Jacob Spracher

Rating History

Singlehanded & Keelboat Ratings

DisciplineRating Rank RacesLast raced
Singlehanded1.94unranked (fewer than 10 races or not active)36Fall 2013

Team Race Rating

Rating Rank vs fleet rating Record
1.82 (fleet 2.52) unranked (fewer than 30 matches as skipper, or not active) −0.00 ± 0.18
about what the fleet rating predicts
as skipper 38–82 (32%)
SeasonRegattas Skipper W–LCrew W–L
Spring 201521–6—
Spring 2014630–68—
Spring 201317–8—
22.12.22.32.42.5Spring 2014Spring 2015McIntyre Team Race (2014-03-01): rating 2.41, fleet rating alone 2.40, offset +0.00; record 10-8 in this boatSt. Mary's Team Race (2014-03-08): rating 2.25, fleet rating alone 2.29, offset -0.04; record 1-8 in this boatGraham Hall Team Race (2014-03-15): rating 2.26, fleet rating alone 2.31, offset -0.05; record 5-10 in this boat2014 Aaron Szambecki Team Race (2014-03-22): rating 2.19, fleet rating alone 2.26, offset -0.06; record 0-21 in this boatProsser Trophy (2014-04-05): rating 2.06, fleet rating alone 2.16, offset -0.10; record 10-11 in this boatAPS Team Race National Championship (2014-05-31): rating 2.15, fleet rating alone 2.20, offset -0.06; record 1-1 in this boatAPS Team Race National Championship (2014-05-31): rating 2.15, fleet rating alone 2.20, offset -0.06; record 3-9 in this boatSt. Mary's Team Race (2015-03-14): rating 2.18, fleet rating alone 2.20, offset -0.02; record 0-4 in this boatGraham Hall Team Race (2015-03-21): rating 2.16, fleet rating alone 2.20, offset -0.04; record 1-2 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 8 graded regattas (105 matches) the record is 31–74 against 32.4 wins the pre-event forecasts expected (−1.4). 1 regatta clearly above the rating (P ≤ 20%), 5 clearly below (P ≥ 80%); 13 bits of surprise in all.

DateRegattaRole Value Perf. RecordExp.
wins
Δ Surprise
(bits)
P(this good
or better)
2015-03-21Graham Hall Team Raceskipper2.734.311–20.3+1.580.929%
2015-03-14St. Mary's Team Raceskipper2.76-0.240–40.8≤−3.001.6>99%
2014-05-31APS Team Race National Championshipskipper2.811.854–105.4−0.960.994%
2014-04-05Prosser Trophyskipper2.603.8210–116.0+1.233.52%
2014-03-222014 Aaron Szambecki Team Raceskipper2.65-0.350–211.7≤−3.002.4>99%
2014-03-15Graham Hall Team Raceskipper2.723.215–104.0+0.490.435%
2014-03-08St. Mary's Team Raceskipper2.681.971–81.7−0.710.387%
2014-03-01McIntyre Team Raceskipper2.751.2110–812.5−1.542.799%

Regatta results

Regatta Role Div Races Avg Rating
Spring 2015 Team page Season
St. Mary's Team Race Skipper TR 9 11% —
Graham Hall Team Race Skipper TR 15 40% —
Fall 2014 Team page Season
MAISA South Dinghy Fall Qualifier Skipper B 13 5.6 2.59
David Lee Arnoff/ HWS Fall Regatta Skipper B 7 6.1 2.32
Spring 2014 Team page Season
St. Mary's Team Race Skipper TR 9 11% —
Robert P. Arrigan Memorial Regatta Skipper A 13 5.8 1.65
Prosser Trophy Skipper TR 21 48% —
McIntyre Team Race Skipper TR 18 56% —
Graham Hall Team Race Skipper TR 15 33% —
APS Team Race National Championship Skipper TR 15 27% —
2014 Aaron Szambecki Team Race Skipper TR 21 0% —
Fall 2013 Team page Season
Laser South Singlehanded Skipper A 18 12.5 1.68
KP Dinghy Open Skipper B 15 5.7 2.53
Spring 2013 Team page Season
Pirate 3on3 team racing Skipper TR 15 47% —
ODU Spring Open Skipper B 12 6.2 1.69
MAISA/SAISA Skipper B 10 2.3 3.32
Greater New York Dinghy Regatta Skipper B 6 6.8 1.85
Fall 2012 Team page Season
Riley Cup Skipper A 12 5.0 3.00
MAISA Laser #2 Singlehanded Skipper A 18 11.4 1.18
Spring 2012 Team page Season
ODU Spring Open Skipper B 10 4.1 2.35
MAISA Spring Open Skipper B 2 2.0 3.80
Fall 2011 Team page Season
Riley Cup Skipper B 6 7.2 1.21
MAISA Open Skipper B 11 3.6 2.43

From the notes

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

All notes →