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Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point

Match History (2021)

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Diann Bolonchuk (SIOUX FALLS, SD) Female	4.5 C 12/31/2022
Estimated Dynamic Rating	4.3678 6/23/2024
Projected Year End Rating	------ ----------

4.5 Rating Meter

4.0001 - 4.5000

Recent Match History Current Rating History

4.5 Rating Meter

Recent Match History
Current Rating Season

2021 Overall Season

League/Level	Total Matches	Win	Loss	Tie	WPct	Total Sets	Win	Loss	WPct	Total Games	Win	Loss	WPct	Defaults
Adult 18+ 4.5	6	4	2	0	66.7	14	9	5	64.3	106	63	43	59.4	0
Adult Other 4.5	4	4	0	0	100.0	8	8	0	100.0	67	49	18	73.1	0
Total	10	8	2	0	80.0	22	17	5	77.3	173	112	61	64.7	0

Match Date	League	Team	Court	Partner	Opponent(s)	W/L	Result	Match	Rating
09/26/2021	Tournament NW4.5s	Colorado State Open	F		Mindy Tabakin (-----)	W	6-7 7-5 1-0	S	-----
09/25/2021	Tournament NW4.5s	Colorado State Open	S		Kimberly Allen (4.24)	W	6-4 6-4	S	-----
09/24/2021	Tournament W55s	Colorado State Open	F		Cyndy Besselievre (4.19)	W	3-6 6-4 1-0	S	-----
09/23/2021	Tournament NW4.5s	Colorado State Open	Q		Rachel Frisz (-----)	W	6-1 6-2	S	-----
09/21/2021	Tournament NW4.5s	Colorado State Open	16		Alli Berry (3.77)	W	7-6 4-6 1-0	S	-----
09/06/2021	Adult Other 4.5	LTFC GOLD Intermountain	S1		Dorothy Ripka (3.92)	W	6-0 6-1	4.35	4.30
08/16/2021	Adult Other 4.5	LTFC GOLD Intermountain	S1		Melissa Griese (4.02)	W	6-4 6-0	4.31	4.30
08/02/2021	Adult Other 4.5	LTFC GOLD Intermountain	S1		Mikele Smith (4.01)	W	6-1 6-2	4.35	4.30
07/26/2021	Adult Other 4.5	LTFC GOLD Intermountain	D2	Colleen Carlson (4.08)	Juliet Beckman (3.98) Diem Phan-Boyer (3.94)	W	6-4 7-6	4.15	4.27
05/25/2021	Adult 18+ 4.5	SSLT PINK Intermountain	S1		Angel Spivak (3.98)	W	6-0 6-0	4.46	4.32
05/18/2021	Adult 18+ 4.5	SSLT PINK Intermountain	S2		Emily Loewenthal (4.27)	W	6-7 6-4 1-0	4.31	4.27
05/11/2021	Adult 18+ 4.5	SSLT PINK Intermountain	S1		Deborah Weis (4.18)	W	6-2 6-2	4.47	4.32
05/04/2021	Adult 18+ 4.5	SSLT PINK Intermountain	S1		Michelle Fournier (4.04)	L	6-2 5-7 1-0	3.97	4.24
04/27/2021	Adult 18+ 4.5	SSLT PINK Intermountain	S2		Emily Loewenthal (4.23)	L	6-4 6-1	3.99	4.22
04/20/2021	Adult 18+ 4.5	SSLT PINK Intermountain	S1		Claire Douthit (4.20)	W	6-1 6-3	4.49	4.34
04/13/2021	Tournament NW4.5d	South Suburban Spring Fling Doubles Challenge	S	Randi Welch (4.14)	Megan Abeyta (3.95) Amanda Wootton (4.29)	L	7-6 1-6 1-0	4.28	-----
04/12/2021	Tournament NW4.5d	South Suburban Spring Fling Doubles Challenge	Q	Randi Welch (4.14)	Erika Preuss (4.03) Mitzi Johnson (3.96)	W	6-2 6-4	4.28	-----
04/10/2021	Tournament NW4.5d	South Suburban Spring Fling Doubles Challenge	16	Randi Welch (4.14)	Khanh Huyen (4.21) Karin Frenz (4.04)	W	6-0 6-3	4.55	-----
02/09/2021	Tournament NW4.5d	South Suburban Valentine's Classic Tournament	Q	Sherry Ertelt (4.06)	Kristina Brandner (4.20) Tonya Laden (4.15)	L	0-6 6-2 1-0	4.34	-----

Colorado State Open
09/26/2021	F	Tournament NW4.5s
	W
	6-7 7-5 1-0	Mindy Tabakin (-----)
Match: S		Rating: -----

Colorado State Open
09/25/2021	S	Tournament NW4.5s
	W
	6-4 6-4	Kimberly Allen (4.24)
Match: S		Rating: -----

Colorado State Open
09/24/2021	F	Tournament W55s
	W
	3-6 6-4 1-0	Cyndy Besselievre (4.19)
Match: S		Rating: -----

Colorado State Open
09/23/2021	Q	Tournament NW4.5s
	W
	6-1 6-2	Rachel Frisz (-----)
Match: S		Rating: -----

Colorado State Open
09/21/2021	16	Tournament NW4.5s
	W
	7-6 4-6 1-0	Alli Berry (3.77)
Match: S		Rating: -----

09/06/2021	S1	Adult Other 4.5
LTFC GOLD Intermountain	W	PCC BLUE Intermountain
	6-0 6-1	Dorothy Ripka (3.92)
Match: 4.35		Rating: 4.30

08/16/2021	S1	Adult Other 4.5
LTFC GOLD Intermountain	W	LTFC YELLOW Intermountain
	6-4 6-0	Melissa Griese (4.02)
Match: 4.31		Rating: 4.30

08/02/2021	S1	Adult Other 4.5
LTFC GOLD Intermountain	W	CACI BLUE Intermountain
	6-1 6-2	Mikele Smith (4.01)
Match: 4.35		Rating: 4.30

07/26/2021	D2	Adult Other 4.5
LTFC GOLD Intermountain	W	SSH GOLD Intermountain
Colleen Carlson (4.08)	6-4 7-6	Juliet Beckman (3.98) Diem Phan-Boyer (3.94)
Match: 4.15		Rating: 4.27

05/25/2021	S1	Adult 18+ 4.5
SSLT PINK Intermountain	W	CACI SILVER Intermountain
	6-0 6-0	Angel Spivak (3.98)
Match: 4.46		Rating: 4.32

05/18/2021	S2	Adult 18+ 4.5
SSLT PINK Intermountain	W	GAC BLACK Intermountain
	6-7 6-4 1-0	Emily Loewenthal (4.27)
Match: 4.31		Rating: 4.27

05/11/2021	S1	Adult 18+ 4.5
SSLT PINK Intermountain	W	APR RED Intermountain
	6-2 6-2	Deborah Weis (4.18)
Match: 4.47		Rating: 4.32

05/04/2021	S1	Adult 18+ 4.5
SSLT PINK Intermountain	L	CACI SILVER Intermountain
	6-2 5-7 1-0	Michelle Fournier (4.04)
Match: 3.97		Rating: 4.24

04/27/2021	S2	Adult 18+ 4.5
SSLT PINK Intermountain	L	GAC BLACK Intermountain
	6-4 6-1	Emily Loewenthal (4.23)
Match: 3.99		Rating: 4.22

04/20/2021	S1	Adult 18+ 4.5
SSLT PINK Intermountain	W	APR RED Intermountain
	6-1 6-3	Claire Douthit (4.20)
Match: 4.49		Rating: 4.34

South Suburban Spring Fling Doubles Challenge
04/13/2021	S	Tournament NW4.5d
	L
Randi Welch (4.14)	7-6 1-6 1-0	Megan Abeyta (3.95) Amanda Wootton (4.29)
Match: 4.28		Rating: -----

South Suburban Spring Fling Doubles Challenge
04/12/2021	Q	Tournament NW4.5d
	W
Randi Welch (4.14)	6-2 6-4	Erika Preuss (4.03) Mitzi Johnson (3.96)
Match: 4.28		Rating: -----

South Suburban Spring Fling Doubles Challenge
04/10/2021	16	Tournament NW4.5d
	W
Randi Welch (4.14)	6-0 6-3	Khanh Huyen (4.21) Karin Frenz (4.04)
Match: 4.55		Rating: -----

South Suburban Valentine's Classic Tournament
02/09/2021	Q	Tournament NW4.5d
	L
Sherry Ertelt (4.06)	0-6 6-2 1-0	Kristina Brandner (4.20) Tonya Laden (4.15)
Match: 4.34		Rating: -----

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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