Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2017) View Advanced Player Stats
Mariniah Prendergast (Portland, OR)
Female 		4.5 C
12/31/2023
Estimated Dynamic Rating 4.2934
11/2/2024
Projected Year End Rating ------
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4.5 Rating Meter
Rating Meter
4.0001 - 4.5000
Recent Match History Current Rating History
2017 Overall Season [Doubles]
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 18+ 4.5 4 2 2 0 50.0 9 5 4 55.6 74 41 33 55.4 0
Adult 40+ 4.5 4 3 1 0 75.0 8 6 2 75.0 70 43 27 61.4 0
Mixed 18+ 8.0 2 0 2 0 0.0 6 2 4 33.3 36 17 19 47.2 0
Mixed 18+ 9.0 2 2 0 0 100.0 5 4 1 80.0 37 24 13 64.9 0
Mixed 40+ 8.0 2 1 1 0 50.0 5 3 2 60.0 35 21 14 60.0 0
Total 14 8 6 0 57.1 33 20 13 60.6 252 146 106 57.9 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
12/03/2017 Mixed 18+
9.0		 MAC-Ogden
Pacific NW		 D3 Damon Ogden
(4.09) 		Tamara Justus
(4.19)
Richard Tattoli
(3.99) 		W 5-7
6-3
1-0		 4.18 4.17
11/04/2017 Mixed 18+
8.0		 MAC-Leedy/Carter
Pacific NW		 D3 Zachary Wright
(3.34) 		maria kosmetatos
(3.56)
Vincent Lee
(3.91) 		L 6-2
2-6
1-0		 4.13 4.14
10/01/2017 Mixed 18+
9.0		 MAC-Ogden
Pacific NW		 D2 Bo Johnson
(4.31) 		Jimmy Shen
(4.14)
Sue Gregoire
(3.98) 		W 6-1
6-2		 4.31 4.19
09/30/2017 Mixed 18+
8.0		 MAC-Leedy/Carter
Pacific NW		 D2 Zachary Wright
(3.43) 		Kira Dennison Capen
(3.54)
Matthew Kershaw
(4.12) 		L 6-3
3-6
1-0		 4.14 4.14
08/13/2017 Mixed 40+
8.0		 MAC-Carter
Pacific NW		 D3 Alan Peters
(3.16) 		Claire Thayer
(3.60)
Jim Nudelman
(3.31) 		L 6-2
5-7
1-0		 3.90 4.11
08/05/2017 Mixed 40+
8.0		 MAC-Carter
Pacific NW		 D2 Zachary Wright
(3.38) 		Richard Clark
(2.91)
Michele Waite
(4.04) 		W 6-2
6-0		 4.25 4.21
07/16/2017 Adult 40+
4.5		 MAC-Layne
Pacific NW		 D1 Shannon Dilorenzo
(4.33) 		Mai Hey
(3.98)
Christy Grisham
(3.39) 		W 6-2
6-0		 4.16 4.16
06/10/2017 Adult 40+
4.5		 MAC-Layne
Pacific NW		 D1 Shannon Dilorenzo
(4.40) 		Shannon DeVall
(4.56)
Lisa Gray
(3.95) 		L 6-4
6-2		 3.94 4.13
05/04/2017 Adult 40+
4.5		 MAC-Layne
Pacific NW		 D3 Shannon Dilorenzo
(4.40) 		Amy Closs Miller
(4.12)
Teresa Neal
(3.85) 		W 7-5
6-2		 4.05 4.16
04/22/2017 Adult 40+
4.5		 MAC-Layne
Pacific NW		 D2 Shannon Dilorenzo
(4.47) 		Karen Coate
(4.01)
Peg Bogard
(3.75) 		W 6-3
6-3		 4.02 4.17
04/09/2017 Adult 18+
4.5		 MAC-Duong
Pacific NW		 D2 Shannon Dilorenzo
(4.44) 		Jenna Getchell
(4.07)
Alyssa Morrison Corvino
(4.06) 		W 6-2
6-0		 4.33 4.23
03/05/2017 Adult 18+
4.5		 MAC-Duong
Pacific NW		 D1 Shannon Dilorenzo
(4.43) 		Leslie Ballard
(4.31)
Donna Roisom
(3.97) 		W 6-4
6-3		 4.19 4.20
02/26/2017 Adult 18+
4.5		 MAC-Duong
Pacific NW		 D1 Mari Rittenour
(4.02) 		Colleen Sharkey
(4.20)
Kelly Sharkey
(4.39) 		L 3-6
7-6
1-0		 4.39 4.23
02/10/2017 Adult 18+
4.5		 MAC-Duong
Pacific NW		 D2 Mari Rittenour
(4.03) 		Tracey Riddle
(4.42)
Amanda Solomon
(4.24) 		L 6-0
7-5		 4.14 4.16
12/03/2017 D3 Mixed 18+
9.0
MAC-Ogden
Pacific NW		 W SAC-Choi
Pacific NW
Damon Ogden (4.09) 5-7
6-3
1-0		 Tamara Justus (4.19)
Richard Tattoli (3.99)
Match: 4.18 Rating: 4.17
11/04/2017 D3 Mixed 18+
8.0
MAC-Leedy/Carter
Pacific NW		 L THPRD-Pham/Maginnis
Pacific NW
Zachary Wright (3.34) 6-2
2-6
1-0		 maria kosmetatos (3.56)
Vincent Lee (3.91)
Match: 4.13 Rating: 4.14
10/01/2017 D2 Mixed 18+
9.0
MAC-Ogden
Pacific NW		 W THPRD-Sather(s)
Pacific NW
Bo Johnson (4.31) 6-1
6-2		 Jimmy Shen (4.14)
Sue Gregoire (3.98)
Match: 4.31 Rating: 4.19
09/30/2017 D2 Mixed 18+
8.0
MAC-Leedy/Carter
Pacific NW		 L THPRD-Rankin/Kershaw
Pacific NW
Zachary Wright (3.43) 6-3
3-6
1-0		 Kira Dennison Capen (3.54)
Matthew Kershaw (4.12)
Match: 4.14 Rating: 4.14
08/13/2017 D3 Mixed 40+
8.0
MAC-Carter
Pacific NW		 L WHRC-Dobashi
Pacific NW
Alan Peters (3.16) 6-2
5-7
1-0		 Claire Thayer (3.60)
Jim Nudelman (3.31)
Match: 3.90 Rating: 4.11
08/05/2017 D2 Mixed 40+
8.0
MAC-Carter
Pacific NW		 W MV-Chennault
Pacific NW
Zachary Wright (3.38) 6-2
6-0		 Richard Clark (2.91)
Michele Waite (4.04)
Match: 4.25 Rating: 4.21
07/16/2017 D1 Adult 40+
4.5
MAC-Layne
Pacific NW		 W CAC-Smith/Paulson
Pacific NW
Shannon Dilorenzo (4.33) 6-2
6-0		 Mai Hey (3.98)
Christy Grisham (3.39)
Match: 4.16 Rating: 4.16
06/10/2017 D1 Adult 40+
4.5
MAC-Layne
Pacific NW		 L SHC-Riddle
Pacific NW
Shannon Dilorenzo (4.40) 6-4
6-2		 Shannon DeVall (4.56)
Lisa Gray (3.95)
Match: 3.94 Rating: 4.13
05/04/2017 D3 Adult 40+
4.5
MAC-Layne
Pacific NW		 W WHRC-Borchers
Pacific NW
Shannon Dilorenzo (4.40) 7-5
6-2		 Amy Closs Miller (4.12)
Teresa Neal (3.85)
Match: 4.05 Rating: 4.16
04/22/2017 D2 Adult 40+
4.5
MAC-Layne
Pacific NW		 W CGM-Babi
Pacific NW
Shannon Dilorenzo (4.47) 6-3
6-3		 Karen Coate (4.01)
Peg Bogard (3.75)
Match: 4.02 Rating: 4.17
04/09/2017 D2 Adult 18+
4.5
MAC-Duong
Pacific NW		 W THPRD-Hanson
Pacific NW
Shannon Dilorenzo (4.44) 6-2
6-0		 Jenna Getchell (4.07)
Alyssa Morrison Corvino (4.06)
Match: 4.33 Rating: 4.23
03/05/2017 D1 Adult 18+
4.5
MAC-Duong
Pacific NW		 W IRV-Lynch/Corder
Pacific NW
Shannon Dilorenzo (4.43) 6-4
6-3		 Leslie Ballard (4.31)
Donna Roisom (3.97)
Match: 4.19 Rating: 4.20
02/26/2017 D1 Adult 18+
4.5
MAC-Duong
Pacific NW		 L CGM-Babi
Pacific NW
Mari Rittenour (4.02) 3-6
7-6
1-0		 Colleen Sharkey (4.20)
Kelly Sharkey (4.39)
Match: 4.39 Rating: 4.23
02/10/2017 D2 Adult 18+
4.5
MAC-Duong
Pacific NW		 L SHC-Schumacher
Pacific NW
Mari Rittenour (4.03) 6-0
7-5		 Tracey Riddle (4.42)
Amanda Solomon (4.24)
Match: 4.14 Rating: 4.16
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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