Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2021) View Advanced Player Stats
Ian Katz (New York, NY)
Male 		4.5 C
12/31/2023
Estimated Dynamic Rating 4.4021
5/15/2024
Projected Year End Rating ------
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4.5 Rating Meter
Rating Meter
4.0001 - 4.5000
Recent Match History Current Rating History
2021 Overall Season
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 18+ 4.5 6 2 3 1 41.7 12 5 7 41.7 107 52 55 48.6 0
Adult 40+ 4.5 8 5 2 1 68.8 19 11 8 57.9 149 81 68 54.4 0
Mixed 18+ 9.0 2 0 2 0 0.0 4 0 4 0.0 32 8 24 25.0 0
Mixed 40+ 9.0 9 7 2 0 77.8 21 14 7 66.7 167 94 73 56.3 0
Total 25 14 9 2 60.0 56 30 26 53.6 455 235 220 51.6 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
08/29/2021 Adult 40+
4.5
Sectionals		 Metro: Lehman/Grenert
Eastern		 D1 Alex Zilberman
(4.34) 		Fabrizio Rotati
(4.32)
Vladimir Koch
(4.17) 		W 6-7
6-1
1-0		 4.34 4.24
08/21/2021 Adult 40+
4.5
Sectionals		 Metro: Lehman/Grenert
Eastern		 D2 Robert Moynihan
(4.26) 		David Clay
(4.26)
Vincent Miller
(3.95) 		W 6-1
6-1		 4.45 4.27
08/21/2021 Adult 40+
4.5
Sectionals		 Metro: Lehman/Grenert
Eastern		 D2 Robert Moynihan
(4.30) 		Eric Chaffer
(4.38)
Joseph Perri
(4.16) 		L 7-5
6-1		 3.99 4.18
06/29/2021 Adult 18+
4.5		 Yu/Lehman
Eastern		 D1 Richard Lei
(4.14) 		Damian Zunino
(3.73)
Adam Jaskowski
(4.06) 		W 6-2
6-3		 S 4.18
06/21/2021 Adult 18+
4.5		 Yu/Lehman
Eastern		 D1 Alex Zilberman
(4.30) 		Nikola Ristic
(4.33)
Brian Untch
(4.32) 		L 6-1
6-1		 3.92 4.18
06/13/2021 Mixed 40+
9.0
Sectionals		 NJD/Take it Easy
Middle States		 D3 Serena-G Xu
(4.14) 		Julie Dodd
(4.20)
Tom Brink
(4.32) 		L 6-2
6-1		 4.03 4.25
06/12/2021 Mixed 40+
9.0
Sectionals		 NJD/Take it Easy
Middle States		 D3 Serena-G Xu
(4.12) 		Lloyd Pearson
(4.07)
Kumhui feindler
(4.15) 		W 6-3
6-4		 4.35 4.35
05/20/2021 Adult 18+
4.5		 Yu/Lehman
Eastern		 D2 Cameron Iraj
(4.18) 		Yassine Azagar
(4.29)
Brian Untch
(4.29) 		L 6-4
7-6		 4.28 4.27
05/13/2021 Mixed 18+
9.0		 Team Conroy
Eastern		 D2 Serena-G Xu
(4.18) 		Michael Huh
(4.05)
Courtney Provan
(4.63) 		L 6-3
6-0		 4.08 4.31
05/06/2021 Adult 18+
4.5		 Yu/Lehman
Eastern		 D1 Alex Zilberman
(4.30) 		Matthew Schaff
(-----)
Anthony Cerminaro
(3.76) 		W 6-0
6-1		 S 4.29
05/05/2021 Adult 18+
4.5		 Yu/Lehman
Eastern		 D2 Ben Berkowitz
(4.12) 		Brian Untch
(4.31)
Brian Lafayette
(4.32) 		T 7-6
3-6		 4.31 4.29
04/25/2021 Mixed 18+
9.0		 Team Conroy
Eastern		 D1 Serena-G Xu
(4.16) 		Paul Caceres
(4.47)
Amelie Ekdahl Bozkir
(4.08) 		L 6-3
6-2		 4.15 4.33
04/18/2021 Adult 18+
4.5		 Yu/Lehman
Eastern		 D2 Cameron Iraj
(4.26) 		Mitchell Low
(4.11)
Yassine Azagar
(4.27) 		L 6-2
6-4		 4.02 4.22
03/21/2021 Mixed 40+
9.0		 NJD/Take it Easy
Middle States		 D1 Serena-G Xu
(4.18) 		Jon Rubinstein
(4.40)
Shana Smith
(4.08) 		W 6-3
6-3		 4.53 4.41
03/19/2021 Adult 40+
4.5		 Metro: Lehman/Grenert
Eastern		 D2 Cameron Iraj
(4.25) 		Robert Chesney
(4.44)
Joseph Perri
(4.24) 		T 5-7
6-4		 4.37 4.30
03/15/2021 Adult 40+
4.5		 Metro: Lehman/Grenert
Eastern		 D2 Robert Moynihan
(4.27) 		Bart Cisek
(4.25)
Michael Squillante
(4.20) 		W 6-3
6-1		 4.51 4.31
03/14/2021 Mixed 40+
9.0		 NJD/Take it Easy
Middle States		 D2 Serena-G Xu
(4.16) 		Ashley Friedman
(3.97)
Ron Mendoza
(4.58) 		W 5-7
6-2
1-0		 4.45 4.37
03/07/2021 Mixed 40+
9.0		 NJD/Take it Easy
Middle States		 D2 Serena-G Xu
(4.20) 		Ron Mendoza
(4.59)
Jennifer Martz
(3.98) 		W 6-3
4-6
1-0		 4.43 4.37
03/05/2021 Mixed 40+
9.0		 NJD/Take it Easy
Middle States		 D2 Serena-G Xu
(4.12) 		Lloyd Pearson
(4.16)
Ashley Friedman
(4.05) 		W 6-2
6-0		 4.57 4.38
02/21/2021 Mixed 40+
9.0		 NJD/Take it Easy
Middle States		 D1 Robin Lieberman
(4.29) 		Allan Orchard
(4.47)
Cecilia Orchard
(3.73) 		L 6-4
6-5		 4.07 4.28
02/21/2021 Adult 40+
4.5		 Metro: Lehman/Grenert
Eastern		 D1 Robert Moynihan
(4.27) 		Christopher Wolfe
(4.07)
Gene DeFreitas
(4.22) 		W 6-3
4-6
1-0		 4.19 4.26
02/08/2021 Adult 40+
4.5		 Metro: Lehman/Grenert
Eastern		 D2 Robert Moynihan
(4.30) 		Joseph Perri
(4.25)
Adam Kolenberg
(4.07) 		W 2-6
6-3
1-0		 4.15 4.25
01/26/2021 Adult 40+
4.5		 Metro: Lehman/Grenert
Eastern		 D2 Robert Moynihan
(4.33) 		Robert Chesney
(4.44)
Joseph Perri
(4.18) 		L 6-4
6-3		 4.16 4.27
01/24/2021 Mixed 40+
9.0		 NJD/Take it Easy
Middle States		 D1 Serena-G Xu
(4.12) 		Ron Mendoza
(4.50)
Jennifer Martz
(3.99) 		W 6-3
6-2		 4.58 4.37
01/17/2021 Mixed 40+
9.0		 NJD/Take it Easy
Middle States		 D1 Serena-G Xu
(4.12) 		Miell Yi
(4.05)
Allan Orchard
(4.39) 		W 3-6
7-5
1-0		 4.31 4.31
08/29/2021 D1 Adult 40+
4.5
Sectionals
Metro: Lehman/Grenert
Eastern		 W NJ: Centercourt
Eastern
Alex Zilberman (4.34) 6-7
6-1
1-0		 Fabrizio Rotati (4.32)
Vladimir Koch (4.17)
Match: 4.34 Rating: 4.24
08/21/2021 D2 Adult 40+
4.5
Sectionals
Metro: Lehman/Grenert
Eastern		 W Northern: Davis
Eastern
Robert Moynihan (4.26) 6-1
6-1		 David Clay (4.26)
Vincent Miller (3.95)
Match: 4.45 Rating: 4.27
08/21/2021 D2 Adult 40+
4.5
Sectionals
Metro: Lehman/Grenert
Eastern		 L Eastern/Chesney/40&Over4.5M
Eastern
Robert Moynihan (4.30) 7-5
6-1		 Eric Chaffer (4.38)
Joseph Perri (4.16)
Match: 3.99 Rating: 4.18
06/29/2021 D1 Adult 18+
4.5
Yu/Lehman
Eastern		 W Radar/Lee
Eastern
Richard Lei (4.14) 6-2
6-3		 Damian Zunino (3.73)
Adam Jaskowski (4.06)
Match: S Rating: 4.18
06/21/2021 D1 Adult 18+
4.5
Yu/Lehman
Eastern		 L Metro: Low/Doane/Freed
Eastern
Alex Zilberman (4.30) 6-1
6-1		 Nikola Ristic (4.33)
Brian Untch (4.32)
Match: 3.92 Rating: 4.18
06/13/2021 D3 Mixed 40+
9.0
Sectionals
NJD/Take it Easy
Middle States		 L CPD/RCW - Davis/Ankeny
Middle States
Serena-G Xu (4.14) 6-2
6-1		 Julie Dodd (4.20)
Tom Brink (4.32)
Match: 4.03 Rating: 4.25
06/12/2021 D3 Mixed 40+
9.0
Sectionals
NJD/Take it Easy
Middle States		 W PATD/UD-MLS 9.0 40+
Middle States
Serena-G Xu (4.12) 6-3
6-4		 Lloyd Pearson (4.07)
Kumhui feindler (4.15)
Match: 4.35 Rating: 4.35
05/20/2021 D2 Adult 18+
4.5
Yu/Lehman
Eastern		 L Metro: Low/Doane/Freed
Eastern
Cameron Iraj (4.18) 6-4
7-6		 Yassine Azagar (4.29)
Brian Untch (4.29)
Match: 4.28 Rating: 4.27
05/13/2021 D2 Mixed 18+
9.0
Team Conroy
Eastern		 L Eastern/Jung/18&Over9.0XD
Eastern
Serena-G Xu (4.18) 6-3
6-0		 Michael Huh (4.05)
Courtney Provan (4.63)
Match: 4.08 Rating: 4.31
05/06/2021 D1 Adult 18+
4.5
Yu/Lehman
Eastern		 W Radar/Lee
Eastern
Alex Zilberman (4.30) 6-0
6-1		 Matthew Schaff (-----)
Anthony Cerminaro (3.76)
Match: S Rating: 4.29
05/05/2021 D2 Adult 18+
4.5
Yu/Lehman
Eastern		 T Metro: Low/Doane/Freed
Eastern
Ben Berkowitz (4.12) 7-6
3-6		 Brian Untch (4.31)
Brian Lafayette (4.32)
Match: 4.31 Rating: 4.29
04/25/2021 D1 Mixed 18+
9.0
Team Conroy
Eastern		 L Eastern/Jung/18&Over9.0XD
Eastern
Serena-G Xu (4.16) 6-3
6-2		 Paul Caceres (4.47)
Amelie Ekdahl Bozkir (4.08)
Match: 4.15 Rating: 4.33
04/18/2021 D2 Adult 18+
4.5
Yu/Lehman
Eastern		 L Metro: Low/Doane/Freed
Eastern
Cameron Iraj (4.26) 6-2
6-4		 Mitchell Low (4.11)
Yassine Azagar (4.27)
Match: 4.02 Rating: 4.22
03/21/2021 D1 Mixed 40+
9.0
NJD/Take it Easy
Middle States		 W Hot Mix 9.0
Middle States
Serena-G Xu (4.18) 6-3
6-3		 Jon Rubinstein (4.40)
Shana Smith (4.08)
Match: 4.53 Rating: 4.41
03/19/2021 D2 Adult 40+
4.5
Metro: Lehman/Grenert
Eastern		 T Chesney/Goldberg
Eastern
Cameron Iraj (4.25) 5-7
6-4		 Robert Chesney (4.44)
Joseph Perri (4.24)
Match: 4.37 Rating: 4.30
03/15/2021 D2 Adult 40+
4.5
Metro: Lehman/Grenert
Eastern		 W Low/Azagar
Eastern
Robert Moynihan (4.27) 6-3
6-1		 Bart Cisek (4.25)
Michael Squillante (4.20)
Match: 4.51 Rating: 4.31
03/14/2021 D2 Mixed 40+
9.0
NJD/Take it Easy
Middle States		 W Hot Mix 9.0
Middle States
Serena-G Xu (4.16) 5-7
6-2
1-0		 Ashley Friedman (3.97)
Ron Mendoza (4.58)
Match: 4.45 Rating: 4.37
03/07/2021 D2 Mixed 40+
9.0
NJD/Take it Easy
Middle States		 W Hot Mix 9.0
Middle States
Serena-G Xu (4.20) 6-3
4-6
1-0		 Ron Mendoza (4.59)
Jennifer Martz (3.98)
Match: 4.43 Rating: 4.37
03/05/2021 D2 Mixed 40+
9.0
NJD/Take it Easy
Middle States		 W Hot Mix 9.0
Middle States
Serena-G Xu (4.12) 6-2
6-0		 Lloyd Pearson (4.16)
Ashley Friedman (4.05)
Match: 4.57 Rating: 4.38
02/21/2021 D1 Mixed 40+
9.0
NJD/Take it Easy
Middle States		 L Hot Mix 9.0
Middle States
Robin Lieberman (4.29) 6-4
6-5		 Allan Orchard (4.47)
Cecilia Orchard (3.73)
Match: 4.07 Rating: 4.28
02/21/2021 D1 Adult 40+
4.5
Metro: Lehman/Grenert
Eastern		 W Low/Azagar
Eastern
Robert Moynihan (4.27) 6-3
4-6
1-0		 Christopher Wolfe (4.07)
Gene DeFreitas (4.22)
Match: 4.19 Rating: 4.26
02/08/2021 D2 Adult 40+
4.5
Metro: Lehman/Grenert
Eastern		 W Chesney/Goldberg
Eastern
Robert Moynihan (4.30) 2-6
6-3
1-0		 Joseph Perri (4.25)
Adam Kolenberg (4.07)
Match: 4.15 Rating: 4.25
01/26/2021 D2 Adult 40+
4.5
Metro: Lehman/Grenert
Eastern		 L Chesney/Goldberg
Eastern
Robert Moynihan (4.33) 6-4
6-3		 Robert Chesney (4.44)
Joseph Perri (4.18)
Match: 4.16 Rating: 4.27
01/24/2021 D1 Mixed 40+
9.0
NJD/Take it Easy
Middle States		 W Hot Mix 9.0
Middle States
Serena-G Xu (4.12) 6-3
6-2		 Ron Mendoza (4.50)
Jennifer Martz (3.99)
Match: 4.58 Rating: 4.37
01/17/2021 D1 Mixed 40+
9.0
NJD/Take it Easy
Middle States		 W Hot Mix 9.0
Middle States
Serena-G Xu (4.12) 3-6
7-5
1-0		 Miell Yi (4.05)
Allan Orchard (4.39)
Match: 4.31 Rating: 4.31
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S Self rated or unrated player involved in match so no match rating calculated for current player.
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