Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2020) View Advanced Player Stats
Donna Sommerfeldt (Saint Paul, MN)
Female 		4.0 C
12/31/2023
Estimated Dynamic Rating 3.6447
9/15/2024
Projected Year End Rating ------
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4.0 Rating Meter
Rating Meter
3.5001 - 4.0000
Recent Match History Current Rating History
2020 Overall Season
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 40+ 3.5 6 4 2 0 66.7 14 9 5 64.3 103 60 43 58.3 0
Adult 40+ 4.0 4 1 3 0 25.0 10 3 7 30.0 72 29 43 40.3 0
Total 10 5 5 0 50.0 24 12 12 50.0 175 89 86 50.9 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
11/19/2020 Adult 40+
4.0		 Gilchrist- ES 2021 4.0 WBL
Northern		 D2 Chanda Cook
(3.33) 		Jodie Tasto
(3.72)
Susan Gherity
(3.67) 		L 6-2
6-1		 3.36 3.33
11/11/2020 Adult 40+
3.5		 Gilchrist- 2021-ES
Northern		 D2 Shannon Quinn
(3.25) 		Linda Bieza
(2.95)
Teri Heltne
(2.89) 		W 6-3
6-2		 3.24 3.32
11/05/2020 Adult 40+
4.0		 Gilchrist- ES 2021 4.0 WBL
Northern		 D3 Chanda Cook
(3.24) 		Suzanne Harman
(3.42)
Zeny McCoy
(3.59) 		W 2-6
6-4
1-0		 3.48 3.39
11/04/2020 Adult 40+
3.5		 Gilchrist- 2021-ES
Northern		 S1 Ann Hawkins
(3.12) 		L 6-2
6-3		 2.88 3.26
10/28/2020 Adult 40+
3.5		 Gilchrist- 2021-ES
Northern		 S2 Marnie Brown Cress
(3.28) 		W 3-6
6-4
1-0		 3.28 3.38
10/22/2020 Adult 40+
4.0		 Gilchrist- ES 2021 4.0 WBL
Northern		 D2 Chanda Cook
(3.30) 		Sara Lynn Brenner Hong
(3.41)
Karla Toleu
(3.68) 		L 6-4
7-5		 3.48 3.42
10/21/2020 Adult 40+
3.5		 Gilchrist- 2021-ES
Northern		 S2 Cindy Moe
(3.19) 		L 6-3
2-6
1-0		 3.19 3.35
10/15/2020 Adult 40+
4.0		 Gilchrist- ES 2021 4.0 WBL
Northern		 D2 Chanda Cook
(3.18) 		Donna Jensen
(3.85)
Susan Gherity
(3.62) 		L 6-2
1-6
1-0		 3.83 3.48
10/14/2020 Adult 40+
3.5		 Gilchrist- 2021-ES
Northern		 S1 Christina Rich
(2.98) 		W 6-1
6-0		 3.41 3.38
10/07/2020 Adult 40+
3.5		 Gilchrist- 2021-ES
Northern		 S2 Nora Pollock
(2.99) 		W 6-3
6-3		 3.19 3.35
11/19/2020 D2 Adult 40+
4.0
Gilchrist- ES 2021 4.0 WBL
Northern		 L Jensen
Northern
Chanda Cook (3.33) 6-2
6-1		 Jodie Tasto (3.72)
Susan Gherity (3.67)
Match: 3.36 Rating: 3.33
11/11/2020 D2 Adult 40+
3.5
Gilchrist- 2021-ES
Northern		 W Brady/Hoffer/Ehle
Northern
Shannon Quinn (3.25) 6-3
6-2		 Linda Bieza (2.95)
Teri Heltne (2.89)
Match: 3.24 Rating: 3.32
11/05/2020 D3 Adult 40+
4.0
Gilchrist- ES 2021 4.0 WBL
Northern		 W HarMar
Northern
Chanda Cook (3.24) 2-6
6-4
1-0		 Suzanne Harman (3.42)
Zeny McCoy (3.59)
Match: 3.48 Rating: 3.39
11/04/2020 S1 Adult 40+
3.5
Gilchrist- 2021-ES
Northern		 L Headrick/Kelley Smashers
Northern
6-2
6-3		 Ann Hawkins (3.12)
Match: 2.88 Rating: 3.26
10/28/2020 S2 Adult 40+
3.5
Gilchrist- 2021-ES
Northern		 W Thies
Northern
3-6
6-4
1-0		 Marnie Brown Cress (3.28)
Match: 3.28 Rating: 3.38
10/22/2020 D2 Adult 40+
4.0
Gilchrist- ES 2021 4.0 WBL
Northern		 L Huff/Toleu
Northern
Chanda Cook (3.30) 6-4
7-5		 Sara Lynn Brenner Hong (3.41)
Karla Toleu (3.68)
Match: 3.48 Rating: 3.42
10/21/2020 S2 Adult 40+
3.5
Gilchrist- 2021-ES
Northern		 L Carney/Johnson
Northern
6-3
2-6
1-0		 Cindy Moe (3.19)
Match: 3.19 Rating: 3.35
10/15/2020 D2 Adult 40+
4.0
Gilchrist- ES 2021 4.0 WBL
Northern		 L Jensen
Northern
Chanda Cook (3.18) 6-2
1-6
1-0		 Donna Jensen (3.85)
Susan Gherity (3.62)
Match: 3.83 Rating: 3.48
10/14/2020 S1 Adult 40+
3.5
Gilchrist- 2021-ES
Northern		 W Stone-Fall
Northern
6-1
6-0		 Christina Rich (2.98)
Match: 3.41 Rating: 3.38
10/07/2020 S2 Adult 40+
3.5
Gilchrist- 2021-ES
Northern		 W Brady/Hoffer/Ehle
Northern
6-3
6-3		 Nora Pollock (2.99)
Match: 3.19 Rating: 3.35
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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