Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2023) View Advanced Player Stats
David Stammerjohan (Carmichael, CA)
Male 		3.5 C
12/31/2024
Estimated Dynamic Rating 3.5511
2/6/2025
Projected Year End Rating ------
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3.5 Rating Meter
Rating Meter
3.0001 - 3.5000
Recent Match History Current Rating History
2023 Adult 40+ Season
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 40+ 3.5 13 7 6 0 53.8 30 17 13 56.7 227 121 106 53.3 0
Adult 40+ 4.0 4 1 3 0 25.0 12 5 7 41.7 77 37 40 48.1 0
Total 17 8 9 0 47.1 42 22 20 52.4 304 158 146 52.0 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
05/14/2023 Adult 40+
3.5
Sectionals		 GOLD RIVER RC 40AM3.5A
No California		 D3 Scott Heisler
(3.42) 		Steve Fisher
(3.42)
Sanjay Vadlamani
(3.59) 		L 6-4
6-3		 3.45 3.59
05/13/2023 Adult 40+
3.5
Sectionals		 GOLD RIVER RC 40AM3.5A
No California		 D1 Toss Lim
(3.37) 		Corbin Bennett
(3.66)
David Peltola
(3.58) 		L 6-2
6-1		 3.42 3.60
05/12/2023 Adult 40+
3.5
Sectionals		 GOLD RIVER RC 40AM3.5A
No California		 D2 Toss Lim
(3.38) 		Juan Cruz Cuevas
(3.68)
Jonathan Nazareno
(3.45) 		L 6-4
4-6
1-0		 3.66 3.64
05/12/2023 Adult 40+
3.5
Sectionals		 GOLD RIVER RC 40AM3.5A
No California		 D1 Toss Lim
(3.35) 		Jasbir Gulati
(3.53)
Jaydeep Christian
(3.48) 		L 3-6
6-2
1-0		 3.59 3.62
03/23/2023 Adult 40+
3.5
Flight		 GOLD RIVER RC 40AM3.5A
No California		 D1 Toss Lim
(3.44) 		Bill Magavern
(3.49)
Sudheer Padinchara
(3.38) 		W 6-4
6-1		 3.75 3.63
03/15/2023 Adult 40+
3.5		 GOLD RIVER RC 40AM3.5A
No California		 D1 Toss Lim
(3.46) 		Eric Morita
(3.47)
Travis Tremble
(3.35) 		W 6-3
6-3		 3.67 3.59
03/10/2023 Adult 40+
4.0		 SPARE TIME INDOOR TC 40AM4.0A
No California		 S1 Raymundo Orizonte
(3.72) 		L 4-6
6-4
1-0		 S 3.59
03/04/2023 Adult 40+
3.5		 GOLD RIVER RC 40AM3.5A
No California		 D1 James Funaoka
(3.35) 		Randy Shepherd
(3.05)
Wayne Robello
(3.44) 		W 6-3
6-0		 3.70 3.59
02/20/2023 Adult 40+
3.5		 GOLD RIVER RC 40AM3.5A
No California		 D1 Toss Lim
(3.39) 		Shyam Kallepalli
(3.43)
Mahesh Ghorpade
(3.36) 		W 6-1
6-1		 3.83 3.59
02/18/2023 Adult 40+
3.5		 GOLD RIVER RC 40AM3.5A
No California		 D1 Nathan Wieler
(3.38) 		Siva Yerramilli
(3.37)
Vivek Narra
(3.38) 		W 1-6
7-5
1-0		 3.42 3.50
02/16/2023 Adult 40+
4.0		 SPARE TIME INDOOR TC 40AM4.0A
No California		 D3 Scott Heisler
(3.32) 		Chirdeep Bhutani
(3.83)
Floyd Goldstein
(3.87) 		L 3-6
6-3
1-0		 3.90 3.57
02/11/2023 Adult 40+
3.5		 GOLD RIVER RC 40AM3.5A
No California		 D1 Nathan Wieler
(3.32) 		Bill Magavern
(3.46)
Sudheer Padinchara
(3.36) 		W 6-2
6-4		 3.67 3.50
02/03/2023 Adult 40+
3.5		 GOLD RIVER RC 40AM3.5A
No California		 D3 Jose Mena
(3.29) 		Mohan Ayappagari
(3.40)
siva reddybathula
(3.22) 		W 6-3
6-3		 3.58 3.46
01/22/2023 Adult 40+
4.0		 SPARE TIME INDOOR TC 40AM4.0A
No California		 D3 Aaron Prince
(3.59) 		Dennis Arendain
(3.69)
EARL PENALOSA
(-----) 		W 6-4
1-6
1-0		 S 3.43
01/20/2023 Adult 40+
3.5		 GOLD RIVER RC 40AM3.5A
No California		 S1 Adam Andresen
(-----) 		L 6-3
6-1		 S 3.43
01/14/2023 Adult 40+
4.0		 SPARE TIME INDOOR TC 40AM4.0A
No California		 D3 Todd Humphrey
(3.91) 		Shawn Doyle
(3.51)
Rusty Mendoza
(3.51) 		L 2-6
6-4
1-0		 3.31 3.43
05/14/2023 D3 Adult 40+
3.5
Sectionals
GOLD RIVER RC 40AM3.5A
No California		 L BAY CLUB COURTSIDE 40AM3.5A
No California
Scott Heisler (3.42) 6-4
6-3		 Steve Fisher (3.42)
Sanjay Vadlamani (3.59)
Match: 3.45 Rating: 3.59
05/13/2023 D1 Adult 40+
3.5
Sectionals
GOLD RIVER RC 40AM3.5A
No California		 L SIERRA SPORT 40AM3.5A
No California
Toss Lim (3.37) 6-2
6-1		 Corbin Bennett (3.66)
David Peltola (3.58)
Match: 3.42 Rating: 3.60
05/12/2023 D2 Adult 40+
3.5
Sectionals
GOLD RIVER RC 40AM3.5A
No California		 L SAN CARLOS TC/ARGUELLO PK 40AM3.5A
No California
Toss Lim (3.38) 6-4
4-6
1-0		 Juan Cruz Cuevas (3.68)
Jonathan Nazareno (3.45)
Match: 3.66 Rating: 3.64
05/12/2023 D1 Adult 40+
3.5
Sectionals
GOLD RIVER RC 40AM3.5A
No California		 L MHTTF/DISCOVERY BAY COMMUNITY CTR 40AM3.5A
No California
Toss Lim (3.35) 3-6
6-2
1-0		 Jasbir Gulati (3.53)
Jaydeep Christian (3.48)
Match: 3.59 Rating: 3.62
03/23/2023 D1 Adult 40+
3.5
Flight
GOLD RIVER RC 40AM3.5A
No California		 W PARK TERRACE 40AM3.5A
No California
Toss Lim (3.44) 6-4
6-1		 Bill Magavern (3.49)
Sudheer Padinchara (3.38)
Match: 3.75 Rating: 3.63
03/15/2023 D1 Adult 40+
3.5
GOLD RIVER RC 40AM3.5A
No California		 W JOHNSON RANCH 40AM3.5B
No California
Toss Lim (3.46) 6-3
6-3		 Eric Morita (3.47)
Travis Tremble (3.35)
Match: 3.67 Rating: 3.59
03/10/2023 S1 Adult 40+
4.0
SPARE TIME INDOOR TC 40AM4.0A
No California		 L MAHANY PK 40AM4.0A
No California
4-6
6-4
1-0		 Raymundo Orizonte (3.72)
Match: S Rating: 3.59
03/04/2023 D1 Adult 40+
3.5
GOLD RIVER RC 40AM3.5A
No California		 W GOLD RIVER RC 40AM3.5B
No California
James Funaoka (3.35) 6-3
6-0		 Randy Shepherd (3.05)
Wayne Robello (3.44)
Match: 3.70 Rating: 3.59
02/20/2023 D1 Adult 40+
3.5
GOLD RIVER RC 40AM3.5A
No California		 W ED MITCHELL PK 40AM3.5B
No California
Toss Lim (3.39) 6-1
6-1		 Shyam Kallepalli (3.43)
Mahesh Ghorpade (3.36)
Match: 3.83 Rating: 3.59
02/18/2023 D1 Adult 40+
3.5
GOLD RIVER RC 40AM3.5A
No California		 W ED MITCHELL PK 40AM3.5C
No California
Nathan Wieler (3.38) 1-6
7-5
1-0		 Siva Yerramilli (3.37)
Vivek Narra (3.38)
Match: 3.42 Rating: 3.50
02/16/2023 D3 Adult 40+
4.0
SPARE TIME INDOOR TC 40AM4.0A
No California		 L ROSEVILLE LIFE TIME 40AM4.0A
No California
Scott Heisler (3.32) 3-6
6-3
1-0		 Chirdeep Bhutani (3.83)
Floyd Goldstein (3.87)
Match: 3.90 Rating: 3.57
02/11/2023 D1 Adult 40+
3.5
GOLD RIVER RC 40AM3.5A
No California		 W PARK TERRACE 40AM3.5A
No California
Nathan Wieler (3.32) 6-2
6-4		 Bill Magavern (3.46)
Sudheer Padinchara (3.36)
Match: 3.67 Rating: 3.50
02/03/2023 D3 Adult 40+
3.5
GOLD RIVER RC 40AM3.5A
No California		 W ED MITCHELL PK 40AM3.5A
No California
Jose Mena (3.29) 6-3
6-3		 Mohan Ayappagari (3.40)
siva reddybathula (3.22)
Match: 3.58 Rating: 3.46
01/22/2023 D3 Adult 40+
4.0
SPARE TIME INDOOR TC 40AM4.0A
No California		 W MAHANY PK 40AM4.0A
No California
Aaron Prince (3.59) 6-4
1-6
1-0		 Dennis Arendain (3.69)
EARL PENALOSA (-----)
Match: S Rating: 3.43
01/20/2023 S1 Adult 40+
3.5
GOLD RIVER RC 40AM3.5A
No California		 L JOHNSON RANCH 40AM3.5A
No California
6-3
6-1		 Adam Andresen (-----)
Match: S Rating: 3.43
01/14/2023 D3 Adult 40+
4.0
SPARE TIME INDOOR TC 40AM4.0A
No California		 L ROSEVILLE LIFE TIME 40AM4.0A
No California
Todd Humphrey (3.91) 2-6
6-4
1-0		 Shawn Doyle (3.51)
Rusty Mendoza (3.51)
Match: 3.31 Rating: 3.43
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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