Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2021) View Advanced Player Stats
Erin Zylstra (Tucson, AZ)
Female 		4.0 C
12/31/2023
Estimated Dynamic Rating 3.7249
9/24/2024
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 [Singles]
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 18+ 4.0 14 6 8 0 42.9 33 14 19 42.4 244 116 128 47.5 0
Adult 40+ 4.0 5 5 0 0 100.0 11 10 1 90.9 99 59 40 59.6 0
Adult 40+ 4.5 4 3 1 0 75.0 10 7 3 70.0 85 49 36 57.6 0
Total 23 14 9 0 60.9 54 31 23 57.4 428 224 204 52.3 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
12/12/2021 Adult 40+
4.0
Flight		 SAZ-Donna Qabazard- TRC
Southwest		 S1 Tara Harper
(3.68) 		W 6-3
6-3		 3.88 3.75
12/02/2021 Adult 40+
4.0		 SAZ-Donna Qabazard- TRC
Southwest		 S1 Jennifer Columbus
(3.41) 		W 6-4
6-4		 3.51 3.69
11/27/2021 Adult 40+
4.5		 High Hopes
Southwest		 S1 Kristy Johnson
(4.05) 		L 7-5
3-6
1-0		 4.05 3.77
11/21/2021 Adult 18+
4.0		 ES-TRCSV-18 (ES)
Southwest		 S2 Tara Harper
(3.64) 		L 5-7
7-6
1-0		 3.64 3.67
11/14/2021 Adult 18+
4.0		 ES-TRCSV-18 (ES)
Southwest		 S2 Lien Nguyen
(3.76) 		L 6-3
6-1		 3.47 3.65
11/13/2021 Adult 40+
4.0		 SAZ-Donna Qabazard- TRC
Southwest		 S1 Dorothy Thomas
(3.30) 		W 6-2
6-3		 3.55 3.70
11/07/2021 Adult 18+
4.0		 ES-TRCSV-18 (ES)
Southwest		 S1 Gena Luecke
(3.48) 		L 6-4
6-4		 3.38 3.65
11/02/2021 Adult 18+
4.0		 ES-TRCSV-18 (ES)
Southwest		 S1 Caroline Phelps
(3.62) 		W 6-0
2-0		 4.10 3.79
10/30/2021 Adult 40+
4.5		 High Hopes
Southwest		 S1 Michelle Heritage
(3.94) 		W 6-1
6-1		 4.33 3.80
10/29/2021 Adult 18+
4.0		 ES-TRCSV-18 (ES)
Southwest		 S2 Nicole Gavin
(3.64) 		W 6-3
4-6
1-0		 3.70 3.64
10/24/2021 Adult 18+
4.0		 ES-TRCSV-18 (ES)
Southwest		 S2 Lien Nguyen
(3.62) 		W 7-5
4-6
1-0		 3.64 3.61
10/17/2021 Adult 18+
4.0		 ES-TRCSV-18 (ES)
Southwest		 S2 Geeta Sandberg
(3.37) 		W 6-1
6-0		 3.80 3.63
10/16/2021 Adult 40+
4.5		 High Hopes
Southwest		 S1 Nicole Gavin
(3.71) 		W 5-7
6-4
1-0		 3.73 3.60
10/14/2021 Adult 40+
4.0		 SAZ-Donna Qabazard- TRC
Southwest		 S1 Lien Nguyen
(3.61) 		W 7-5
1-6
1-0		 3.56 3.55
10/10/2021 Adult 18+
4.0		 ES-TRCSV-18 (ES)
Southwest		 S1 Tara Harper
(3.76) 		L 3-6
6-2
1-0		 3.70 3.58
10/05/2021 Adult 40+
4.0		 SAZ-Donna Qabazard- TRC
Southwest		 S1 Gina Streck
(3.56) 		W 7-5
7-5		 3.65 3.55
09/18/2021 Adult 40+
4.5		 High Hopes
Southwest		 S1 Terry Landowski
(3.49) 		W 7-6
7-6		 3.53 3.53
05/22/2021 Adult 18+
4.0		 Mother Truckers
Southwest		 S2 Elaine Knox
(3.77) 		L 6-3
6-4		 3.63 3.54
05/13/2021 Adult 18+
4.0		 Mother Truckers
Southwest		 S1 Kristin Shilson
(3.56) 		L 6-1
6-2		 3.22 3.47
05/08/2021 Adult 18+
4.0		 Mother Truckers
Southwest		 S2 Camille Chrzanowski
(3.13) 		W 6-2
6-2		 3.42 3.56
04/10/2021 Adult 18+
4.0		 Mother Truckers
Southwest		 S2 Kristin Shilson
(3.45) 		L 6-0
6-0		 2.97 3.50
04/01/2021 Adult 18+
4.0		 Mother Truckers
Southwest		 S2 Gena Luecke
(3.49) 		L 6-3
7-5		 3.36 3.62
03/27/2021 Adult 18+
4.0		 Mother Truckers
Southwest		 S2 Silvia Squillaci
(3.54) 		W 3-6
6-1
1-0		 3.63 3.69
12/12/2021 S1 Adult 40+
4.0
Flight
SAZ-Donna Qabazard- TRC
Southwest		 W TRC Together
Southwest
6-3
6-3		 Tara Harper (3.68)
Match: 3.88 Rating: 3.75
12/02/2021 S1 Adult 40+
4.0
SAZ-Donna Qabazard- TRC
Southwest		 W Bad News Broads
Southwest
6-4
6-4		 Jennifer Columbus (3.41)
Match: 3.51 Rating: 3.69
11/27/2021 S1 Adult 40+
4.5
High Hopes
Southwest		 L SAZ-Liz Hing/ TRC
Southwest
7-5
3-6
1-0		 Kristy Johnson (4.05)
Match: 4.05 Rating: 3.77
11/21/2021 S2 Adult 18+
4.0
ES-TRCSV-18 (ES)
Southwest		 L Bad News Broads
Southwest
5-7
7-6
1-0		 Tara Harper (3.64)
Match: 3.64 Rating: 3.67
11/14/2021 S2 Adult 18+
4.0
ES-TRCSV-18 (ES)
Southwest		 L Racquettes - 18+
Southwest
6-3
6-1		 Lien Nguyen (3.76)
Match: 3.47 Rating: 3.65
11/13/2021 S1 Adult 40+
4.0
SAZ-Donna Qabazard- TRC
Southwest		 W TRCSV-40+
Southwest
6-2
6-3		 Dorothy Thomas (3.30)
Match: 3.55 Rating: 3.70
11/07/2021 S1 Adult 18+
4.0
ES-TRCSV-18 (ES)
Southwest		 L OV Tough Love
Southwest
6-4
6-4		 Gena Luecke (3.48)
Match: 3.38 Rating: 3.65
11/02/2021 S1 Adult 18+
4.0
ES-TRCSV-18 (ES)
Southwest		 W Racquettes - 18+
Southwest
6-0
2-0		 Caroline Phelps (3.62)
Match: 4.10 Rating: 3.79
10/30/2021 S1 Adult 40+
4.5
High Hopes
Southwest		 W El Con Sugoi
Southwest
6-1
6-1		 Michelle Heritage (3.94)
Match: 4.33 Rating: 3.80
10/29/2021 S2 Adult 18+
4.0
ES-TRCSV-18 (ES)
Southwest		 W Bad News Broads
Southwest
6-3
4-6
1-0		 Nicole Gavin (3.64)
Match: 3.70 Rating: 3.64
10/24/2021 S2 Adult 18+
4.0
ES-TRCSV-18 (ES)
Southwest		 W Racquettes - 18+
Southwest
7-5
4-6
1-0		 Lien Nguyen (3.62)
Match: 3.64 Rating: 3.61
10/17/2021 S2 Adult 18+
4.0
ES-TRCSV-18 (ES)
Southwest		 W OV Tough Love
Southwest
6-1
6-0		 Geeta Sandberg (3.37)
Match: 3.80 Rating: 3.63
10/16/2021 S1 Adult 40+
4.5
High Hopes
Southwest		 W SAZ-Liz Hing/ TRC
Southwest
5-7
6-4
1-0		 Nicole Gavin (3.71)
Match: 3.73 Rating: 3.60
10/14/2021 S1 Adult 40+
4.0
SAZ-Donna Qabazard- TRC
Southwest		 W Racquettes - 40+
Southwest
7-5
1-6
1-0		 Lien Nguyen (3.61)
Match: 3.56 Rating: 3.55
10/10/2021 S1 Adult 18+
4.0
ES-TRCSV-18 (ES)
Southwest		 L Bad News Broads
Southwest
3-6
6-2
1-0		 Tara Harper (3.76)
Match: 3.70 Rating: 3.58
10/05/2021 S1 Adult 40+
4.0
SAZ-Donna Qabazard- TRC
Southwest		 W TRCSV-40+
Southwest
7-5
7-5		 Gina Streck (3.56)
Match: 3.65 Rating: 3.55
09/18/2021 S1 Adult 40+
4.5
High Hopes
Southwest		 W El Con Sugoi
Southwest
7-6
7-6		 Terry Landowski (3.49)
Match: 3.53 Rating: 3.53
05/22/2021 S2 Adult 18+
4.0
Mother Truckers
Southwest		 L Racquettes - 18+
Southwest
6-3
6-4		 Elaine Knox (3.77)
Match: 3.63 Rating: 3.54
05/13/2021 S1 Adult 18+
4.0
Mother Truckers
Southwest		 L SAZ 4.0 Women- Sandra Vomaska
Southwest
6-1
6-2		 Kristin Shilson (3.56)
Match: 3.22 Rating: 3.47
05/08/2021 S2 Adult 18+
4.0
Mother Truckers
Southwest		 W Fireball 4.0
Southwest
6-2
6-2		 Camille Chrzanowski (3.13)
Match: 3.42 Rating: 3.56
04/10/2021 S2 Adult 18+
4.0
Mother Truckers
Southwest		 L SAZ 4.0 Women- Sandra Vomaska
Southwest
6-0
6-0		 Kristin Shilson (3.45)
Match: 2.97 Rating: 3.50
04/01/2021 S2 Adult 18+
4.0
Mother Truckers
Southwest		 L Fireball 4.0
Southwest
6-3
7-5		 Gena Luecke (3.49)
Match: 3.36 Rating: 3.62
03/27/2021 S2 Adult 18+
4.0
Mother Truckers
Southwest		 W Bad News Broads
Southwest
3-6
6-1
1-0		 Silvia Squillaci (3.54)
Match: 3.63 Rating: 3.69
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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