Andrew Tollefson

Rating History

Crew Rating

Career: 37.01 percentile of ICSA crews
0.250.500.751.00H. Parker (14 races): +0.03H. ParkerFall 2023: rating 0.55Fall 2023The Citadel
▲ boats did better with this crew than with the skipper's usual crews▼ worseArrow length = size of the push, in rating points
Season Team Rating Range League
percentile
Team
percentile
On team Races Team page
Fall 2023 The Citadel 0.55 Rating 0.55; 90% range -2.5 to 3.6; team skipper average 0.86 30.01 41.67 4 of 6 14 Team page

Team Race Rating

Rating Rank vs fleet rating Record
1.43 (fleet 2.05) unranked (fewer than 30 matches as skipper, or not active) −0.05 ± 0.17
about what the fleet rating predicts
as skipper 20–83 (19%)
SeasonRegattas Skipper W–LCrew W–L
Spring 202549–35—
Spring 2024511–48—
11.11.21.31.4Spring 2024Spring 2025Garner Tullis (2024-03-02): rating 1.14, fleet rating alone 1.17, offset -0.03; record 1-13 in this boatThe Turner Team Race (2024-03-09): rating 1.13, fleet rating alone 1.17, offset -0.04; record 5-3 in this boatBulldogs/Tigers Palmetto State Showdown Team Race (2024-03-30): rating 1.16, fleet rating alone 1.18, offset -0.02; record 2-10 in this boatSAISA Spring Open Team Race Championships (2024-04-05): rating 1.15, fleet rating alone 1.18, offset -0.03; record 1-6 in this boatThe Mendelblatt Team Race (2025-03-01): rating 1.23, fleet rating alone 1.27, offset -0.04; record 0-2 in this boatThe Mendelblatt Team Race (2025-03-01): rating 1.23, fleet rating alone 1.27, offset -0.04; record 0-3 in this boatThe Mendelblatt Team Race (2025-03-01): rating 1.23, fleet rating alone 1.27, offset -0.04; record 0-4 in this boatThe Turner Team Race (2025-03-08): rating 1.24, fleet rating alone 1.28, offset -0.05; record 8-6 in this boatPirate Team Racing (2025-03-29): rating 1.27, fleet rating alone 1.31, offset -0.04; record 1-11 in this boatSAISA Open Team Race Champs (2025-04-05): rating 1.27, fleet rating alone 1.32, offset -0.05; record 0-2 in this boatSAISA Open Team Race Champs (2025-04-05): rating 1.27, fleet rating alone 1.32, offset -0.05; record 0-7 in this boatTeam race rating

Rating before each regatta driven (solid; dots green when the boat won 60% or more of its matches there, red under 40%) and what the fleet rating alone would give (dashed). The gap is the team race offset as it stood at the time. Hover a dot for the regatta; click to open it.

Team race surprisal: regatta by regatta

Over 9 graded regattas (103 matches) the record is 20–83 against 24.6 wins the pre-event forecasts expected (−4.6). 1 regatta clearly above the rating (P ≤ 20%), 6 clearly below (P ≥ 80%); 7 bits of surprise in all.

DateRegattaRole Value Perf. RecordExp.
wins
Δ Surprise
(bits)
P(this good
or better)
2025-04-05SAISA Open Team Race Champsskipper1.77-1.230–90.7≤−3.001.1>99%
2025-03-29Pirate Team Racingskipper1.741.031–111.8−0.710.487%
2025-03-08The Turner Team Raceskipper1.682.068–67.2+0.380.240%
2025-03-01The Mendelblatt Team Raceskipper1.72-1.280–90.6≤−3.000.9>99%
2024-04-05SAISA Spring Open Team Race Championshipsskipper1.541.321–61.1−0.220.080%
2024-03-30Bulldogs/Tigers Palmetto State Showdown Team Raceskipper1.540.602–104.1−0.941.395%
2024-03-09The Turner Team Raceskipper1.442.525–33.5+1.081.218%
2024-03-02Garner Tullisskipper1.430.641–131.8−0.780.489%
2024-02-17Mendelblatt Team Raceskipper1.460.472–163.8−0.991.295%

Regatta results

Regatta Role Div Races Avg Rating
Fall 2025 Team page Season
SAISA Top 9 Invitational Skipper B 10 16.1 —
Spring 2025 Team page Season
The Turner Team Race Skipper TR 16 62% —
SAISA Spring Open Championship - Tillman Trophy Skipper B 6 11.2 1.23
SAISA Open Team Race Champs Skipper TR 9 0% —
SAISA North Spring Tournament Skipper A 6 4.7 2.47
Pirate Team Racing Skipper TR 12 8% —
Oberg Trophy Skipper C 6 9.7 1.62
The Mendelblatt Team Race Skipper TR 9 0% —
2025 Southern Collegiate Offshore Regatta (J/22) Keelboat Reserve A — — —
Fall 2024 Team page Season
SAISA North Top 6 Invite Skipper A 12 8.8 -0.09
SAISA North Fall Tournament Skipper A 5 3.2 2.41
SAISA Match Race Championships Keelboat Crew A 1 7.0 —
SAISA Fall Open Champs, Robert L. Armstrong Trophy Skipper B 14 6.1 2.64
Hewitt Trophy Skipper A 9 11.3 1.41
The Ashley River Trophy Skipper A 5 6.4 1.42
Spring 2024 Team page Season
The Turner Team Race Skipper TR 8 62% —
SAISA Spring Open Team Race Championships Skipper TR 7 14% —
SAISA Spring Open Championship (Tillman Trophy) Skipper B 14 9.9 1.34
Mendelblatt Team Race Skipper TR 18 11% —
Garner Tullis Skipper TR 14 7% —
Bulldogs/Tigers Palmetto State Showdown Team Race Skipper TR 12 17% —
2024 Azalea Bowl Regatta Skipper A 10 8.6 1.68
Fall 2023 Team page Season
Tiger Town Trophy Skipper B 5 3.4 1.58
SAISA North Top 6 Invite Skipper B 9 6.6 —
SAISA North Fall Tournament Crew B 6 4.3 -0.01
SAISA Fall Open Champs (Robert L Armstrong Trophy) Skipper B 10 6.8 2.03
New York Maritime Fall Open Crew B 12 7.0 -0.09
David Van Cleef Memorial Trophy Skipper B 5 4.0 0.80
2023 Triangle Tango Intercollegiate Regatta Skipper B 6 2.7 1.89
Spring 2023 Team page Season
UNCW Trophy Skipper B 8 3.9 1.48
Indian River Invitational Skipper A 8 3.1 1.72

Linked Profiles

League Name School Year
ISSA Andrew Tollefson St. Mary's High School (MD)St. Mary's High School (MD) '22

From the notes

Short write-ups of what the ratings and results show, with the numbers and how they were computed.

All notes →