.0A
No California		 L PRIORY TC 18AW3.0A
No California
6-2
6-2		 Leigh Maurus (2.98)
Match: 2.69 Rating: 2.65
05/03/2018 S1 Adult 18+
3.5
RAFAEL RC 18AW3.5B
No California		 L BAY CLUB ROSS VALLEY 18AW3.5A
No California
6-1
6-0		 Gennie Olbres (3.15)
Match: 2.64 Rating: 2.64
04/22/2018 S1 Adult 18+
3.5
RAFAEL RC 18AW3.5B
No California		 L LAGUNITAS CC 18AW3.5A
No California
6-0
6-2		 Meghan Caldwell (3.16)
Match: 2.64 Rating: 2.66
04/22/2018 D2 Adult 18+
3.0
RAFAEL RC 18AW3.0A
No California		 W BELVEDERE TC 18AW3.0A
No California
Carol Njus (2.88) 3-6
6-4
1-0		 Laura Rende (2.62)
Lori Horne (2.69)
Match: 2.55 Rating: 2.64
04/17/2018 D2 Adult 18+
3.0
RAFAEL RC 18AW3.0A
No California		 W TIBURON PEN C 18AW3.0B
No California
Carol Njus (2.88) 7-6
7-6		 Amanda Rickel (2.70)
Lauren Povio (2.70)
Match: 2.67 Rating: 2.67
03/31/2018 D3 Adult 40+
3.0
RAFAEL RC 40AW3.0A
No California		 W HARBOR PT 40AW3.0A
No California
Carol Njus (2.78) 6-2
6-0		 Stacey Fuller Crawford (2.65)
Cori Ladd (2.08)
Match: 2.67 Rating: 2.67
03/11/2018 D2 Adult 40+
3.0
RAFAEL RC 40AW3.0A
No California		 L MARINWOOD COMM CTR 40AW3.0A
No California
Patty Beach (2.53) 6-1
6-4		 Gina Gogna (3.07)
Karen Rhodes (2.83)
Match: 2.77 Rating: 2.67
03/10/2018 S2 Adult 40+
3.0
RAFAEL RC 40AW3.0A
No California		 L MARIN TC 40AW3.0A
No California
6-2
6-2		 Simone Hughes (3.17)
Match: 2.73 Rating: 2.65
03/06/2018 S2 Adult 40+
3.0
RAFAEL RC 40AW3.0A
No California		 L HARBOR PT 40AW3.0A
No California
6-1
6-1		 Monica Manuilow (2.83)
Match: 2.45 Rating: 2.59
02/28/2018 S1 Adult 40+
3.0
RAFAEL RC 40AW3.0A
No California		 W BELVEDERE TC 40AW3.0A
No California
6-3
4-6
1-0		 Rory Weinstein (2.59)
Match: 2.64 Rating: 2.64
02/14/2018 D1 Adult 40+
3.0
RAFAEL RC 40AW3.0A
No California		 L HIGGINS TENNIS INC/STRAWBERRY 40AW3.0A
No California
Amy Grehan (2.67) 6-3
5-7
1-0		 Julie Bartholomew (2.82)
Heather Ross (2.61)
Match: 2.64 Rating: 2.63
02/04/2018 D1 Adult 40+
3.0
RAFAEL RC 40AW3.0A
No California		 L ROLLING HILLS 40AW3.0A
No California
Anna Rascon (2.72) 6-2
6-0		 Linda Coffey (3.05)
Lisa McCall (2.66)
Match: 2.45 Rating: 2.61
01/27/2018 D1 Adult 40+
3.0
RAFAEL RC 40AW3.0A
No California		 L PIONEER PK 40AW3.0A
No California
Anna Rascon (2.72) 6-4
7-6		 Dana Gray (2.82)
Lynne Apostle (2.71)
Match: 2.68 Rating: 2.68
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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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