Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2017) View Advanced Player Stats
Robert Lachman (Rio Rancho, NM)
Male 		3.5 C
12/31/2022
Estimated Dynamic Rating 3.2207
5/23/2024
Projected Year End Rating ------
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3.5 Rating Meter
Rating Meter
3.0001 - 3.5000
Recent Match History Current Rating History
2017 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 11 3 8 0 27.3 26 9 17 34.6 217 96 121 44.2 0
Adult 40+ 4.0 11 1 10 0 9.1 25 4 21 16.0 202 73 129 36.1 0
Total 22 4 18 0 18.2 51 13 38 25.5 419 169 250 40.3 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
11/12/2017 Adult 40+
4.0		 NNM4.0M40_Bull_TCA
Southwest		 D1 Robert Craff
(3.50) 		Wilson Scanlan
(3.65)
Ken Love
(3.73) 		L 6-2
6-3		 3.49 3.58
11/12/2017 Adult 40+
4.0		 NNM4.0M40_Bull_TCA
Southwest		 D1 Charles Maguire
(3.37) 		Walter Rothschild
(3.46)
David Burling
(3.47) 		L 6-4
7-5		 3.47 3.58
11/10/2017 Adult 40+
4.0		 NNM4.0M40_Bull_TCA
Southwest		 D1 Charles Maguire
(3.46) 		Daniel Friedman
(3.51)
Ernesto Victor Jayme
(3.48) 		L 6-0
7-5		 3.34 3.57
10/29/2017 Adult 40+
4.0		 NNM4.0M40_Bull_TCA
Southwest		 D1 Robert Craff
(3.44) 		William Robertson
(3.57)
Marc Roberts
(3.87) 		L 6-4
7-6		 3.74 3.67
10/25/2017 Adult 40+
4.0		 NNM4.0M40_Bull_TCA
Southwest		 D1 Robert Craff
(3.48) 		Andrew Scheim
(3.20)
Tom Schneider
(3.66) 		L 6-2
5-7
1-0		 3.44 3.61
10/20/2017 Adult 40+
4.0		 NNM4.0M40_Bull_TCA
Southwest		 D1 Walter Simpson
(3.35) 		Hyeung-Sik Jason Min
(3.60)
Joseph Varro
(3.58) 		L 6-3
6-1		 3.47 3.64
10/18/2017 Adult 40+
4.0		 NNM4.0M40_Bull_TCA
Southwest		 D1 Lee Farris
(3.38) 		peter apers
(3.83)
Joe Wellborn
(3.87) 		L 6-3
6-3		 3.79 3.70
10/15/2017 Tournament
Combo MX8.0d		 TCA Duke City Open RR Anita Doornbos
(3.69) 		Thomas Kratochvil
(4.27)
Christy Tarleton
(3.56) 		L 2-6
6-0
6-3		 3.74 -----
10/14/2017 Tournament
NM4.0d		 TCA Duke City Open Q Bill Lagattuta
(3.79) 		Freddy Gordon
(3.82)
Brian Renvall
(3.75) 		L 6-3
6-3		 3.48 -----
10/13/2017 Tournament
Combo MX8.0d		 TCA Duke City Open RR Anita Doornbos
(3.69) 		Jennifer Graham
(3.01)
s shors
(3.43) 		W 6-3
7-5		 3.30 -----
10/09/2017 Adult 40+
4.0		 NNM4.0M40_Bull_TCA
Southwest		 D1 Walter Simpson
(3.42) 		Steven Vargo
(3.61)
Rick Beltramo
(3.62) 		L 6-2
3-6
1-0		 3.70 3.67
10/01/2017 Adult 40+
4.0		 NNM4.0M40_Bull_TCA
Southwest		 D1 Christopher Bull
(3.52) 		Fred Sedillo
(3.61)
Keith Kollarik
(3.81) 		W 6-1
6-7
1-0		 3.90 3.71
09/18/2017 Adult 40+
4.0		 NNM4.0M40_Bull_TCA
Southwest		 D1 s shors
(3.50) 		Mark Friedman
(3.93)
John Wills
(3.75) 		L 6-1
6-1		 3.63 3.63
09/07/2017 Adult 40+
4.0		 NNM4.0M40_Bull_TCA
Southwest		 D1 Vinodh Perumal
(3.69) 		Peter Korsan
(3.86)
Brian Mikulec
(3.96) 		L 6-2
6-0		 3.52 3.63
05/06/2017 Adult 18+
4.0		 NNM4.0M18_Boersma_TCA
Southwest		 D2 Bill Lagattuta
(3.72) 		Dave Merriman
(3.48)
Paul Bardacke
(3.72) 		W 6-3
6-3		 3.75 3.68
04/26/2017 Adult 18+
4.0		 NNM4.0M18_Boersma_TCA
Southwest		 D1 Bill Lagattuta
(3.77) 		Peter Korsan
(3.97)
Ty Martello
(3.67) 		L 6-1
7-5		 3.56 3.64
04/22/2017 Adult 18+
4.0		 NNM4.0M18_Boersma_TCA
Southwest		 D1 Bill Lagattuta
(3.64) 		Jeff Klingelhofer
(4.04)
Jeff Scott
(3.76) 		L 6-2
6-7
1-0		 3.81 3.69
04/20/2017 Adult 18+
4.0		 NNM4.0M18_Boersma_TCA
Southwest		 D3 Charles Maguire
(3.45) 		Mark Carlisle
(3.35)
Todd David
(3.55) 		W 6-3
7-6		 3.65 3.64
04/11/2017 Adult 18+
4.0		 NNM4.0M18_Boersma_TCA
Southwest		 D3 Charles Maguire
(3.37) 		Hal Byrd
(3.53)
Brandon Nafus
(3.63) 		W 6-3
4-6
1-0		 3.77 3.67
04/02/2017 Adult 18+
4.0		 NNM4.0M18_Boersma_TCA
Southwest		 D1 Vinodh Perumal
(3.81) 		Vahl Jackson
(3.84)
Frederick Ellis
(3.57) 		L 1-6
6-3
1-0		 3.63 3.64
03/29/2017 Adult 18+
4.0		 NNM4.0M18_Boersma_TCA
Southwest		 D3 Charles Maguire
(3.45) 		Paul Pfeiff
(3.24)
Leo Qualls
(3.23) 		L 7-5
7-6		 3.30 3.58
03/22/2017 Adult 18+
4.0		 NNM4.0M18_Boersma_TCA
Southwest		 D2 Walter Simpson
(3.28) 		Jess Schwartz
(3.67)
Peter Korsan
(3.97) 		L 6-3
6-2		 3.76 3.71
03/14/2017 Adult 18+
4.0		 NNM4.0M18_Boersma_TCA
Southwest		 D1 Bill Lagattuta
(3.73) 		Sean Gaffney
(3.94)
Daniel McClanahan
(3.47) 		L 6-2
6-4		 3.48 3.64
03/11/2017 Adult 18+
4.0		 NNM4.0M18_Boersma_TCA
Southwest		 D1 Bill Lagattuta
(3.81) 		Jeff Klingelhofer
(3.96)
Ed Radtke
(3.39) 		L 6-7
6-1
1-0		 3.51 3.67
03/08/2017 Adult 18+
4.0		 NNM4.0M18_Boersma_TCA
Southwest		 D2 Benjamin Boersma
(3.80) 		Brian Renvall
(3.85)
Brian Mikulec
(4.10) 		L 6-2
6-4		 3.75 3.75
11/12/2017 D1 Adult 40+
4.0
NNM4.0M40_Bull_TCA
Southwest		 L NNM4.0M40_Terell_STC
Southwest
Robert Craff (3.50) 6-2
6-3		 Wilson Scanlan (3.65)
Ken Love (3.73)
Match: 3.49 Rating: 3.58
11/12/2017 D1 Adult 40+
4.0
NNM4.0M40_Bull_TCA
Southwest		 L NNM4.0M40_Baker_EG
Southwest
Charles Maguire (3.37) 6-4
7-5		 Walter Rothschild (3.46)
David Burling (3.47)
Match: 3.47 Rating: 3.58
11/10/2017 D1 Adult 40+
4.0
NNM4.0M40_Bull_TCA
Southwest		 L NNM4.0M40_Gibbon_HP
Southwest
Charles Maguire (3.46) 6-0
7-5		 Daniel Friedman (3.51)
Ernesto Victor Jayme (3.48)
Match: 3.34 Rating: 3.57
10/29/2017 D1 Adult 40+
4.0
NNM4.0M40_Bull_TCA
Southwest		 L NNM4.0M40_Post_EG
Southwest
Robert Craff (3.44) 6-4
7-6		 William Robertson (3.57)
Marc Roberts (3.87)
Match: 3.74 Rating: 3.67
10/25/2017 D1 Adult 40+
4.0
NNM4.0M40_Bull_TCA
Southwest		 L NNM4.0M40_Romero_Lobo
Southwest
Robert Craff (3.48) 6-2
5-7
1-0		 Andrew Scheim (3.20)
Tom Schneider (3.66)
Match: 3.44 Rating: 3.61
10/20/2017 D1 Adult 40+
4.0
NNM4.0M40_Bull_TCA
Southwest		 L NNM4.0M40_Kunzler_JC
Southwest
Walter Simpson (3.35) 6-3
6-1		 Hyeung-Sik Jason Min (3.60)
Joseph Varro (3.58)
Match: 3.47 Rating: 3.64
10/18/2017 D1 Adult 40+
4.0
NNM4.0M40_Bull_TCA
Southwest		 L NNM4.0M40_Felice_SV
Southwest
Lee Farris (3.38) 6-3
6-3		 peter apers (3.83)
Joe Wellborn (3.87)
Match: 3.79 Rating: 3.70
TCA Duke City Open
10/15/2017 RR Tournament
Combo MX8.0d
L
Anita Doornbos (3.69) 2-6
6-0
6-3		 Thomas Kratochvil (4.27)
Christy Tarleton (3.56)
Match: 3.74 Rating: -----
TCA Duke City Open
10/14/2017 Q Tournament
NM4.0d
L
Bill Lagattuta (3.79) 6-3
6-3		 Freddy Gordon (3.82)
Brian Renvall (3.75)
Match: 3.48 Rating: -----
TCA Duke City Open
10/13/2017 RR Tournament
Combo MX8.0d
W
Anita Doornbos (3.69) 6-3
7-5		 Jennifer Graham (3.01)
s shors (3.43)
Match: 3.30 Rating: -----
10/09/2017 D1 Adult 40+
4.0
NNM4.0M40_Bull_TCA
Southwest		 L NNM4.0M40_Rising_JC
Southwest
Walter Simpson (3.42) 6-2
3-6
1-0		 Steven Vargo (3.61)
Rick Beltramo (3.62)
Match: 3.70 Rating: 3.67
10/01/2017 D1 Adult 40+
4.0
NNM4.0M40_Bull_TCA
Southwest		 W NNM4.0M40_Lopez_SV
Southwest
Christopher Bull (3.52) 6-1
6-7
1-0		 Fred Sedillo (3.61)
Keith Kollarik (3.81)
Match: 3.90 Rating: 3.71
09/18/2017 D1 Adult 40+
4.0
NNM4.0M40_Bull_TCA
Southwest		 L SW/NNM/Wills
Southwest
s shors (3.50) 6-1
6-1		 Mark Friedman (3.93)
John Wills (3.75)
Match: 3.63 Rating: 3.63
09/07/2017 D1 Adult 40+
4.0
NNM4.0M40_Bull_TCA
Southwest		 L NNM4.0M40_Panthaki_HP
Southwest
Vinodh Perumal (3.69) 6-2
6-0		 Peter Korsan (3.86)
Brian Mikulec (3.96)
Match: 3.52 Rating: 3.63
05/06/2017 D2 Adult 18+
4.0
NNM4.0M18_Boersma_TCA
Southwest		 W NNM4.0M18_Post_EG
Southwest
Bill Lagattuta (3.72) 6-3
6-3		 Dave Merriman (3.48)
Paul Bardacke (3.72)
Match: 3.75 Rating: 3.68
04/26/2017 D1 Adult 18+
4.0
NNM4.0M18_Boersma_TCA
Southwest		 L NNM4.0M18_Panthaki_HP
Southwest
Bill Lagattuta (3.77) 6-1
7-5		 Peter Korsan (3.97)
Ty Martello (3.67)
Match: 3.56 Rating: 3.64
04/22/2017 D1 Adult 18+
4.0
NNM4.0M18_Boersma_TCA
Southwest		 L NNM4.0M18_Wannigman_STC
Southwest
Bill Lagattuta (3.64) 6-2
6-7
1-0		 Jeff Klingelhofer (4.04)
Jeff Scott (3.76)
Match: 3.81 Rating: 3.69
04/20/2017 D3 Adult 18+
4.0
NNM4.0M18_Boersma_TCA
Southwest		 W NNM4.0M18_Romero_SV
Southwest
Charles Maguire (3.45) 6-3
7-6		 Mark Carlisle (3.35)
Todd David (3.55)
Match: 3.65 Rating: 3.64
04/11/2017 D3 Adult 18+
4.0
NNM4.0M18_Boersma_TCA
Southwest		 W NNM4.0M18_Rising_JC
Southwest
Charles Maguire (3.37) 6-3
4-6
1-0		 Hal Byrd (3.53)
Brandon Nafus (3.63)
Match: 3.77 Rating: 3.67
04/02/2017 D1 Adult 18+
4.0
NNM4.0M18_Boersma_TCA
Southwest		 L NNM4.0M18_Post_EG
Southwest
Vinodh Perumal (3.81) 1-6
6-3
1-0		 Vahl Jackson (3.84)
Frederick Ellis (3.57)
Match: 3.63 Rating: 3.64
03/29/2017 D3 Adult 18+
4.0
NNM4.0M18_Boersma_TCA
Southwest		 L NNM4.0M18_Romero_SV
Southwest
Charles Maguire (3.45) 7-5
7-6		 Paul Pfeiff (3.24)
Leo Qualls (3.23)
Match: 3.30 Rating: 3.58
03/22/2017 D2 Adult 18+
4.0
NNM4.0M18_Boersma_TCA
Southwest		 L NNM4.0M18_Panthaki_HP
Southwest
Walter Simpson (3.28) 6-3
6-2		 Jess Schwartz (3.67)
Peter Korsan (3.97)
Match: 3.76 Rating: 3.71
03/14/2017 D1 Adult 18+
4.0
NNM4.0M18_Boersma_TCA
Southwest		 L NNM4.0M18_Rising_JC
Southwest
Bill Lagattuta (3.73) 6-2
6-4		 Sean Gaffney (3.94)
Daniel McClanahan (3.47)
Match: 3.48 Rating: 3.64
03/11/2017 D1 Adult 18+
4.0
NNM4.0M18_Boersma_TCA
Southwest		 L NNM4.0M18_Wannigman_STC
Southwest
Bill Lagattuta (3.81) 6-7
6-1
1-0		 Jeff Klingelhofer (3.96)
Ed Radtke (3.39)
Match: 3.51 Rating: 3.67
03/08/2017 D2 Adult 18+
4.0
NNM4.0M18_Boersma_TCA
Southwest		 L NNM4.0M18_Ontiveros_Lobo
Southwest
Benjamin Boersma (3.80) 6-2
6-4		 Brian Renvall (3.85)
Brian Mikulec (4.10)
Match: 3.75 Rating: 3.75
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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