Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2021) View Advanced Player Stats
Keith Lopez (Rockville Ctr, NY)
Male 		4.5 C
12/31/2024
Estimated Dynamic Rating 4.1076
4/2/2025
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 40+ 4.5 7 3 4 0 42.9 16 7 9 43.8 131 61 70 46.6 0
Total 7 3 4 0 42.9 16 7 9 43.8 131 61 70 46.6 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
10/16/2021 Adult 40+
4.5
Nationals		 Eastern/Chesney/40&Over4.5M
Eastern		 D2 Mark Beares
(4.16) 		Enrique Marcos
(4.56)
John Arringdale
(4.22) 		L 6-0
6-1		 3.94 4.09
10/15/2021 Adult 40+
4.5
Nationals		 Eastern/Chesney/40&Over4.5M
Eastern		 D2 Eric Chaffer
(4.44) 		Marco Wen
(4.31)
Benjamin Chotzen
(4.25) 		L 6-0
7-6		 3.93 4.11
08/02/2021 Adult 40+
4.5		 Eastern/Chesney/40&Over4.5M
Eastern		 D1 Eric Chaffer
(4.41) 		Yannick Breugnot
(4.19)
Terry Kossegi
(4.17) 		W 5-7
6-1
1-0		 4.15 4.18
07/19/2021 Adult 40+
4.5		 Eastern/Chesney/40&Over4.5M
Eastern		 D2 Eric Chaffer
(4.41) 		Eric Smallowitz
(4.12)
Andrew Goodstadt
(3.96) 		L 2-6
6-2
1-0		 3.90 4.14
07/16/2021 Adult 40+
4.5		 Eastern/Chesney/40&Over4.5M
Eastern		 D2 Aashik Merchant
(4.38) 		Yannick Breugnot
(4.17)
Adam Jaskowski
(4.06) 		W 7-5
7-6		 4.10 4.20
06/21/2021 Adult 40+
4.5		 Eastern/Chesney/40&Over4.5M
Eastern		 D3 Mark Beares
(4.20) 		Tim Chen
(4.13)
Marc Lebensfeld
(4.24) 		L 6-4
6-4		 S 4.23
06/14/2021 Adult 40+
4.5		 Eastern/Chesney/40&Over4.5M
Eastern		 D3 Eric Chaffer
(4.39) 		Terry Kossegi
(4.16)
Mitchell Low
(4.15) 		W 6-2
6-3		 4.31 4.23
10/16/2021 D2 Adult 40+
4.5
Nationals
Eastern/Chesney/40&Over4.5M
Eastern		 L Blossom Pfeiffer
Texas
Mark Beares (4.16) 6-0
6-1		 Enrique Marcos (4.56)
John Arringdale (4.22)
Match: 3.94 Rating: 4.09
10/15/2021 D2 Adult 40+
4.5
Nationals
Eastern/Chesney/40&Over4.5M
Eastern		 L IND-Dalkin
Pacific NW
Eric Chaffer (4.44) 6-0
7-6		 Marco Wen (4.31)
Benjamin Chotzen (4.25)
Match: 3.93 Rating: 4.11
08/02/2021 D1 Adult 40+
4.5
Eastern/Chesney/40&Over4.5M
Eastern		 W Point Set, Jones
Eastern
Eric Chaffer (4.41) 5-7
6-1
1-0		 Yannick Breugnot (4.19)
Terry Kossegi (4.17)
Match: 4.15 Rating: 4.18
07/19/2021 D2 Adult 40+
4.5
Eastern/Chesney/40&Over4.5M
Eastern		 L Roslyn, Kornblit/Heier
Eastern
Eric Chaffer (4.41) 2-6
6-2
1-0		 Eric Smallowitz (4.12)
Andrew Goodstadt (3.96)
Match: 3.90 Rating: 4.14
07/16/2021 D2 Adult 40+
4.5
Eastern/Chesney/40&Over4.5M
Eastern		 W Point Set, Jones
Eastern
Aashik Merchant (4.38) 7-5
7-6		 Yannick Breugnot (4.17)
Adam Jaskowski (4.06)
Match: 4.10 Rating: 4.20
06/21/2021 D3 Adult 40+
4.5
Eastern/Chesney/40&Over4.5M
Eastern		 L Roslyn, Kornblit/Heier
Eastern
Mark Beares (4.20) 6-4
6-4		 Tim Chen (4.13)
Marc Lebensfeld (4.24)
Match: S Rating: 4.23
06/14/2021 D3 Adult 40+
4.5
Eastern/Chesney/40&Over4.5M
Eastern		 W Point Set, Jones
Eastern
Eric Chaffer (4.39) 6-2
6-3		 Terry Kossegi (4.16)
Mitchell Low (4.15)
Match: 4.31 Rating: 4.23
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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