Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2018) View Advanced Player Stats
Robert Chang (Pomona, CA)
Male 		4.0 C
12/31/2023
Estimated Dynamic Rating 3.9607
6/23/2024
Projected Year End Rating ------
----------
4.0 Rating Meter
Rating Meter
3.5001 - 4.0000
Recent Match History Current Rating History
2018 Overall Season
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 18+ 3.5 12 9 3 0 75.0 26 18 8 69.2 205 123 82 60.0 0
Adult 40+ 3.5 10 9 1 0 90.0 21 18 3 85.7 171 110 61 64.3 1
Adult Other 3.5 5 5 0 0 100.0 12 10 2 83.3 88 61 27 69.3 1
Total 27 23 4 0 85.2 59 46 13 78.0 464 294 170 63.4 2
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
12/22/2018 Adult Other
3.5		 SGV-LLWNA/P-Underdogs-Aces-Chinna Ponnaganti-Diamond Bar HS
So California		 D1 chandrasekar chinnathambi
(-----) 		Default W 6-0
6-0		 ----- -----
12/16/2018 Adult Other
3.5		 SGV-LLWNA/P-Underdogs-Aces-Chinna Ponnaganti-Diamond Bar HS
So California		 D3 Tom Le
(3.58) 		Vance Lanoy
(2.95)
Edmund Yue
(3.03) 		W 6-1
6-1		 3.33 3.33
12/02/2018 Adult Other
3.5		 SGV-LLWNA/P-Underdogs-Aces-Chinna Ponnaganti-Diamond Bar HS
So California		 D3 Tom Le
(3.55) 		Michael Watts
(3.31)
Richard Garcia
(3.05) 		W 6-3
6-2		 3.32 3.33
10/13/2018 Adult 18+
3.5
Nationals		 SGV N1 -Underdog Aces-Ponnaganti-DBHS
So California		 S1 Colby West
(3.71) 		L 6-2
6-0		 3.32 3.41
10/12/2018 Adult 18+
3.5
Nationals		 SGV N1 -Underdog Aces-Ponnaganti-DBHS
So California		 D3 Ranga Paimla
(3.32) 		Howard Genderson
(3.24)
Geoffrey Jacobson
(3.42) 		L 6-4
6-4		 3.29 3.42
10/12/2018 Adult 18+
3.5
Nationals		 SGV N1 -Underdog Aces-Ponnaganti-DBHS
So California		 D2 Ranga Paimla
(3.37) 		Adam Larocque
(3.02)
Rob Lynch
(3.15) 		W 6-4
6-2		 3.33 3.44
09/30/2018 Adult Other
3.5		 SGV-LLWNA/P-Underdogs-Aces-Chinna Ponnaganti-Diamond Bar HS
So California		 D3 Benjamin Wang
(3.17) 		Clement Chan
(3.01)
Kenneth Chow
(3.29) 		W 5-7
6-0
1-0		 3.45 3.46
09/16/2018 Adult Other
3.5		 SGV-LLWNA/P-Underdogs-Aces-Chinna Ponnaganti-Diamond Bar HS
So California		 D3 Ranga Paimla
(3.38) 		Sean HANISH
(3.16)
Sean Carroll
(3.09) 		W 6-1
6-2		 3.53 3.48
08/11/2018 Adult 18+
3.5
Sectionals		 SGV N1 -Underdog Aces-Ponnaganti-DBHS
So California		 D3 Ranga Paimla
(3.29) 		Mark Warren
(3.17)
Eddie Espinoza
(3.51) 		W 6-3
6-2		 3.64 3.51
08/11/2018 Adult 18+
3.5
Sectionals		 SGV N1 -Underdog Aces-Ponnaganti-DBHS
So California		 S2 Jonas Jan Mercado
(3.39) 		L 6-3
6-3		 3.20 3.42
07/29/2018 Adult 18+
3.5
Districts		 SGV N1 -Underdog Aces-Ponnaganti-DBHS
So California		 S2 vincent moreno
(3.36) 		W 4-6
7-6
1-0		 3.36 3.46
07/29/2018 Adult 18+
3.5
Districts		 SGV N1 -Underdog Aces-Ponnaganti-DBHS
So California		 S1 Cody Dixon
(3.33) 		W 6-1
6-3		 3.62 3.51
07/08/2018 Adult 18+
3.5		 SGV N1 -Underdog Aces-Ponnaganti-DBHS
So California		 D1 Ranga Paimla
(3.31) 		Kenneth Chow
(3.31)
Louis Lin
(3.11) 		W 6-3
6-0		 3.62 3.51
06/30/2018 Adult 18+
3.5		 SGV N1 -Underdog Aces-Ponnaganti-DBHS
So California		 S1 Venkatesan Govindarajan
(2.60) 		W 6-0
6-1		 3.44 3.47
06/24/2018 Adult 18+
3.5		 SGV N1 -Underdog Aces-Ponnaganti-DBHS
So California		 S1 Jehhal Liu
(3.00) 		W 6-2
6-3		 3.32 3.44
06/10/2018 Adult 40+
3.5
Sectionals		 SGV N1 Underdogs Aces - Chinna Ponnaganti/Tony Wong
So California		 D2 Joseph Shen
(3.46) 		Hector Portillo
(3.29)
Terry Throop
(3.48) 		W 6-3
6-4		 3.55 3.50
06/10/2018 Adult 40+
3.5
Sectionals		 SGV N1 Underdogs Aces - Chinna Ponnaganti/Tony Wong
So California		 S2 David Liu
(3.56) 		L 4-6
6-3
1-0		 3.50 3.49
06/03/2018 Adult 18+
3.5		 SGV N1 -Underdog Aces-Ponnaganti-DBHS
So California		 D2 Tony Wong
(3.29) 		Alan Davidner
(2.95)
Kenneth Carney
(2.98) 		W 6-1
4-6
1-0		 3.22 3.44
05/19/2018 Adult 18+
3.5		 SGV N1 -Underdog Aces-Ponnaganti-DBHS
So California		 S2 Luiz Payne
(3.30) 		W 6-2
6-1		 3.64 3.52
04/28/2018 Adult 40+
3.5
Districts		 SGV N1 Underdogs Aces - Chinna Ponnaganti/Tony Wong
So California		 S2 Humberto Gatica
(3.29) 		W 6-2
6-2		 3.58 3.49
04/28/2018 Adult 40+
3.5
Districts		 SGV N1 Underdogs Aces - Chinna Ponnaganti/Tony Wong
So California		 S1 Gustavus Bernal
(3.46) 		W 6-4
6-0		 3.75 3.51
04/08/2018 Adult 40+
3.5
Flight		 SGV N1 Underdogs Aces - Chinna Ponnaganti/Tony Wong
So California		 S2 Alvin Zahar
(3.34) 		W 6-3
6-3		 3.53 3.46
03/18/2018 Adult 40+
3.5		 SGV N1 Underdogs Aces - Chinna Ponnaganti/Tony Wong
So California		 D1 Ranga Paimla
(3.37) 		John DiBenedetto
(3.44)
Duc Nguyen
(3.12) 		W 7-5
7-6		 3.37 3.42
03/04/2018 Adult 40+
3.5		 SGV N1 Underdogs Aces - Chinna Ponnaganti/Tony Wong
So California		 S1 Default W 6-0
6-0		 ----- -----
02/25/2018 Adult 40+
3.5		 SGV N1 Underdogs Aces - Chinna Ponnaganti/Tony Wong
So California		 S1 JR Martinez
(2.96) 		W 6-1
6-1		 3.45 3.42
02/24/2018 Adult 40+
3.5		 SGV N1 Underdogs Aces - Chinna Ponnaganti/Tony Wong
So California		 S1 John Bragg
(-----) 		W 5-0 ----- -----
02/11/2018 Adult 40+
3.5		 SGV N1 Underdogs Aces - Chinna Ponnaganti/Tony Wong
So California		 S1 Francisco Rubio
(3.42) 		W 6-4
6-1		 3.66 3.45
02/04/2018 Adult 40+
3.5		 SGV N1 Underdogs Aces - Chinna Ponnaganti/Tony Wong
So California		 S1 Steven Taw
(3.59) 		W 2-6
7-5
1-0		 3.56 3.41
01/07/2018 Adult Other
3.5
Districts		 SGV-LLLWN/P(Wildcard)- Underdogs-Juniors-Sanjaye Elayatta/Ch
So California		 D3 Sunil Gadiraju
(3.49) 		Minh Le
(3.51)
Peter Sher
(3.07) 		W 6-7
6-3
1-0		 3.31 3.38
12/22/2018 D1 Adult Other
3.5
SGV-LLWNA/P-Underdogs-Aces-Chinna Ponnaganti-Diamond Bar HS
So California		 W SGV TCC-EP/SU8see notes
So California
chandrasekar chinnathambi (-----) 6-0
6-0		 Default
Match: ----- Rating: -----
12/16/2018 D3 Adult Other
3.5
SGV-LLWNA/P-Underdogs-Aces-Chinna Ponnaganti-Diamond Bar HS
So California		 W SGV Dare Doubles-Jason Cheng.SF
So California
Tom Le (3.58) 6-1
6-1		 Vance Lanoy (2.95)
Edmund Yue (3.03)
Match: 3.33 Rating: 3.33
12/02/2018 D3 Adult Other
3.5
SGV-LLWNA/P-Underdogs-Aces-Chinna Ponnaganti-Diamond Bar HS
So California		 W SGV Claremont Crickets-DS/Su10
So California
Tom Le (3.55) 6-3
6-2		 Michael Watts (3.31)
Richard Garcia (3.05)
Match: 3.32 Rating: 3.33
10/13/2018 S1 Adult 18+
3.5
Nationals
SGV N1 -Underdog Aces-Ponnaganti-DBHS
So California		 L USTA Atlanta/Bobby Dubay
Southern
6-2
6-0		 Colby West (3.71)
Match: 3.32 Rating: 3.41
10/12/2018 D3 Adult 18+
3.5
Nationals
SGV N1 -Underdog Aces-Ponnaganti-DBHS
So California		 L Westfield
Middle States
Ranga Paimla (3.32) 6-4
6-4		 Howard Genderson (3.24)
Geoffrey Jacobson (3.42)
Match: 3.29 Rating: 3.42
10/12/2018 D2 Adult 18+
3.5
Nationals
SGV N1 -Underdog Aces-Ponnaganti-DBHS
So California		 W RP: Green/Bucknam
New England
Ranga Paimla (3.37) 6-4
6-2		 Adam Larocque (3.02)
Rob Lynch (3.15)
Match: 3.33 Rating: 3.44
09/30/2018 D3 Adult Other
3.5
SGV-LLWNA/P-Underdogs-Aces-Chinna Ponnaganti-Diamond Bar HS
So California		 W SGV Underdogs- Ad-In-CP.MR/SU8
So California
Benjamin Wang (3.17) 5-7
6-0
1-0		 Clement Chan (3.01)
Kenneth Chow (3.29)
Match: 3.45 Rating: 3.46
09/16/2018 D3 Adult Other
3.5
SGV-LLWNA/P-Underdogs-Aces-Chinna Ponnaganti-Diamond Bar HS
So California		 W SGV Spin Doctors-SH/SA230BYE9/22-23
So California
Ranga Paimla (3.38) 6-1
6-2		 Sean HANISH (3.16)
Sean Carroll (3.09)
Match: 3.53 Rating: 3.48
08/11/2018 D3 Adult 18+
3.5
Sectionals
SGV N1 -Underdog Aces-Ponnaganti-DBHS
So California		 W SDNC S2 Kit Carson Park/ Warren
So California
Ranga Paimla (3.29) 6-3
6-2		 Mark Warren (3.17)
Eddie Espinoza (3.51)
Match: 3.64 Rating: 3.51
08/11/2018 S2 Adult 18+
3.5
Sectionals
SGV N1 -Underdog Aces-Ponnaganti-DBHS
So California		 L OC S1 All In Elite Cerritos TC - Tuppal
So California
6-3
6-3		 Jonas Jan Mercado (3.39)
Match: 3.20 Rating: 3.42
07/29/2018 S2 Adult 18+
3.5
Districts
SGV N1 -Underdog Aces-Ponnaganti-DBHS
So California		 W LLWNAP - Bake - Bye
So California
4-6
7-6
1-0		 vincent moreno (3.36)
Match: 3.36 Rating: 3.46
07/29/2018 S1 Adult 18+
3.5
Districts
SGV N1 -Underdog Aces-Ponnaganti-DBHS
So California		 W LA - LLWNAP-Ace Dragon-Cheviot-Dixon
So California
6-1
6-3		 Cody Dixon (3.33)
Match: 3.62 Rating: 3.51
07/08/2018 D1 Adult 18+
3.5
SGV N1 -Underdog Aces-Ponnaganti-DBHS
So California		 W SGV Underdogs-Dueces
So California
Ranga Paimla (3.31) 6-3
6-0		 Kenneth Chow (3.31)
Louis Lin (3.11)
Match: 3.62 Rating: 3.51
06/30/2018 S1 Adult 18+
3.5
SGV N1 -Underdog Aces-Ponnaganti-DBHS
So California		 W SGV Top Spinners-RK.VK/SA10
So California
6-0
6-1		 Venkatesan Govindarajan (2.60)
Match: 3.44 Rating: 3.47
06/24/2018 S1 Adult 18+
3.5
SGV N1 -Underdog Aces-Ponnaganti-DBHS
So California		 W SGV Smoking Aces-BH/Sa830NoHM4.21&6/23
So California
6-2
6-3		 Jehhal Liu (3.00)
Match: 3.32 Rating: 3.44
06/10/2018 D2 Adult 40+
3.5
Sectionals
SGV N1 Underdogs Aces - Chinna Ponnaganti/Tony Wong
So California		 W SDNC S2 Kit Carson/ Warren
So California
Joseph Shen (3.46) 6-3
6-4		 Hector Portillo (3.29)
Terry Throop (3.48)
Match: 3.55 Rating: 3.50
06/10/2018 S2 Adult 40+
3.5
Sectionals
SGV N1 Underdogs Aces - Chinna Ponnaganti/Tony Wong
So California		 L IE S1 Heritage Park -Mike Vo
So California
4-6
6-3
1-0		 David Liu (3.56)
Match: 3.50 Rating: 3.49
06/03/2018 D2 Adult 18+
3.5
SGV N1 -Underdog Aces-Ponnaganti-DBHS
So California		 W SGV TCC Men's 3.5 18+-MF.EP/Su8 See notes
So California
Tony Wong (3.29) 6-1
4-6
1-0		 Alan Davidner (2.95)
Kenneth Carney (2.98)
Match: 3.22 Rating: 3.44
05/19/2018 S2 Adult 18+
3.5
SGV N1 -Underdog Aces-Ponnaganti-DBHS
So California		 W SGV N2-Racketeers-Ramirez-Whittier Narrows TC
So California
6-2
6-1		 Luiz Payne (3.30)
Match: 3.64 Rating: 3.52
04/28/2018 S2 Adult 40+
3.5
Districts
SGV N1 Underdogs Aces - Chinna Ponnaganti/Tony Wong
So California		 W LA - LLWNAP - LATC - John Bauman
So California
6-2
6-2		 Humberto Gatica (3.29)
Match: 3.58 Rating: 3.49
04/28/2018 S1 Adult 40+
3.5
Districts
SGV N1 Underdogs Aces - Chinna Ponnaganti/Tony Wong
So California		 W V - LLWNAP - Spanish Hills Conquistadors
So California
6-4
6-0		 Gustavus Bernal (3.46)
Match: 3.75 Rating: 3.51
04/08/2018 S2 Adult 40+
3.5
Flight
SGV N1 Underdogs Aces - Chinna Ponnaganti/Tony Wong
So California		 W SGV Racketeers-JR/Su830
So California
6-3
6-3		 Alvin Zahar (3.34)
Match: 3.53 Rating: 3.46
03/18/2018 D1 Adult 40+
3.5
SGV N1 Underdogs Aces - Chinna Ponnaganti/Tony Wong
So California		 W SGV TCC-EP/Su2See notes
So California
Ranga Paimla (3.37) 7-5
7-6		 John DiBenedetto (3.44)
Duc Nguyen (3.12)
Match: 3.37 Rating: 3.42
03/04/2018 S1 Adult 40+
3.5
SGV N1 Underdogs Aces - Chinna Ponnaganti/Tony Wong
So California		 W SGV FC Pacers-DN.MG/Su12BYEapril7
So California
6-0
6-0		 Default
Match: ----- Rating: -----
02/25/2018 S1 Adult 40+
3.5
SGV N1 Underdogs Aces - Chinna Ponnaganti/Tony Wong
So California		 W SGV Space Cadets-EW.AJ/Sa830See notes
So California
6-1
6-1		 JR Martinez (2.96)
Match: 3.45 Rating: 3.42
02/24/2018 S1 Adult 40+
3.5
SGV N1 Underdogs Aces - Chinna Ponnaganti/Tony Wong
So California		 W SGV Dare Doubles- SH/Su330
So California
5-0 John Bragg (-----)
Match: ----- Rating: -----
02/11/2018 S1 Adult 40+
3.5
SGV N1 Underdogs Aces - Chinna Ponnaganti/Tony Wong
So California		 W SGV TCC-EP/Su2See notes
So California
6-4
6-1		 Francisco Rubio (3.42)
Match: 3.66 Rating: 3.45
02/04/2018 S1 Adult 40+
3.5
SGV N1 Underdogs Aces - Chinna Ponnaganti/Tony Wong
So California		 W SGV FC Pacers-DN.MG/Su12BYEapril7
So California
2-6
7-5
1-0		 Steven Taw (3.59)
Match: 3.56 Rating: 3.41
01/07/2018 D3 Adult Other
3.5
Districts
SGV-LLLWN/P(Wildcard)- Underdogs-Juniors-Sanjaye Elayatta/Ch
So California		 W SFV- N2 Gladiators Dan Meyers Balboa Tennis Center
So California
Sunil Gadiraju (3.49) 6-7
6-3
1-0		 Minh Le (3.51)
Peter Sher (3.07)
Match: 3.31 Rating: 3.38
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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