Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2021) View Advanced Player Stats
Jerome Hartmann (Owatonna, MN)
Male 		4.0 C
12/31/2023
Estimated Dynamic Rating 3.8204
6/21/2024
Projected Year End Rating ------
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4.0 Rating Meter
Rating Meter
3.5001 - 4.0000
Recent Match History Current Rating History
2021 Adult 40+ Season
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 40+ 4.0 18 14 4 0 77.8 42 31 11 73.8 317 195 122 61.5 0
Total 18 14 4 0 77.8 42 31 11 73.8 317 195 122 61.5 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
12/09/2021 Adult 40+
4.0		 Longshots 2022 ES
Northern		 D3 Scott Holm
(3.72) 		Mark Olson
(3.65)
Steven Casperson
(3.56) 		W 6-3
6-2		 3.82 3.68
11/18/2021 Adult 40+
4.0		 Longshots 2022 ES
Northern		 D2 Reed Krider
(4.04) 		Lee Wilson
(3.51)
Bill Sommers
(3.77) 		W 6-1
6-1		 3.80 3.65
11/11/2021 Adult 40+
4.0		 Longshots 2022 ES
Northern		 D2 Raj Pillai
(3.80) 		Hernando Gonzalez
(3.53)
MATTHEW Hintz
(3.66) 		L 2-6
6-3
1-0		 3.56 3.70
11/04/2021 Adult 40+
4.0		 Longshots 2022 ES
Northern		 D3 joel haggerty
(3.88) 		Gordon Strom
(3.60)
David Cross
(3.68) 		W 6-3
4-6
1-0		 3.64 3.71
10/28/2021 Adult 40+
4.0		 Longshots 2022 ES
Northern		 D3 Raj Pillai
(3.87) 		Timothy Edmund
(3.70)
Sachin Chauhan
(3.51) 		W 6-2
6-3		 3.76 3.75
10/21/2021 Adult 40+
4.0		 Longshots 2022 ES
Northern		 D2 Mark Van Ert
(3.84) 		Jeff Craig
(3.38)
Joe Morris
(3.78) 		W 6-0
6-0		 4.00 3.81
10/09/2021 Adult 40+
4.0
Nationals		 Duwearatchi/Ballentine Summer 40+
Northern		 D1 Robert Wyly
(3.70) 		Romeo Cinco
(4.02)
Amir Moinfar
(3.84) 		L 6-2
6-1		 3.62 3.72
10/09/2021 Adult 40+
4.0
Nationals		 Duwearatchi/Ballentine Summer 40+
Northern		 D2 Craig Ballentine
(3.89) 		Jeffrey Bowser
(3.79)
Gary Broxterman
(3.91) 		L 5-7
6-3
1-0		 3.71 3.75
10/08/2021 Adult 40+
4.0
Nationals		 Duwearatchi/Ballentine Summer 40+
Northern		 D3 Craig Ballentine
(3.88) 		Tom Parrish
(3.53)
Eric Lindburg
(3.57) 		L 4-6
6-3
1-0		 3.46 3.71
08/21/2021 Adult 40+
4.0
Sectionals		 Duwearatchi/Ballentine Summer 40+
Northern		 D3 Robert Wyly
(3.77) 		David Noren
(3.71)
Dave Spilseth
(3.84) 		W 2-6
6-3
1-0		 3.78 3.78
08/20/2021 Adult 40+
4.0
Sectionals		 Duwearatchi/Ballentine Summer 40+
Northern		 D3 Robert Wyly
(3.78) 		Stu MacGibbon
(3.81)
Mike Jones
(3.81) 		W 3-6
7-6
1-0		 3.79 3.79
06/24/2021 Adult 40+
4.0		 Duwearatchi/Ballentine Summer 40+
Northern		 D1 Robert Wyly
(3.74) 		Dan Swanson
(3.58)
Hernando Gonzalez
(3.52) 		W 6-4
6-3		 3.76 3.84
06/17/2021 Adult 40+
4.0		 Duwearatchi/Ballentine Summer 40+
Northern		 D1 Reed Krider
(3.86) 		Roshan Rajkumar
(3.58)
Edward Savelkoul
(3.52) 		W 6-3
6-1		 3.86 3.86
06/10/2021 Adult 40+
4.0		 Duwearatchi/Ballentine Summer 40+
Northern		 D1 Reed Krider
(3.83) 		Peter Kimball
(3.72)
John Getsinger
(3.48) 		W 6-0
6-0		 4.09 3.90
06/03/2021 Adult 40+
4.0		 Duwearatchi/Ballentine Summer 40+
Northern		 D1 Robert Wyly
(3.76) 		Gary Bystedt
(3.62)
Kenneth Gutzman
(3.73) 		W 6-2
6-3		 3.94 3.86
05/20/2021 Adult 40+
4.0		 Duwearatchi/Ballentine Summer 40+
Northern		 D3 Robert Wyly
(3.80) 		Greg Elfstrum
(3.80)
Alan Stratton
(3.67) 		W 6-4
6-4		 3.85 3.84
04/15/2021 Adult 40+
4.0		 Duwearatchi/Ballentine 40+
Northern		 D2 James Rick
(3.59) 		Aloisio Lovo
(3.74)
Richard Lassow
(3.50) 		W 7-5
6-3		 3.87 3.85
03/11/2021 Adult 40+
4.0		 Duwearatchi/Ballentine 40+
Northern		 D1 Dave Hofeldt
(3.78) 		Aloisio Lovo
(3.70)
Brian Reidinger
(3.51) 		W 6-2
6-2		 3.91 3.84
12/09/2021 D3 Adult 40+
4.0
Longshots 2022 ES
Northern		 W Bartell 4.0 40s ES22
Northern
Scott Holm (3.72) 6-3
6-2		 Mark Olson (3.65)
Steven Casperson (3.56)
Match: 3.82 Rating: 3.68
11/18/2021 D2 Adult 40+
4.0
Longshots 2022 ES
Northern		 W Swillers ES 22
Northern
Reed Krider (4.04) 6-1
6-1		 Lee Wilson (3.51)
Bill Sommers (3.77)
Match: 3.80 Rating: 3.65
11/11/2021 D2 Adult 40+
4.0
Longshots 2022 ES
Northern		 L Fermstad- Fall Top 40
Northern
Raj Pillai (3.80) 2-6
6-3
1-0		 Hernando Gonzalez (3.53)
MATTHEW Hintz (3.66)
Match: 3.56 Rating: 3.70
11/04/2021 D3 Adult 40+
4.0
Longshots 2022 ES
Northern		 W Hammargren
Northern
joel haggerty (3.88) 6-3
4-6
1-0		 Gordon Strom (3.60)
David Cross (3.68)
Match: 3.64 Rating: 3.71
10/28/2021 D3 Adult 40+
4.0
Longshots 2022 ES
Northern		 W Duwearatchi/Ballentine 40+
Northern
Raj Pillai (3.87) 6-2
6-3		 Timothy Edmund (3.70)
Sachin Chauhan (3.51)
Match: 3.76 Rating: 3.75
10/21/2021 D2 Adult 40+
4.0
Longshots 2022 ES
Northern		 W Lassow/Craig- Double Bagel
Northern
Mark Van Ert (3.84) 6-0
6-0		 Jeff Craig (3.38)
Joe Morris (3.78)
Match: 4.00 Rating: 3.81
10/09/2021 D1 Adult 40+
4.0
Nationals
Duwearatchi/Ballentine Summer 40+
Northern		 L Washington Generals
Mid-Atlantic
Robert Wyly (3.70) 6-2
6-1		 Romeo Cinco (4.02)
Amir Moinfar (3.84)
Match: 3.62 Rating: 3.72
10/09/2021 D2 Adult 40+
4.0
Nationals
Duwearatchi/Ballentine Summer 40+
Northern		 L MoValley/Magann/40&over4.0M
Missouri Valley
Craig Ballentine (3.89) 5-7
6-3
1-0		 Jeffrey Bowser (3.79)
Gary Broxterman (3.91)
Match: 3.71 Rating: 3.75
10/08/2021 D3 Adult 40+
4.0
Nationals
Duwearatchi/Ballentine Summer 40+
Northern		 L TCSP-2021 Blum
Pacific NW
Craig Ballentine (3.88) 4-6
6-3
1-0		 Tom Parrish (3.53)
Eric Lindburg (3.57)
Match: 3.46 Rating: 3.71
08/21/2021 D3 Adult 40+
4.0
Sectionals
Duwearatchi/Ballentine Summer 40+
Northern		 W Goodman- Summer Swillers 21
Northern
Robert Wyly (3.77) 2-6
6-3
1-0		 David Noren (3.71)
Dave Spilseth (3.84)
Match: 3.78 Rating: 3.78
08/20/2021 D3 Adult 40+
4.0
Sectionals
Duwearatchi/Ballentine Summer 40+
Northern		 W Longshots 40+ Winter 21
Northern
Robert Wyly (3.78) 3-6
7-6
1-0		 Stu MacGibbon (3.81)
Mike Jones (3.81)
Match: 3.79 Rating: 3.79
06/24/2021 D1 Adult 40+
4.0
Duwearatchi/Ballentine Summer 40+
Northern		 W Theobald/Fermstad - Top 40 Summer Hits
Northern
Robert Wyly (3.74) 6-4
6-3		 Dan Swanson (3.58)
Hernando Gonzalez (3.52)
Match: 3.76 Rating: 3.84
06/17/2021 D1 Adult 40+
4.0
Duwearatchi/Ballentine Summer 40+
Northern		 W Hammargren 40s
Northern
Reed Krider (3.86) 6-3
6-1		 Roshan Rajkumar (3.58)
Edward Savelkoul (3.52)
Match: 3.86 Rating: 3.86
06/10/2021 D1 Adult 40+
4.0
Duwearatchi/Ballentine Summer 40+
Northern		 W Craig/Lassow
Northern
Reed Krider (3.83) 6-0
6-0		 Peter Kimball (3.72)
John Getsinger (3.48)
Match: 4.09 Rating: 3.90
06/03/2021 D1 Adult 40+
4.0
Duwearatchi/Ballentine Summer 40+
Northern		 W Sebring Summer '21
Northern
Robert Wyly (3.76) 6-2
6-3		 Gary Bystedt (3.62)
Kenneth Gutzman (3.73)
Match: 3.94 Rating: 3.86
05/20/2021 D3 Adult 40+
4.0
Duwearatchi/Ballentine Summer 40+
Northern		 W Longshots 40+ Summer 21
Northern
Robert Wyly (3.80) 6-4
6-4		 Greg Elfstrum (3.80)
Alan Stratton (3.67)
Match: 3.85 Rating: 3.84
04/15/2021 D2 Adult 40+
4.0
Duwearatchi/Ballentine 40+
Northern		 W Craig/Lassow - W21
Northern
James Rick (3.59) 7-5
6-3		 Aloisio Lovo (3.74)
Richard Lassow (3.50)
Match: 3.87 Rating: 3.85
03/11/2021 D1 Adult 40+
4.0
Duwearatchi/Ballentine 40+
Northern		 W Craig/Lassow - W21
Northern
Dave Hofeldt (3.78) 6-2
6-2		 Aloisio Lovo (3.70)
Brian Reidinger (3.51)
Match: 3.91 Rating: 3.84
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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