Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2023) View Advanced Player Stats
Katie Costa (Merrimack, NH)
Female 		------
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Estimated Dynamic Rating ------
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Projected Year End Rating ------
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Rating Meter
N/A
Recent Match History Current Rating History
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
11/04/2023 Tournament
G16s		 Longfellow NH BG 12, 14, 16, 18 (Round Robin) R3 Victoria Vazna
(-----) 		W 4-2
4-2		 S -----
11/04/2023 Tournament
G16s		 Longfellow NH BG 12, 14, 16, 18 (Round Robin) R2 Thais Stanzione
(-----) 		L 4-1
2-4
1-0		 S -----
11/04/2023 Tournament
G16s		 Longfellow NH BG 12, 14, 16, 18 (Round Robin) R1 Sofia Kovarzin
(-----) 		W 4-0
4-0		 S -----
09/16/2023 Tournament
G16s		 Longfellow NH BG 12s, 14s, 16s, 18s (Round Robin) R3 Sophie Kim
(-----) 		L 4-1
4-0		 S -----
09/16/2023 Tournament
G16s		 Longfellow NH BG 12s, 14s, 16s, 18s (Round Robin) R2 Thais Stanzione
(-----) 		L 5-3
4-1		 S -----
09/16/2023 Tournament
G16s		 Longfellow NH BG 12s, 14s, 16s, 18s (Round Robin) R1 Campbell White
(-----) 		W 4-1
4-1		 S -----
08/20/2023 Tournament
G16s		 Longfellow NH Girls 12 & 16 C-Q Laura Chapman
(-----) 		L 6-2
6-0		 S -----
08/19/2023 Tournament
G16s		 Longfellow NH Girls 12 & 16 16 Naomi Provost
(-----) 		L 6-1
6-3		 S -----
07/15/2023 Tournament
G16s		 SPARK BG 16s, 18s (Round Robin) R4 Sophie Kim
(-----) 		W 0-4
4-2
1-0		 S -----
07/15/2023 Tournament
G16s		 SPARK BG 16s, 18s (Round Robin) R3 Natalie Angelos
(-----) 		W 4-0
4-0		 S -----
07/15/2023 Tournament
G16s		 SPARK BG 16s, 18s (Round Robin) R1 Jordan Fiorentino
(-----) 		W 4-1
4-0		 S -----
03/18/2023 Tournament
G16s		 Longfellow NH BG 12’s, 14’s 16’s & 18’s (Round Robin) R3 Roxanne Feldman
(-----) 		L 5-3
4-2		 S -----
03/18/2023 Tournament
G16s		 Longfellow NH BG 12’s, 14’s 16’s & 18’s (Round Robin) R2 Justine Porowski
(-----) 		W 1-4
4-2
1-0		 S -----
03/18/2023 Tournament
G16s		 Longfellow NH BG 12’s, 14’s 16’s & 18’s (Round Robin) R1 Jordan Fiorentino
(-----) 		W 4-1
2-4
1-0		 S -----
01/15/2023 Tournament
G16s		 Longfellow New Hampshire BG 16s Round Robin R3 Serena Shaikh
(-----) 		L 4-0
4-0		 S -----
01/15/2023 Tournament
G16s		 Longfellow New Hampshire BG 16s Round Robin R2 Laura Chapman
(-----) 		L 4-0
4-1		 S -----
01/15/2023 Tournament
G16s		 Longfellow New Hampshire BG 16s Round Robin R1 Louisa Kirk
(-----) 		L 4-1
4-1		 S -----
12/31/2022 Tournament
G16s		 Longfellow NH BG 12’s, 16’s, 18’s New Year (Round Robin) R3 Sophia Turker
(-----) 		W 0-4
4-2
1-0		 S -----
12/31/2022 Tournament
G16s		 Longfellow NH BG 12’s, 16’s, 18’s New Year (Round Robin) R1 Sarah Yang
(-----) 		W 2-4
4-0
1-0		 S -----
11/19/2022 Tournament
G16s		 Longfellow NH BG 12’s, 14’s, 16’s & 18’s Round Robin R3 Justine Porowski
(-----) 		L 4-2
4-2		 S -----
11/19/2022 Tournament
G16s		 Longfellow NH BG 12’s, 14’s, 16’s & 18’s Round Robin R5 Caroline Cosgrove
(-----) 		L 4-0
4-0		 S -----
11/19/2022 Tournament
G16s		 Longfellow NH BG 12’s, 14’s, 16’s & 18’s Round Robin R1 Nadia Uzelac
(-----) 		L 4-2
4-0		 S -----
11/05/2022 Tournament
G16s		 Longfellow NH Boys & Girls 12’s, 14’s, 16’s, & 18’s Round Robin R3 YiYi Wang
(-----) 		L 4-0
4-0		 S -----
11/05/2022 Tournament
G16s		 Longfellow NH Boys & Girls 12’s, 14’s, 16’s, & 18’s Round Robin R2 Sophia Correnti
(-----) 		L 4-0
4-1		 S -----
11/05/2022 Tournament
G16s		 Longfellow NH Boys & Girls 12’s, 14’s, 16’s, & 18’s Round Robin R1 anya koshy
(-----) 		W 2-4
5-3
1-0		 S -----
Longfellow NH BG 12, 14, 16, 18 (Round Robin)
11/04/2023 R3 Tournament
G16s
W
4-2
4-2		 Victoria Vazna (-----)
Match: S Rating: -----
Longfellow NH BG 12, 14, 16, 18 (Round Robin)
11/04/2023 R2 Tournament
G16s
L
4-1
2-4
1-0		 Thais Stanzione (-----)
Match: S Rating: -----
Longfellow NH BG 12, 14, 16, 18 (Round Robin)
11/04/2023 R1 Tournament
G16s
W
4-0
4-0		 Sofia Kovarzin (-----)
Match: S Rating: -----
Longfellow NH BG 12s, 14s, 16s, 18s (Round Robin)
09/16/2023 R3 Tournament
G16s
L
4-1
4-0		 Sophie Kim (-----)
Match: S Rating: -----
Longfellow NH BG 12s, 14s, 16s, 18s (Round Robin)
09/16/2023 R2 Tournament
G16s
L
5-3
4-1		 Thais Stanzione (-----)
Match: S Rating: -----
Longfellow NH BG 12s, 14s, 16s, 18s (Round Robin)
09/16/2023 R1 Tournament
G16s
W
4-1
4-1		 Campbell White (-----)
Match: S Rating: -----
Longfellow NH Girls 12 & 16
08/20/2023 C-Q Tournament
G16s
L
6-2
6-0		 Laura Chapman (-----)
Match: S Rating: -----
Longfellow NH Girls 12 & 16
08/19/2023 16 Tournament
G16s
L
6-1
6-3		 Naomi Provost (-----)
Match: S Rating: -----
SPARK BG 16s, 18s (Round Robin)
07/15/2023 R4 Tournament
G16s
W
0-4
4-2
1-0		 Sophie Kim (-----)
Match: S Rating: -----
SPARK BG 16s, 18s (Round Robin)
07/15/2023 R3 Tournament
G16s
W
4-0
4-0		 Natalie Angelos (-----)
Match: S Rating: -----
SPARK BG 16s, 18s (Round Robin)
07/15/2023 R1 Tournament
G16s
W
4-1
4-0		 Jordan Fiorentino (-----)
Match: S Rating: -----
Longfellow NH BG 12’s, 14’s 16’s & 18’s (Round Robin)
03/18/2023 R3 Tournament
G16s
L
5-3
4-2		 Roxanne Feldman (-----)
Match: S Rating: -----
Longfellow NH BG 12’s, 14’s 16’s & 18’s (Round Robin)
03/18/2023 R2 Tournament
G16s
W
1-4
4-2
1-0		 Justine Porowski (-----)
Match: S Rating: -----
Longfellow NH BG 12’s, 14’s 16’s & 18’s (Round Robin)
03/18/2023 R1 Tournament
G16s
W
4-1
2-4
1-0		 Jordan Fiorentino (-----)
Match: S Rating: -----
Longfellow New Hampshire BG 16s Round Robin
01/15/2023 R3 Tournament
G16s
L
4-0
4-0		 Serena Shaikh (-----)
Match: S Rating: -----
Longfellow New Hampshire BG 16s Round Robin
01/15/2023 R2 Tournament
G16s
L
4-0
4-1		 Laura Chapman (-----)
Match: S Rating: -----
Longfellow New Hampshire BG 16s Round Robin
01/15/2023 R1 Tournament
G16s
L
4-1
4-1		 Louisa Kirk (-----)
Match: S Rating: -----
Longfellow NH BG 12’s, 16’s, 18’s New Year (Round Robin)
12/31/2022 R3 Tournament
G16s
W
0-4
4-2
1-0		 Sophia Turker (-----)
Match: S Rating: -----
Longfellow NH BG 12’s, 16’s, 18’s New Year (Round Robin)
12/31/2022 R1 Tournament
G16s
W
2-4
4-0
1-0		 Sarah Yang (-----)
Match: S Rating: -----
Longfellow NH BG 12’s, 14’s, 16’s & 18’s Round Robin
11/19/2022 R3 Tournament
G16s
L
4-2
4-2		 Justine Porowski (-----)
Match: S Rating: -----
Longfellow NH BG 12’s, 14’s, 16’s & 18’s Round Robin
11/19/2022 R5 Tournament
G16s
L
4-0
4-0		 Caroline Cosgrove (-----)
Match: S Rating: -----
Longfellow NH BG 12’s, 14’s, 16’s & 18’s Round Robin
11/19/2022 R1 Tournament
G16s
L
4-2
4-0		 Nadia Uzelac (-----)
Match: S Rating: -----
Longfellow NH Boys & Girls 12’s, 14’s, 16’s, & 18’s Round Robin
11/05/2022 R3 Tournament
G16s
L
4-0
4-0		 YiYi Wang (-----)
Match: S Rating: -----
Longfellow NH Boys & Girls 12’s, 14’s, 16’s, & 18’s Round Robin
11/05/2022 R2 Tournament
G16s
L
4-0
4-1		 Sophia Correnti (-----)
Match: S Rating: -----
Longfellow NH Boys & Girls 12’s, 14’s, 16’s, & 18’s Round Robin
11/05/2022 R1 Tournament
G16s
W
2-4
5-3
1-0		 anya koshy (-----)
Match: S 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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