Sack, Mark

USTA ID
922469131
Gender
Male
Location
Northbrook, IL
WTN ID
SAC4510146

TennisLink · USTA · WTN

NTRP Ratings

RatingTypeYearDateExpires
0.0 - - -
4.5 C 2021 Dec. 31, 2021 Dec. 31, 2024

WTN Ratings

Singles
23.45
Confidence 10 · 21.6–25.3
Doubles
26.29
Confidence 10 · 24.5–28.1

Position Distribution

Men's Combo 4.5
8 matches
2# Doubles
4 (50%)
2# Singles
1 (12%)
3# Doubles
3 (38%)

Partners

PartnerWLxWTogether
Gary Gerstman 1 1 1.1 2
Jeff Callen 0 1 0.3 1
Brad Smith 0 1 0.3 1
Daniel Sternfield 1 0 0.5 1
James Moulton 1 0 0.5 1
Matt Ward 1 0 0.9 1

Opponents

OpponentWLxWFaced
Clay Corso 1 1 1.0 2
Travis Reimers 0 1 0.3 1
Dennis Kontorovich 0 1 0.4 1
John Mysz 0 1 0.4 1
Anthony Noti 1 0 0.7 1
Jean Michel Dos Remedios 0 1 0.3 1
Thomas Tranter 0 1 0.3 1
Aleksandr Kolomiets 1 0 0.3 1
Michael Zevin 1 0 0.9 1
Manuel Brito Doerr 1 0 0.9 1

Match History (8)

DateFlightPosPartnerOpponent(s)ScoreP(win)Result
7/12/2024 M 4.5 Summer 2# Doubles Jeff Callen Clay Corso / Travis Reimers 6-4 6-4 29% L
6/30/2024 M 4.5 Summer 2# Doubles Gary Gerstman Dennis Kontorovich / John Mysz 6-0 6-0 37% L
6/4/2023 Men 4.5 3# Doubles Gary Gerstman Clay Corso / Anthony Noti 6-3 6-4 74% W
10/23/2022 M 4.5 3# Doubles Brad Smith Jean Michel Dos Remedios / Thomas Tranter 3-6 6-1 1-0 34% L
10/9/2022 M 4.5 2# Singles — Aleksandr Kolomiets 6-1 6-1 28% W
11/6/2021 4.5 Men 2# Doubles Daniel Sternfield 6-0 6-0 W
9/18/2021 4.5 Men 2# Doubles James Moulton 6-0 6-0 W
9/12/2021 4.5 Men 3# Doubles Matt Ward Michael Zevin / Manuel Brito Doerr 6-4 6-2 86% W

Team History

YearFlightTeamRole
2024 CDTA 18 & Over M 4.5 Summer CDTA S 18&OM4.5 6.North Shore Sternfield Sun 3 $25
2023 CDTA ESL 18&O M 4.5 CDTA E 18&O M4.5 North Shore Sternfield Sat 5 $20
2023 CDTA S 18 & Over Men 4.5 CDTA S 18&OM4.5 h.North Shore Sternfield Sun 4 $20
2022 CDTA ESL 18&O W/E 4.5 Men CDTA E 18&O W/E 4.5M North Shore Sternfield Sat 5 $2