Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2019) View Advanced Player Stats
Ernest Oon (Redondo Beach, CA)
Male 		4.5 C
12/31/2023
Estimated Dynamic Rating 4.3924
6/14/2024
Projected Year End Rating ------
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4.5 Rating Meter
Rating Meter
4.0001 - 4.5000
Recent Match History Current Rating History
2019 Overall Season
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 18+ 4.5 4 3 1 0 75.0 8 6 2 75.0 70 45 25 64.3 0
Adult 40+ 4.5 2 2 0 0 100.0 5 4 1 80.0 40 25 15 62.5 0
Adult Other 4.5 7 3 4 0 42.9 14 6 8 42.9 126 65 61 51.6 0
Mixed 18+ 8.0 2 1 1 0 50.0 4 2 2 50.0 37 18 19 48.6 0
Mixed 18+ 9.0 7 3 4 0 42.9 17 8 9 47.1 130 60 70 46.2 0
Mixed 40+ 8.0 1 1 0 0 100.0 3 2 1 66.7 21 13 8 61.9 0
Mixed 40+ 9.0 3 2 1 0 66.7 7 5 2 71.4 58 33 25 56.9 0
Tri-Level 18+ 4.5 2 1 1 0 50.0 6 3 3 50.0 44 21 23 47.7 0
Total 28 16 12 0 57.1 64 36 28 56.3 526 280 246 53.2 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
11/23/2019 Adult Other
4.5		 LIFE TIME FITNESS/GV
Intermountain		 D2 Gregory Byers
(3.93) 		Allen Morgan
(4.01)
David Morgan
(4.25) 		W 6-3
6-2		 4.50 4.26
11/16/2019 Adult Other
4.5		 LIFE TIME FITNESS/GV
Intermountain		 D2 Gregory Byers
(4.01) 		Kevin Barney
(4.06)
Ron Hofflander
(4.16) 		L 6-4
6-1		 3.99 4.18
11/02/2019 Adult Other
4.5		 LIFE TIME FITNESS/GV
Intermountain		 D1 Christopher Kaeser
(3.98) 		Jay Lavis
(4.06)
Brandon Hair
(4.23) 		W 6-4
6-0		 4.52 4.23
10/19/2019 Adult Other
4.5		 LIFE TIME FITNESS/GV
Intermountain		 D2 Paul Hollander
(4.30) 		Efren Nuno
(3.78)
Jeff Ng
(3.91) 		W 6-1
6-1		 4.14 4.14
10/12/2019 Adult Other
4.5		 LIFE TIME FITNESS/GV
Intermountain		 D2 Harlan Dowling
(4.02) 		Derek Hillman
(4.24)
Christopher Carron
(4.24) 		L 6-1
6-3		 4.02 4.12
09/28/2019 Mixed 40+
9.0
Sectionals		 BC-LLWS-WestEnd/JasonHanakeawe
So California		 D1 Renee Silk
(4.15) 		Scott Crabtree
(4.72)
Tory Hill
(3.68) 		L 4-6
6-2
1-0		 4.19 4.27
09/21/2019 Adult Other
4.5		 BC-WestEnd/Oshiro-Claar
So California		 D2 Daniel Margolis
(4.13) 		Marcus Lokier
(4.24)
Joseph Piccirillo
(4.09) 		L 6-4
7-6		 4.10 4.15
09/07/2019 Adult Other
4.5		 BC-WestEnd/Oshiro-Claar
So California		 D3 Will A Ross
(4.11) 		Anand Jethva
(4.25)
Julian Choi
(4.02) 		L 6-4
7-6		 4.08 4.15
08/30/2019 Tri-Level 18+
4.5		 RED ROCK CC #2
Intermountain		 D145 E Potamitis
(3.87) 		Pratheek Ravoori
(3.84)
Maximilian Foels
(4.47) 		L 4-6
6-3
1-0		 S 4.14
08/24/2019 Mixed 40+
9.0		 BC-LLWS-WestEnd/JasonHanakeawe
So California		 D2 Judy Schultz
(4.03) 		Mark Kresser
(4.17)
Kristine Klein
(4.00) 		W 7-6
6-3		 4.32 4.30
08/16/2019 Tri-Level 18+
4.5		 RED ROCK CC #2
Intermountain		 D145 Monty Lapica
(3.96) 		Adrian Selby
(4.12)
todd kuhnwald
(3.64) 		W 7-6
4-6
1-0		 4.01 4.14
08/10/2019 Mixed 40+
9.0		 BC-LLWS-WestEnd/JasonHanakeawe
So California		 D3 Renee Silk
(4.13) 		Juan Tueros
(4.07)
Michelle Dean
(4.11) 		W 6-2
6-3		 4.42 4.31
06/30/2019 Mixed 40+
8.0		 BC-WestEnd/KarenChan
So California		 D1 Kim Silvera
(3.39) 		Hemant Kathuria
(3.76)
Gail Schirm
(3.81) 		W 6-7
6-1
1-0		 4.35 4.29
06/08/2019 Adult 18+
4.5		 BC-WestEnd/Oshiro-Clarr
So California		 D2 Richard Hedrick
(4.34) 		Juan Tueros
(4.00)
Robert Cook
(4.16) 		W 6-0
6-2		 4.36 4.22
06/01/2019 Adult 18+
4.5		 BC-WestEnd/Oshiro-Clarr
So California		 D2 Keith Oshiro
(4.30) 		John Paul Jugo
(3.94)
Rudy Lara
(4.27) 		L 6-4
6-4		 3.96 4.13
05/11/2019 Adult 18+
4.5		 BC-WestEnd/Oshiro-Clarr
So California		 D2 Daniel Hying
(4.30) 		Mark Mihalco
(4.10)
Scott Nishimura
(4.34) 		W 7-5
6-3		 4.30 4.21
04/06/2019 Adult 18+
4.5		 BC-WestEnd/Oshiro-Clarr
So California		 D1 Daniel Hying
(4.34) 		Adi Hyttenberg
(3.94)
Rene Mexia
(4.06) 		W 6-3
6-0		 4.25 4.19
03/31/2019 Mixed 18+
9.0		 BC-AltaVista/JohnLee
So California		 D1 Jennifer Gilger
(4.29) 		Nicholas Doan
(4.33)
catherine knutson
(4.38) 		L 3-6
7-5
1-0		 4.35 4.27
03/30/2019 Mixed 18+
8.0		 BC-SouthEnd/KarenChan
So California		 D3 Karen Chan
(3.27) 		MINA OKAMOTO
(3.85)
Terrance Tang
(3.53) 		W 6-4
6-2		 4.39 4.27
03/23/2019 Mixed 18+
9.0		 BC-AltaVista/JohnLee
So California		 D2 Aki Eguchi
(3.85) 		catherine knutson
(4.43)
Nicholas Doan
(4.47) 		L 6-3
6-2		 4.37 4.27
03/17/2019 Mixed 18+
9.0		 BC-AltaVista/JohnLee
So California		 D2 Kaori Hirasawa
(4.05) 		Brad Hansen
(4.00)
Laura Marvin
(4.05) 		W 6-3
2-6
1-0		 4.12 4.21
03/16/2019 Mixed 18+
9.0		 BC-AltaVista/JohnLee
So California		 D2 Kaori Hirasawa
(4.09) 		Aimee Gallego-Cochran
(3.76)
David Bier
(4.74) 		L 4-6
6-0
1-0		 4.17 4.24
03/10/2019 Mixed 18+
9.0		 BC-AltaVista/JohnLee
So California		 D2 Aki Eguchi
(3.87) 		Victor Wu
(3.71)
Emily Wu
(4.46) 		W 7-5
6-4		 S 4.26
03/09/2019 Mixed 18+
9.0		 BC-AltaVista/JohnLee
So California		 D1 Aki Eguchi
(3.90) 		David Eiges
(4.90)
Ariel Lee
(3.93) 		L 6-3
6-1		 4.29 4.26
02/24/2019 Adult 40+
4.5		 BC-WestEnd/Claar-Oshiro
So California		 D2 Steve Derian
(4.02) 		David Curiel
(4.04)
David Gallenson
(3.87) 		W 6-3
6-7
1-0		 4.11 4.17
02/24/2019 Mixed 18+
8.0		 BC-SouthEnd/KarenChan
So California		 D1 carla morgan
(3.51) 		Rebecca Chavira
(3.94)
Arthur Wong
(3.91) 		L 7-5
6-1		 4.09 4.23
02/23/2019 Mixed 18+
9.0		 BC-AltaVista/JohnLee
So California		 D3 Aki Eguchi
(3.74) 		Brad Hansen
(4.09)
Laura Marvin
(4.16) 		W 6-2
6-4		 4.55 4.28
01/19/2019 Adult 40+
4.5		 BC-WestEnd/Claar-Oshiro
So California		 D2 Keith Oshiro
(4.25) 		Kris Vogt
(3.97)
Jason Tropp
(4.05) 		W 6-3
6-2		 4.22 4.19
11/23/2019 D2 Adult Other
4.5
LIFE TIME FITNESS/GV
Intermountain		 W SUMMERLIN ARBORS
Intermountain
Gregory Byers (3.93) 6-3
6-2		 Allen Morgan (4.01)
David Morgan (4.25)
Match: 4.50 Rating: 4.26
11/16/2019 D2 Adult Other
4.5
LIFE TIME FITNESS/GV
Intermountain		 L DTC
Intermountain
Gregory Byers (4.01) 6-4
6-1		 Kevin Barney (4.06)
Ron Hofflander (4.16)
Match: 3.99 Rating: 4.18
11/02/2019 D1 Adult Other
4.5
LIFE TIME FITNESS/GV
Intermountain		 W SUMMERLIN ARBORS
Intermountain
Christopher Kaeser (3.98) 6-4
6-0		 Jay Lavis (4.06)
Brandon Hair (4.23)
Match: 4.52 Rating: 4.23
10/19/2019 D2 Adult Other
4.5
LIFE TIME FITNESS/GV
Intermountain		 W DRAGONRIDGE CC
Intermountain
Paul Hollander (4.30) 6-1
6-1		 Efren Nuno (3.78)
Jeff Ng (3.91)
Match: 4.14 Rating: 4.14
10/12/2019 D2 Adult Other
4.5
LIFE TIME FITNESS/GV
Intermountain		 L SUMMERLIN ARBORS
Intermountain
Harlan Dowling (4.02) 6-1
6-3		 Derek Hillman (4.24)
Christopher Carron (4.24)
Match: 4.02 Rating: 4.12
09/28/2019 D1 Mixed 40+
9.0
Sectionals
BC-LLWS-WestEnd/JasonHanakeawe
So California		 L LLW SDNC 9.0 Carmel Valley/ Fitzgerald
So California
Renee Silk (4.15) 4-6
6-2
1-0		 Scott Crabtree (4.72)
Tory Hill (3.68)
Match: 4.19 Rating: 4.27
09/21/2019 D2 Adult Other
4.5
BC-WestEnd/Oshiro-Claar
So California		 L BC-Kramer/JoePiccirillo
So California
Daniel Margolis (4.13) 6-4
7-6		 Marcus Lokier (4.24)
Joseph Piccirillo (4.09)
Match: 4.10 Rating: 4.15
09/07/2019 D3 Adult Other
4.5
BC-WestEnd/Oshiro-Claar
So California		 L BC-Honda/BrianHiga
So California
Will A Ross (4.11) 6-4
7-6		 Anand Jethva (4.25)
Julian Choi (4.02)
Match: 4.08 Rating: 4.15
08/30/2019 D145 Tri-Level 18+
4.5
RED ROCK CC #2
Intermountain		 L RED ROCK CC #4
Intermountain
E Potamitis (3.87) 4-6
6-3
1-0		 Pratheek Ravoori (3.84)
Maximilian Foels (4.47)
Match: S Rating: 4.14
08/24/2019 D2 Mixed 40+
9.0
BC-LLWS-WestEnd/JasonHanakeawe
So California		 W BC-MCC/BuckitaLeff
So California
Judy Schultz (4.03) 7-6
6-3		 Mark Kresser (4.17)
Kristine Klein (4.00)
Match: 4.32 Rating: 4.30
08/16/2019 D145 Tri-Level 18+
4.5
RED ROCK CC #2
Intermountain		 W RED ROCK CC #1
Intermountain
Monty Lapica (3.96) 7-6
4-6
1-0		 Adrian Selby (4.12)
todd kuhnwald (3.64)
Match: 4.01 Rating: 4.14
08/10/2019 D3 Mixed 40+
9.0
BC-LLWS-WestEnd/JasonHanakeawe
So California		 W BC-DelAirePark/TienTrinh
So California
Renee Silk (4.13) 6-2
6-3		 Juan Tueros (4.07)
Michelle Dean (4.11)
Match: 4.42 Rating: 4.31
06/30/2019 D1 Mixed 40+
8.0
BC-WestEnd/KarenChan
So California		 W BC-AltaVista/MauriceKogan
So California
Kim Silvera (3.39) 6-7
6-1
1-0		 Hemant Kathuria (3.76)
Gail Schirm (3.81)
Match: 4.35 Rating: 4.29
06/08/2019 D2 Adult 18+
4.5
BC-WestEnd/Oshiro-Clarr
So California		 W BC-DelAire-TienTrinh
So California
Richard Hedrick (4.34) 6-0
6-2		 Juan Tueros (4.00)
Robert Cook (4.16)
Match: 4.36 Rating: 4.22
06/01/2019 D2 Adult 18+
4.5
BC-WestEnd/Oshiro-Clarr
So California		 L BC-Kramer/JoePiccirillo
So California
Keith Oshiro (4.30) 6-4
6-4		 John Paul Jugo (3.94)
Rudy Lara (4.27)
Match: 3.96 Rating: 4.13
05/11/2019 D2 Adult 18+
4.5
BC-WestEnd/Oshiro-Clarr
So California		 W BC-BJKT/RomeoPonteres
So California
Daniel Hying (4.30) 7-5
6-3		 Mark Mihalco (4.10)
Scott Nishimura (4.34)
Match: 4.30 Rating: 4.21
04/06/2019 D1 Adult 18+
4.5
BC-WestEnd/Oshiro-Clarr
So California		 W BC-WestEnd/JohnLee
So California
Daniel Hying (4.34) 6-3
6-0		 Adi Hyttenberg (3.94)
Rene Mexia (4.06)
Match: 4.25 Rating: 4.19
03/31/2019 D1 Mixed 18+
9.0
BC-AltaVista/JohnLee
So California		 L BC-ElSegundo/JarrodQuan
So California
Jennifer Gilger (4.29) 3-6
7-5
1-0		 Nicholas Doan (4.33)
catherine knutson (4.38)
Match: 4.35 Rating: 4.27
03/30/2019 D3 Mixed 18+
8.0
BC-SouthEnd/KarenChan
So California		 W BC-SBTC/TakTakeda
So California
Karen Chan (3.27) 6-4
6-2		 MINA OKAMOTO (3.85)
Terrance Tang (3.53)
Match: 4.39 Rating: 4.27
03/23/2019 D2 Mixed 18+
9.0
BC-AltaVista/JohnLee
So California		 L BC-ElSegundo/JarrodQuan
So California
Aki Eguchi (3.85) 6-3
6-2		 catherine knutson (4.43)
Nicholas Doan (4.47)
Match: 4.37 Rating: 4.27
03/17/2019 D2 Mixed 18+
9.0
BC-AltaVista/JohnLee
So California		 W BC-WestEnd/Sher-Hanakeawe
So California
Kaori Hirasawa (4.05) 6-3
2-6
1-0		 Brad Hansen (4.00)
Laura Marvin (4.05)
Match: 4.12 Rating: 4.21
03/16/2019 D2 Mixed 18+
9.0
BC-AltaVista/JohnLee
So California		 L BC-LLWS-MiraCosta/GallegoCochran
So California
Kaori Hirasawa (4.09) 4-6
6-0
1-0		 Aimee Gallego-Cochran (3.76)
David Bier (4.74)
Match: 4.17 Rating: 4.24
03/10/2019 D2 Mixed 18+
9.0
BC-AltaVista/JohnLee
So California		 W BC-DelAire/AdelineArjadCook
So California
Aki Eguchi (3.87) 7-5
6-4		 Victor Wu (3.71)
Emily Wu (4.46)
Match: S Rating: 4.26
03/09/2019 D1 Mixed 18+
9.0
BC-AltaVista/JohnLee
So California		 L BC-LLWS-MiraCosta/GallegoCochran
So California
Aki Eguchi (3.90) 6-3
6-1		 David Eiges (4.90)
Ariel Lee (3.93)
Match: 4.29 Rating: 4.26
02/24/2019 D2 Adult 40+
4.5
BC-WestEnd/Claar-Oshiro
So California		 W BC-WestEnd/RogerKodani
So California
Steve Derian (4.02) 6-3
6-7
1-0		 David Curiel (4.04)
David Gallenson (3.87)
Match: 4.11 Rating: 4.17
02/24/2019 D1 Mixed 18+
8.0
BC-SouthEnd/KarenChan
So California		 L BC-WestEnd/Dyes-Dean
So California
carla morgan (3.51) 7-5
6-1		 Rebecca Chavira (3.94)
Arthur Wong (3.91)
Match: 4.09 Rating: 4.23
02/23/2019 D3 Mixed 18+
9.0
BC-AltaVista/JohnLee
So California		 W BC-WestEnd/Sher-Hanakeawe
So California
Aki Eguchi (3.74) 6-2
6-4		 Brad Hansen (4.09)
Laura Marvin (4.16)
Match: 4.55 Rating: 4.28
01/19/2019 D2 Adult 40+
4.5
BC-WestEnd/Claar-Oshiro
So California		 W BC-BJKTC/RomeoPonteres
So California
Keith Oshiro (4.25) 6-3
6-2		 Kris Vogt (3.97)
Jason Tropp (4.05)
Match: 4.22 Rating: 4.19
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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