Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2018) View Advanced Player Stats
Greg Elfstrum (Wayzata, MN)
Male 		4.0 C
12/31/2024
Estimated Dynamic Rating 4.0185
1/30/2025
Projected Year End Rating ------
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4.0 Rating Meter
Rating Meter
3.5001 - 4.0000
Recent Match History Current Rating History
2018 Adult 18+ Season
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 18+ 4.0 18 11 7 0 61.1 45 28 17 62.2 350 196 154 56.0 0
Adult 18+ 4.5 3 0 3 0 0.0 6 0 6 0.0 59 21 38 35.6 0
Total 21 11 10 0 52.4 51 28 23 54.9 409 217 192 53.1 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
12/11/2018 Adult 18+
4.0		 Bartell 4.0 18s Early Start
Northern		 D2 Alan Stratton
(3.89) 		Jo Janssens
(3.74)
Steve Bunde
(3.71) 		W 6-4
6-4		 3.72 3.70
12/04/2018 Adult 18+
4.0		 Bartell 4.0 18s Early Start
Northern		 D2 Alan Stratton
(3.92) 		Fernando Flores
(3.73)
Tim Nicol
(3.57) 		L 6-3
0-6
1-0		 3.62 3.68
11/06/2018 Adult 18+
4.0		 Bartell 4.0 18s Early Start
Northern		 D2 Will Joynes
(3.70) 		Mike Seats
(3.61)
David Marquardt
(3.49) 		W 6-2
6-1		 3.89 3.75
10/30/2018 Adult 18+
4.0		 Bartell 4.0 18s Early Start
Northern		 D2 Alan Stratton
(3.86) 		James Rick
(3.77)
Albert Llaurado
(3.78) 		W 6-3
6-3		 3.87 3.71
10/23/2018 Adult 18+
4.0		 Bartell 4.0 18s Early Start
Northern		 D2 Will Joynes
(3.78) 		Paul Smyth
(3.37)
Irfan Sandozi
(3.15) 		W 6-3
6-3		 3.48 3.68
10/16/2018 Adult 18+
4.0		 Bartell 4.0 18s Early Start
Northern		 D2 Will Joynes
(3.76) 		Greg Kittelson
(3.69)
Timothy Neary
(3.50) 		W 2-6
6-1
1-0		 3.64 3.72
08/10/2018 Adult 18+
4.0
Sectionals		 Bartell Winter 18s
Northern		 D2 Chad Renwick
(3.83) 		Dave Combs
(4.02)
Jon Tretsven
(3.65) 		L 4-6
6-4
1-0		 3.80 3.81
07/17/2018 Adult 18+
4.0		 Bartell 4.0 18s Summer
Northern		 D3 Alan Stratton
(3.78) 		James Straza
(3.75)
Alan Steed
(3.42) 		W 6-3
6-1		 3.88 3.82
06/26/2018 Adult 18+
4.0		 Bartell 4.0 18s Summer
Northern		 D2 Mark Olson
(3.83) 		Dave Combs
(4.02)
Jon Tretsven
(3.68) 		L 7-5
6-3		 3.72 3.79
06/12/2018 Adult 18+
4.0		 Bartell 4.0 18s Summer
Northern		 D3 Chad Renwick
(3.98) 		Chris Dale
(3.60)
Jerry Artz
(3.52) 		W 6-4
6-3		 3.65 3.81
05/15/2018 Adult 18+
4.0		 Bartell 4.0 18s Summer
Northern		 D3 Will Elfstrum
(3.47) 		Shane Hill
(3.18)
Erik Breault
(4.17) 		L 4-6
7-6
1-0		 3.83 3.83
05/08/2018 Adult 18+
4.0		 Bartell 4.0 18s Summer
Northern		 D2 Alan Stratton
(3.78) 		Luke Dremel
(4.17)
Daniel Hill
(3.43) 		L 6-4
4-6
1-0		 3.83 3.83
03/20/2018 Adult 18+
4.0		 Bartell Winter 18s
Northern		 D3 Will Elfstrum
(3.46) 		Jim Sexton
(3.76)
James Straza
(3.63) 		L 6-7
7-6
1-0		 3.87 3.84
03/13/2018 Adult 18+
4.0		 Bartell Winter 18s
Northern		 D3 Will Elfstrum
(3.46) 		Daniel Sebring
(3.57)
Robert Wyly
(3.76) 		W 2-6
7-5
1-0		 3.81 3.82
03/07/2018 Adult 18+
4.5		 Bartell Winter 4.5
Northern		 D1 Geoffrey Elfstrum
(4.03) 		Jay Obenauer
(4.23)
Christopher Haller
(4.00) 		L 6-3
6-2		 3.78 3.83
03/06/2018 Adult 18+
4.0		 Bartell Winter 18s
Northern		 D1 Cory Kiner
(3.72) 		Craig Ballentine
(3.71)
Albert Llaurado
(3.81) 		W 7-6
6-3		 3.91 3.86
02/20/2018 Adult 18+
4.0		 Bartell Winter 18s
Northern		 D3 Will Elfstrum
(3.46) 		Austin Meuchel
(3.65)
Austin Holcomb
(3.68) 		W 3-6
6-4
1-0		 3.86 3.83
02/14/2018 Adult 18+
4.5		 Bartell Winter 4.5
Northern		 D2 Geoffrey Elfstrum
(3.99) 		David Marks
(3.76)
David Brauer
(4.07) 		L 6-3
7-6		 3.74 3.82
02/06/2018 Adult 18+
4.0		 Bartell Winter 18s
Northern		 D3 Will Elfstrum
(3.45) 		Thomas Neary
(3.80)
Timothy Neary
(3.44) 		L 6-2
0-6
1-0		 3.84 3.84
01/23/2018 Adult 18+
4.0		 Bartell Winter 18s
Northern		 D1 Jason Ostrowski
(3.96) 		James Rick
(3.70)
Albert Llaurado
(3.81) 		W 6-4
6-4		 3.82 3.87
01/17/2018 Adult 18+
4.5		 Bartell Winter 4.5
Northern		 D2 Geoffrey Elfstrum
(3.96) 		Brian Duggan
(4.21)
Kraig Gunwall
(4.01) 		L 7-5
6-2		 3.90 3.88
12/11/2018 D2 Adult 18+
4.0
Bartell 4.0 18s Early Start
Northern		 W Hill - Damico
Northern
Alan Stratton (3.89) 6-4
6-4		 Jo Janssens (3.74)
Steve Bunde (3.71)
Match: 3.72 Rating: 3.70
12/04/2018 D2 Adult 18+
4.0
Bartell 4.0 18s Early Start
Northern		 L Flores- East Side Ballers
Northern
Alan Stratton (3.92) 6-3
0-6
1-0		 Fernando Flores (3.73)
Tim Nicol (3.57)
Match: 3.62 Rating: 3.68
11/06/2018 D2 Adult 18+
4.0
Bartell 4.0 18s Early Start
Northern		 W Dale ES 2019
Northern
Will Joynes (3.70) 6-2
6-1		 Mike Seats (3.61)
David Marquardt (3.49)
Match: 3.89 Rating: 3.75
10/30/2018 D2 Adult 18+
4.0
Bartell 4.0 18s Early Start
Northern		 W Duwearatchi/Dorale Early Start
Northern
Alan Stratton (3.86) 6-3
6-3		 James Rick (3.77)
Albert Llaurado (3.78)
Match: 3.87 Rating: 3.71
10/23/2018 D2 Adult 18+
4.0
Bartell 4.0 18s Early Start
Northern		 W Sandozi- Minnesota Slice
Northern
Will Joynes (3.78) 6-3
6-3		 Paul Smyth (3.37)
Irfan Sandozi (3.15)
Match: 3.48 Rating: 3.68
10/16/2018 D2 Adult 18+
4.0
Bartell 4.0 18s Early Start
Northern		 W Hill - Damico
Northern
Will Joynes (3.76) 2-6
6-1
1-0		 Greg Kittelson (3.69)
Timothy Neary (3.50)
Match: 3.64 Rating: 3.72
08/10/2018 D2 Adult 18+
4.0
Sectionals
Bartell Winter 18s
Northern		 L Duwearatchi/Dorale Summer
Northern
Chad Renwick (3.83) 4-6
6-4
1-0		 Dave Combs (4.02)
Jon Tretsven (3.65)
Match: 3.80 Rating: 3.81
07/17/2018 D3 Adult 18+
4.0
Bartell 4.0 18s Summer
Northern		 W Hassenstab - Crosstown
Northern
Alan Stratton (3.78) 6-3
6-1		 James Straza (3.75)
Alan Steed (3.42)
Match: 3.88 Rating: 3.82
06/26/2018 D2 Adult 18+
4.0
Bartell 4.0 18s Summer
Northern		 L Duwearatchi/Dorale Summer
Northern
Mark Olson (3.83) 7-5
6-3		 Dave Combs (4.02)
Jon Tretsven (3.68)
Match: 3.72 Rating: 3.79
06/12/2018 D3 Adult 18+
4.0
Bartell 4.0 18s Summer
Northern		 W Dale 18+ Summer 2018
Northern
Chad Renwick (3.98) 6-4
6-3		 Chris Dale (3.60)
Jerry Artz (3.52)
Match: 3.65 Rating: 3.81
05/15/2018 D3 Adult 18+
4.0
Bartell 4.0 18s Summer
Northern		 L Hill/Damico 18+ Summer
Northern
Will Elfstrum (3.47) 4-6
7-6
1-0		 Shane Hill (3.18)
Erik Breault (4.17)
Match: 3.83 Rating: 3.83
05/08/2018 D2 Adult 18+
4.0
Bartell 4.0 18s Summer
Northern		 L Dale 18+ Summer 2018
Northern
Alan Stratton (3.78) 6-4
4-6
1-0		 Luke Dremel (4.17)
Daniel Hill (3.43)
Match: 3.83 Rating: 3.83
03/20/2018 D3 Adult 18+
4.0
Bartell Winter 18s
Northern		 L Hassenstab - Crosstown
Northern
Will Elfstrum (3.46) 6-7
7-6
1-0		 Jim Sexton (3.76)
James Straza (3.63)
Match: 3.87 Rating: 3.84
03/13/2018 D3 Adult 18+
4.0
Bartell Winter 18s
Northern		 W Hill/Damico
Northern
Will Elfstrum (3.46) 2-6
7-5
1-0		 Daniel Sebring (3.57)
Robert Wyly (3.76)
Match: 3.81 Rating: 3.82
03/07/2018 D1 Adult 18+
4.5
Bartell Winter 4.5
Northern		 L Haller
Northern
Geoffrey Elfstrum (4.03) 6-3
6-2		 Jay Obenauer (4.23)
Christopher Haller (4.00)
Match: 3.78 Rating: 3.83
03/06/2018 D1 Adult 18+
4.0
Bartell Winter 18s
Northern		 W Duwearatchi/Dorale Winter
Northern
Cory Kiner (3.72) 7-6
6-3		 Craig Ballentine (3.71)
Albert Llaurado (3.81)
Match: 3.91 Rating: 3.86
02/20/2018 D3 Adult 18+
4.0
Bartell Winter 18s
Northern		 W Krecklau
Northern
Will Elfstrum (3.46) 3-6
6-4
1-0		 Austin Meuchel (3.65)
Austin Holcomb (3.68)
Match: 3.86 Rating: 3.83
02/14/2018 D2 Adult 18+
4.5
Bartell Winter 4.5
Northern		 L Raver/Hanson Winter
Northern
Geoffrey Elfstrum (3.99) 6-3
7-6		 David Marks (3.76)
David Brauer (4.07)
Match: 3.74 Rating: 3.82
02/06/2018 D3 Adult 18+
4.0
Bartell Winter 18s
Northern		 L Hill/Damico
Northern
Will Elfstrum (3.45) 6-2
0-6
1-0		 Thomas Neary (3.80)
Timothy Neary (3.44)
Match: 3.84 Rating: 3.84
01/23/2018 D1 Adult 18+
4.0
Bartell Winter 18s
Northern		 W Duwearatchi/Dorale Winter
Northern
Jason Ostrowski (3.96) 6-4
6-4		 James Rick (3.70)
Albert Llaurado (3.81)
Match: 3.82 Rating: 3.87
01/17/2018 D2 Adult 18+
4.5
Bartell Winter 4.5
Northern		 L Long - Longshots
Northern
Geoffrey Elfstrum (3.96) 7-5
6-2		 Brian Duggan (4.21)
Kraig Gunwall (4.01)
Match: 3.90 Rating: 3.88
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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