Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2021) View Advanced Player Stats
James Robertson (Bloomington, MN)
Male 		4.0 C
12/31/2023
Estimated Dynamic Rating 3.6633
5/23/2024
Projected Year End Rating ------
----------
4.0 Rating Meter
Rating Meter
3.5001 - 4.0000
Recent Match History Current Rating History
2021 Overall Season
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 18+ 4.0 9 5 4 0 55.6 19 10 9 52.6 156 72 84 46.2 1
Adult 40+ 4.0 10 7 3 0 70.0 23 16 7 69.6 185 112 73 60.5 0
Adult 55+ 8.0 10 7 3 0 70.0 24 16 8 66.7 183 107 76 58.5 0
Total 29 19 10 0 65.5 66 42 24 63.6 524 291 233 55.5 1
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
10/21/2021 Adult 40+
4.0		 Longshots 2022 ES
Northern		 D3 Mike Jones
(3.67) 		Joshua Sillers
(3.28)
Fadil Dobraca
(3.43) 		W 6-3
6-1		 3.68 3.72
10/18/2021 Adult 55+
8.0		 Dalton - 3R Fall 2021
Northern		 D3 Bill Sommers
(3.81) 		Jeff Fontaine
(3.87)
Franklin Fuller
(3.36) 		W 6-4
6-2		 3.74 3.75
10/16/2021 Adult 18+
4.0
Nationals		 Duwearatchi/Ballentine Summer 18+
Northern		 D3 Craig Ballentine
(3.86) 		Chuck Duarte
(3.62)
Armando Landa
(3.64) 		L 6-1
6-3		 3.30 3.66
10/15/2021 Adult 18+
4.0
Nationals		 Duwearatchi/Ballentine Summer 18+
Northern		 D1 Ian Gideon
(3.80) 		Luc Thomas
(4.09)
Joel Peters
(4.09) 		L 6-2
6-0		 3.72 3.77
10/11/2021 Adult 55+
8.0		 Dalton - 3R Fall 2021
Northern		 D3 Bill Sommers
(3.76) 		Chandha Duwearatchi
(3.96)
Michael Schneider
(3.23) 		W 6-2
6-0		 3.98 3.82
10/07/2021 Adult 40+
4.0		 Longshots 2022 ES
Northern		 D2 Mike Jones
(3.69) 		Daniel Sebring
(3.52)
Sean Zindren
(3.72) 		L 6-4
1-6
1-0		 3.73 3.76
10/04/2021 Adult 55+
8.0		 Dalton - 3R Fall 2021
Northern		 D1 Raj Pillai
(3.80) 		Ken Pomerantz
(4.10)
Gary Simpson
(3.68) 		W 6-2
5-7
1-0		 3.94 3.79
09/11/2021 Adult 55+
8.0
Sectionals		 Dalton- 3R Summer 2021
Northern		 D2 Raj Pillai
(3.81) 		Doug MacGibbon
(3.94)
Bruce Goad
(3.89) 		L 4-6
6-1
1-0		 3.78 3.75
09/11/2021 Adult 55+
8.0
Sectionals		 Dalton- 3R Summer 2021
Northern		 D3 Raj Pillai
(3.77) 		Neil Radermacher
(4.07)
Paul Bennett
(3.36) 		W 6-3
6-4		 3.84 3.76
08/21/2021 Adult 40+
4.0
Sectionals		 Longshots 40+ Winter 21
Northern		 D3 Stu MacGibbon
(3.80) 		William Cadwallader
(3.56)
Bryan Ball
(3.47) 		W 6-1
6-4		 3.72 3.73
08/21/2021 Adult 40+
4.0
Sectionals		 Longshots 40+ Winter 21
Northern		 S1 Mark Matijasevich
(3.87) 		L 6-4
6-0		 3.58 3.71
08/20/2021 Adult 40+
4.0
Sectionals		 Longshots 40+ Winter 21
Northern		 S2 Trai Nguyen
(3.74) 		W 6-3
7-6		 3.83 3.77
08/15/2021 Adult 18+
4.0
Sectionals		 Duwearatchi/Ballentine Summer 18+
Northern		 D3 Craig Ballentine
(3.89) 		Max Wilkinson
(3.75)
Carter Bayne
(3.51) 		W 4-6
7-5
1-0		 3.60 3.73
08/14/2021 Adult 18+
4.0
Sectionals		 Duwearatchi/Ballentine Summer 18+
Northern		 D3 Brad Digre
(3.86) 		Jonathan Farber
(3.78)
Noah Farber
(3.67) 		W 6-4
6-3		 3.81 3.78
08/13/2021 Adult 18+
4.0
Sectionals		 Duwearatchi/Ballentine Summer 18+
Northern		 D3 Jerome Hartmann
(3.80) 		Ethan Thao
(4.03)
Xinxay Thao
(3.85) 		L 6-3
6-0		 3.60 3.74
07/26/2021 Adult 55+
8.0		 Dalton- 3R Summer 2021
Northern		 D2 Reg Dunlap
(3.65) 		Craig Ballentine
(3.84)
Miguel Padilla
(3.74) 		L 7-5
3-6
1-0		 3.86 3.80
07/19/2021 Adult 55+
8.0		 Dalton- 3R Summer 2021
Northern		 D2 Raj Pillai
(3.81) 		Andrew Baumel
(3.58)
Warren Bracke
(3.30) 		W 6-2
6-3		 3.66 3.77
07/13/2021 Adult 18+
4.0		 Duwearatchi/Ballentine Summer 18+
Northern		 D3 Jerome Hartmann
(3.83) 		Greg Elfstrum
(3.66)
Alan Stratton
(3.50) 		W 6-3
7-6		 3.65 3.77
07/08/2021 Adult 40+
4.0		 Longshots 40+ Summer 21
Northern		 D3 Brad Ernst
(3.80) 		Scott Holm
(3.63)
Dan Swanson
(3.59) 		L 3-6
7-6
1-0		 3.66 3.79
06/24/2021 Adult 40+
4.0		 Longshots 40+ Summer 21
Northern		 D3 Mike Jones
(3.72) 		Robert Jensen
(3.51)
Michael Torres
(3.50) 		W 6-0
6-2		 3.92 3.85
05/18/2021 Adult 18+
4.0		 Duwearatchi/Ballentine Summer 18+
Northern		 D3 Brian Jacobsen
(-----) 		Default W 6-0
6-0		 ----- -----
03/15/2021 Adult 55+
8.0		 Dalton – 3R Winter 2021
Northern		 D2 Steve Sonnenleiter
(3.89) 		Stu MacGibbon
(3.88)
James Rick
(3.58) 		L 6-2
7-6		 3.59 3.79
03/11/2021 Adult 40+
4.0		 Longshots 40+ Winter 21
Northern		 D3 Mike Jones
(3.86) 		Steven Agre
(3.76)
Jim Wagner
(3.72) 		W 6-3
6-3		 3.92 3.86
03/09/2021 Adult 18+
4.0		 Duwearatchi/Ballentine Winter 18+
Northern		 D1 Craig Ballentine
(3.71) 		Michael Lo
(3.49)
Kevin Thao
(3.49) 		W 6-4
6-0		 S 3.83
03/04/2021 Adult 40+
4.0		 Longshots 40+ Winter 21
Northern		 D2 joel haggerty
(3.95) 		Jeff Craig
(3.27)
Richard Lassow
(3.51) 		W 6-2
6-1		 3.80 3.83
03/01/2021 Adult 55+
8.0		 Dalton – 3R Winter 2021
Northern		 D1 Raj Pillai
(3.86) 		Jerome Hartmann
(3.88)
James Rick
(3.57) 		W 6-3
6-2		 3.96 3.86
02/23/2021 Adult 18+
4.0		 Duwearatchi/Ballentine Winter 18+
Northern		 D1 Craig Ballentine
(3.69) 		Lucas Tesh
(3.72)
Derek Fermstad
(3.51) 		W 6-3
6-2		 3.92 3.85
02/16/2021 Adult 18+
4.0		 Duwearatchi/Ballentine Winter 18+
Northern		 S1 Jacob Bellomo
(4.17) 		L 6-2
6-0		 3.78 3.81
02/15/2021 Adult 55+
8.0		 Dalton – 3R Winter 2021
Northern		 D2 Raj Pillai
(3.87) 		Miguel Padilla
(3.73)
Robert Wyly
(3.86) 		W 6-1
2-6
1-0		 3.84 3.83
02/11/2021 Adult 40+
4.0		 Longshots 40+ Winter 21
Northern		 D3 Michael Kasner
(3.82) 		Robert Wyly
(3.87)
Mark Gness
(3.78) 		W 5-7
7-6
1-0		 3.82 3.83
10/21/2021 D3 Adult 40+
4.0
Longshots 2022 ES
Northern		 W Lassow/Craig- Double Bagel
Northern
Mike Jones (3.67) 6-3
6-1		 Joshua Sillers (3.28)
Fadil Dobraca (3.43)
Match: 3.68 Rating: 3.72
10/18/2021 D3 Adult 55+
8.0
Dalton - 3R Fall 2021
Northern		 W Peterson-Sulzbach
Northern
Bill Sommers (3.81) 6-4
6-2		 Jeff Fontaine (3.87)
Franklin Fuller (3.36)
Match: 3.74 Rating: 3.75
10/16/2021 D3 Adult 18+
4.0
Nationals
Duwearatchi/Ballentine Summer 18+
Northern		 L GEPTA-4.0-Adult/M(McElveen)(EPTC#2)
Southwest
Craig Ballentine (3.86) 6-1
6-3		 Chuck Duarte (3.62)
Armando Landa (3.64)
Match: 3.30 Rating: 3.66
10/15/2021 D1 Adult 18+
4.0
Nationals
Duwearatchi/Ballentine Summer 18+
Northern		 L Freeman-Woodlands Parks
Texas
Ian Gideon (3.80) 6-2
6-0		 Luc Thomas (4.09)
Joel Peters (4.09)
Match: 3.72 Rating: 3.77
10/11/2021 D3 Adult 55+
8.0
Dalton - 3R Fall 2021
Northern		 W Duwearatchi/Ballentine ES 55+
Northern
Bill Sommers (3.76) 6-2
6-0		 Chandha Duwearatchi (3.96)
Michael Schneider (3.23)
Match: 3.98 Rating: 3.82
10/07/2021 D2 Adult 40+
4.0
Longshots 2022 ES
Northern		 L Sebring 2022 Early Start
Northern
Mike Jones (3.69) 6-4
1-6
1-0		 Daniel Sebring (3.52)
Sean Zindren (3.72)
Match: 3.73 Rating: 3.76
10/04/2021 D1 Adult 55+
8.0
Dalton - 3R Fall 2021
Northern		 W Seats- Good Guys
Northern
Raj Pillai (3.80) 6-2
5-7
1-0		 Ken Pomerantz (4.10)
Gary Simpson (3.68)
Match: 3.94 Rating: 3.79
09/11/2021 D2 Adult 55+
8.0
Sectionals
Dalton- 3R Summer 2021
Northern		 L Henneman 8.0 55+ Summer 2021
Northern
Raj Pillai (3.81) 4-6
6-1
1-0		 Doug MacGibbon (3.94)
Bruce Goad (3.89)
Match: 3.78 Rating: 3.75
09/11/2021 D3 Adult 55+
8.0
Sectionals
Dalton- 3R Summer 2021
Northern		 W Duwearatchi/Ballentine 55+ Summer
Northern
Raj Pillai (3.77) 6-3
6-4		 Neil Radermacher (4.07)
Paul Bennett (3.36)
Match: 3.84 Rating: 3.76
08/21/2021 D3 Adult 40+
4.0
Sectionals
Longshots 40+ Winter 21
Northern		 W Goodman- Summer Swillers 21
Northern
Stu MacGibbon (3.80) 6-1
6-4		 William Cadwallader (3.56)
Bryan Ball (3.47)
Match: 3.72 Rating: 3.73
08/21/2021 S1 Adult 40+
4.0
Sectionals
Longshots 40+ Winter 21
Northern		 L Sebring Summer '21
Northern
6-4
6-0		 Mark Matijasevich (3.87)
Match: 3.58 Rating: 3.71
08/20/2021 S2 Adult 40+
4.0
Sectionals
Longshots 40+ Winter 21
Northern		 W Duwearatchi/Ballentine Summer 40+
Northern
6-3
7-6		 Trai Nguyen (3.74)
Match: 3.83 Rating: 3.77
08/15/2021 D3 Adult 18+
4.0
Sectionals
Duwearatchi/Ballentine Summer 18+
Northern		 W Shaughnessy Ball Smashers
Northern
Craig Ballentine (3.89) 4-6
7-5
1-0		 Max Wilkinson (3.75)
Carter Bayne (3.51)
Match: 3.60 Rating: 3.73
08/14/2021 D3 Adult 18+
4.0
Sectionals
Duwearatchi/Ballentine Summer 18+
Northern		 W Hammer Time 18s
Northern
Brad Digre (3.86) 6-4
6-3		 Jonathan Farber (3.78)
Noah Farber (3.67)
Match: 3.81 Rating: 3.78
08/13/2021 D3 Adult 18+
4.0
Sectionals
Duwearatchi/Ballentine Summer 18+
Northern		 L Yang- Move Your Feet 2.0
Northern
Jerome Hartmann (3.80) 6-3
6-0		 Ethan Thao (4.03)
Xinxay Thao (3.85)
Match: 3.60 Rating: 3.74
07/26/2021 D2 Adult 55+
8.0
Dalton- 3R Summer 2021
Northern		 L Duwearatchi/Ballentine 55+ Summer
Northern
Reg Dunlap (3.65) 7-5
3-6
1-0		 Craig Ballentine (3.84)
Miguel Padilla (3.74)
Match: 3.86 Rating: 3.80
07/19/2021 D2 Adult 55+
8.0
Dalton- 3R Summer 2021
Northern		 W Peterson/Sulzbach
Northern
Raj Pillai (3.81) 6-2
6-3		 Andrew Baumel (3.58)
Warren Bracke (3.30)
Match: 3.66 Rating: 3.77
07/13/2021 D3 Adult 18+
4.0
Duwearatchi/Ballentine Summer 18+
Northern		 W Bartell/Padilla - Summer
Northern
Jerome Hartmann (3.83) 6-3
7-6		 Greg Elfstrum (3.66)
Alan Stratton (3.50)
Match: 3.65 Rating: 3.77
07/08/2021 D3 Adult 40+
4.0
Longshots 40+ Summer 21
Northern		 L Theobald/Fermstad - Top 40 Summer Hits
Northern
Brad Ernst (3.80) 3-6
7-6
1-0		 Scott Holm (3.63)
Dan Swanson (3.59)
Match: 3.66 Rating: 3.79
06/24/2021 D3 Adult 40+
4.0
Longshots 40+ Summer 21
Northern		 W Hammargren 40s
Northern
Mike Jones (3.72) 6-0
6-2		 Robert Jensen (3.51)
Michael Torres (3.50)
Match: 3.92 Rating: 3.85
05/18/2021 D3 Adult 18+
4.0
Duwearatchi/Ballentine Summer 18+
Northern		 W McIntyre- Not Our Fault
Northern
Brian Jacobsen (-----) 6-0
6-0		 Default
Match: ----- Rating: -----
03/15/2021 D2 Adult 55+
8.0
Dalton – 3R Winter 2021
Northern		 L Duwearatchi/Ballentine 55+ Winter
Northern
Steve Sonnenleiter (3.89) 6-2
7-6		 Stu MacGibbon (3.88)
James Rick (3.58)
Match: 3.59 Rating: 3.79
03/11/2021 D3 Adult 40+
4.0
Longshots 40+ Winter 21
Northern		 W Winter Swillers ‘21
Northern
Mike Jones (3.86) 6-3
6-3		 Steven Agre (3.76)
Jim Wagner (3.72)
Match: 3.92 Rating: 3.86
03/09/2021 D1 Adult 18+
4.0
Duwearatchi/Ballentine Winter 18+
Northern		 W Chang/Thao- Hold My Boba
Northern
Craig Ballentine (3.71) 6-4
6-0		 Michael Lo (3.49)
Kevin Thao (3.49)
Match: S Rating: 3.83
03/04/2021 D2 Adult 40+
4.0
Longshots 40+ Winter 21
Northern		 W Craig/Lassow - W21
Northern
joel haggerty (3.95) 6-2
6-1		 Jeff Craig (3.27)
Richard Lassow (3.51)
Match: 3.80 Rating: 3.83
03/01/2021 D1 Adult 55+
8.0
Dalton – 3R Winter 2021
Northern		 W Duwearatchi/Ballentine 55+ Winter
Northern
Raj Pillai (3.86) 6-3
6-2		 Jerome Hartmann (3.88)
James Rick (3.57)
Match: 3.96 Rating: 3.86
02/23/2021 D1 Adult 18+
4.0
Duwearatchi/Ballentine Winter 18+
Northern		 W Tesh CrowdSrikers
Northern
Craig Ballentine (3.69) 6-3
6-2		 Lucas Tesh (3.72)
Derek Fermstad (3.51)
Match: 3.92 Rating: 3.85
02/16/2021 S1 Adult 18+
4.0
Duwearatchi/Ballentine Winter 18+
Northern		 L Hammargren- Hammer Time 18s
Northern
6-2
6-0		 Jacob Bellomo (4.17)
Match: 3.78 Rating: 3.81
02/15/2021 D2 Adult 55+
8.0
Dalton – 3R Winter 2021
Northern		 W Duwearatchi/Ballentine 55+ Winter
Northern
Raj Pillai (3.87) 6-1
2-6
1-0		 Miguel Padilla (3.73)
Robert Wyly (3.86)
Match: 3.84 Rating: 3.83
02/11/2021 D3 Adult 40+
4.0
Longshots 40+ Winter 21
Northern		 W Duwearatchi/Ballentine 40+
Northern
Michael Kasner (3.82) 5-7
7-6
1-0		 Robert Wyly (3.87)
Mark Gness (3.78)
Match: 3.82 Rating: 3.83
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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