Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2023) View Advanced Player Stats
Robert Grenzer (Portland, OR)
Male 		2.5 C
12/31/2023
Estimated Dynamic Rating 2.4145
3/6/2025
Projected Year End Rating ------
----------
2.5 Rating Meter
Rating Meter
2.0001 - 2.5000
Recent Match History Current Rating History
2023 Overall Rating Season
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 18+ 3.0 4 1 3 0 25.0 9 3 6 33.3 65 28 37 43.1 0
Adult 40+ 2.5 3 2 1 0 66.7 7 5 2 71.4 47 31 16 66.0 0
Adult 55+ 6.0 3 0 3 0 0.0 6 0 6 0.0 43 7 36 16.3 0
Flex Format 0.0 6 1 5 0 16.7 15 4 11 26.7 101 37 64 36.6 0
Mixed Other 6.0 3 1 2 0 33.3 6 2 4 33.3 52 23 29 44.2 0
Total 19 5 14 0 26.3 43 14 29 32.6 308 126 182 40.9 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
10/04/2023 Tournament
CM6.0d		 The 40th Annual Carolyn Lumber Tennis Championships 2023 (Irvington Members & Wait List only) Q Erik Huget
(-----) 		William Seidl
(2.82)
Joel Greenblum
(2.74) 		L 6-2
6-1		 S -----
10/02/2023 Tournament
CM6.0d		 The 40th Annual Carolyn Lumber Tennis Championships 2023 (Irvington Members & Wait List only) 16 Erik Huget
(-----) 		Jon Lavietes
(2.10)
Michael Rounds
(1.74) 		W 6-3
6-4		 S -----
09/23/2023 Adult 55+
6.0		 IRV-Seidl
Pacific NW		 D2 Bryan LaMontagne
(2.48) 		Alex Delarosa
(2.87)
Scott Dickinson
(2.81) 		L 6-2
6-1		 2.46 2.44
09/17/2023 Adult 55+
6.0		 IRV-Seidl
Pacific NW		 D3 Curt Salada
(2.04) 		Fred Buller
(2.33)
Fenn Bourland
(3.13) 		L 6-0
6-1		 2.42 2.42
09/10/2023 Adult 55+
6.0		 IRV-Seidl
Pacific NW		 D3 Curt Salada
(2.04) 		Marcelo Diversi
(-----)
Richard Nobleman
(2.67) 		L 6-3
6-0		 S 2.42
08/25/2023 Flex Format PTC-Quinn
Pacific NW		 D2 Chip Rosenfeld
(-----) 		Pedro Vila
(-----)
Bob Nichols
(-----) 		L 6-4
2-6
1-0		 S -----
08/04/2023 Flex Format PTC-Quinn
Pacific NW		 D2 TOM HULL
(-----) 		Steven Garlock
(3.33)
James North
(2.64) 		L 6-0
6-0		 S -----
07/31/2023 Flex Format PTC-Quinn
Pacific NW		 D2 Mark Darienzo
(2.49) 		Steve Thunstedt
(3.21)
Douglas Walker
(3.20) 		L 6-1
6-0		 2.41 -----
07/20/2023 Flex Format PTC-Quinn
Pacific NW		 D3 TOM HULL
(-----) 		James North
(2.64)
Jack Wilborn
(-----) 		W 6-2
2-6
1-0		 S -----
07/14/2023 Flex Format PTC-Quinn
Pacific NW		 D2 Michael Stone
(-----) 		Pete Crystal
(-----)
Douglas Walker
(3.20) 		L 6-2
6-4		 S -----
06/17/2023 Adult 40+
2.5		 IRV-Rounds/Lavietes
Pacific NW		 D1 Jason Bolt
(2.42) 		Edwin Quick
(2.46)
Kenneth Powers
(2.05) 		W 6-2
6-4		 S 2.42
06/14/2023 Flex Format PTC-Quinn
Pacific NW		 D3 TOM HULL
(-----) 		Bill Dade
(-----)
Jim Wellwood
(-----) 		L 7-5
3-6
1-0		 S -----
05/21/2023 Mixed Other
6.0		 IRV-Townsend
Pacific NW		 D3 Sima Desai
(2.52) 		Jacqueline Babb Milligan
(2.30)
Masafumi Inoue
(3.06) 		L 6-2
6-4		 2.41 2.39
05/13/2023 Adult 40+
2.5		 IRV-Rounds/Lavietes
Pacific NW		 D1 Jason Bolt
(2.42) 		Lonnie Dawkins
(-----)
Ryan Smith
(2.76) 		W 6-0
6-0		 S 2.42
05/06/2023 Mixed Other
6.0		 IRV-Townsend
Pacific NW		 D3 Sima Desai
(2.51) 		Sheila Schmidt
(2.97)
Jonathan Guinn
(2.50) 		L 6-4
6-1		 2.40 2.37
04/29/2023 Adult 40+
2.5		 IRV-Rounds/Lavietes
Pacific NW		 D1 Louis Fontenot Jr
(-----) 		Edwin Quick
(-----)
Dan Shue
(-----) 		L 6-1
3-6
1-0		 S 2.42
04/01/2023 Adult 18+
3.0
Flight		 N OR-IRV-Martinez
Pacific NW		 D1 Lech Kaiel
(2.82) 		Tony Hitter
(3.06)
Wes Milligan
(2.97) 		L 6-0
6-0		 2.36 2.42
04/01/2023 Mixed Other
6.0		 IRV-Townsend
Pacific NW		 D3 Sima Desai
(2.51) 		Mitch Brock
(-----)
Karoline Brock
(-----) 		W 6-3
6-2		 S 2.34
03/18/2023 Adult 18+
3.0		 N OR-IRV-Martinez
Pacific NW		 D3 Tate Kuerbis
(2.63) 		Surendranadh Movva
(2.44)
Bhaskara Bandi
(2.63) 		W 6-1
6-2		 2.73 2.48
03/11/2023 Adult 18+
3.0		 N OR-IRV-Martinez
Pacific NW		 D3 Craig Beard
(2.51) 		Mark Hopkins
(2.64)
Morris Crump
(2.32) 		L 3-6
6-3
1-0		 2.36 2.35
01/15/2023 Adult 18+
3.0		 N OR-IRV-Martinez
Pacific NW		 D3 Bryan Potter
(2.55) 		Deon Logan
(-----)
Richard Nobleman
(2.68) 		L 6-4
6-3		 S 2.34
The 40th Annual Carolyn Lumber Tennis Championships 2023 (Irvington Members & Wait List only)
10/04/2023 Q Tournament
CM6.0d
L
Erik Huget (-----) 6-2
6-1		 William Seidl (2.82)
Joel Greenblum (2.74)
Match: S Rating: -----
The 40th Annual Carolyn Lumber Tennis Championships 2023 (Irvington Members & Wait List only)
10/02/2023 16 Tournament
CM6.0d
W
Erik Huget (-----) 6-3
6-4		 Jon Lavietes (2.10)
Michael Rounds (1.74)
Match: S Rating: -----
09/23/2023 D2 Adult 55+
6.0
IRV-Seidl
Pacific NW		 L N OR-WHRC-Grant
Pacific NW
Bryan LaMontagne (2.48) 6-2
6-1		 Alex Delarosa (2.87)
Scott Dickinson (2.81)
Match: 2.46 Rating: 2.44
09/17/2023 D3 Adult 55+
6.0
IRV-Seidl
Pacific NW		 L N OR-THPRD-Stevenson
Pacific NW
Curt Salada (2.04) 6-0
6-1		 Fred Buller (2.33)
Fenn Bourland (3.13)
Match: 2.42 Rating: 2.42
09/10/2023 D3 Adult 55+
6.0
IRV-Seidl
Pacific NW		 L N OR-VTC-Archedon
Pacific NW
Curt Salada (2.04) 6-3
6-0		 Marcelo Diversi (-----)
Richard Nobleman (2.67)
Match: S Rating: 2.42
08/25/2023 D2 Flex Format
PTC-Quinn
Pacific NW		 L CHARB-Ryan
Pacific NW
Chip Rosenfeld (-----) 6-4
2-6
1-0		 Pedro Vila (-----)
Bob Nichols (-----)
Match: S Rating: -----
08/04/2023 D2 Flex Format
PTC-Quinn
Pacific NW		 L SHC-Butrick
Pacific NW
TOM HULL (-----) 6-0
6-0		 Steven Garlock (3.33)
James North (2.64)
Match: S Rating: -----
07/31/2023 D2 Flex Format
PTC-Quinn
Pacific NW		 L CGM-Reed/Logan
Pacific NW
Mark Darienzo (2.49) 6-1
6-0		 Steve Thunstedt (3.21)
Douglas Walker (3.20)
Match: 2.41 Rating: -----
07/20/2023 D3 Flex Format
PTC-Quinn
Pacific NW		 W SHC-Butrick
Pacific NW
TOM HULL (-----) 6-2
2-6
1-0		 James North (2.64)
Jack Wilborn (-----)
Match: S Rating: -----
07/14/2023 D2 Flex Format
PTC-Quinn
Pacific NW		 L CGM-Reed/Logan
Pacific NW
Michael Stone (-----) 6-2
6-4		 Pete Crystal (-----)
Douglas Walker (3.20)
Match: S Rating: -----
06/17/2023 D1 Adult 40+
2.5
IRV-Rounds/Lavietes
Pacific NW		 W N OR-VTC-Shue
Pacific NW
Jason Bolt (2.42) 6-2
6-4		 Edwin Quick (2.46)
Kenneth Powers (2.05)
Match: S Rating: 2.42
06/14/2023 D3 Flex Format
PTC-Quinn
Pacific NW		 L VTC-Van Nostran
Pacific NW
TOM HULL (-----) 7-5
3-6
1-0		 Bill Dade (-----)
Jim Wellwood (-----)
Match: S Rating: -----
05/21/2023 D3 Mixed Other
6.0
IRV-Townsend
Pacific NW		 L THPRD-Bennett/Bennett
Pacific NW
Sima Desai (2.52) 6-2
6-4		 Jacqueline Babb Milligan (2.30)
Masafumi Inoue (3.06)
Match: 2.41 Rating: 2.39
05/13/2023 D1 Adult 40+
2.5
IRV-Rounds/Lavietes
Pacific NW		 W N OR-MV-Harlan
Pacific NW
Jason Bolt (2.42) 6-0
6-0		 Lonnie Dawkins (-----)
Ryan Smith (2.76)
Match: S Rating: 2.42
05/06/2023 D3 Mixed Other
6.0
IRV-Townsend
Pacific NW		 L WHRC-Webb
Pacific NW
Sima Desai (2.51) 6-4
6-1		 Sheila Schmidt (2.97)
Jonathan Guinn (2.50)
Match: 2.40 Rating: 2.37
04/29/2023 D1 Adult 40+
2.5
IRV-Rounds/Lavietes
Pacific NW		 L N OR-VTC-Shue
Pacific NW
Louis Fontenot Jr (-----) 6-1
3-6
1-0		 Edwin Quick (-----)
Dan Shue (-----)
Match: S Rating: 2.42
04/01/2023 D1 Adult 18+
3.0
Flight
N OR-IRV-Martinez
Pacific NW		 L N OR-LOTC-Lumetta
Pacific NW
Lech Kaiel (2.82) 6-0
6-0		 Tony Hitter (3.06)
Wes Milligan (2.97)
Match: 2.36 Rating: 2.42
04/01/2023 D3 Mixed Other
6.0
IRV-Townsend
Pacific NW		 W SHC-Timberlake
Pacific NW
Sima Desai (2.51) 6-3
6-2		 Mitch Brock (-----)
Karoline Brock (-----)
Match: S Rating: 2.34
03/18/2023 D3 Adult 18+
3.0
N OR-IRV-Martinez
Pacific NW		 W SAC-Harrison
Pacific NW
Tate Kuerbis (2.63) 6-1
6-2		 Surendranadh Movva (2.44)
Bhaskara Bandi (2.63)
Match: 2.73 Rating: 2.48
03/11/2023 D3 Adult 18+
3.0
N OR-IRV-Martinez
Pacific NW		 L CRRC-Logan/Byrd
Pacific NW
Craig Beard (2.51) 3-6
6-3
1-0		 Mark Hopkins (2.64)
Morris Crump (2.32)
Match: 2.36 Rating: 2.35
01/15/2023 D3 Adult 18+
3.0
N OR-IRV-Martinez
Pacific NW		 L CRRC-Logan/Byrd
Pacific NW
Bryan Potter (2.55) 6-4
6-3		 Deon Logan (-----)
Richard Nobleman (2.68)
Match: S Rating: 2.34
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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