Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2019) View Advanced Player Stats
Michael Costello (Seattle, WA)
Male 		5.0 C
12/31/2023
Estimated Dynamic Rating 4.8039
6/14/2024
Projected Year End Rating ------
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5.0 Rating Meter
Rating Meter
4.5001 - 5.0000
Recent Match History Current Rating History
2019 Mixed 18+ Season
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Mixed 18+ 9.0 6 2 4 0 33.3 16 7 9 43.8 122 63 59 51.6 0
Mixed 18+ 10.0 8 2 6 0 25.0 17 5 12 29.4 149 67 82 45.0 0
Total 14 4 10 0 28.6 33 12 21 36.4 271 130 141 48.0 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
12/01/2019 Mixed 18+
10.0		 CP-Osborne
Pacific NW		 D2 Joanna Stewart
(4.71) 		Sana Watterson
(3.94)
Martin Uylangco
(4.26) 		W 6-2
6-2		 4.44 4.53
12/01/2019 Mixed 18+
9.0		 IND-I'd Hit That-Chen
Pacific NW		 D2 Merrie Vieco
(3.70) 		Aaron Coe
(4.11)
Cindy Nelson
(4.12) 		L 6-4
1-6
1-0		 4.61 4.57
11/23/2019 Mixed 18+
10.0		 CP-Osborne
Pacific NW		 D2 Susie Heimdahl
(4.51) 		Sarah Tuemmler
(4.54)
Anhtu Hoang
(4.18) 		W 6-2
6-3		 4.62 4.57
11/16/2019 Mixed 18+
10.0		 CP-Osborne
Pacific NW		 D2 Elizabeth Gorey
(4.11) 		Ashleigh Dickinson
(4.51)
August Knox
(4.36) 		L 6-4
4-6
1-0		 4.62 4.55
11/09/2019 Mixed 18+
10.0		 CP-Osborne
Pacific NW		 D1 Joanna Stewart
(4.74) 		Alan Regala
(4.95)
Pernilla Putnik
(4.65) 		L 6-4
6-3		 4.50 4.46
10/27/2019 Mixed 18+
10.0		 CP-Osborne
Pacific NW		 D2 Beth Lehman-Brooks
(4.54) 		Ciprian Tais
(4.52)
Erika Takeuchi
(4.63) 		L 6-3
7-5		 4.41 4.44
10/26/2019 Mixed 18+
9.0		 IND-I'd Hit That-Chen
Pacific NW		 D3 Ashley Chen
(3.69) 		Donny Baugh
(4.20)
Jessica Chen
(3.53) 		L 7-5
6-2		 S 4.47
10/19/2019 Mixed 18+
9.0		 IND-I'd Hit That-Chen
Pacific NW		 D2 Ashley Chen
(3.68) 		Brian Porter
(3.65)
Sachiko Ishihara-Spray
(4.04) 		W 6-3
6-1		 4.52 4.47
10/13/2019 Mixed 18+
9.0		 IND-I'd Hit That-Chen
Pacific NW		 D2 Lydia Sun
(3.61) 		Keet Curtis
(4.24)
Fatima Wallin
(3.64) 		L 7-6
2-6
1-0		 4.40 4.45
10/05/2019 Mixed 18+
10.0		 CP-Osborne
Pacific NW		 D2 Kathryn Osborne
(4.51) 		Olle Thestrup
(4.78)
Rachel Parkman
(3.98) 		L 7-6
6-4		 4.30 4.43
09/15/2019 Mixed 18+
9.0		 IND-I'd Hit That-Chen
Pacific NW		 D1 Ashley Chen
(3.64) 		Umair Qayyum
(4.72)
Liying Hou
(3.79) 		L 6-7
6-2
1-0		 4.57 4.49
09/07/2019 Mixed 18+
9.0		 IND-I'd Hit That-Chen
Pacific NW		 D1 Ashley Chen
(3.68) 		Daniella Brengelmann
(3.83)
Bret Matysik
(-----) 		W 6-4
6-7
1-0		 S 4.46
07/21/2019 Mixed 18+
10.0
Sectionals		 FC-Basha Tennis
Pacific NW		 D1 Marne Darrall
(4.51) 		Richard Sabo
(4.68)
Megan Sporndli
(4.92) 		L 6-3
6-0		 4.43 4.46
07/20/2019 Mixed 18+
10.0
Sectionals		 FC-Basha Tennis
Pacific NW		 D1 Hailey Suyumov
(4.59) 		Umair Qayyum
(4.67)
Mia Nguyen
(4.69) 		L 6-2
6-3		 4.38 4.46
12/01/2019 D2 Mixed 18+
10.0
CP-Osborne
Pacific NW		 W FC-Basha Tennis 10.0
Pacific NW
Joanna Stewart (4.71) 6-2
6-2		 Sana Watterson (3.94)
Martin Uylangco (4.26)
Match: 4.44 Rating: 4.53
12/01/2019 D2 Mixed 18+
9.0
IND-I'd Hit That-Chen
Pacific NW		 L BC-Chen
Pacific NW
Merrie Vieco (3.70) 6-4
1-6
1-0		 Aaron Coe (4.11)
Cindy Nelson (4.12)
Match: 4.61 Rating: 4.57
11/23/2019 D2 Mixed 18+
10.0
CP-Osborne
Pacific NW		 W IND-Hoang
Pacific NW
Susie Heimdahl (4.51) 6-2
6-3		 Sarah Tuemmler (4.54)
Anhtu Hoang (4.18)
Match: 4.62 Rating: 4.57
11/16/2019 D2 Mixed 18+
10.0
CP-Osborne
Pacific NW		 L STC-Holmes
Pacific NW
Elizabeth Gorey (4.11) 6-4
4-6
1-0		 Ashleigh Dickinson (4.51)
August Knox (4.36)
Match: 4.62 Rating: 4.55
11/09/2019 D1 Mixed 18+
10.0
CP-Osborne
Pacific NW		 L PSC-Tsai
Pacific NW
Joanna Stewart (4.74) 6-4
6-3		 Alan Regala (4.95)
Pernilla Putnik (4.65)
Match: 4.50 Rating: 4.46
10/27/2019 D2 Mixed 18+
10.0
CP-Osborne
Pacific NW		 L FC-Tais
Pacific NW
Beth Lehman-Brooks (4.54) 6-3
7-5		 Ciprian Tais (4.52)
Erika Takeuchi (4.63)
Match: 4.41 Rating: 4.44
10/26/2019 D3 Mixed 18+
9.0
IND-I'd Hit That-Chen
Pacific NW		 L NTC-Alley Cats-Suyumov
Pacific NW
Ashley Chen (3.69) 7-5
6-2		 Donny Baugh (4.20)
Jessica Chen (3.53)
Match: S Rating: 4.47
10/19/2019 D2 Mixed 18+
9.0
IND-I'd Hit That-Chen
Pacific NW		 W BETC-Hodge
Pacific NW
Ashley Chen (3.68) 6-3
6-1		 Brian Porter (3.65)
Sachiko Ishihara-Spray (4.04)
Match: 4.52 Rating: 4.47
10/13/2019 D2 Mixed 18+
9.0
IND-I'd Hit That-Chen
Pacific NW		 L BAIN-Neupauer 9.0
Pacific NW
Lydia Sun (3.61) 7-6
2-6
1-0		 Keet Curtis (4.24)
Fatima Wallin (3.64)
Match: 4.40 Rating: 4.45
10/05/2019 D2 Mixed 18+
10.0
CP-Osborne
Pacific NW		 L BTA-Cheung 10.0
Pacific NW
Kathryn Osborne (4.51) 7-6
6-4		 Olle Thestrup (4.78)
Rachel Parkman (3.98)
Match: 4.30 Rating: 4.43
09/15/2019 D1 Mixed 18+
9.0
IND-I'd Hit That-Chen
Pacific NW		 L PSC-Tsai
Pacific NW
Ashley Chen (3.64) 6-7
6-2
1-0		 Umair Qayyum (4.72)
Liying Hou (3.79)
Match: 4.57 Rating: 4.49
09/07/2019 D1 Mixed 18+
9.0
IND-I'd Hit That-Chen
Pacific NW		 W HBSQ-Emulators-Brengelmann
Pacific NW
Ashley Chen (3.68) 6-4
6-7
1-0		 Daniella Brengelmann (3.83)
Bret Matysik (-----)
Match: S Rating: 4.46
07/21/2019 D1 Mixed 18+
10.0
Sectionals
FC-Basha Tennis
Pacific NW		 L VTC-Pearce
Pacific NW
Marne Darrall (4.51) 6-3
6-0		 Richard Sabo (4.68)
Megan Sporndli (4.92)
Match: 4.43 Rating: 4.46
07/20/2019 D1 Mixed 18+
10.0
Sectionals
FC-Basha Tennis
Pacific NW		 L PSC-Tsai
Pacific NW
Hailey Suyumov (4.59) 6-2
6-3		 Umair Qayyum (4.67)
Mia Nguyen (4.69)
Match: 4.38 Rating: 4.46
Glossary
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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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