Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2023) View Advanced Player Stats
William Mahaffy (Aurora, CO)
Male 		4.0 C
12/31/2024
Estimated Dynamic Rating 3.7045
12/12/2024
Projected Year End Rating ------
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4.0 Rating Meter
Rating Meter
3.5001 - 4.0000
Recent Match History Current Rating History
2023 Overall Season [Doubles]
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 18+ 4.0 6 1 5 0 16.7 13 3 10 23.1 105 47 58 44.8 0
Adult 40+ 4.0 4 2 2 0 50.0 9 4 5 44.4 75 33 42 44.0 0
Adult Other 4.0 4 4 0 0 100.0 11 8 3 72.7 83 44 39 53.0 0
Total 14 7 7 0 50.0 33 15 18 45.5 263 124 139 47.1 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
09/05/2023 Adult Other
4.0		 APR-E GREEN
Intermountain		 D1 Mark Kruk
(3.57) 		Boyce Markham
(3.57)
Jason Wang
(3.67) 		W 7-6
2-6
1-0		 3.64 3.69
08/29/2023 Adult Other
4.0		 APR-E GREEN
Intermountain		 D1 Bruce Eldredge
(3.85) 		Bruce Silver
(3.63)
David Baker
(3.91) 		W 6-4
6-3		 3.84 3.72
08/22/2023 Adult Other
4.0		 APR-E GREEN
Intermountain		 D1 Bruce Eldredge
(3.85) 		Kevin Ray
(3.75)
Brian Wylie
(3.76) 		W 6-3
3-6
1-0		 3.71 3.69
08/08/2023 Adult Other
4.0		 APR-E GREEN
Intermountain		 D1 Bruce Eldredge
(3.87) 		Sean OConnor
(3.79)
Josh Lozow
(3.76) 		W 4-6
7-5
1-0		 3.70 3.69
07/12/2023 Adult 40+
4.0		 APR-U RED
Intermountain		 D2 Dustin Tran
(3.63) 		Jeffrey Raval
(3.42)
Jeremy Thomas
(3.65) 		L 6-4
6-1		 3.33 3.66
06/28/2023 Adult 40+
4.0		 APR-U RED
Intermountain		 D1 Bruce Eldredge
(3.82) 		Adam Poe
(3.53)
Jeff Robert
(3.68) 		W 6-4
6-3		 3.70 3.71
06/14/2023 Adult 40+
4.0		 APR-U RED
Intermountain		 D1 Bruce Eldredge
(3.80) 		Bob Lees
(3.92)
Jonah Staller
(3.71) 		W 7-5
3-6
1-0		 3.76 3.72
06/07/2023 Adult 40+
4.0		 APR-U RED
Intermountain		 D1 Bruce Eldredge
(3.80) 		Thorn Luth
(3.89)
David Morrison
(3.84) 		L 6-4
6-1		 3.57 3.70
05/31/2023 Adult 18+
4.0		 APR-U GREEN
Intermountain		 D1 Bruce Eldredge
(3.81) 		Hervey Pierre
(3.93)
Tobias Krause
(3.93) 		L 6-1
6-4		 3.64 3.70
05/29/2023 Adult 18+
4.0		 APR-U GREEN
Intermountain		 D1 Bruce Eldredge
(3.81) 		Ryan MacDowell
(3.72)
Tyler Hagnauer
(3.78) 		L 6-3
6-1		 S 3.71
05/24/2023 Adult 18+
4.0		 APR-U GREEN
Intermountain		 D1 Bruce Eldredge
(3.86) 		Chris Donald
(3.72)
Jason Wang
(3.67) 		L 6-4
2-6
1-0		 3.68 3.71
05/24/2023 Adult 18+
4.0		 APR-U GREEN
Intermountain		 D1 Bruce Eldredge
(3.78) 		Jeff Kinzler
(3.54)
Justin Jelinek
(3.47) 		W 6-0
6-0		 3.94 3.76
04/29/2023 Adult 18+
4.0		 APR-U GREEN
Intermountain		 D1 Bruce Eldredge
(3.82) 		Kevin Breault
(3.82)
Brian Winterling
(3.68) 		L 6-2
6-4		 3.50 3.68
04/26/2023 Adult 18+
4.0		 APR-U GREEN
Intermountain		 D1 Bruce Eldredge
(3.84) 		Josh Lozow
(3.71)
Sean OConnor
(3.77) 		L 7-6
6-4		 3.62 3.72
09/05/2023 D1 Adult Other
4.0
APR-E GREEN
Intermountain		 W GTC GREEN
Intermountain
Mark Kruk (3.57) 7-6
2-6
1-0		 Boyce Markham (3.57)
Jason Wang (3.67)
Match: 3.64 Rating: 3.69
08/29/2023 D1 Adult Other
4.0
APR-E GREEN
Intermountain		 W GTC NAVY
Intermountain
Bruce Eldredge (3.85) 6-4
6-3		 Bruce Silver (3.63)
David Baker (3.91)
Match: 3.84 Rating: 3.72
08/22/2023 D1 Adult Other
4.0
APR-E GREEN
Intermountain		 W CACM BLUE
Intermountain
Bruce Eldredge (3.85) 6-3
3-6
1-0		 Kevin Ray (3.75)
Brian Wylie (3.76)
Match: 3.71 Rating: 3.69
08/08/2023 D1 Adult Other
4.0
APR-E GREEN
Intermountain		 W GPTC RED
Intermountain
Bruce Eldredge (3.87) 4-6
7-5
1-0		 Sean OConnor (3.79)
Josh Lozow (3.76)
Match: 3.70 Rating: 3.69
07/12/2023 D2 Adult 40+
4.0
APR-U RED
Intermountain		 L SKY BLUE
Intermountain
Dustin Tran (3.63) 6-4
6-1		 Jeffrey Raval (3.42)
Jeremy Thomas (3.65)
Match: 3.33 Rating: 3.66
06/28/2023 D1 Adult 40+
4.0
APR-U RED
Intermountain		 W CM GREEN
Intermountain
Bruce Eldredge (3.82) 6-4
6-3		 Adam Poe (3.53)
Jeff Robert (3.68)
Match: 3.70 Rating: 3.71
06/14/2023 D1 Adult 40+
4.0
APR-U RED
Intermountain		 W CACM BLUE
Intermountain
Bruce Eldredge (3.80) 7-5
3-6
1-0		 Bob Lees (3.92)
Jonah Staller (3.71)
Match: 3.76 Rating: 3.72
06/07/2023 D1 Adult 40+
4.0
APR-U RED
Intermountain		 L CP BLUE
Intermountain
Bruce Eldredge (3.80) 6-4
6-1		 Thorn Luth (3.89)
David Morrison (3.84)
Match: 3.57 Rating: 3.70
05/31/2023 D1 Adult 18+
4.0
APR-U GREEN
Intermountain		 L CACM GREY
Intermountain
Bruce Eldredge (3.81) 6-1
6-4		 Hervey Pierre (3.93)
Tobias Krause (3.93)
Match: 3.64 Rating: 3.70
05/29/2023 D1 Adult 18+
4.0
APR-U GREEN
Intermountain		 L GTC GREEN
Intermountain
Bruce Eldredge (3.81) 6-3
6-1		 Ryan MacDowell (3.72)
Tyler Hagnauer (3.78)
Match: S Rating: 3.71
05/24/2023 D1 Adult 18+
4.0
APR-U GREEN
Intermountain		 L GTC BLUE
Intermountain
Bruce Eldredge (3.86) 6-4
2-6
1-0		 Chris Donald (3.72)
Jason Wang (3.67)
Match: 3.68 Rating: 3.71
05/24/2023 D1 Adult 18+
4.0
APR-U GREEN
Intermountain		 W CACM BLUE
Intermountain
Bruce Eldredge (3.78) 6-0
6-0		 Jeff Kinzler (3.54)
Justin Jelinek (3.47)
Match: 3.94 Rating: 3.76
04/29/2023 D1 Adult 18+
4.0
APR-U GREEN
Intermountain		 L SKY SILVER
Intermountain
Bruce Eldredge (3.82) 6-2
6-4		 Kevin Breault (3.82)
Brian Winterling (3.68)
Match: 3.50 Rating: 3.68
04/26/2023 D1 Adult 18+
4.0
APR-U GREEN
Intermountain		 L GPTC BLUE
Intermountain
Bruce Eldredge (3.84) 7-6
6-4		 Josh Lozow (3.71)
Sean OConnor (3.77)
Match: 3.62 Rating: 3.72
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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