Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2021) View Advanced Player Stats
Petra Koehn (Minneapolis, MN)
Female 		3.5 C
12/31/2024
Estimated Dynamic Rating 2.9592
2/21/2025
Projected Year End Rating ------
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3.5 Rating Meter
Rating Meter
3.0001 - 3.5000
Recent Match History Current Rating History
2021 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 3 2 1 0 66.7 8 5 3 62.5 48 28 20 58.3 0
Adult Other 0.0 11 6 5 0 54.5 26 13 13 50.0 206 103 103 50.0 0
Total 14 8 6 0 57.1 34 18 16 52.9 254 131 123 51.6 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
10/28/2021 Adult Other MTC Swanson 9:30
Northern		 D3 Mary Kennedy
(3.27) 		Michelle Couture
(3.17)
Rebecca Greeley
(3.06) 		W 6-4
2-6
1-0		 3.05 3.17
10/14/2021 Adult Other MTC Swanson 9:30
Northern		 D3 Leontine Larson
(2.90) 		Jill Riley
(2.84)
Debra Tresidder
(3.00) 		W 3-6
6-2
1-0		 3.14 3.20
09/30/2021 Adult Other MTC Swanson 9:30
Northern		 D2 Mary Kennedy
(3.26) 		Jamie Parrish
(3.24)
Donnette Tanner
(3.25) 		L 4-6
6-3
1-0		 3.16 3.20
09/23/2021 Adult Other MTC Swanson 9:30
Northern		 D3 Mary Kennedy
(3.31) 		Deborah Zilverberg
(3.05)
Beth Nesheim
(3.00) 		W 6-2
3-6
1-0		 3.05 3.20
11/05/2020 Adult Other MTC Swanson 9:30
Northern		 D2 Mary Kennedy
(3.33) 		Lucia Gray
(3.35)
Melissa Vander Louw
(3.16) 		L 7-5
6-4		 S 3.25
10/22/2020 Adult Other MTC Swanson 9:30
Northern		 D4 Mary Kennedy
(3.40) 		Michele Mingo
(3.13)
Jill Therien
(2.99) 		W 6-2
6-2		 3.25 3.25
10/08/2020 Adult Other MTC Swanson 9:30
Northern		 D3 Mary Kennedy
(3.36) 		Karen Galvin
(3.01)
Lisa Larson
(3.27) 		L 7-6
6-0		 2.90 3.20
01/23/2020 Adult Other MTC Swanson 9:30
Northern		 D2 Mary Kennedy
(3.22) 		Tiffany Anderson
(3.20)
Sandra Unger
(2.92) 		W 7-5
6-0		 3.34 3.31
12/12/2019 Adult Other MTC Swanson 9:30
Northern		 D2 Mary Kennedy
(3.28) 		Andrea McHugh
(3.36)
Lori Wehmann
(3.31) 		L 6-3
6-2		 3.12 3.25
12/03/2019 Adult 18+
4.0		 Murnane/Olig- Ballers
Northern		 D2 Hallie Koehn
(3.68) 		Elizabeth Gould
(3.73)
Karen Neis
(3.62) 		W 6-4
1-6
1-0		 3.44 3.33
11/26/2019 Adult 18+
4.0		 Murnane/Olig- Ballers
Northern		 D2 Hallie Koehn
(3.51) 		Katherine Pjevach
(3.63)
Megan Wrobel
(3.91) 		L 1-6
6-2
1-0		 3.63 3.33
11/21/2019 Adult Other MTC Swanson 9:30
Northern		 D1 Stephanie Harlan
(3.31) 		Gretchen Koehn
(2.99)
Elizabeth Dolphin
(3.26) 		L 7-5
6-3		 3.00 3.23
11/19/2019 Adult 18+
4.0		 Murnane/Olig- Ballers
Northern		 D3 Hallie Koehn
(3.51) 		Renee McCloden
(3.23)
Strella Navalta
(-----) 		W 6-1
6-1		 S 3.31
11/14/2019 Adult Other MTC Swanson 9:30
Northern		 D3 Sarah Berg
(2.92) 		Dawn Georgieff
(3.09)
Cindy Harriage
(2.97) 		W 6-2
6-4		 3.41 3.31
10/28/2021 D3 Adult Other
MTC Swanson 9:30
Northern		 W SPI Anderson 11:00
Northern
Mary Kennedy (3.27) 6-4
2-6
1-0		 Michelle Couture (3.17)
Rebecca Greeley (3.06)
Match: 3.05 Rating: 3.17
10/14/2021 D3 Adult Other
MTC Swanson 9:30
Northern		 W Fred Wells Gordon 10:30
Northern
Leontine Larson (2.90) 3-6
6-2
1-0		 Jill Riley (2.84)
Debra Tresidder (3.00)
Match: 3.14 Rating: 3.20
09/30/2021 D2 Adult Other
MTC Swanson 9:30
Northern		 L MTC Britzius 12:00
Northern
Mary Kennedy (3.26) 4-6
6-3
1-0		 Jamie Parrish (3.24)
Donnette Tanner (3.25)
Match: 3.16 Rating: 3.20
09/23/2021 D3 Adult Other
MTC Swanson 9:30
Northern		 W Williston Wolden 9:30
Northern
Mary Kennedy (3.31) 6-2
3-6
1-0		 Deborah Zilverberg (3.05)
Beth Nesheim (3.00)
Match: 3.05 Rating: 3.20
11/05/2020 D2 Adult Other
MTC Swanson 9:30
Northern		 L St Paul Indoor Anderson 10:30
Northern
Mary Kennedy (3.33) 7-5
6-4		 Lucia Gray (3.35)
Melissa Vander Louw (3.16)
Match: S Rating: 3.25
10/22/2020 D4 Adult Other
MTC Swanson 9:30
Northern		 W Fred Wells Gordon12:30
Northern
Mary Kennedy (3.40) 6-2
6-2		 Michele Mingo (3.13)
Jill Therien (2.99)
Match: 3.25 Rating: 3.25
10/08/2020 D3 Adult Other
MTC Swanson 9:30
Northern		 L Williston Wolden 9:30
Northern
Mary Kennedy (3.36) 7-6
6-0		 Karen Galvin (3.01)
Lisa Larson (3.27)
Match: 2.90 Rating: 3.20
01/23/2020 D2 Adult Other
MTC Swanson 9:30
Northern		 W Fred Wells B Gordon 10:30
Northern
Mary Kennedy (3.22) 7-5
6-0		 Tiffany Anderson (3.20)
Sandra Unger (2.92)
Match: 3.34 Rating: 3.31
12/12/2019 D2 Adult Other
MTC Swanson 9:30
Northern		 L MTC Britzius 9:30
Northern
Mary Kennedy (3.28) 6-3
6-2		 Andrea McHugh (3.36)
Lori Wehmann (3.31)
Match: 3.12 Rating: 3.25
12/03/2019 D2 Adult 18+
4.0
Murnane/Olig- Ballers
Northern		 W Kuberski/Collette (18+/ES 2020)
Northern
Hallie Koehn (3.68) 6-4
1-6
1-0		 Elizabeth Gould (3.73)
Karen Neis (3.62)
Match: 3.44 Rating: 3.33
11/26/2019 D2 Adult 18+
4.0
Murnane/Olig- Ballers
Northern		 L Ouyang/Pjevach
Northern
Hallie Koehn (3.51) 1-6
6-2
1-0		 Katherine Pjevach (3.63)
Megan Wrobel (3.91)
Match: 3.63 Rating: 3.33
11/21/2019 D1 Adult Other
MTC Swanson 9:30
Northern		 L ICT Buchmeier 10:30
Northern
Stephanie Harlan (3.31) 7-5
6-3		 Gretchen Koehn (2.99)
Elizabeth Dolphin (3.26)
Match: 3.00 Rating: 3.23
11/19/2019 D3 Adult 18+
4.0
Murnane/Olig- Ballers
Northern		 W Lorentz/Hofer ES 2020
Northern
Hallie Koehn (3.51) 6-1
6-1		 Renee McCloden (3.23)
Strella Navalta (-----)
Match: S Rating: 3.31
11/14/2019 D3 Adult Other
MTC Swanson 9:30
Northern		 W Fred Wells A Coverdale 10:30
Northern
Sarah Berg (2.92) 6-2
6-4		 Dawn Georgieff (3.09)
Cindy Harriage (2.97)
Match: 3.41 Rating: 3.31
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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