Prime Number

#80

J/70 · 29 · StFYC

314
+30±314
Overall Rank
#80
of 90
Percentile
Top 89%
of 90 boats
Rating
314
Confidence
±314
Low
Races
28
Recent Form
+8
avg last 5 races
View all J/70Compare
Last raced: Jan 26, 2019

Rating Over Time

942-124

Direct Competitors

Prime Number hasn't raced enough times against the same boats yet to surface direct rivals. Check back after a few more series.

Race History

26 races
Three Bridge Fiasco
Jan 26, 2019/20 of 265
+30
942
Three Bridge Fiasco
Jan 27, 2018/DNF
-12
913
Rolex Big Boat Series · R7
Sep 14, 2017/1 of 11
+39
925
Rolex Big Boat Series · R6
Sep 14, 2017/5 of 11
+8
885
Rolex Big Boat Series · R5
Sep 14, 2017/9 of 11
-23
877
Rolex Big Boat Series · R4
Sep 14, 2017/7 of 11
-12
900
Rolex Big Boat Series · R3
Sep 14, 2017/6 of 11
-5
912
Rolex Big Boat Series · R2
Sep 14, 2017/6 of 11
-5
917
Rolex Big Boat Series · R1
Sep 14, 2017/6 of 11
-6
923
Round the Rocks
Apr 15, 2017/6 of 82
+59
929
-24
870
Rolex Big Boat Series · R8
Sep 15, 2016/30 of 36
-20
895
Rolex Big Boat Series · R7
Sep 15, 2016/31 of 36
-31
915
Rolex Big Boat Series · R6
Sep 15, 2016/7 of 36
+39
946
Rolex Big Boat Series · R5
Sep 15, 2016/11 of 36
+17
907
Rolex Big Boat Series · R4
Sep 15, 2016/22 of 36
0
890
Rolex Big Boat Series · R3
Sep 15, 2016/22 of 36
-4
891
Rolex Big Boat Series · R2
Sep 15, 2016/26 of 36
-13
894
Rolex Big Boat Series · R11
Sep 15, 2016/24 of 36
-14
907
Rolex Big Boat Series · R10
Sep 15, 2016/28 of 36
-39
921

About the Rating

Ratings are computed using Glicko-2, a chess-style system that considers who you beat and who beat you. Winning against higher-rated boats earns more points than beating lower-rated boats.

The overall rank compares this boat to all others across every class. To see how it stacks up within its class, use the “View all J/70” link above.

The confidence band (±314) shows how certain we are about this rating. It narrows as more races are completed and widens during periods of inactivity.

The shaded area on the chart represents the 95% confidence interval — the true skill of this boat likely falls within that range.