Oliver Nairn

Rating History

Crew Rating

Career: 64.41 percentile of ICSA crews (limited evidence)

No season rating yet: needs 8+ crewed races in a season.

Singlehanded & Keelboat Ratings

DisciplineRating Rank RacesLast raced
Singlehanded1.59unranked (fewer than 10 races or not active)11Fall 2022

Team Race Rating

Rating Rank vs fleet rating Record
1.68 (fleet 2.35) unranked (fewer than 30 matches as skipper, or not active) −0.02 ± 0.18
about what the fleet rating predicts
as skipper 5–2 (71%)
as crew 1–8 (11%)
SeasonRegattas Skipper W–LCrew W–L
Spring 20251—1–8
Spring 202415–2—

Team race surprisal: regatta by regatta

Over 2 graded regattas (16 matches) the record is 6–10 against 10.1 wins the pre-event forecasts expected (−4.1). 0 regattas clearly above the rating (P ≤ 20%), 2 clearly below (P ≥ 80%); 5 bits of surprise in all.

DateRegattaRole Value Perf. RecordExp.
wins
Δ Surprise
(bits)
P(this good
or better)
2025-04-12PCCSC Carter Ford Open Team Race Championshipcrew2.01-0.191–83.9−2.204.1>99%
2024-02-24Jeff Mixdorf Team Raceskipper2.090.825–26.2−1.271.297%

Regatta results

Regatta Role Div Races Avg Rating
Spring 2025 Team page Season
Top-9 Invite Skipper A 9 12.8 -1.03
PCCSC Carter Ford Open Team Race Championship Crew TR 9 11% —
Gorge Invite Crew A 7 7.0 +0.09
Fall 2024 Team page Season
North/North Skipper A 7 3.0 2.83
Cascadia Cup JV Skipper A 3 2.3 1.70
Spring 2024 Team page Season
Rainier Cup Skipper A 12 4.6 2.30
Mark Healy PCCSC Open Conference Championship Skipper B 6 6.2 2.62
Jeff Mixdorf Team Race Skipper TR 6 83% —
Gorge Invite Skipper B 10 2.6 3.22
Fall 2023 Team page Season
Outlaw Regatta Crew B 2 1.0 +0.25
North/North Skipper A 6 4.2 2.68
Fall Pacific Coast Championship Skipper C 8 6.5 1.97
Cascadia Cup Varsity Skipper B 2 1.5 0.97

Linked Profiles

League Name School Year
ISSA Oliver Nairn Roosevelt High SchoolRoosevelt High School '23

From the notes

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

All notes →