Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2021) View Advanced Player Stats
Rowan Semilla (Walnut Creek, CA)
Male 		4.0 C
12/31/2023
Estimated Dynamic Rating 3.7125
6/21/2024
Projected Year End Rating ------
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4.0 Rating Meter
Rating Meter
3.5001 - 4.0000
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+ 4.0 5 4 1 0 80.0 12 7 5 58.3 92 51 41 55.4 0
Adult 40+ 4.0 4 1 3 0 25.0 8 3 5 37.5 58 26 32 44.8 0
Combo 7.5 4 1 3 0 25.0 9 2 7 22.2 68 25 43 36.8 0
Combo 8.5 3 2 1 0 66.7 8 4 4 50.0 61 28 33 45.9 0
Mixed 18+ 7.0 2 1 1 0 50.0 4 2 2 50.0 35 18 17 51.4 0
Mixed 18+ 8.0 2 2 0 0 100.0 6 4 2 66.7 38 20 18 52.6 0
Total 20 11 9 0 55.0 47 22 25 46.8 352 168 184 47.7 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
11/27/2021 Combo
7.5		 ST MARY CM7.5A
No California		 D3 Brian Farr
(-----) 		Jason Mitchell
(3.25)
Chris Lee
(3.46) 		W 6-0
4-6
1-0		 S -----
11/06/2021 Combo
7.5		 ST MARY CM7.5A
No California		 D2 Brian Farr
(3.11) 		Mehrdad Mohebi
(3.71)
J Patrick Forden
(3.37) 		L 6-2
6-4		 3.64 -----
11/03/2021 Combo
8.5		 CONCORD TC/WILLOW PASS PK CM8.5A
No California		 D3 Charles Calapatan
(-----) 		Damon Levy
(4.16)
Alton Schmitt
(3.81) 		W 2-6
7-6
1-0		 S -----
10/21/2021 Combo
8.5		 CONCORD TC/WILLOW PASS PK CM8.5A
No California		 D1 Antonio Ambriz
(-----) 		Kevin Kordestani
(-----)
Patrick Lam
(-----) 		L 6-3
6-4		 S -----
10/16/2021 Combo
7.5		 ST MARY CM7.5A
No California		 D2 Ronald Lorentz
(3.18) 		Jeff Bennett
(3.32)
Stephen Buchholz
(3.63) 		L 7-6
6-0		 3.52 -----
10/09/2021 Combo
7.5		 ST MARY CM7.5A
No California		 D1 Ronald Lorentz
(3.18) 		Christopher Nichols
(3.72)
Alfred Wang
(3.61) 		L 6-1
6-1		 3.54 -----
10/02/2021 Combo
8.5		 CONCORD TC/WILLOW PASS PK CM8.5A
No California		 D2 Nicholas Saquilayan
(3.97) 		Kevin Dasso
(4.12)
Ryan Kincaid
(3.58) 		W 4-6
6-3
1-0		 3.77 -----
09/05/2021 Mixed 18+
7.0		 PLEASANT HILL/PLEASANT HILL MIDDLE 18MX7.0A
No California		 D2 Sheila Melencion
(2.84) 		Moses Reyes
(3.67)
Shirley Razdoroff
(2.80) 		L 6-3
6-3		 3.58 3.81
08/29/2021 Mixed 18+
8.0		 WILLOW PASS PK 18MX8.0A
No California		 D2 Olga Regal
(3.80) 		Patti Guzman
(3.87)
Yuta Ishikawa
(-----) 		W 3-6
6-3
1-0		 S 3.91
08/29/2021 Mixed 18+
7.0		 PLEASANT HILL/PLEASANT HILL MIDDLE 18MX7.0A
No California		 D1 Rosalynd Zahiri
(2.91) 		Chris Haskell
(3.38)
Lisa Haskell
(3.21) 		W 6-2
6-3		 4.02 3.91
08/21/2021 Adult 40+
4.0		 WILLOW PASS PK 40AM4.0A
No California		 D2 Salvador Labrador
(3.61) 		Adam Larner
(-----)
David Tsui
(3.52) 		W 6-4
6-2		 S 3.68
08/16/2021 Mixed 18+
8.0		 WILLOW PASS PK 18MX8.0A
No California		 D2 Valjean Elander
(3.87) 		Susan Gwynn
(3.83)
Douglas Wisman
(3.69) 		W 6-3
3-6
1-0		 3.80 3.87
08/14/2021 Adult 40+
4.0		 WILLOW PASS PK 40AM4.0A
No California		 D1 Edgar Crescencio
(3.84) 		Garvin Tom
(3.85)
Tal Yahud
(3.79) 		L 6-3
6-2		 3.53 3.68
08/14/2021 Adult 18+
4.0
Sectionals		 WILLOW PASS PK 18AM4.0A
No California		 D1 Cyril Escanillas
(3.93) 		David Reel
(3.77)
Richard Khoe
(4.28) 		L 3-6
6-4
1-0		 3.92 3.74
07/31/2021 Adult 40+
4.0		 WILLOW PASS PK 40AM4.0A
No California		 D3 Valhermoso Asuncion
(-----) 		Johnny Campos
(-----)
Christopher Cast
(-----) 		L 4-1 ----- -----
07/24/2021 Adult 18+
4.0		 WILLOW PASS PK 18AM4.0A
No California		 D3 Salvador Labrador
(3.62) 		Aaron Lee
(4.03)
Scott Judy
(3.75) 		W 3-6
3-4		 3.80 3.72
07/22/2021 Adult 40+
4.0		 WILLOW PASS PK 40AM4.0A
No California		 D3 Arvin Franco
(3.19) 		Peter Singelstad
(3.54)
Mark Stevens
(3.47) 		L 3-6
6-2
1-0		 3.67 3.71
07/10/2021 Adult 18+
4.0		 WILLOW PASS PK 18AM4.0A
No California		 D2 Anthony Chaba
(3.74) 		J Patrick Forden
(3.20)
Jeff Gear
(3.26) 		W 6-4
4-6
1-0		 3.28 3.64
06/24/2021 Adult 18+
4.0		 WILLOW PASS PK 18AM4.0A
No California		 D3 Salvador Labrador
(3.65) 		Michael Bradford
(3.51)
Logan Franey
(3.53) 		W 6-2
6-4		 3.77 3.76
06/05/2021 Adult 18+
4.0		 WILLOW PASS PK 18AM4.0A
No California		 D3 John Santos
(3.56) 		Agung Zakaria
(3.45)
J Patrick Forden
(3.06) 		W 6-3
6-2		 3.61 3.75
11/27/2021 D3 Combo
7.5
ST MARY CM7.5A
No California		 W WALNUT COUNTRY CM7.5A
No California
Brian Farr (-----) 6-0
4-6
1-0		 Jason Mitchell (3.25)
Chris Lee (3.46)
Match: S Rating: -----
11/06/2021 D2 Combo
7.5
ST MARY CM7.5A
No California		 L WALNUT CREEK RC/Walnut Creek TC CM7.5A
No California
Brian Farr (3.11) 6-2
6-4		 Mehrdad Mohebi (3.71)
J Patrick Forden (3.37)
Match: 3.64 Rating: -----
11/03/2021 D3 Combo
8.5
CONCORD TC/WILLOW PASS PK CM8.5A
No California		 W ORINDA CC CM8.5A
No California
Charles Calapatan (-----) 2-6
7-6
1-0		 Damon Levy (4.16)
Alton Schmitt (3.81)
Match: S Rating: -----
10/21/2021 D1 Combo
8.5
CONCORD TC/WILLOW PASS PK CM8.5A
No California		 L LAFAYETTE TC CM8.5A
No California
Antonio Ambriz (-----) 6-3
6-4		 Kevin Kordestani (-----)
Patrick Lam (-----)
Match: S Rating: -----
10/16/2021 D2 Combo
7.5
ST MARY CM7.5A
No California		 L WALNUT CREEK RC/Walnut Creek TC CM7.5B
No California
Ronald Lorentz (3.18) 7-6
6-0		 Jeff Bennett (3.32)
Stephen Buchholz (3.63)
Match: 3.52 Rating: -----
10/09/2021 D1 Combo
7.5
ST MARY CM7.5A
No California		 L MEADOW STC CM7.5A
No California
Ronald Lorentz (3.18) 6-1
6-1		 Christopher Nichols (3.72)
Alfred Wang (3.61)
Match: 3.54 Rating: -----
10/02/2021 D2 Combo
8.5
CONCORD TC/WILLOW PASS PK CM8.5A
No California		 W VALLEY VISTA RC/VVRC COURTS CM8.5A
No California
Nicholas Saquilayan (3.97) 4-6
6-3
1-0		 Kevin Dasso (4.12)
Ryan Kincaid (3.58)
Match: 3.77 Rating: -----
09/05/2021 D2 Mixed 18+
7.0
PLEASANT HILL/PLEASANT HILL MIDDLE 18MX7.0A
No California		 L DIAMOND HILLS 18MX7.0A
No California
Sheila Melencion (2.84) 6-3
6-3		 Moses Reyes (3.67)
Shirley Razdoroff (2.80)
Match: 3.58 Rating: 3.81
08/29/2021 D2 Mixed 18+
8.0
WILLOW PASS PK 18MX8.0A
No California		 W CENTRAL VALLEY TENNIS/DISCOVERY BAY COMMUNITY CTR
No California
Olga Regal (3.80) 3-6
6-3
1-0		 Patti Guzman (3.87)
Yuta Ishikawa (-----)
Match: S Rating: 3.91
08/29/2021 D1 Mixed 18+
7.0
PLEASANT HILL/PLEASANT HILL MIDDLE 18MX7.0A
No California		 W MEADOW STC 18MX7.0A
No California
Rosalynd Zahiri (2.91) 6-2
6-3		 Chris Haskell (3.38)
Lisa Haskell (3.21)
Match: 4.02 Rating: 3.91
08/21/2021 D2 Adult 40+
4.0
WILLOW PASS PK 40AM4.0A
No California		 W MEADOW STC 40AM4.0A
No California
Salvador Labrador (3.61) 6-4
6-2		 Adam Larner (-----)
David Tsui (3.52)
Match: S Rating: 3.68
08/16/2021 D2 Mixed 18+
8.0
WILLOW PASS PK 18MX8.0A
No California		 W VALLEY VISTA RC/VVRC COURTS 18MX8.0A
No California
Valjean Elander (3.87) 6-3
3-6
1-0		 Susan Gwynn (3.83)
Douglas Wisman (3.69)
Match: 3.80 Rating: 3.87
08/14/2021 D1 Adult 40+
4.0
WILLOW PASS PK 40AM4.0A
No California		 L WALNUT CREEK RC/Walnut Creek TC 40AM4.0B
No California
Edgar Crescencio (3.84) 6-3
6-2		 Garvin Tom (3.85)
Tal Yahud (3.79)
Match: 3.53 Rating: 3.68
08/14/2021 D1 Adult 18+
4.0
Sectionals
WILLOW PASS PK 18AM4.0A
No California		 L BURLINGAME HS 18AM4.0A
No California
Cyril Escanillas (3.93) 3-6
6-4
1-0		 David Reel (3.77)
Richard Khoe (4.28)
Match: 3.92 Rating: 3.74
07/31/2021 D3 Adult 40+
4.0
WILLOW PASS PK 40AM4.0A
No California		 L VALLEY VISTA RC/VVRC COURTS 40AM4.0A
No California
Valhermoso Asuncion (-----) 4-1 Johnny Campos (-----)
Christopher Cast (-----)
Match: ----- Rating: -----
07/24/2021 D3 Adult 18+
4.0
WILLOW PASS PK 18AM4.0A
No California		 W DIAMOND HILLS 18AM4.0A
No California
Salvador Labrador (3.62) 3-6
3-4		 Aaron Lee (4.03)
Scott Judy (3.75)
Match: 3.80 Rating: 3.72
07/22/2021 D3 Adult 40+
4.0
WILLOW PASS PK 40AM4.0A
No California		 L MORAGA CC 40AM4.0A
No California
Arvin Franco (3.19) 3-6
6-2
1-0		 Peter Singelstad (3.54)
Mark Stevens (3.47)
Match: 3.67 Rating: 3.71
07/10/2021 D2 Adult 18+
4.0
WILLOW PASS PK 18AM4.0A
No California		 W WALNUT CREEK RC/ 18AM4.0A
No California
Anthony Chaba (3.74) 6-4
4-6
1-0		 J Patrick Forden (3.20)
Jeff Gear (3.26)
Match: 3.28 Rating: 3.64
06/24/2021 D3 Adult 18+
4.0
WILLOW PASS PK 18AM4.0A
No California		 W ROUND HILL CC 18AM4.0B
No California
Salvador Labrador (3.65) 6-2
6-4		 Michael Bradford (3.51)
Logan Franey (3.53)
Match: 3.77 Rating: 3.76
06/05/2021 D3 Adult 18+
4.0
WILLOW PASS PK 18AM4.0A
No California		 W WALNUT CREEK RC/ 18AM4.0A
No California
John Santos (3.56) 6-3
6-2		 Agung Zakaria (3.45)
J Patrick Forden (3.06)
Match: 3.61 Rating: 3.75
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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