Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2018) View Advanced Player Stats
Olga DeGroff (Raleigh, NC)
Female 		4.5 C
12/31/2023
Estimated Dynamic Rating 4.0569
9/24/2024
Projected Year End Rating ------
----------
4.5 Rating Meter
Rating Meter
4.0001 - 4.5000
Recent Match History Current Rating History
2018 Overall Season [Doubles]
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 18+ 4.0 9 3 6 0 33.3 22 10 12 45.5 156 84 72 53.8 0
Adult 40+ 4.0 11 8 3 0 72.7 24 17 7 70.8 186 112 74 60.2 0
Adult 40+ 4.5 5 2 3 0 40.0 12 6 6 50.0 93 47 46 50.5 0
Combo 7.5 3 3 0 0 100.0 7 6 1 85.7 49 34 15 69.4 0
Combo 8.5 5 3 2 0 60.0 11 6 5 54.5 94 50 44 53.2 0
Total 33 19 14 0 57.6 76 45 31 59.2 578 327 251 56.6 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
10/05/2018 Combo
7.5		 ISPowell/PowPow
Southern		 D2 Michele Adams
(3.39) 		Ann Bowler
(3.76)
Helen Harris
(3.32) 		W 3-6
6-2
1-0		 3.73 -----
10/03/2018 Combo
8.5		 Wbrooker
Southern		 D2 Lynne Manweiler
(3.69) 		Kathleen Tsibulsky
(3.49)
Lynn Dixon
(3.76) 		W 6-7
6-2
1-0		 3.70 -----
10/02/2018 Combo
8.5		 IMCKEE
Southern		 D3 Karen McKee
(3.86) 		Joan Faulkner
(3.47)
Cristine Allison
(3.06) 		W 6-0
6-1		 3.66 -----
09/28/2018 Combo
7.5		 ISPowell/PowPow
Southern		 D2 Michele Adams
(3.39) 		Donna Wells
(3.50)
Tammy Gonzalez-Borsuk
(3.26) 		W 6-1
6-3		 3.80 -----
09/13/2018 Combo
8.5		 IMCKEE
Southern		 D3 Karen McKee
(3.86) 		Melissa Liner
(3.54)
Holly Shoun
(3.48) 		W 6-4
6-4		 3.51 -----
09/10/2018 Combo
8.5		 Wbrooker
Southern		 D1 Fran Ange
(-----) 		Anne Barnes
(4.12)
Greyson Vaughn
(3.78) 		L 7-5
6-1		 S -----
09/06/2018 Combo
8.5		 IMCKEE
Southern		 D3 Shelly Schiff
(3.78) 		Jenny Coley
(3.62)
Jennifer Bricker
(3.63) 		L 6-2
7-5		 3.39 -----
09/04/2018 Combo
7.5		 ITCrisp
Southern		 D3 Rebecca Sears
(3.42) 		Jane Stutzman
(2.85)
Sylvie Daigle
(-----) 		W 6-0
6-3		 S -----
05/22/2018 Adult 18+
4.0
Flight		 IKMCKEE
Southern		 D2 Linda Mungall
(3.76) 		Cindy Rosplock
(3.71)
Emily Culbreth
(3.67) 		L 6-2
6-2		 3.39 3.67
05/20/2018 Adult 18+
4.0
Flight		 IKMCKEE
Southern		 D2 Linda Mungall
(3.77) 		Shannon Phillips
(3.34)
susan norcia
(3.34) 		W 6-1
6-1		 3.74 3.74
05/18/2018 Adult 18+
4.0
Flight		 IKMCKEE
Southern		 D1 Shannon Powell
(3.59) 		Catherine Brawner
(3.78)
Elizabeth Samuels
(3.54) 		L 2-6
6-4
1-0		 3.80 3.74
05/15/2018 Adult 40+
4.5		 ILManweiler
Southern		 D3 Lynne Manweiler
(3.50) 		Kristen Howering
(4.29)
Maureen Sredl
(3.94) 		L 2-6
6-2
1-0		 4.16 3.80
05/11/2018 Adult 40+
4.5		 ILManweiler
Southern		 D3 Teresa Merritt
(4.00) 		Melanie Jones
(3.43)
Elizabeth Hensley
(3.87) 		W 6-3
6-4		 3.64 3.68
05/10/2018 Adult 18+
4.0		 IKMCKEE
Southern		 D3 Colleen Heiden
(3.66) 		Meredith Barnette
(3.60)
Fran Poole
(3.73) 		L 6-4
6-4		 3.58 3.68
05/07/2018 Adult 40+
4.0		 RRCBrawner40
Southern		 D2 Catherine Brawner
(3.84) 		Susan Dubach
(3.53)
Julie Sullivan
(3.32) 		W 6-1
6-3		 3.65 3.70
04/30/2018 Adult 40+
4.0		 RRCBrawner40
Southern		 D1 Susan Cook
(3.71) 		Michelle Benkowitz
(3.70)
Aileen Carroll
(3.84) 		L 4-6
6-2
1-0		 3.69 3.71
04/26/2018 Adult 40+
4.0		 6. APEX.NELSON
Southern		 D3 Kathy Endres
(3.96) 		Monica Palmer
(3.45)
Catherine Isaza
(3.58) 		W 6-4
6-0		 3.68 3.71
04/25/2018 Adult 40+
4.0		 *9 ESCO 2sets2win
Southern		 D2 Emily Culbreth
(3.70) 		Laura Lane
(3.65)
Catherine Whitt
(3.36) 		W 7-6
6-4		 3.60 3.71
04/19/2018 Adult 18+
4.0		 IKMCKEE
Southern		 D1 Shannon Powell
(3.80) 		Denise Thompson
(3.98)
Elisabeth McMahon
(3.78) 		L 6-1
3-6
1-0		 3.75 3.74
04/16/2018 Adult 40+
4.0		 *9 ESCO 2sets2win
Southern		 D3 Miranda Harmon
(3.75) 		Elizabeth Keating
(3.59)
Sheila Newton
(3.07) 		W 6-2
6-1		 3.69 3.73
04/13/2018 Adult 40+
4.5		 ILManweiler
Southern		 D1 Donna Stieber
(4.33) 		Felita Clark
(4.00)
Jeanne Bauer
(4.20) 		L 3-6
6-3
1-0		 3.79 3.74
04/12/2018 Adult 18+
4.0		 IKMCKEE
Southern		 D2 Michele Adams
(3.41) 		Amy Sellers
(3.43)
Cheri Kohan
(3.32) 		W 6-1
6-1		 3.91 3.76
04/09/2018 Adult 40+
4.0		 RRCBrawner40
Southern		 D2 Susan Cook
(3.73) 		Mindy Dehaven
(3.46)
Leigh Magee
(3.48) 		W 6-3
6-1		 3.74 3.72
04/05/2018 Adult 18+
4.0		 IKMCKEE
Southern		 D2 Shelly Schiff
(3.70) 		Lucy Holding
(3.49)
Amanda Williams
(3.57) 		L 3-6
6-4
1-0		 3.55 3.68
04/03/2018 Adult 40+
4.0		 RRCBrawner40
Southern		 D2 Susan Doninger Greer
(3.37) 		Dana Shulman
(3.59)
Nicole Hayden
(3.58) 		W 6-0
3-6
1-0		 3.89 3.74
03/26/2018 Adult 40+
4.0		 RRCBrawner40
Southern		 D2 Susan Cook
(3.74) 		Donna Petrilla
(3.51)
Leigh Kimball
(3.74) 		W 6-4
6-4		 3.72 3.70
03/23/2018 Adult 40+
4.5		 ILManweiler
Southern		 D2 Karen McKee
(3.81) 		Kristen Howering
(4.33)
Robin Sturzebecher
(4.20) 		L 6-2
6-3		 3.85 3.74
03/22/2018 Adult 40+
4.0		 6. APEX.NELSON
Southern		 D1 Kristal Nelson
(3.57) 		Sherene Halko
(3.72)
Scharme Prevost
(3.73) 		L 6-2
6-2		 3.50 3.65
03/19/2018 Adult 40+
4.0		 *9 ESCO 2sets2win
Southern		 D2 Sandra Lantry Corpora
(3.46) 		Nancee Merritt
(3.66)
Melissa Lutz
(3.82) 		L 6-3
6-2		 3.64 3.69
03/16/2018 Adult 40+
4.5		 ILManweiler
Southern		 D2 Karen McKee
(3.74) 		Molly Painter
(3.90)
Jill Marlowe
(3.90) 		W 6-3
7-5		 3.99 3.75
03/15/2018 Adult 18+
4.0		 IKMCKEE
Southern		 D1 Linda Mungall
(3.70) 		Jenna Huggins
(3.66)
Mollie Hodl
(3.71) 		L 6-2
5-7
1-0		 3.61 3.66
03/08/2018 Adult 18+
4.0		 IKMCKEE
Southern		 D1 Shannon Powell
(3.72) 		Jane Williams
(3.61)
Amy Sellers
(3.48) 		W 6-2
6-1		 3.85 3.71
03/07/2018 Adult 40+
4.0		 *9 ESCO 2sets2win
Southern		 D3 Eleanor Hoover
(3.78) 		Angela Baxley
(3.29)
Sue Dunn
(3.28) 		W 6-0
6-0		 3.70 3.66
10/05/2018 D2 Combo
7.5
ISPowell/PowPow
Southern		 W IDSKIKO
Southern
Michele Adams (3.39) 3-6
6-2
1-0		 Ann Bowler (3.76)
Helen Harris (3.32)
Match: 3.73 Rating: -----
10/03/2018 D2 Combo
8.5
Wbrooker
Southern		 W IKTsibulsky
Southern
Lynne Manweiler (3.69) 6-7
6-2
1-0		 Kathleen Tsibulsky (3.49)
Lynn Dixon (3.76)
Match: 3.70 Rating: -----
10/02/2018 D3 Combo
8.5
IMCKEE
Southern		 W Ipmccollum
Southern
Karen McKee (3.86) 6-0
6-1		 Joan Faulkner (3.47)
Cristine Allison (3.06)
Match: 3.66 Rating: -----
09/28/2018 D2 Combo
7.5
ISPowell/PowPow
Southern		 W IJArteta
Southern
Michele Adams (3.39) 6-1
6-3		 Donna Wells (3.50)
Tammy Gonzalez-Borsuk (3.26)
Match: 3.80 Rating: -----
09/13/2018 D3 Combo
8.5
IMCKEE
Southern		 W IJLake
Southern
Karen McKee (3.86) 6-4
6-4		 Melissa Liner (3.54)
Holly Shoun (3.48)
Match: 3.51 Rating: -----
09/10/2018 D1 Combo
8.5
Wbrooker
Southern		 L ISPlyler/Rice
Southern
Fran Ange (-----) 7-5
6-1		 Anne Barnes (4.12)
Greyson Vaughn (3.78)
Match: S Rating: -----
09/06/2018 D3 Combo
8.5
IMCKEE
Southern		 L IAPFEIFFER
Southern
Shelly Schiff (3.78) 6-2
7-5		 Jenny Coley (3.62)
Jennifer Bricker (3.63)
Match: 3.39 Rating: -----
09/04/2018 D3 Combo
7.5
ITCrisp
Southern		 W IBAyres/Daigle
Southern
Rebecca Sears (3.42) 6-0
6-3		 Jane Stutzman (2.85)
Sylvie Daigle (-----)
Match: S Rating: -----
05/22/2018 D2 Adult 18+
4.0
Flight
IKMCKEE
Southern		 L IAKoltchagova
Southern
Linda Mungall (3.76) 6-2
6-2		 Cindy Rosplock (3.71)
Emily Culbreth (3.67)
Match: 3.39 Rating: 3.67
05/20/2018 D2 Adult 18+
4.0
Flight
IKMCKEE
Southern		 W ICBASON
Southern
Linda Mungall (3.77) 6-1
6-1		 Shannon Phillips (3.34)
susan norcia (3.34)
Match: 3.74 Rating: 3.74
05/18/2018 D1 Adult 18+
4.0
Flight
IKMCKEE
Southern		 L IESAMUELS
Southern
Shannon Powell (3.59) 2-6
6-4
1-0		 Catherine Brawner (3.78)
Elizabeth Samuels (3.54)
Match: 3.80 Rating: 3.74
05/15/2018 D3 Adult 40+
4.5
ILManweiler
Southern		 L DWilder
Southern
Lynne Manweiler (3.50) 2-6
6-2
1-0		 Kristen Howering (4.29)
Maureen Sredl (3.94)
Match: 4.16 Rating: 3.80
05/11/2018 D3 Adult 40+
4.5
ILManweiler
Southern		 W IMCockrill
Southern
Teresa Merritt (4.00) 6-3
6-4		 Melanie Jones (3.43)
Elizabeth Hensley (3.87)
Match: 3.64 Rating: 3.68
05/10/2018 D3 Adult 18+
4.0
IKMCKEE
Southern		 L ILHOLDING
Southern
Colleen Heiden (3.66) 6-4
6-4		 Meredith Barnette (3.60)
Fran Poole (3.73)
Match: 3.58 Rating: 3.68
05/07/2018 D2 Adult 40+
4.0
RRCBrawner40
Southern		 W IsaGesher
Southern
Catherine Brawner (3.84) 6-1
6-3		 Susan Dubach (3.53)
Julie Sullivan (3.32)
Match: 3.65 Rating: 3.70
04/30/2018 D1 Adult 40+
4.0
RRCBrawner40
Southern		 L SKIKO40
Southern
Susan Cook (3.71) 4-6
6-2
1-0		 Michelle Benkowitz (3.70)
Aileen Carroll (3.84)
Match: 3.69 Rating: 3.71
04/26/2018 D3 Adult 40+
4.0
6. APEX.NELSON
Southern		 W 1. TOC.ISAZA
Southern
Kathy Endres (3.96) 6-4
6-0		 Monica Palmer (3.45)
Catherine Isaza (3.58)
Match: 3.68 Rating: 3.71
04/25/2018 D2 Adult 40+
4.0
*9 ESCO 2sets2win
Southern		 W *2 EHLA Shake & Bake
Southern
Emily Culbreth (3.70) 7-6
6-4		 Laura Lane (3.65)
Catherine Whitt (3.36)
Match: 3.60 Rating: 3.71
04/19/2018 D1 Adult 18+
4.0
IKMCKEE
Southern		 L IAvan Staveren
Southern
Shannon Powell (3.80) 6-1
3-6
1-0		 Denise Thompson (3.98)
Elisabeth McMahon (3.78)
Match: 3.75 Rating: 3.74
04/16/2018 D3 Adult 40+
4.0
*9 ESCO 2sets2win
Southern		 W *10 EMCG Evening Stars
Southern
Miranda Harmon (3.75) 6-2
6-1		 Elizabeth Keating (3.59)
Sheila Newton (3.07)
Match: 3.69 Rating: 3.73
04/13/2018 D1 Adult 40+
4.5
ILManweiler
Southern		 L ILIhly
Southern
Donna Stieber (4.33) 3-6
6-3
1-0		 Felita Clark (4.00)
Jeanne Bauer (4.20)
Match: 3.79 Rating: 3.74
04/12/2018 D2 Adult 18+
4.0
IKMCKEE
Southern		 W IKPatrey
Southern
Michele Adams (3.41) 6-1
6-1		 Amy Sellers (3.43)
Cheri Kohan (3.32)
Match: 3.91 Rating: 3.76
04/09/2018 D2 Adult 40+
4.0
RRCBrawner40
Southern		 W ILMagee
Southern
Susan Cook (3.73) 6-3
6-1		 Mindy Dehaven (3.46)
Leigh Magee (3.48)
Match: 3.74 Rating: 3.72
04/05/2018 D2 Adult 18+
4.0
IKMCKEE
Southern		 L ILHOLDING
Southern
Shelly Schiff (3.70) 3-6
6-4
1-0		 Lucy Holding (3.49)
Amanda Williams (3.57)
Match: 3.55 Rating: 3.68
04/03/2018 D2 Adult 40+
4.0
RRCBrawner40
Southern		 W ISFanelly
Southern
Susan Doninger Greer (3.37) 6-0
3-6
1-0		 Dana Shulman (3.59)
Nicole Hayden (3.58)
Match: 3.89 Rating: 3.74
03/26/2018 D2 Adult 40+
4.0
RRCBrawner40
Southern		 W ISRABBY
Southern
Susan Cook (3.74) 6-4
6-4		 Donna Petrilla (3.51)
Leigh Kimball (3.74)
Match: 3.72 Rating: 3.70
03/23/2018 D2 Adult 40+
4.5
ILManweiler
Southern		 L DWilder
Southern
Karen McKee (3.81) 6-2
6-3		 Kristen Howering (4.33)
Robin Sturzebecher (4.20)
Match: 3.85 Rating: 3.74
03/22/2018 D1 Adult 40+
4.0
6. APEX.NELSON
Southern		 L 10. PW.LYNCH
Southern
Kristal Nelson (3.57) 6-2
6-2		 Sherene Halko (3.72)
Scharme Prevost (3.73)
Match: 3.50 Rating: 3.65
03/19/2018 D2 Adult 40+
4.0
*9 ESCO 2sets2win
Southern		 L *6 EKMA-Rock'n Racquets
Southern
Sandra Lantry Corpora (3.46) 6-3
6-2		 Nancee Merritt (3.66)
Melissa Lutz (3.82)
Match: 3.64 Rating: 3.69
03/16/2018 D2 Adult 40+
4.5
ILManweiler
Southern		 W IMPace/CCC 4.5 40+
Southern
Karen McKee (3.74) 6-3
7-5		 Molly Painter (3.90)
Jill Marlowe (3.90)
Match: 3.99 Rating: 3.75
03/15/2018 D1 Adult 18+
4.0
IKMCKEE
Southern		 L IAvan Staveren
Southern
Linda Mungall (3.70) 6-2
5-7
1-0		 Jenna Huggins (3.66)
Mollie Hodl (3.71)
Match: 3.61 Rating: 3.66
03/08/2018 D1 Adult 18+
4.0
IKMCKEE
Southern		 W IKPatrey
Southern
Shannon Powell (3.72) 6-2
6-1		 Jane Williams (3.61)
Amy Sellers (3.48)
Match: 3.85 Rating: 3.71
03/07/2018 D3 Adult 40+
4.0
*9 ESCO 2sets2win
Southern		 W *4 EEEL Forty Love
Southern
Eleanor Hoover (3.78) 6-0
6-0		 Angela Baxley (3.29)
Sue Dunn (3.28)
Match: 3.70 Rating: 3.66
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.
This site is not affiliated, endorsed, or associated by or with the USTA in any manner nor are the ratings affiliated with the NTRP rating system.
Copyright © 2016-2024 TennisRecord.com All rights reserved.

Privacy Policy  |  Sitemap